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R&S®SMW-K46 CDMA2000

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1. Fig 3 8 Constellation diagram of a BPSK channel with 0 dB power QPSK channels With other channel types the input data stream of the PN Short Code Scrambling block is a complex 1 j sequence similar to QPSK The complex output data sequence is then as follows Sou n di n jda n PN n j PNo n with dun da n PN n PNo n e 1 1 Table 3 3 Output combinations with QPSK channels PN n d n Aj A j Hj 1 j el 2j 2 2 2j 4 2 3j 2 a Hj 2 2 2j 2 1 j 2j 2 2 2 j Modulation System CDMA2000 This again yields four different output combinations for Sout 2j 2j 2 2 i e all points are on one of the two axes at the I Q level ns Fig 3 9 Constellation diagram of a QPSK channel with 0 dB power 3 1 14 Power Control Downlink and Uplink After spreading and scrambling a channel specific power factor p is applied to the sig nal For example a value of 6 dB therefore results in half the level or 74 power General Settings for CDMA2000 Signals 4 CDMA2000 Configuration and Settings gt To access the CDMA2000 settings select Baseband gt CDMA2000 Tip The dialog is extremely comprehensive To simplify the description and the orientation through this documentation the headings of the following section follow a common naming convention lt DialogName TabName gt lt gt lt SourceDialog g
2. 1 228 800 000 Provided are the following settings Filter Clipping ARB Settings Filter Selects the baseband filter Remote command SOURce lt hw gt BB C2K FILTer TYPe on page 94 Roll Off Factor or BxT Sets the filter parameter The filter parameter offered Roll Off Factor or BxT depends on the currently selected filter type This parameter is preset to the default for each of the predefined filters Remote command SOURce lt hw gt BB C2K FILTer PARameter APCO25 on page 94 SOURce lt hw gt BB C2K FILTer PARameter COSine on page 94 SOURce lt hw gt BB C2K FILTer PARameter GAUSs on page 94 SOURce lt hw gt BB C2K FILTer PARameter PGAuss on page 95 SOURce lt hw gt BB C2K FILTer PARameter RCOSine on page 96 SOURce hw BB C2K FILTer PARameter SPHase on page 96 Cut Off Frequency Factor Sets the value for the cut off frequency factor The cut off frequency of the filter can be adjusted to reach spectrum mask requirements Remote command SOURce lt hw gt BB C2K FILTer PARameter LPASs on page 95 SOURce lt hw gt BB C2K FILTer PARameter LPASSEVM on page 95 Chip Rate Variation Enters the chip rate Remote command SOURce lt hw gt BB C2K CRATe VARiation on page 89 Filter Clipping ARB Settings 4 7 2 Clipping Settings gt To access this dialog select Clipping CDMA2000 A Filter Clipp
3. Suffixes up to eight traffic channels Each traffic channel consists of four to eight code chan nels The type and number of code channels depends on the radio configuration chosen for the traffic channel The channel table for the base station is configured from fourteen special channels and The individual channels are selected in SCPI via the suffixes to keywords CGRoup and COFFset The special channel have the suffix 0 to CGRoup and 1 to 14 to COFFset correspond ing to the channel index 0 1 to 0 14 in the channel table The code channels of a traffic channel are addressed by means of suffixes 1 to 8 for the traffic channel and 1 to 8 to COFFset for the sub channels of the selected traffic channel Thus CGRoup2 COFFset1 is the code channel F FCH of the traffic channel 2 and equates to the channel index 2 1 in the channel table Table 5 1 Structure of the traffic channel for different radio configurations Radio Configuration 1 2 Radio Configuration 3 4 5 1 1 CGRoup1 COFFset1 F FCH F FCH 1 2 CGRoup1 COFFset2 F SCH1 F SCH1 1 3 CGRoup1 COFFset3 F SCH2 F SCH2 1 4 CGRoup1 COFFset4 F SCH3 F DCCH 1 5 CGRoup1 COFFset5 F SCH4 1 6 CGRoup1 COFFset6 F SCH5 Base Stations Settings Radio Configuration 1 2 Radio Configuration 3 4 5 1 7 CGRoup1 COFFset7 F SCH6 1 8 CGRoup1 COFFset8 F SCH7 Regardless of the radio configuration in all traff
4. X 38 88 Accept Predefined Settings 44 111 ACCESS C 73 ACCESS EE 154 Additional MS 44 148 Adjust Total Power to 0 dB uuu renee 39 90 P E 29 Arm Trigger tree rrt rere rire 99 Armed Auto 27 98 Armed Retrigger 27 98 7 VUL o PET CES 27 98 B BCD T 82 94 Base station default values AA 37 Baseband Clipping rrr rrt 83 Baseband filter 82 94 Bit reversed 57 135 Block Interleaver BS 65 120 C CDMA Channel Number BS 66 117 CDMA Te EE 93 Channel Coding Mode BS tems 63 Channel Coding Mode MS 74 149 Channel Number BS 48 Channel Number MS creer rete retentu 78 Channel Power BN 52 Channel Power MS ccc ccesessceeeeeeeeeeeeeeeeeneeeeeneeeeteeee 80 Channel State BS Channel State MS Channel Type BS Channel Type MS Chip Clock Multiplier Chip Rate Variation Clipping Level Sg lee e Re T lee Ta EI Clock Mode n Clock SOUC assener eenen raae REENE ESEE Code DOMAIN Sec esdeg eneredeeggegegdeugedeeeg Ed SEa EPRE Code Domain BS Code Domain Conflict BS 53 54 136 Coder TYPE B S x cessent tege ouo pta eio perennes 64 123 Common Control enne 73 Common Control MS 154 COMMON trigger Settings neret enter
5. Predefined Settings The setting of command SOURce hw BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt WCODe is adjusted according to the selection Parameters Crest MINimum AVERage WORSt MINimum The crest factor is minimized The Walsh codes are spaced as closely as possible AVERage An average crest factor is set The Walsh codes are distributed uniformly over the code domain WORSt The crest factor is set to an unfavorable value i e maximum The Walsh codes are as wildly spaced as possible RST MINimum Example BB C2K PPAR CRES WORS sets the crest factor to an unfavorable value Manual operation See Crest Factor Predefined Settings on page 43 SOURce lt hw gt BB C2K PPARameter EXECute This command presets the channel table of base station 1 with the parameters defined by the PPARameter commands Example BB C2K PPAR EXEC configures the signal sequence as defined by the BB C2K PPARameter commands Usage Event Manual operation See Accept Predefined Settings on page 44 SOURce lt hw gt BB C2K PPARameter PCHannel STATe State The command activates deactivates the paging channel The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute Parameters State 0 1 OFF ON RST ON Example BB C2K PPAR PCH ON activates F PCH Manual operatio
6. P REV CDMA2000 Release 1 Korean PCS Band Class4 USPCS Band Class1 2 IS 95 3 TBS74 4 IS 95A 5 IS 95B 6 IS2000 Release 0 7 IS2000 Release A 8 IS2000 Release B Parameters Prev integer Range 1 to 8 RST 6 Example BB C2K BST SYNC PREV 4 Manual operation sets the P REV parameter See P REV More Params BS on page 66 SOURce lt hw gt BB C2K BSTation SYNC SID Sid Displays the System Identification The base station sets the system identification number Parameters Sid Example Manual operation integer Range 0 to 32767 RST 10 BB C2K BST SYNC SID 10 sets the system identification parameter See SID More Params BS on page 67 SOURce lt hw gt BB C2K BSTation SYNC STIMe lt SystTime gt Displays the system time Parameters lt SystTime gt Example integer Range 0 to 68719476735 RST 0 BB C2K BST SYNC STIM 4 sets the system time Base Stations Settings Manual operation See System Time More Params BS on page 66 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch CCODing BINTerleaver The command queries the number of symbols per block which are processed by the interleaver This value is only available for channel coding modes Complete and Without Interleaving SOURce BB C2K BST n CGRoup n COFFset n CCODing MODE COMP NOIN For the traffic channels this value is specific for the sel
7. This parameter is available when the CDMA2000 gt State gt On Remote command SOURce lt hw gt BB C2K POWer ADJust on page 90 Total Power Displays the total power of the active channels CDMA2000 Basestations and Mobile Stations Settings The total power is calculated from the power ratio of the powered up code channels with modulation on If the value is not equal to 0 dB the individual code channels whilst still retaining the power ratios are internally adapted so that the Total Power for achieving the set output level is 0 dB Remote command SOURce hw BB C2K POWer TOTa1 on page 90 Select Selects the base or mobile station by pressing the accompanying button This opens a dialog for editing the selected base or mobile station The dialogs are described in chapter 4 6 4 Base Station Configuration on page 45 and chapter 4 6 7 Mobile Station Configuration MS on page 72 Remote command the base station or mobile station is selected by the keyword index BSTation lt i gt or MSTation lt i gt Base Station Mobile Station State Activates a base or mobile station Remote command SOURce lt hw gt BB C2K BSTation lt st gt STATe on page 144 SOURce lt hw gt BB C2K MSTation lt st gt STATe on page 156 4 6 2 Predefined Settings Downlink 1 To access this dialog select CDMA 2000 gt General gt Link Direction gt Downlink Forward 2 Select Basestatio
8. lt TDelay gt integer Range 0 to dynamic RST 0 Example BB C2K BST2 TDEL 256 shifts base station 2 by 256 chips compared to base station 1 Manual operation See Time Delay BS on page 47 SOURce lt hw gt BB C2K BSTation lt st gt TDIVersity lt TDiversity gt The command activates and deactivates signal calculation with transmit diversity OFF To activate transmit diversity the antenna must be specify whose signals are to be simulated ANT1 or ANT2 The diversity scheme is selected using command SOURce lt hw gt BB C2K BSTation st TDIVersity MODE Parameters lt TDiversity gt OFF ANT1 ANT2 OFF No transmit diversity ANT1 Calculate and apply the output signal for antenna 1 ANT2 Calculate and apply the output signal for antenna 2 RST OFF Example BB C2K BST2 TDIV ANT2 activates transmit diversity the signal of antenna 2 is simulated Manual operation See Transmit Diversity BS on page 46 SOURce lt hw gt BB C2K BSTation lt st gt TDIVersity MODE Mode The command selects the diversity scheme Command SOURce lt hw gt BB C2K BSTation lt st gt TDIVersity activates trans mit diversity and selects the antenna 5 8 Mobile Station Settings Parameters Mode OTD STS OTD Orthogonal Transmit Diversity Mode STS Space Time Spreading Mode RST OTD Example BB C2K BST2 TDIV MODE OTD selects scheme OTD for Transmit Diversity BB C2K BST2
9. CDMA2000 A Copy Basestation CDMA2000 A Copy Mobile Station opy From Source opy From Source To Destination BS2 To Destination wsa Walsh Code Offset 0 Accept Accept Copy from Source Selects the base station or mobile station whose settings are to be copied To Destination Selects the base station or mobile station whose settings are to be overwritten Walsh Code Offset Base Station only Enters the offset to be applied when copying the base station to the Walsh codes of the destination base station The minimum value is 0 Walsh codes are identical the maximum value is 255 Accept Starts the copy process Remote command SOURce lt hw gt SOURce lt hw gt SOURce lt hw gt SOURce lt hw gt B C2K COPY SOURce on page 88 B C2K COPY DESTination on page 87 B C2K COPY COFFset on page 87 BI BI BI BB C2K COPY EXECute on page 88 Predefined Settings Accesses the dialog for setting predefined configurations in Downlink Forward direc tion see chapter 4 6 2 Predefined Settings Downlink on page 40 Additional Mobile Station Accesses the dialog for simulating up to 64 additional mobile stations see chap ter 4 6 3 Additional Mobile Station Uplink on page 44 Adjust Total Power to 0dB Sets the power of an enabled channel so that the total power of all the active channels is 0 dB This will not change the power ratio among the individual channels
10. For the traffic channels this value is specific for the selected radio configuration The value range of the frame length depends on the channel type and the selected radio configuration The frame length affects the data rates that are possible within a channel Changing the frame length may lead to a change of data rate and this in turn may bring about a change of Walsh code Parameters lt FLength gt 5 10 20 26 6 40 80 160 NUSed 26 ms Frame length of 26 6 Also all inputs between 26 6 and 26 7 ms are allowed RST F SYNC 26 6 F_BCH 40 ms F_CACH 5 ms all other channels 20 ms Example BB C2K BST CGR3 COFF4 FLEN 5 ms sets the frame length of sub channel 3 4 to 5 ms Manual operation See Frame Length BS on page 51 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt LCMask lt LcMask gt The command sets the mask of the Long Code Generator of the base station For the traffic channels this value is specific for the selected radio configuration The LC Mask is the same for all sub channels of a traffic channel If the mask is modi fied for one of the sub channels the new value is then automatically used by all other subchannels of this traffic channel Parameters lt LcMask gt integer Range HO to H3FF FFFF FFFF RST HO Example BB C2K BST1 CGR2 COFF1 LCM H55 sets the Long Code Mask to H55 Manual operation See LC Mask hex More Parameters
11. ON OFF Period A regular marker signal that is defined by an ON OFF ratio is gener ated A period lasts one ON and OFF cycle ON time OFF time ON time OFF time The ON Time and OFF Time are each expressed as a number of samples and are set in an input field which opens when ON OFF ratio is selected Remote command SOURce hw BB C2K TRIGger OUTPut ch ONTime on page 108 SOURce lt hw gt BB C2K TRIGger OUTPut lt ch gt OFFTime on page 108 User Period A marker signal is generated at the beginning of every user defined period The period is defined in Period Remote command SOURce hw BB C2K TRIGger OUTPut ch PERiod on page 108 Remote command SOURce hw BB C2K TRIGger OUTPut ch MODE on page 107 Marker x Delay Defines the delay between the marker signal at the marker outputs relative to the sig nal generation start Marker x For the corresponding marker sets the delay as a number of sym bols Remote command SOURce hw BB C2K TRIGger OUTPut ch DELay on page 106 4 4 Clock Settings Current Range without Recalculation Displays the dynamic range within which the delay of the marker sig nals can be set without restarting the marker and the signal Move the setting mark to define the delay Remote command SOURce lt hw gt BB C2K TRIGger OUTPut ch DELay MINimum on page 106 SOURce lt hw gt BB C2K TRIGger OUTPut ch DELay MAXi
12. Parameters Pattern 64 bits Example BB C2K MST2 TPC DATA PATT H3F 8 defines the bit pattern for the power control bits Manual operation See Data Source Power Control MS on page 75 SOURce lt hw gt BB C2K MSTation lt st gt TPC MlSuse lt MisUse gt The command activates deactives the use of the power control data for controlling the mobile station output power On the uplink the power control bits are used exclusively for controlling the mobile station output power Power control puncturing is not defined for controlling the base station power The bit pattern see commands BB C2K MSTation lt n gt TPC of the power con trol bits w is used to control the channel power A 1 leads to an increase of channel powers a 0 to a reduction of channel powers Channel power is limited to the range 0 dB to 80 dB The step width of the change is defined with the command SOURce lt hw gt BB C2K MSTation lt st gt TPC PSTep Parameters lt MisUse gt 0 1 OFF ON RST OFF Example BB C2K MST2 TPC MIS ON activates regulation of channel power for mobile station 2 via the power control bit pattern BB C2K MST2 TPC PST 1 dB sets the step width for the change of channel powers to 1 dB Manual operation See Misuse for Output Power Control MS on page 76 Mobile Station Settings SOURce lt hw gt BB C2K MSTation lt st gt TPC PSTep lt PStep gt The command defines the step width for the change
13. State This command inverts the Q part of the baseband signal if set to ON The signal on the baseband outputs meets the cdma2000 standard In order to generate an RF signal that conforms to the standard the UO Swap function in the IO Modulator menu must be enabled On SOURce IQ SWAP ON Parameters lt State gt 0 1 OFF ON RST OFF Example BB C2K IQSW STAT ON inverts the Q part of the baseband signal Manual operation See Invert Q for Correct Baseband Output on page 85 Primary Commands SOURce hw BB C2K LINK Link The command defines the transmission direction The signal either corresponds to that of a base station FORWard DOWN or that of a mobile station REVerse UP Parameters Link DOWN UP FORWard REVerse RST DOWN Example BB C2K LINK DOWN the transmission direction selected is base station to mobile sta tion The signal corresponds to that of a base station Manual operation See Link Direction on page 26 SOURce lt hw gt BB C2K POWer ADJust The command sets the power of the active channels in such a way that the total power of the active channels is 0 dB This will not change the power ratio among the individ ual channels Example BB C2K POW ADJ the total power of the active channels is set to 0 dB the power ratio among the individual channels is unchanged Usage Event Manual operation See Adjust Total Power to OdB on page 39 SOURce lt
14. The transmission direction selected is base station to mobile station The signal corresponds to that of a base station Uplink Reverse Link The transmission direction selected is mobile station to base station The signal corresponds to that of a mobile station Remote command SOURce lt hw gt BB C2K LINK on page 90 Filter Clipping ARB Settings Provides access to the dialog for setting baseband filtering clipping and the sequence length of the arbitrary waveform component see chapter 4 7 Filter Clipping ARB Settings on page 81 4 2 Trigger Settings This dialog provides access to the settings necessary to select and configure the trig ger like trigger source mode trigger delay and trigger suppression as well as to arm or trigger an internal trigger manually The current signal generation status is displayed in the header of the dialog together with information on the enabled trigger mode As in the Marker and Clock dialogs this dialog provides also access to the settings of the related connectors D This section focuses on the available settings For information on how these settings affect the signal refer to section Basics on in the R amp S SMW user manual gt To access this dialog select Baseband gt CDMA2000 gt Trigger In Trigger Settings CDMA2000 A EE o Gier GEES Local Connector Settings This dialog comprises the settings required for configuring t
15. Access R ACH Reverse Access Channel The Access channel is needed to set up the connection between the mobile station and the base station Enhanced Access R EACH Reverse Enhanced Access Chan nel The Reverse Enhanced Access Channel is needed to set up the connection between the mobile station and the base station CDMA2000 Basestations and Mobile Stations Settings Short form Name Function R PICH Reverse Pilot Channel The Reverse Pilot Channel pro vides the capabilities for coherent detection Common Control R CCCH Reverse Common Control Chan The Reverse Fundamental Chan nel nel is similar to R ACH but it is meant to transport control infor mation Remote command SOURce hw BB C2K MSTation lt st gt CHANnel lt ch gt TYPE on page 153 Frame Length MS Sets the frame length of the channel For the traffic channels the indicated value is specific for the selected radio configuration The value range depends on the channel type and the selected radio configuration The frame length of some channels is fixed The maximum frame length is 80 ms the minimum frame length is 5 ms The frame length affects the data rates that are possible within a channel If a frame length is changed so that the set data rate becomes invalid the next permissible value is automatically set Remote command SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt FLE
16. Downlink sse 21 s Seinlceee E 21 QPSK channels rta rab eo a ERR Ru EXER CH REM Eo eH ER Led ERR E rk 4 EA en na eina 21 Power Control Downlink and Uplink mmm 22 4 CDMA2000 Configuration and Settings 23 4 1 General Settings for CDMA2000 Signals cerne 23 4 2 Trigger Settings nemen eti ee rena ica ce snnm anii sa sna Da 3A FERE Da X EE dans 26 4 3 Marker Settings rni narii nana no tocan as sas ccceestesdsecsssted SSES EKANA RENGS 31 AA Clock Settings rennen een nera rut secuit k nn D tua aac EES REX uS cr peu xa aun R a RARE 34 4 5 Local and Global Connector Settings eene 35 4 6 CDMA2000 Basestations and Mobile Stations Settings 36 4 6 1 Configure Base Station or Mobile Station sss 36 4 6 2 Predefined Settings Dowpnlink nennen 40 4 6 3 Additional Mobile Station Upimk nennen 44 4 6 4 Base Station Conftouraton nennen nennen nene 45 4 6 4 1 COMMON Settings iiie ne deti dt de EENS dE a oae adu R YR at Fed Lata cepe a nae eR Edd 45 4642 Channel Table BS eiecti eed e ttd eet eee eR ced 47 4 6 4 3 Code Domain and Channel Grapnbs sss eene 54 4 6 5 More Parameters BS Channel Table 58 4 6 5 1 General Settilgs i EE 59 4 6 5 2 Power Control iiiter tinae efie rete id adea oed e aaa ea be EE 60 46 5 3 e lu Hee fe DEE 63 4 6 5 4 Additional Sync Channel Pa
17. If a standard Walsh code is used spreading is performed by multiplying the input symbol modulo 2 multiplication with the real Walsh code The quasi orthogonal Walsh code results in complex spreading through an additional rotation of the output phase the spreading code then consists of a real and an imaginary part 3 1 8 PN Short Code Scrambling Downlink The complex input data stream of the PN short code scrambler is multiplied by a complex PN sequence lpn j Qpy This is also called quadrature spreading With channels of the radio configurations 1 and 2 whose generation is comparable with that of IS 95 systems this block splits up the input stream in and Q components The base station specific parameter PN offset determines the start phase of these PN short code sequences This permits signals of different base stations to be distin guished Generator polynomial for and Q components of the PN short code P x x15 x13 x9 x8 x7 x5 1 Pa x X054 x 124 114 1046 454 4434 4 The period of a PN short code sequence is 26 666 ms 3 1 9 Spreading Uplink Increasing the data rate or spreading in the reverse link is performed in different ways depending on the radio configuration and the channel type 3 1 9 1 Variable Length Walsh Spreading Walsh codes with a variable spread factor are used for spreading The spreading factor and the Walsh code depend on the spreading rate channel type frame length and the data rate
18. The channel type is firmly fixed for channel numbers 0 1 to 0 14 CGRO COFF1 to CGRO COFF14 i e for the special channels control and packet chan nels The remaining channel numbers are assigned to the individual code channels of the eight possible traffic channels In this case the first traffic channel occupies the range 1 1 to 1 8 CGR1 COFF1 to CGR1 COFF8 the second occupies the range 2 1 to 2 8 CGR2 COFF1 to CGR2 COFF8 etc Since the type and number of code channels depends on the radio configuration of the channel the channels x 2 to x 8 are variously occupied X 1 is always the fundamental channel F FCH of the traffic channel Return values Type F PICH F SYNC F PCH F TDPICH F APICH F ATDPICH F BCH F QPCH F CPCCH F CACH F CCCH F DCCH F FCH F SCH F PDCCH F PDCH F PICH Pilot Channel F SYNC Sync Channel F PCH Paging Channel F TDPICH Transmit Diversity Pilot Channel F APICH Auxiliary Pilot Channel F ATDPICH Auxiliary Transmit Diversity Pilot Channel F BCH Broadcast Channel F CPCCH Common Power Control Channel F QPCH Quick Paging Channel F CACH Common Assignment Channel F CCCH Common Control Channel F DCCH Dedicated Control Channel F FCH Fundamental Channel F SCH Supplemental Channel F PDCCH Packet Data Control Channel F PDCH Forward Packet Data Channel Base Stations Settings Example BB C2K BST2 CGRO COFF12 TYPE queries type of channel
19. The maximum length is 64 bits RST ZERO B C2K MST2 TPC DATA PATT elects Pattern data source for the power control bits The bit attern is defined with the following command B C2K MST2 TPC DATA PATT H3F 8 defines the bit pattern Example o D WD Manual operation See Data Source Power Control MS on page 75 SOURce lt hw gt BB C2K MSTation lt st gt TPC DATA DSELect lt DSelect gt The command selects the data list for the DLISt data source selection The lists are stored as files with the fixed file extensions dm iqd in a directory of the user s choice The directory applicable to the following commands is defined with the command MMEMory CDIR To access the files in this directory you only have to give the file name without the path and the file extension Parameters lt DSelect gt lt data list name gt Mobile Station Settings Example BB C2K MST2 TPC DATA DLIS selects the DLISt data source MMEM CDIR var user temp Lists selects the directory for the data lists BB C2K MST2 TPC DATA DSEL cdma ch4 selects the file cdma_ch4 as the data source This file must be in specified directory and it must have the file extension dm iqd Manual operation See Data Source Power Control MS on page 75 SOURce lt hw gt BB C2K MSTation lt st gt TPC DATA PATTern Pattern Sets the bit pattern for the PATTern selection The maximum bit pattern length is 64 bits
20. This results from the structuring scheme of the Walsh codes that are obtained by copying and inverting the next smaller matrix User Manual 1175 6755 02 07 54 R amp S9SMW K46 CDMA2000 Configuration and Settings Fig 4 2 Walsh code tree If a Walsh code with the length 4 and index 1 is used codes 1 and 5 are disabled at the length 8 and codes 1 5 9 and 13 at the length 16 because codes of greater length contain the output code of shorter length or its inversion When using such conflicting Walsh codes simultaneously the signals of the associated code channels are mixed so that they can no longer be separated in the receiver Orthogonality will then be lost The matrix range with the highest spreading factor i e 128 which is based on the spreading code selected in the code tree is then defined as domain of a specific Walsh spreading code Using a spreading code means that its entire domain is used Channel Graph 1 To access the channel graph select Basestations Basestation BS1 BS4 2 Select BS1 BS4 Channel Graph CDMA2000 A Basestation1 Power dB 30 40 50 60 70 80 90 100 110 120 Channel User Manual 1175 6755 02 07 55 R amp S9SMW K46 CDMA2000 Configuration and Settings im m E This tab graphically shows the active code channels The channel number is plot ted on the X axis The red bars represent the special channels the green bars the t
21. Trigger 103 Signal generation status 28 Le 27 Source Bits Frame BS sss 64 Spread EE 80 Spreading Code Number BS 51 Spreading Rale eerte aeneae 25 89 Standard settings terr nere 24 State CHIPPING ec M 97 State BS State MS i ele e NEE 70 Subpacket Data Rate BS eee 71 Subpacket ID BS 70 137 Subpacket State BS 70 142 Symbol Puncture BS 65 122 Symbol Repetition BS metet 65 Sync output to external trigger sesesssssss 29 System Identification BS 67 119 System Time BS pesisire 66 T Time Delay BSc tecta rte rte t ned Time Delay Step Additional MS Time Slot Offset BS TO Destination i c t ri rei ed enero Ber GU Traffic BEILER Transmission ditrectlori caeno ctio eie Transmit Diversity BS Transmit Diversity Mode BS Trigger delay mee Trigger Inhibit Other Baseband Trigger mode rnnt Trigger MOU Ge etienne theca nas ne tiae inte e n edad on Trigger signalduratior orcinec omoes Trigger source Turbo Coder BS H el TEE 8 U IBI T ec PL Use Dedicated Control F DCCH Predef D Use Fundamental F FCH Predef Use Paging Channel F PCH Predef Use Pilot F Pich Predef ssssssss Use Sync
22. an existing one Use the standard File Manager function to transfer external data lists to the instrument See also section Modulation Data in the R amp S SMW user manual e section File and Data Management in the R amp S SMW user manual e section Data List Editor in the R amp S SMW user manual Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC DATA on page 129 S0URCe hw2 BB C2K BSTation sst CGRoup amp diOs COFFsets amp ch TPO DATA PATTern on page 130 9S0URCe hw2 BB C2K BSTation st CGRoup amp diOs COFFsets amp ch TPC DATA DSELect on page 129 Read Out Mode Power Control BS Defines power control bits usage The set value is specific for the selected radio con figuration With CDMA the power control bits are used to signal the increase or reduction in transmit power to the called station The basestation sends power control bits in the traffic channel at an 800 Hz rate instead of the scrambled data bits The mobile station increases or decrease its output power depending on these power control bits One to four data bits depending on the data rate are replaced a corresponding number of power control bits O 0 or 1 1 With all read out modes one bit is taken from the power control multiplied and entered into the bit stream The difference between the modes lies in the usage of the power control bits CDMA2000 Bases
23. float Range 5 ms to 2000 ms Increment 0 005 RST 20 ms Example BB C2K BST2 PDCH PINT 10 ms sets an interval of 10 ms between two data packets Manual operation See Packet Interval More Params F PDCHs BS on page 68 Base Stations Settings SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel PSETup lt PSetup gt Selects for F PDCH if all subpackets are generated using the same settings or if the settings of subchannel 1 are valid for all sub channels However the value of Number of Bits per Encoder Packet is a quality of the complete encoder packet therefore it is always set for all sub packet channels via the entry for sub channel 1 Parameters lt PSetup gt 0 1 OFF ON ON Packet parameters can be changed only for sub packet 1 all sub packets are generated with these settings OFF Packet parameters can be set individually for each sub packet RST 1 Example BB C2K BST2 PDCH PSET OFF selects that all sub packets can be configured separately Manual operation See Same Packet Setup More Params F PDCHs BS on page 69 SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt ID ld The command selects the sub packet ID for F PDCH The sub packet ID determines the sub packet symbol selection and selects one of four available subpackets of the encoder packets The SPID of sub packet 1 is always 1 Parameters Id 0111213 Range 0 to 3 RST 0 Example BB C2K BST2 PDCH
24. ing a trigger event This command applies only for triggering by the second path Parameters lt Inhibit gt Example Manual operation integer Range O chips to 67108863 chips Increment 1 chip RST 0 chips BB C2K TRIG SOUR OBAS sets for path A the internal trigger executed by the trigger signal from the second path path B BB C2K TRIG INH 200 sets a restart inhibit for 200 chips following a trigger event See External Trigger Inhibit on page 30 Trigger Settings SOURce hw BB C2K TRIGger RMODe The command queries the current status of signal generation for all trigger modes with CDMA2000 modulation on Return values lt RMode gt Example Usage Manual operation STOP RUN RUN the signal is generated A trigger event occurred in the triggered mode STOP the signal is not generated A trigger event did not occur in the triggered modes or signal generation was stopped by the com mand BB C2K TRIG ARM EXECute armed trigger modes only SOUR2 BB C2K TRIG SOUR EXT sets external triggering for path B of a two path instrument BB C2K TRIG MODE ARET selects the Armed_Retrigger mode BB C2K TRIG RMOD queries the current status of signal generation Response RUN the signal is generated an external trigger was executed Query only See Running Stopped on page 28 SOURce lt hw gt BB C2K TRIGger SLENgth lt SLength gt Sets the
25. on page 35 SOURce lt hw gt BB C2K CLOCk MULTiplier lt Multiplier gt Sets the multiplier for clock type Multiplied BB C2K CLOCk MODE MCHip in the case of an external clock source Parameters lt Multiplier gt integer Range 1 to 64 Increment 1 RST 4 Example SOURce1 BB C2K CLOCk SOURce EGCI selects the external clock source BB C2K CLOCk MODE MCHip selects clock type Multiplied i e the supplied clock has a rate which is a multiple of the chip rate BB C2K CLOCk MULTiplier 12 the multiplier for the external clock rate is 12 Manual operation See Chip Clock Multiplier on page 35 SOURce lt hw gt BB C2K CLOCk SOURce Source Selects the clock source 5 6 Predefined Settings Parameters Source INTernal EGC1 EGC2 ELCLock EXTernal INTernal The instrument uses its internal clock reference EGC1 EGC2 External global clock ELCLock External local clock EXTernal EXTernal EGC1 Setting only provided for backward compatibility with other R amp S signal generators RST INTernal Example BB C2K CLOC SOUR INT selects an internal clock reference Manual operation See Clock Source on page 35 Predefined Settings The R amp S SMW gives you the opportunity to generate predefined test settings for base station 1 These predefined settings enable the creation of highly complex scenarios for the do
26. ples are cut off and no signal is output After elapsing of the internal processing time the output signal is synchronous to the trigger event Ext Trigger Event Calculated signal Signal at the output The signal output begins after elapsing of the processing time and starts with sample 0 i e the complete signal is output This mode is recommended for triggering of short signal sequences with signal duration comparable with the processing time of the instrument Ext Trigger Event Calculated signal Signal at the output Processing time Remote command SOURce hw BB C2K TRIGger EXTernal SYNChronize OUTPut on page 99 External Trigger Inhibit Trigger Settings Common to All Basebands For external trigger signal or trigger signal from the other path sets the duration a new trigger event subsequent to triggering is suppressed In Retrigger mode for example a new trigger event will not cause a restart of the signal generation until the specified inhibit duration does not expire For more information see chapter Basics in the R amp S SMW User Manual Remote command SOURce hw BB C2K TRIGger EXTernal INHibit on page 101 SOURce lt hw gt BB C2K TRIGger OBASeband INHibit on page 101 Marker Settings Trigger Delay Delays the trigger event of the signal from the external trigger source the other path e the other basebands internal trigge
27. 0 12 of base station 2 Response F PDCCH channel 0 12 is a Packet Dedicated Control Channel Usage Query only Manual operation See Channel Type BS on page 49 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt WCODe lt WCode gt Assigns the Walsh Code to the channel The standard assigns a fixed walsh code to some channels F PICH for example always uses Walsh code 0 Generally the Walsh code can only be varied within the range specified by the standard For the traffic channels this value is specific for the selected radio configuration The value range of the Walsh code depends on the frame length the channel coding type and the data rate If one of these parameters is changed so that the set Walsh code gets invalid the next permissible value is automatically set Parameters lt WCode gt integer Range 0 to 255 RST 0 Example BB C2K BST1 CGR3 COFF5 WCOD 23 assigns Walsh code 23 to sub channel 3 5 of base station 1 Manual operation See Walsh Code BS on page 51 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt WLENgth Queries the Walsh Code length of the channel For the traffic channels this value is specific for the selected radio configuration Return values lt WLength gt integer Range 0 to 255 RST 0 Example BB C2K BST1 CGR3 COFF5 WLEN queries Walsh code length of sub channel 3 5 of base station 1 Respon
28. 2 of the UO input sequence of the scrambler by the complex scramble sequence obtained from the long code and the PN short code The constellation obtained is a combination of QPSK and offset QPSK In this mode the traffic data streams of a channel are mapped either to the or to the Q path of the complex data stream shown in the diagram above With these so called BPSK channels the channel component at the scrambler input consists of a real or an Modulation System CDMA2000 imaginary component As can be seen in the table below the constellation after com plex scrambling is again at the angle bisector Table 3 2 Output combinations with BPSK channels d n S Code n 1 j 1 j 1 j 1 j 1 1 j 1 j 1 j 1 j 1 1 j 1 j 1 j 14 d Wd 14 21 Sid 5 4j nj 1 3 1 11 Baseband Filtering Uplink and Downlink This block performs baseband filtering pulse shaping and band limiting of the UO sig nal In addition to the filters specified in the standard the signal generator also pro vides equalizer filters with a better adjacent channel leakage ratio 3 1 12 UO Modulator Uplink and Downlink The IQ modulator defined in the 1S2000 standard differs from the definition in this implementation The definition on which the implementation is based is used by virtu ally all digital communication standards except IS95 and IS2000 In the final step the filtered IQ signal is modulated to the desire
29. 3 Long code generator CDMA2000 The long code generator is a feedback 42 bit shift register with its status vector linked to a user specific long code mask to form the specific long code sequence The generator polynomial of the shift register section of the long code generator is p x X424 3543344314274 2642544224 42141944 1841741644104 74 6454 34 24 144 A real long code is used in the forward link In the reverse link a complex long code with and Q component is required The long code for the component is derived directly from the 1X generator that for the Q component corresponds to the long code delayed by one chip R amp S9SMW K46 About this Digital Standard 3 1 6 Power Control Puncturing Downlink To control the output power of the mobile station the base station sends power control bits in the traffic channel at an 800 Hz rate instead of the scrambled data bits Depend ing on the power control bits the mobile station increases or reduces its output power 3 1 7 Variable Length Walsh Spreading Downlink Spreading of the CDMA2000 signal is performed in this block Walsh codes with a vari able spreading factor are used The spreading factor and the Walsh code depend on the spreading rate channel type frame length and data rate To extend the base sta tion capacity so called quasi orthogonal Walsh sets can be used in addition to the Walsh codes The input data stream of the spreading unit is already complex I jQ
30. 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 145 116 117 118 119 120 121 122 123 124 125 126 127 RST 1 Example BB C2K BST2 PDCH SUBP1 PAR 48 selects combination of parameters with index 48 see following table Manual operation See PDCH Subpacket Table Parameters More Params F PDCHs BS on page 71 SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt STATe lt State gt This command activates deactivates the selected sub packet for F_PDCH Sub packet 1 is always active Parameters lt State gt 0 1 OFF ON RST OFF Example BB C2K BST2 PDCH SUBP3 STAT ON activates sub packet 3 Manual operation See Subpacket State More Params F PDCHs BS on page 70 Base Stations Settings SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt TOFFset lt TOffset gt Sets start of the sub packet relative to the start of the packet interval The offset is entered in slots Sub packet 1 has offset 0 The value range for the individual subpack ets depends on the settings of the other subpackets The time slot offsets of the other sub packet have to be entered in ascending order Also two packets cannot be sent at the same time In total the maximum v
31. All 1 The power control bits are used once and then the power control sequence is continued with 1 bits Single Alt The power control bits are used once and then the power control 01 sequence is continued with 0 and 1 bits alternately Single Alt The power control bits are used once and then the power control 10 sequence is continued with 1 and 0 bits alternately Remote command SOURce lt hw gt BB C2K MSTation lt st gt TPC READ on page 158 Misuse for Output Power Control MS Activates Mis Use of the power control data In the uplink the power control bits are used exclusively for controlling the mobile sta tion output power Power control puncturing is not defined for controlling the basesta tion power If Mis Use for Output Power Control is activated the specified pattern is used to vary the intrinsic transmit power over time Every 1 25 ms 800 Hz a bit of this pattern is removed in order to increase bit 1 or reduce bit 0 the channel power by the specified power step Power Step The upper limit for this is 0 dB and the lower limit 80 dB The following envelope is produced at a channel power of 0 dB power step 1 0 dB and pattern 00111010000001 1 and Pattern ReadOut Mode Continuous 0 10000 20000 30000 40000 50000 50000 70000 80000 30000 98304 U Tsym Fig 4 4 Dynamic change of channel power continuous Note The first bit is assigned to the first power
32. BS Channel Table on page 58 The dia log for the special channels and the traffic channels is described below The channel coding for the F PDCHs is always carried out in full see 3GPP2 C S0002 C figure 3 1 3 1 1 1 19 The parameters of both F PDCCHs such as Number of Slots per Subpacket Sub packet Position etc are implicitly defined by the F PDCH settings since both these channels are always transmitted simultaneously with the F PDCH The More Parame ters dialog for these F PDCCHs is therefore mostly for display it only enables you to select the channel coding mode The left part is used to enter the general settings for the packet channel The right upper part contains a table for setting the parameters of the subpackets Up to 8 subpackets can be transmitted for each regular packet The right lower part displays the current configuration of the packet channel in graphi cal form General Settings for Packet Channel In the left section you can configure the general settings for the packet channel Packet Interval More Params F PDCHs BS Selects the interval at which new data packets arrive New F PDCH packets are generated in this interval Within an interval up to 8 sub packets of a data packet can be transmitted with any required time offset 68 CDMA2000 Basestations and Mobile Stations Settings The value range is dependent on the set sequence length ARB settings The values 80 ms 40 ms 20 ms 10 ms
33. CGRoup di0 RCGOhNfouratton cesses eeeeeneeeeeeee 135 SOURce lt hw gt BB C2K BSTation lt st gt DCONflict MODE sss 135 SOURce hw BB C2K BSTation st DCONflict RE Gohye cece cece ee eceeeeeeeaeeeeceeeseesaeseeseaeseessenaes 135 SOURce hw BB C2K BSTation sst DCONflict S TATe sss 136 LSOUlbce bwzlBB Ch DGTaton st PDCHannel DIN era 136 SOURce hw BB C2K BSTation st PDCHannel PSETup essent 137 SOURce hw BB C2K BSTationsst PDCHannel SUBPacket di ID eese 137 SOURce hw BB C2K BSTation st PDCHannel SUBPacket di PARameters sssss 137 SOURce hw BB C2K BSTation st PDCHannel SUBPacket di STATe esses 142 SOURce hw BB C2K BSTationsst PDCHannel SUBPacket di TOFFset sssssssss 143 ISOUlbce bwzslBBC2kDSTaton st PDCHannelGUBbacket Ot WC ODeeg 143 SOURce hw BB C2K BSTationsst PDCHannel WINDex ssssseeenen ne 143 SOURce lt hw gt BB C2K BS Tation lt St gt PNOFISCL E 144 SOURce lt hw gt BB C2K BSTation lt st gt QWSet ise SOURce lt hw gt BB C2K BSTation lt st gt STAG sccscssssccaciecssacssccecenseustersetevicvoesensheseceeasncevseseicansuseasadeveceseden SOURceshw gt BB C2K BS TationssStF RT E 145 TSOUlbce chwz BB CO DBGTaton st TDiVereitv nennen eene rennen 145 SOURce hw BB C2K BSTati
34. Eas RARE Rr unda 108 5 0 Predefined Settings neret rennen ennt a rina tha nana nRm a ER nasi 110 5 7 Base Stations Settings ccc siccccccccccscecesseceesceecsesecccdceeeasstagsacetevssadsenecees ae E DN RE E RARE ERN RAE 115 5 8 Mobile Station Settings ener nnne itn rennen pa ua aaa R niatna anaa 146 List of CONN ANS uias suction cant dien Sdn enema nuin Sea UD ERU Ld ds ces 159 dum J M 162 Documentation Overview 1 Preface 1 1 Documentation Overview The user documentation for the R amp S SMW consists of the following parts Getting Started printed manual e Online Help system on the instrument incl Tutorials e Documentation CD ROM with Getting Started Online help system Web Help and chm as a standalone help User Manuals for base unit and options Service manual Data sheet and product brochure Links to useful sites on the Rohde amp Schwarz internet Online Help The Online Help is embedded in the software It offers quick context sensitive access to the complete information needed for operation and programming The online help contains help on operating the R amp S SMW and all available options Getting Started The Getting Started is delivered with the instrument in printed form and in PDF format on the documentation CD It provides the information needed to set up and start work ing with the instrument Basic ope
35. F Sync Predef User manual User Period obruti rta ra cra naci cat ba rasan V bim 25 93 W EEN EE 79 Walsh Codes BS EE 51 Walsh Code Column Index BS 69 143 Walsh Code Offset 98 87 Walsh Length BS rtr err rr dx 60 Waveform file II E 25 Web Help 8
36. Forward Common Power Control Chan nel 0 10 F CACH Forward Common Assignment Channe 0 11 F CCCH Forward Common General channel for transmitting control infor Control Channel mation It also provides a mean for paging functions but it supports different data rates It provides capability for short burst data commu nications 0 12 13 F PDCCH Forward Packet Data The Forward Packet Data Control Channel car Control Channel ries the control information for the Forward Packet Data Channel 0 14 F PDCH Forward Packet Data Packet oriented data channel supports high Channel data rates 1 1 F FCH Forward Fundamen Subchannel of a traffic channel Contains con tal Channel trol data and user data 1 2 F SCCH1 Forward Supplemen Subchannel of a traffic channel Enables higher tal Code Channel data rates for control and user data 1 2 F SCH1 Forward Supplemen Subchannel of a traffic channel Enables higher tal Channel data rates for control and user data 1 4 F DCCH Forward Dedicated Subchannel of a traffic channel It transports Control Channel specific control information RC3 RC4 and RC5 Remote command SOURce lt hw gt BB C2K 1 on page 132 BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TYPE Radio Configuration RC BS LH J Selects radio configuration of the traffic channel The radio configuration determines the channel types the frame lengths the channel coding types and the data rates
37. SOURce hw BB C2K TRIGger EXTernal INHibit lt Inhibit gt Specifies the number of samples by which a restart is to be inhibited following an exter nal trigger event Parameters lt Inhibit gt integer Range 0 to 21 47 chipRate RST 0 Example BB C2K TRIG SOUR EXT selects an external trigger BB C2K TRIG EXT INH 200 sets a restart inhibit for 200 samples following a trigger event Manual operation See External Trigger Inhibit on page 30 Marker Settings This section lists the remote control commands necessary to configure the markers SOURce lt hw gt BB C2K TRIGger OUTPut DELay FIXed 2 ccccceeeceeeeeeeeeeeceneeeneneaneene 105 SOURce hw BB C2K TRIGger OUTPut ch DELay sss nennen 106 SOURce hw BB C2K TRIGger OUTPut ch DELay MAXimum eene 106 SOURce hw BB C2K TRIGger OUTPut ch DELay MlNimum esee 106 SOURce hw BB C2K TRIGger OUTPut ch MODE sse 107 SOURce hw BB C2K TRIGger OUTPut ch ONTime sse 108 SOURce hw BB C2K TRIGger OUTPut ch OFFTime essen 108 SOURce hw BB C2K TRIGger OUTPut ch PERIiod sse 108 SOURce lt hw gt BB C2K TRIGger OUTPut DELay FlXed Fixed Restricts the marker delay setting range to the dynamic range In this range the delay can be set without restarting the marker and signal If a delay is entered in setting ON but
38. SYNG LGS Tate x iiss ia hi eee eh eee ie De e eed 118 SOURceshw BB C2K BST ation SYNGC MPRQV crt etai ENEE 118 SOURce lt hw gt BB C2K BSTation SYNC NID SOURceshiw BB C2K BSTatlon SYNG PREYW erit ettet a eee ens 118 SOURCeshw BB C2K BST ation SYNC SID ci iot t Rs ce tttm Ee a ocho Io PE cud eb eas 119 Be NN e REENEN den 119 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch CCODing BINTerleaver 120 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch CCODing BITFrame 120 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch CCODing CRC esses 121 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch CCODing DATA RATE 121 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch CCODing MODE 122 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch CCODing SPUNCcture 122 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch CCODing SREPetition 123 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing TYPE SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch DATA eese SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch DATA DSELect SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch DATA
39. Selects the radio configuration for the traffic channel In the reverse link the channel scenario with the spreading codes of the individual channels is predefined by selecting the radio configuration For this reason the channel table does not contain selection parameters for the Walsh code A separate set of settings of all channel table parameters is provided for each radio configuration Changing the radio configuration causes the settings belonging to the new RC value to be activated in the channel table the settings belonging to the old RC value are not lost The radio configuration determines the permissible frame lengths and the frame length defines the permitted data rate Changing the frame length automatically causes the data rate to be changed if it is no longer permitted Remote command SOURce hw BB C2K MSTation cst RCONfiguration on page 155 Channel Coding MS Activates or deactivates channel coding Off Channel coding is deactivated Complete The complete channel coding is performed The channel coding pro cedure may slightly vary depending on channel type frame length and data rate Without Inter Except for the block interleaver the whole channel coding procedure leaving is carried out Interleaving In this mode only block interleaver is used for coding Only Remote command SOURce lt hw gt BB C2K MSTation lt st gt CCODing MODE on page 149 LC Mask hex MS Enters the
40. TDIV ANT2 activates transmit diversity the signal of antenna 2 is simulated Manual operation See Diversity Mode BS on page 46 Mobile Station Settings The SOURce BB C2K MSTation system contains commands for setting mobile sta tions The commands of this system only take effect when the CDMA2000 standard is activa ted the UP transmission direction is selected and the particular mobile station is enabled SOURCe BB C2K STATe ON SOURCe BB C2K LINK UP SOURCe BB C2K MSTation2 STATe ON For the code channels of a traffic channels the settings of the channel table parame ters are specific for the selected radio configuration Le a complete set of settings exists for each of the four possible radio configurations SOURce lt hw gt BB C2K MSTation ADDitional COUNL cee ceci aiiin 147 SOURce hw BB C2K MSTation ADDitional LCMask STEP sse 147 SOURce hw BB C2K MSTation ADDitional POWer OFFSet sse 147 SOURce lt hw gt BB C2K MSTation ADDitional STATE cccccceceeeeeeeeeeeeeeeeeeeeeteeeeeeeeeees 148 SOURce hw BB C2K MSTation ADDitional TDELay STEP seen 148 ESOURce hw TE BB C2K MS Tation PRESeLt rrr riter a EERSTE 148 SOURce hw BB C2K MSTationsst CCODing MODE sese 149 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt DATA cccec
41. activated traffic channels The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute Predefined Settings Parameters Count integer Range 0 to 8 RST 1 Example BB C2K PPAR TCH COUN 2 the predefined signal contains 2 traffic channels Manual operation See Number of Traffic Channels Predefined Settings on page 42 SOURce lt hw gt BB C2K PPARameter TCHannel DATA RATE Rate This command sets the data rate of F FCH and F SCH The set value is specific for the selected radio configuration The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute It is specific for the selected radio configuration The value range depends on the frame length If the frame length is changed so that the set data rate becomes invalid the next permissible value is automatically set The data rate affects the Walsh code spreading factor that are possible within a chan nel If a data rate is changed so that the selected Walsh code becomes invalid the next permissible value is automatically set Parameters Rate DR1K2 DR1K3 DR1K5 DR1K8 DR2K4 DR2K7 DR3K6 DR4K8 DR7K2 DR9K6 DR14K4 DR19K2 DR28K8 DR38K4 DR57K6 DR76K8 DR115K2 DR153K6 DR230K4 DR259K2 DR307K2 DR460K8 DR518KA DR614K4 DR1036K8 NUSed RST DR1K2 Example BB C2K PPAR TCH DATA RATE D240K s
42. and 5 ms can always be set and the maximum value is 2000 ms All intermediate values must satisfy the condition Sequence Length 80ms 2 n where n is a whole number Example Sequence length one 80 ms frame The possible values for the packet interval are 80 ms 40 ms 20 ms 10 ms and 5 ms Sequence length three 80 ms frames The possible values for the packet interval are 240 ms 120 ms 80 ms 40 ms 20 ms 10 ms and 5 ms Remote command SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel PINTerval on page 136 Walsh Code Column Index More Params F PDCHs BS Selects the standard compliant set of available Walsh codes for the F PDCH see 3GPP2 C S0003 C table 2 35 Remote command SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel WINDex on page 143 Same Packet Setup More Params F PDCHs BS Activates that all subpackets are generated with the same settings If enabled you can only set the parameters of subpackage1 number of bits etc see Subpacket Table Settings The same settings are automatically assigned to all sub packets The Off setting allows individual settings for each subpacket Remote command SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel PSETup on page 137 4 6 6 2 Subpacket Table Settings The middle part contains a table for setting the parameters of the subpackets Up to 8 subpackets can be transmitted for each regular packet Encoder Pac
43. channel Remote command SOURce hw BB C2K MSTation ADDitional LCMask STEP on page 147 Power Offset Sets the power offset of the active channels of the additional mobile stations to the power outputs of the active channels of MS4 The resultant power must fall within the range O 80 dB If the value is above or below this range it is limited automatically Remote command SOURce hw BB C2K MSTation ADDitional POWer OFFSet on page 147 Time Delay Step Enters the step width for the time delay of the additional mobile stations to one another The start value returns the time delay of MS4 Entry is made in chips and can be a maximum of 1 frame The time delay allows mobile stations to be simulated even if the arrival of their signals is not synchronized at the base station Remote command SOURce hw BB C2K MSTation ADDitional TDELay STEP on page 148 4 6 4 Base Station Configuration 4 6 4 1 1 To access this dialog select CDMA 2000 gt General gt Transmission Direction gt Downlink Forward 2 Select Basestations Basestation BS1 BS4 Base stations can be configured independently of one another Common Settings 1 To access this dialog select Basestations gt Basestation gt BS1 BS4 2 Select BS1 BS4 gt Common CDMA2000 Basestations and Mobile Stations Settings CDMA2000 A Basestation1 nn of Qo i Diversity Mode PN Offset e Quasi orth Walsh Set This
44. configuration Base Stations Settings Parameters lt DSelect gt string Example BB C2K BST2 CGR1 RCON 4 selects radio configuration RC4 for the first traffic channel of base station 2 This setting is valid for all sub channels of the traffic channel With RC4 the traffic channel includes a F DCCH BB C2K BST2 CGR1 COFF4 TPC DATA DLIS selects the DLISt data source MMEM CDIR var user temp Lists selects the directory for the data lists BB C2K BST2 CGR1 COFF4 TPC DATA DSEL cdma_ch4 selects the file cdma_ch4 as the data source This file must be in specified directory and it must have the file extension dm iqd Manual operation See Data Source Power Control BS on page 61 SOURce shw BB C2K BSTationsst CGRoup di0 COFFset ch TPC DATA PATTern Pattern Sets the bit pattern for the PATTern selection The maximum bit pattern length is 64 bits Power control is available for sub channel types F DCCH and F FCH F DCCH is only generated for radio configurations 3 4 and 5 For the traffic channels this value is specific for the selected radio configuration Parameters Pattern 64 bits Example BB C2K BST2 CGR1 RCON 4 selects radio configuration RC4 for the first traffic channel of base station 2 This setting is valid for all sub channels of the traffic channel With RCA the traffic channel includes a F DCCH BB C2K BST2 CGR1 COFF4 TPC DATA PATT H3F 8 defines the bit patter
45. control section In this first section the start power specified in the channel table is always used i e only in the next power control section with the second power control bit will the defined power change be effective Remote command SOURce hw BB C2K MSTation lt st gt TPC MISuse on page 157 CDMA2000 Basestations and Mobile Stations Settings Power Step MS Sets the step width of the power change in dB for Mis use for output power control Remote command SOURce lt hw gt BB C2K MSTation lt st gt TPC PSTep on page 158 4 6 7 3 Channel Table MS 1 To access this dialog select Mobile Stations gt Select Mobile Station MS1 MS4 2 Select MS1 MS4 gt Channel Table CDMA2000 A Mobile Station1 Tee eges Mm Sree Om Fam mee oe me a This tabe contains the channel table for configuring the channel parameters indi vidually The structure of the channel table depends on the selected operating mode and for the traffic channel on the selected radio configuration Also for the traffic channels the indicated values and the settings are specific for the selected radio configuration In uplink the employed Walsh code is determined by the radio configuration and can not be chosen The following combinations between the operating modes of the four mobile stations are allowed Traffic RC1 amp Traffic RC3 amp Access Enhanced Common Con RC2 RC A Access tro
46. dedicated to a particular connector but can be mapped to one or more globally shared USER or local T M C connectors To route and enable a marker signal perform the following general steps Define the shape of the generated marker i e select the Marker Mode e Define the connector USER or T M C the selected signal is output at i e config ure the Local and Global Connector Settings Provided are the following settings Marker Mode Marker configuration for up to 3 marker channels The settings are used to select the marker mode defining the shape and periodicity of the markers The contents of the dialog change with the selected marker mode the settings are self explanatory Power Control Group 1 25 ms A marker signal is generated at the start of each Power Control Group every 1 25 ms Marker Settings Radio Frame 20 ms A marker signal is generated every 20 ms traffic channel frame clock Sync Channel Frame 26 6 ms A marker signal is generated at the beginning of each Sync Channel Frame every 26 6 ms Superframe 80 ms A marker signal is generated every 80 ms super frame clock Even Second Mark 2 s A marker signal is generated every 2 seconds Chip Sequence Period ARB A marker signal is generated at the beginning of every Arbitrary Waveform sequence depending on the set sequence length The marker signal is generated regardless of whether or not an ARB com ponent is actually used
47. dialog comprises the common settings required for configuring the basesta tion Transmit Diversity Time Delay State BS Activates or deactivates the selected base station Remote command SOURce hw BB C2K BSTation lt st gt STATe on page 144 Transmit Diversity BS Switches transmit diversity on and off The signal can be sent simultaneously on several antennas Various forms of transmit diversity are described in the CDMA2000 standard Different coding is used to divide the signal between the two antennas As a result the receiver can decode the traffic signal from the two input signals and is less liable to fading and other interference The R amp S SMW can simulate the signal of one of the two antennas To activate transmit diversity the antennas whose signals are to be simulated must be specified The signal is generated differently depending on the selected antenna Additionally two diversity schemes for the calculation of the signals are available for selection at Diversity Mode Off No transmit diversity Antenna 1 Calculates and appleis the output signal for antenna 1 The diversity scheme is selected at Diversity Mode Antenna 2 Calculates and applies the output signal for antenna 2 The diversity scheme is selected at Diversity Mode Remote command SOURce lt hw gt BB C2K BSTation lt st gt TDIVersity on page 145 Diversity Mode BS Selects the diversity scheme for Transmit Di
48. for the selected radio config uration A separate set of settings of all channel table parameters for each radio configuration is provided If the radio configuration is changed the set of channel table values belonging to this RC is automatically activated Parameters lt RConfiguration gt Example Manual operation 1 2 3 4 RST 3 BB C2K MST2 MODE TRAF switches mobile station 2 into standard mode voice and data transmission BB C2K MST2 RCON 3 selects radio configuration 3 With RC3 the traffic channel includes five sub channels See Radio Configuration MS on page 74 Mobile Station Settings SOURce lt hw gt BB C2K MSTation lt st gt STATe State The command activates and deactivates the specified mobile station Parameters State 0 1 OFF ON RST OFF Example BB C2K MST2 STAT OFF deactivates mobile station 2 Manual operation See Base Station Mobile Station State on page 40 SOURce hw BB C2K MSTationsst TPC DATA Data Sets the data source for the power control bits of the traffic channels Parameters Data ZERO ONE PATTern DLISt DLISt A data list is used The data list is selected with the command SOURce lt hw gt BB C2K MSTation lt st gt TPC DATA DSELect ZERO ONE Internal O and 1 data is used PATTern Internal data is used The bit pattern for the data is defined by the command SOURce hw BB C2K MSTation lt st gt TPC DATA PATTern
49. hw BB C2K PPARameter SCHannel STATe esee SOURce hw BB C2K PPARameter TCHannel COUNtEt essent eene SOURce lt hw gt BB C2K PPARameter T CHannel DATA RATE SOURce lt hw gt BB C2K PPARameter T CHannel DCCHannel STATe SOURce hw BB C2K PPARameter TCHannel FCHannel STATe esee SOURce lt hw gt BB C2K PPARameter TCHannel FL EN SOURce hw BB C2K PPARameter TCHannel SCHannel COUNt esee SOURceshw BB C2K PRESet rer eren t re ERI D Ea RETE EY Red Ere ERE X E EE ERE CERS 90 SOURceshws BB C2ICSET Ming CAT AlOG EE 91 SOURceshw BB C2K SET Ting DELe te treten tne ttr tene rena nia 91 SOURceshw BB C2K SET Ting LOAD riisin airce ET N dadaa da aSa TONET TEE 91 SOURceshw gt BB G2K SETTING S11 e 92 SOURceshw BB C2K SLENQIh erret ren rtr n rero ren nnn erg oid en ELE 92 SOURce hw BB C2K STATe s 2292 SOURceshws BB C2K TRIGger ARM EXE Culte tenent tornare rer itp tke gener niece EEREN 99 SOURce hw BB C2K TRIGger EXEGCHie core ott rre rrr een trt nent eee t 99 SOURce hw BB C2K TRIGger EXTernal SYNChronize OUTPut essent 99 SOURce hw BB C2K TRIGger OBASeband DELay sss rennen 100 SOURce hw BB C2K TRIGger OBASeband INHibit essent 101 SOURce hw BB C2K TRIGger OUTPut DELay F
50. hw gt BB C2K STATe on page 92 Set to Default Calls the default settings The values of the main parameters are listed in the following table Parameter Value State Not affected by Set to default Link Direction Downlink Filter CdmaOne Equalizer Clipping Off Trigger Auto Clock Internal Base Station Configuration State Off Radio Configuration Traffic Channels 1 and 2 RC3 Radio Configuration other Traffic Channels RC1 Time Delay 0 chips PN Offset 0 Transmit Diversity Off Quasi Orthogonal Walsh Set 1 Mobile Station Configuration State Off Mode Traffic Radio Configuration RC3 Channel Coding Complete LC Mask hex 0 General Settings for CDMA2000 Signals Parameter Value State all Channels Off Power Control Off Remote command SOURce lt hw gt BB C2K PRESet on page 90 Save Recall Accesses the Save Recall dialog i e the standard instrument function for storing and recalling the complete dialog related settings in a file The provided navigation possibil ities in the dialog are self explanatory The file name and the directory it is stored in are user definable the file extension is however predefined See also chapter File and Data Management in the R amp S SMW User Manual Remote command SOURce lt hw gt BB C2K SETTing CATalog on page 91 SOURce lt hw gt BB C2K SETTing LOA
51. illustrated by the coding block in the diagram above Blocks like Add reserved bits or Symbol puncture are not used in all coding scenarios For a more exact definition refer to the standard Add Reserved Bits filled with O bits Add Frame Quality Indicator calculation and insertion of a CRC cyclic redundancy code check sum for error identification Add 8 Reserved Encoder Tail Bits reserved tail bits which set the subsequent coder to a defined final state 3 1 5 Modulation System CDMA2000 Convolutional or Turbo Encoder error correction code depending on data rate and other parame ters either by convolutional coding or turbo codes Symbol Repetition symbol repetition is used together with bock symbol puncture for adapting the convolutional or turbo coder output data rate to the required input data rate of the interleaver Symbol Puncture symbol puncturing elimination is used together with bock symbol repetition for adapting the convolutional or turbo coder output data rate to the required input data rate of the interleaver Block Interleaver blockwise permutation of input data sequence of interleaver to reduce bit errors Long Code Scrambling Generator Downlink The long code generator is also referred to as scrambling code generator since it scrambles the chip sequence in a user specific way long code mask Modulo 2 addition yy 58 85 5 3 B5 doe asx 5 42 bit Long Code Mask Fig 3
52. is outside this range the maximum possible delay is set and an error message is generated Parameters Fixed 0 1 OFF ON RST OFF Example BB C2K TRIG OUTP DEL FIX ON restricts the marker signal delay setting range to the dynamic range Manual operation See Marker x Delay on page 33 Marker Settings SOURce lt hw gt BB C2K TRIGger 0UTPut lt ch gt DELay Delay Defines the delay between the signal on the marker outputs and the start of the signal expressed in terms of chips Command SOURce lt hw gt BB C2K TRIGger OUTPut DELay FIXed can be used to restrict the range of values to the dynamic range i e the range within which a delay of the marker signals can be set without restarting the marker and signal Parameters Delay float Range 0 to max Increment 1E 3 RST 0 Example BB C2K TRIG OUTP DEL 1600 sets a delay of 1600 chips for the for the corresponding marker signal Manual operation See Marker x Delay on page 33 SOURce lt hw gt BB C2K TRIGger 0UTPut lt ch gt DELay MAXimum The command queries the maximum marker delay for set ting BB C2K TRIG OUTP DEL FIX ON Return values lt Maximum gt float Example BB C2K TRIG OUTP DEL FIX ON restricts the marker signal delay setting range to the dynamic range BB C2K TRIG OUTP DEL MAX queries the maximum of the dynamic range Response 2000 the maximum for the marker delay setting i
53. leaving is carried out In this mode the frame structure and the convolutional coder of an receiver can be tested Interleaving In this mode only a block interleaver is used for coding This allows Only the deinterleaver in the receiver to be tested independently of the remaining de coding process Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing MODE on page 122 CDMA2000 Basestations and Mobile Stations Settings Effective Data Rate More Params BS Indicates the effective data rate The value is specific for the selected radio configura tion For coding modes Interleaving Only and Coding Off the effective data rate differs from the set data rate since no increase in the data rate is brought about by the convo lution coder The data rate set in the channel table is therefore not correct For coding modes Without Interleaving and Complete the data rate in the channel table agrees with the effective data rate since there is an increase in the data rate due to the convolution coder 6S 8625 Sle Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing DATA RATE on page 121 Source Bits Frame More Params BS Indicates the number of input bits per frame for the channel coder The indicated value is specific for the selected radio configuration Remote command SOURce lt hw gt BB C2K BSTation lt
54. length of the signal sequence to be output in the Single trigger mode SOUR BB C2K SEQ SING The unit is defined with command SOURce lt hw gt BB C2K TRIGger SLUNit Itis then possible to output deliberately just part of the frame an exact sequence of the frame or a defined number of repetitions of the frame Parameters lt SLength gt Example Manual operation integer Range 1 to INT_MAX RST 98304 BB C2K SEQ SING sets trigger mode Single BB C2K TRIG SLUN CHIP sets unit chips for the entry of sequence length BB C2K TRIG SLEN 200 sets a sequence length of 200 chips The first 200 chips of the current frame will be output after the next trigger event See Trigger Signal Duration on page 28 Trigger Settings SOURce lt hw gt BB C2K TRIGger SLUNit SlUnit The command defines the unit for the entry of the length of the signal sequence SOURce lt hw gt BB C2K TRIGger SLENgth to be output in the Single trigger mode SOUR BB C2K SEQ SING Parameters lt S Unit gt FRAMe CHIP SEQuence RST SEQuence Example BB C2K SEQ SING sets trigger mode Single BB C2K TRIG SLUN FRAM sets unit frames for the entry of sequence length BB C2K TRIG SLEN 2 sets a sequence length of 2 frames The current frame will be output twice after the next trigger event Manual operation See Signal Duration Unit on page 28 Selects the trigg
55. mask of the long code generator in hexadecimal form The long code mask is a 42 bit value The mask serves for channel specific and user specific scrambling of the code channel The value range is 0 to 3FF FFFF FFFF Remote command SOURce lt hw gt BB C2K MSTation lt st gt LCMask on page 154 4 6 7 2 Power Control MS 1 To access this dialog select Mobile Stations gt Select Mobile Station MS1 MS4 2 Select MS1 MS4 gt Power Control CDMA2000 Basestations and Mobile Stations Settings CDMA2000 A Mobile Station1 Data Source All O Read Out Mode Continuous For Output Power Control 9 Mis Use Power Step 0 00 dB This dialog conatins the parameters for configuring the power control bits for mobile stations In the uplink the bits are used exclusively for controlling the mobile station output power by activating the Mis Use Power Control function Power control puncturing of the data bits of the traffic channels for controlling the base station power is not per formed This section is only available for the traffic channel Data Source Power Control MS Defines the data source for the power control bits of the channel The following standard data sources are available e All O All 1 An internally generated sequence containing 0 data or 1 data e PNxx An internally generated pseudo random noise sequence Pattern An internally generated sequence accordi
56. minimum width are distributed over the whole domain Therefore the occurrence of a domain conflict is indicated by a red dot marking of the involved channels In addition in the channel table a code domain conflict is indicated REENEN User Manual 1175 6755 02 07 56 CDMA2000 Basestations and Mobile Stations Settings in the column Do Conf on the far right of the graph by a triangle and the orange col ored column CDMA2000 A Basestation1 E E ET a B a 3 5 The graph is calculated from the settings that have been made A change in the set tings results at once in a change of the graphical display Order Code Domain BS Switches the order of the spreading codes Hadamard The code channels are displayed in the order determined by the Hadamard matrix The codes are numbered as Walsh codes accord ing to the standard CDMA2000 Basestations and Mobile Stations Settings Bit reversed The code channels are displayed in the order defined by the Orthogo nal Variable Spreading Factor OVSF code tree 3GPP code The Walsh codes and their generation scheme are closely related to the spreading codes of 3GPP Basically the same spreading sequen ces are used only the order in the respective code trees is different According to 3GPP TS 25 213 the following code tree is used Cas DDDD p Caas DD EECEEEEEEEEEER Cas 0 1 T Gas DAD 77770007 To find a 3GPP code that corresponds to a CD
57. operation BB C2K TRIG SOUR INT sets internal triggering BB C2K TRIG SEQ RETR sets Retrigger mode i e every trigger event causes signal gen eration to restart BB C2K TRIG EXEC executes a trigger Event See Execute Trigger on page 29 SOURce lt hw gt BB C2K TRIGger EXTernal SYNChronize OUTPut Output enabled for Trigger Source External Enables disables output of the signal synchronous to the external trigger event Trigger Settings Parameters Output 0 1 OFF ON ON The signal calculation starts simultaneously with the external trigger event but because of the instrument s processing time the first samples are cut off and no signal is outputted After elapsing of the internal processing time the output signal is syn chronous to the trigger event OFF The signal output begins after elapsing of the processing time and starts with sample 0 i e the complete signal is outputted This mode is recommended for triggering of short signal sequen ces with signal duration comparable with the processing time of the instrument RST ON Example BB C2K TRIG SOUR EXT sets external triggering BB C2K TRIG EXT SYNC OUTP ON enables synchrounous output to external trigger Manual operation See Sync Output to External Trigger on page 29 SOURce lt hw gt BB C2K TRIGger 0BASeband DELay Delay Specifies the trigger delay expressed as a number of sa
58. or to edit an existing one Use the standard File Manager function to transfer external data lists to the instrument See also section Modulation Data in the R amp S SMW user manual e Section File and Data Management in the R amp S SMW user manual section Data List Editor in the R amp S SMW user manual Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt DATA on page 124 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt DATA PATTern on page 126 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt DATA DSELect on page 125 More Params BS Provides access to a dialog covering additional parameters of the selected channel see chapter 4 6 5 More Parameters BS Channel Table on page 58 Remote command n a Channel State BS Activates or deactivates the channel The set state is specific for the selected radio configuration Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt STATe on page 128 Domain Conflict BS Displays whether the channel has a code domain conflict with another channel If there is a conflict an attention triangle appears and the column is colored soft orange If there is no conflict the column is colored soft grey The indicated value is specific for the selected radio configuration To access the g
59. the IQ settings Invert Q for Correct Baseband Output Inverts Q part of the baseband signal see chapter 3 1 12 I Q Modulator Uplink and Downlink on page 20 With its default CDMA2000 settings the R amp S SMW generates a standard compliant RF signal If a standard compliant baseband signal is required enable this parameter to invert the Q part of the baseband signal If both the RF signal and baseband signal have to be compliant with the CDMA2000 standard e Set Invert Q for Correct Baseband Output gt On e Set l Q Mod gt I Q Settings gt UO Swap gt On See also R amp S SMW user manual section Applying UO Vector Modulation Remote command SOURce lt hw gt BB C2K 1QSWap STATe on page 89 5 Remote Control Commands The following commands are required to perform signal generation with the CDMA2000 options in a remote environment We assume that the R amp S SMW has already been set up for remote operation in a network as described in the R amp S SMW documentation Knowledge of the remote control operation and the SCPI command syntax is assumed o Conventions used in SCPI command descriptions For a description of the conventions used in the remote command descriptions see section Remote Control Commands in the R amp S SMW user manual The commands in the SOURce BB C2K subsystem are described in several sections separated into general remote commands commands for base station settings an
60. 1 RST 0 5 Example BB C2K FILT PAR LPAS 0 5 the cut of frequency factor is set to 0 5 Manual operation See Cut Off Frequency Factor on page 82 SOURce lt hw gt BB C2K FILTer PARameter LPASSEVM lt LPassEvm gt The command sets the cut off frequency factor for the Lowpass EVM Opt filter type Parameters lt LPassEvm gt float Range 0 05 to 2 Increment 0 01 RST 0 5 Example BB C2K FILT PAR LPASSEVM 0 5 the cut of frequency factor is set to 0 5 Manual operation See Cut Off Frequency Factor on page 82 SOURce lt hw gt BB C2K FILTer PARameter PGAuss lt PGauss gt The command sets the roll off factor for the Pure Gauss filter type Parameters lt PGauss gt float Range 0 15 to 2 5 Increment 0 01 RST 0 5 Filter Clipping Settings Example BB C2K FILT PAR GAUS 0 5 sets B x T to 0 5 for the Pure Gauss filter type Manual operation See Roll Off Factor or BxT on page 82 SOURce lt hw gt BB C2K FILTer PARameter RCOSine lt RCosine gt The command sets the roll off factor for the Root Cosine filter type Parameters lt RCosine gt float Range 0 00 to 1 0 Increment 0 01 RST 0 22 Example BB C2K FILT PAR RCOS 0 22 sets the roll off factor to 0 22 for filter type Root Cosine Manual operation See Roll Off Factor or BxT on page 82 SOURce lt hw gt BB C2K FILTer PARameter SPHase lt SPhase gt The command sets B x T for the Split Phase filter typ
61. 1 2 1 3 2 1 2 2 2 3 8 17 18 9 19 20 Walsh all other channels 0 Power 0 1 0 6 7 dB 6 62 dB Power 0 5 1 1 2 1 1 2 1 3 2 2 2 3 12 72 dB 9 72 dB CDMA2000 Basestations and Mobile Stations Settings Parameter Value Power all other channels 0 dB Data Source 0 1 0 2 0 3 0 4 Allo Data Source all other channels PN9 Channel Coding all Channels Complete Remote command Bic BSTation PRI SOURce hw Bl Reset All Mobile Stations ESet on page 117 Resets all mobile stations to the predefined settings The following table gives an over view of the settings The preset value for each parameter is specified in the description of the remote control commands Parameter Value Mobile Station Configuration State Off Mode Traffic Radio Configuration 3 Channel Coding Complete LC Mask hex 0 State all Channels Off Frame Length 20 ms Data Rate 2 3 4 5 9 6 kbps 1 5 kbps Remote command Walsh 0 8 4 2 6 0 8 4 2 6 Spread 2 3 4 5 32 16 Power 0 dB Data Source PN9 SOURce hw BB C2K MSTation PRESet on page 148 Copy Copies the settings of a base or mobile station to a second base or mobile station A window opens for creating the destination station CDMA2000 Basestations and Mobile Stations Settings Downlink Forward link direction Uplink Reverse x
62. 4 2 8 PSK 17 3096 21 2476 8 1 16 QAM 18 3864 21 1545 6 2 8 PSK 19 1560 20 624 0 2 QPSK 20 2328 20 465 6 4 QPSK 21 2328 20 931 2 2 QPSK 22 2328 20 1862 4 1 16 QAM 23 3096 20 619 2 4 QPSK 24 408 19 326 4 1 QPSK 25 792 19 316 8 2 QPSK 26 792 19 633 6 1 QPSK 27 1560 19 1248 0 1 8 PSK 28 3096 19 1238 4 2 8 PSK 29 3864 19 772 8 4 QPSK 30 3864 19 1545 6 2 16 QAM 31 2328 18 1862 4 1 16 QAM Base Stations Settings Parameter of Number of Number of 32 Subpacket Number of Modulation command Bits per Chip Walsh Data Rate Slots per Sub Order SOUR BB Encoder Channels kbps packet C2K BST Packet PDCH PAR 32 1560 17 1248 0 1 8 PSK 33 2328 17 931 2 2 QPSK 34 3096 17 1238 4 2 8 PSK 35 3864 17 1545 6 2 16 QAM 36 2328 16 1862 4 1 16 QAM 37 3096 16 619 2 4 QPSK 38 3864 16 772 8 4 QPSK 39 792 15 633 6 1 QPSK 40 1560 15 624 0 2 QPSK 41 1560 15 1248 0 1 16 QAM 42 2328 15 931 2 2 8 PSK 43 3096 15 1238 4 2 16 QAM 44 3864 15 1545 6 2 16 QAM 45 1560 14 312 0 4 QPSK 46 2328 14 465 6 4 QPSK 47 3864 14 772 8 4 QPSK 48 3864 14 1545 6 2 16 QAM 49 792 13 633 6 1 QPSK 50 1560 13 624 0 2 QPSK 51 1560 13 1248 0 1 16 QAM 52 2328 13 931 2 2 8 PSK 53 3096 13 619 2 4 QPSK 54 3096 13 1238 4 2 16 QAM 55 3864 13 1545 6 2 16 QAM 56 1560 12 1248 0 1 16 QAM 57 3096 12 1238 4 2 16 QAM 58 3864 12 772 8 4 8 PSK 59 408 11 326 4 1 QPSK 60 792 11 158 4 4 Q
63. 57 SOURce lt hw gt BB C2K BSTation lt st gt DCONflict RESolve The command resolves existing domain conflicts by modifying the Walsh codes of the affected channels Base Stations Settings Example BB C2K BST2 DCON STAT queries whether a code domain conflict exists for base station 2 Response 1 there is a conflict BB C2K BST2 DCON RES resolves the code domain error by modifying the Walsh codes of the affected channels Usage Event Manual operation See Domain Conflict BS on page 53 SOURce shw BB C2K BSTationsst DCONflict STATe The command queries whether there is response 1 or is not response 0 a conflict overlap in the hierarchically structured Walsh codes Return values State 0 1 OFF ON Example BB C2K BST2 DCON STAT queries whether a code domain conflict exists for base station 2 Response 0 there is no conflict Usage Query only Manual operation See Domain Conflict BS on page 53 SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel PINTerval lt Pinterval gt The command sets the interval between two data packets for F PDCH The range depends on the ARB settings sequence length BB C2K SLENgth The values 80 ms 40 ms 20 ms 10 ms and 5 ms can always be set and the maximum value is 2000 ms All intermediate values must satisfy the condition Sequence Length 80ms 24n where n is a whole number Parameters PInterval
64. B C2K MST ADD POW OFFS 3 0 sets the offset to 3 dB Manual operation See Power Offset on page 45 SOURce lt hw gt BB C2K MSTation ADDitional STATe State The command activates additional mobile stations Parameters State 0 1 OFF ON RST OFF Example BB C2K MST ADD STAT ON connects the additional mobile stations to the CDMA2000 signal Manual operation See State on page 44 SOURce lt hw gt BB C2K MSTation ADDitional TDELay STEP Step The command sets the step width for the time delay of the additional mobile stations to one another The start value returns the time delay of MS4 Entry is made in chips and can be a maximum of 1 frame Parameters Step integer Range O chips to 1535 chips Increment 1 chip RST 0 chips Example BB C2K MST ADD TDEL STEP 256 shifts each of the mobile stations 256 chips apart starting from the time delay of MS4 Manual operation See Time Delay Step on page 45 SOURce lt hw gt BB C2K MSTation PRESet A standardized default for all the mobile stations RST values specified for the com mands See Reset All Mobile Stations on page 38 for an overview Mobile Station Settings Example SOURce1 BB C2K MSTation PRESet Usage Event Manual operation See Reset All Mobile Stations on page 38 SOURce lt hw gt BB C2K MSTation lt st gt C CODing MODE Mode The command selects the channel coding mode Parameters
65. BS on page 60 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt POWer lt Power gt Sets the channel power relative to the powers of the other channels This setting also determines the starting power of the channel for Misuse Output Power Control With the command SOURce lt hw gt BB C2K POWer ADJust the power of all the activated channels is adapted so that the total power corresponds to 0 dB This will not change the power ratio among the individual channels For the traffic channels this value is specific for the selected radio configuration Base Stations Settings Parameters Power float Range 80 to depends on channel Increment 0 01 RST 0 Example BB C2K BST2 CGR3 COFF4 POW 10dB sets the channel power of sub channel 3 4 of base station 2 to 10 dB relative to the power of the other channels Manual operation See Power BS on page 52 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt QWCode STATe lt State gt Activates deactivates the use of the quasi orthogonal Walsh codes for the channel The quasi orthogonal Walsh Code set is selected for all channels of the base station with command SOURce lt hw gt BB C2K BSTation lt st gt QWSet For the traffic channels this value is specific for the selected radio configuration It is only available for radio configuration 3 and higher Parameters lt State gt 0 1 O
66. BST Packet PDCH PAR 94 1560 1 624 0 2 16 QAM 95 2328 7 465 6 4 8 PSK 96 3096 7 619 2 4 16 QAM 97 3864 7 772 8 4 16 QAM 98 408 6 326 4 1 QPSK 99 792 6 158 4 4 QPSK 100 792 6 316 8 2 QPSK 101 792 6 633 6 1 16 QAM 102 1560 6 312 0 4 QPSK 103 1560 6 624 0 2 16 QAM 104 2328 6 465 6 4 16 QAM 105 3096 6 619 2 4 16 QAM 106 408 5 163 2 2 QPSK 107 408 5 326 4 1 8 PSK 108 792 5 316 8 2 8 PSK 109 1560 5 312 0 4 8 PSK 110 2328 5 465 6 4 16 QAM 111 408 4 81 6 4 QPSK 112 408 4 163 2 2 QPSK 113 408 4 326 4 1 16 QAM 114 792 4 158 4 4 QPSK 115 792 4 316 8 2 16 QAM 116 1560 4 312 0 4 16 QAM 117 2328 4 465 6 4 16 QAM 118 408 3 81 6 4 QPSK 119 408 3 163 2 2 QPSK 120 408 3 326 4 1 16 QAM 121 792 3 158 4 4 QPSK 122 792 3 316 8 2 16 QAM 123 1560 3 312 0 4 16 QAM 124 408 2 81 6 4 QPSK Base Stations Settings Parameter of Number of Number of 32 Subpacket Number of Modulation command Bits per Chip Walsh Data Rate Slots per Sub Order SOUR BB Encoder Channels kbps packet C2K BST Packet PDCH PAR 125 408 2 163 2 2 16 QAM 126 792 2 158 4 4 16 QAM 127 408 1 81 6 4 16 QAM Parameters Parameters 1 21314 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65
67. D on page 91 SOURce lt hw gt BB C2K SETTing STORe on page 92 SOURce hw BB C2K SETTing DELete on page 91 Generate Waveform File With enabled signal generation triggers the instrument to store the current settings as an ARB signal in a waveform file Waveform files can be further processed by the ARB and or as a multi carrier or a multi segment signal The file name and the directory it is stored in are user definable the predefined file extension for waveform files is wv Remote command SOURce lt hw gt BB C2K WAVeform CREate on page 93 CDMA 2000 Version Displays the current version of the CDMA2000 standard The default settings and parameters provided are oriented towards the specifications of the version displayed Remote command SOURce BB C2K VERSion on page 93 Spreading Rate Displays the spreading rate Mode Spreading Rate 1 Direct Spread 1X is used The Chip Rate parameter which determines the rate of the spread symbols that is used for signal output can be varied in the Filter Clipping ARB Settings dialog see chapter 4 7 Filter Clipping ARB Settings on page 81 Remote command SOURce lt hw gt BB C2K CRATe on page 89 Trigger Settings Link Direction Selects the transmission direction The settings of the base station or the mobile station are provided in the following dia log section in accordance with the selection Downlink Forward Link
68. FF ON RST 0 Example BB C2K BST1 QWS 3 selects quasi orthogonal Walsh code set 3 for base station 1 BB C2K BST1 CGR3 COFF4 QWC STAT ON activates the use of the quasi orthogonal Walsh code for sub channel 3 4 Manual operation See Quasi Orthogonal Walsh Code State BS on page 52 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt STATe lt State gt This command activates deactivates the selected channel For the traffic channels this value is specific for the selected radio configuration Parameters lt State gt 0 1 OFF ON RST OFF Example BB C2K BST2 CGR1 COFF2 STAT OFF deactivates sub channel 1 2 of base station 1 Manual operation See Channel State BS on page 53 Base Stations Settings SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC DATA lt Data gt Sets the data source for the power control bits of the selected F FCH or F DCCH Power control is available for sub channel types F FCH and F DCCH F DCCH is only generated for radio configurations 3 4 and 5 For the traffic channels this value is specific for the selected radio configuration Parameters lt Data gt ZERO ONE PATTern DLISt DLISt A data list is used The data list is selected with the command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC DATA DSELect ZERO ONE Internal O and 1 data is used PA
69. Filename string Example BB C2K SETT STOR CDMA UP stores the current CDMA2000 settings into file CDMA UP Usage Setting only Manual operation See Save Recall on page 25 SOURce lt hw gt BB C2K SLENgth lt SLength gt Sets the sequence length of the arbitrary waveform component of the CDMA2000 sig nal in the number of frames Parameters lt SLength gt integer Range 1 to max RST 1 Example BB C2K SLEN 10 sets the sequence length to 10 frames Manual operation See Sequence Length ARB on page 84 SOURce lt hw gt BB C2K STATe State Activates the standard and deactivates all the other digital standards and digital modu lation modes in the same path Parameters lt State gt 0 1 OFF ON RST 0 Example SOURce1 BB C2K STATe ON Manual operation See State on page 24 5 2 5 2 1 Filter Clipping Settings SOURce lt hw gt BB C2K WAVeform CREate Filename This command creates a waveform using the current settings of the CDMA2000 menu The file name is entered with the command The file is stored with the prede fined file extension wv The file name and the directory it is stored in are user defina ble Setting parameters Filename string Example MMEM CDIR var user temp waveform sets the default directory to var user temp waveform BB C2K WAV CRE cdma bs creates the waveform file cdma bs wv in the default dire
70. Fset lt ch gt CCODing DATA E 121 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing MODE 122 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing el EE 122 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing inicr 123 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing TYPE 123 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch DATA ss 124 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt DATA DSELect 125 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt DATA PATTern 126 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch DATA RATE 126 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch FLENgth 126 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch LCMask 127 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch POWer 127 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt QWCode STATEe 128 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch STATe 128 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch TPC DATA 129 S
71. IXed essere i 105 SOURce lt hw gt BB C2K TRIGger OUTPut lt ch gt DELay SOURce hw BB C2K TRIGger OUTPut ch DELay MAXimum essen 106 SOURce hw BB C2K TRIGger OUTPut ch DELay MINimum essen 106 TSOUlbce chwz BB COkTRlGoerOUTPutschzs MODE nennen eren rennen 107 SOURce hw BB C2K TRIGger OUTPut ch OFFTime eese nnne 108 SOURceshw BB C2K TRIGger OU TPut ch ONTme iacent ruit nhan tnt 108 SOURceshw BB C2K TRIGger OU TPutsch PERIOGd iori pnr nro ornnes 108 SOURce lt hw gt BB C2K TRIGger RMODe SOURce lt hw gt BB C2K TRIGger SEENQth 2 6t on oen tbt ect rr hn rrr eh ic i SOURceshwslBB G2IS TRIGGER SDUNIL cneasa coord ico oae ten coetu eee RR rae eas SOURceshw BB C2K TRIG GED SOURCE ininsert emere ir rt rnt rk gn SOURce lt hw gt BB C2K TRIGger EXTernal DELay SOURceshw BB C2K TRIGger EXTernal DELay rne onore mer ente aer kieres SOURce hw BB C2K TRIGger EXTernal INHibit eese SOURce hw BB C2K TRIGger EXTernal INHibit esee SOURceshws BB C2I EE ele SOURceshw BB C2K TRIGger SEQUenCe nee terr tire rere rna Index Symbols Mis use for output power control BS 62 130 Mis use for output power control MS 76 157 A Accept CODY C
72. MA2000 code the bit inverted line line index has to be selected in the 3GPP matrix of identical spreading factor Example The 3GPP spreading code matching line 10 of the 16 bit Walsh code matrix is searched for The binary form of the line index 10 with 4 bits because of Walsh length 16 2 is 1010 The bit inverted index is 0101 i e 5 in decimal notation This means that the Walsh code No 10 with the length 16 corresponds to the 3GPP spreading code 5 of the same length spreading factor Remote command SOURce lt hw gt BB C2K BSTation lt st gt DCONflict MODE on page 135 4 6 5 More Parameters BS Channel Table 1 To access this dialog select CDMA 2000 gt General gt Link Direction gt Downlink Forward 2 Select Basestations gt Select Basestation gt BS1 BS4 CDMA2000 Basestations and Mobile Stations Settings 3 Select Channel Table gt Channel gt More Params gt Config CDMA2000 A BS1 More Parameters CH0 1 Channel Type F PICH Channel Coding Coding Mode Complete 7 CRC Length 0 Coder Type or Symbol Repetition 1 Symbol Puncture None Block Interleaver Source Bits Frame 384 This dialog contains the parameters required for configuring the channel coding The settings for the packet channel F PDCH channel and all other channels are differ ent see chapter 4 6 6 More Parameters for F PDCH BS on page 67 The dialog for the special c
73. N9 is used as a data source for F DCCH The set state is specific for the selected radio configuration F DCCH cannot be activated for radio configuration RC1 and RC2 Remote command SOURce lt hw gt BB C2K PPARameter TCHannel DCCHannel STATe on page 113 CDMA2000 Basestations and Mobile Stations Settings Use Fundamental F FCH Predefined Settings Selects if the fundamental channel F FCH is activated for the traffic channel or not PNO9 is used as data source for EECH The set value is specific for the selected radio configuration Remote command SOURce lt hw gt BB C2K PPARameter TCHannel FCHannel STATe on page 114 Number of Supplemental F SCH Predefined Settings Sets the number of activated supplemental channels F SCH PN9 is used as data source for F SCH The set value is specific for the selected radio configuration The maximum number depends on the selected radio configuration e RC1 and RC2 0 7 e RC3 RCA and RC5 0 2 Remote command SOURce lt hw gt BB C2K PPARameter TCHannel SCHannel COUNt on page 114 Frame Length Predefined Settings Sets the frame length of the traffic channel The set value is specific for the selected radio configuration The value range for the frame length depends on the selected radio configuration e RC1 and RC2 20 ms e RC3 to RC5 5 20 40 and 80 ms Remote command SOURce hw BB C2K PPARameter TCHannel FLENgth on page 114 Dat
74. Ngth on page 152 Data Rate MS Sets the data rate of the channel For the traffic channels the indicated value is spe cific for the selected radio configuration The R amp S SMW supports all data rates between 1 2 kbps and 1 036 8 kbps defined in the standard The value range depends on the frame length If one of these parameters is changed so that the set data rate becomes invalid the next permissible value is automatically set Remote command SOURce hw BB C2K MSTation cst CHANnel ch DATA RATE on page 151 Walsh MS Assigns the Walsh Code to the channel see chapter 3 1 9 Spreading Uplink on page 16 For the traffic channels the indicated value is specific for the selected radio configuration The code channel is spread with the set Walsh code spreading code The Walsh codes to be used are specified by the standard and cannot be chosen Remote command SOURce hw BB C2K MSTation cst CHANnel ch WCODe on page 154 CDMA2000 Basestations and Mobile Stations Settings Spread MS Indication of the spreading factor of the channel For the traffic channels the indicated value is specific for the selected radio configuration The spreading factor corresponds to the length of the employed Walsh code The Walsh codes to be used are specified by the standard and cannot be chosen Remote command SOURce hw BB C2K MSTationcst CHANnel ch SPReading on page 152 Power MS Enters t
75. OURCe hw T Ee KE 89 SOURCe shw t Ee KE EE 89 SOURcexhw EBB C2K IOSWapES TATe 2 1 rnn n a REESEN 89 dese Nic feda EE BB C2K ET 90 SOURce hw BB C2K POWer ADJust esses esent erre ne nhanh r nennen 90 ESOURGe hwP T BB C2K POW er TO Tall iater e tore 90 SOURceshw BB C2K PRES reine tei edes deo dva cH DER sorte 90 ESOURceshw TBB ICZICSETTInSg CATalog obe e geek PR oer EEEE 91 ESOURGeshw T BB O2K SET Fing DEL ete ineo e teet eden wade 91 LSOURce lt hw gt e ee D 91 ESOURCeshw IBBIG2K SET TOO ST ORE iiie tette beoe reor er is enata 92 SOURceshw BB C2KSEENglb iecit nope nk Fen nene o Rete rbd aaia ea 92 SOURcCe hw BB G2K SVAN EE 92 SOURce hw BB C2K WAVeform CREate essere nennen rennen 93 ESOURCSEBBIO2K VERSION ve EE 93 SOURce lt hw gt BB C2K COPY COFFset lt COffset gt The command sets the offset for the Walsh code in the destination base station The minimum value is 0 Walsh codes are identical the maximum value is 255 This command is only available in the downlink SOUR BB C2K LINK FORW DOWN Parameters lt COffset gt integer Range 0 to 255 Increment 1 RST 0 Example BB C2K COPY COFF 10 the Walsh code is shifted by 10 when the source base station is copied to the destination base station Manual operation See Copy on page 38 SOURce lt hw gt BB C2K COPY DESTination D
76. OURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt TPC DATA DSELect 129 Base Stations Settings SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt TPC DATA PATTern 130 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch TPC MlSuse 130 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch TPC PSTep 131 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch TPC READ 132 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch TYPE 132 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch WCODe 134 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch WLENgth 134 SOURce hw BB C2K BSTationsst CGRoup di0 RCONfiguration suus 135 SOURce lt hw gt BB C2K BSTation lt st gt DCONflict MODE nne 135 SOURce lt hw gt BB C2K BSTation lt st gt DCONflict RESolve sese 135 LSOUbRcechuwzslBBC2KDBGTaton etz DCONIHGTATel erene rennene 136 SOURce hw BB C2K BSTationsst PDCHannel PINTerval essen 136 SOURce hw BB C2K BSTationsst PDCHannel PSETup eeeesesseene 137 SOURce hw BB C2K BSTationsst PDCHannel SUBPacket di ID 137 SOURce hw BB C2K BSTationsst PDCHannel SUBPacket di PARamete
77. OWN Parameters lt Source gt 1 2 3 4 Range 1 to 4 RST 1 Example BB C2K LINK UP selects the uplink transmit direction mobile station to base sta tion BB C2K COPY SOUR 1 selects mobile station 1 as the source BB C2K COPY DEST 4 selects mobile station 4 as the destination BB C2K COPY EXEC starts copying the parameter set of mobile station 1 to mobile station 4 Manual operation See Copy on page 38 Primary Commands SOURce lt hw gt BB C2K CRATe The command queries the spreading rate The output chip rate which determines the rate of the spread symbols as is used for signal output can be set with the command SOUR BB C2K CRAT VAR Return values lt CRate gt R1M2 RST R1M2 Example BB C2K CRAT queries the system chip rate Response R1M2 the system chip rate is 1 2288 Mcps Usage Query only Manual operation See Spreading Rate on page 25 SOURce lt hw gt BB C2K CRATe VARiation Variation Sets the output chip rate The output chip rate changes the output clock and the modulation bandwidth as well as the synchronization signals that are output It does not affect the calculated chip Sequence Parameters Variation float Range 400 to 5E6 Increment 1E 3 RST 1 2288E6 Example BB C2K CRAT VAR 4086001 sets the chip rate to 4 08 Mcps Manual operation See Chip Rate Variation on page 82 SOURce lt hw gt BB C2K lIQSWap STATe
78. P REV SID This section contains the additional prameters for the channel type F SYNC CDMA Channel Number More Params BS Displays the CDMA Channel Number which corresponds to the RF Remote command SOURce lt hw gt BB C2K BSTation SYNC CNUMber on page 117 System Time More Params BS Displays the system time Remote command SOURce hw BB C2K BSTation SYNC STIMe on page 119 LC State hex More Params BS Defines the long code state in hexadecimal format Remote command SOURce lt hw gt BB C2K BSTation SYNC LCSTate on page 118 P REV More Params BS Displays the Protocol Revision Level that specifies the CDMA2000 system release number The table below gives the cross reference between the P REV values and the CDMA2000 Releases CDMA2000 Basestations and Mobile Stations Settings P REV CDMA2000 Release 1 Korean PCS Band Class4 USPCS Band Class1 2 IS 95 3 TBS74 4 IS 95A 5 IS 95B 6 192000 Release 0 7 192000 Release A 8 192000 Release B Remote command SOURce lt hw gt BB C2K BSTation SYNC PREV on page 118 MIN P REV More Params BS Displays the Minimum Protocol Revision Level The basestation sets this field to prevent mobile stations which can not be supported by the basestation from accessing the CDMA system Remote command SOURce lt hw gt BB C2K BSTation SYNC MPRev on page 118 SID Mor
79. PATTern esss SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch DATA RATE eee SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch FLENgGth esee SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch LCMask eee SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt POWer SOURce hw BB C2K BSTationsst CGRoup diO0 COFFset ch QWCode STATe 128 ISOUlbce hwzslBBC2h DT ation et CGboup dts COFFset chzGTATe 128 ISOUlbce bwslBBC2kDSTaton et CGboup dts COFFsetzchz TPBCDATA 129 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch TPC DATA DSELect 129 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch TPC DATA PATTern 130 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch TPC MlISuse sess SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC PSTep SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch TPC READ eee ISOUlbce bwslBBC2h DT ation etz CGboup ds COFFeetcchz TVPE N 132 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch WCODe sse 134 SOURce hw BB C2K BSTation st CGRoup di0 COFFset ch WLENgGth essssss 134 SOURce hw BB C2K BSTationsst
80. PSK 61 792 11 316 8 2 QPSK 62 792 11 633 6 1 QPSK Base Stations Settings Parameter of Number of Number of 32 Subpacket Number of Modulation command Bits per Chip Walsh Data Rate Slots per Sub Order SOUR BB Encoder Channels kbps packet C2K BST Packet PDCH PAR 63 1560 11 624 0 2 QPSK 64 1560 11 1248 0 1 16 QAM 65 2328 11 465 6 4 QPSK 66 2328 11 931 2 2 16 QAM 67 3096 11 619 2 4 QPSK 68 3096 11 1238 4 2 16 QAM 69 3864 11 772 8 4 8 PSK 70 792 10 633 6 1 8 PSK 71 1560 10 624 0 2 8 PSK 72 2328 10 931 2 2 16 QAM 73 3096 10 619 2 4 8 PSK 74 792 9 633 6 1 8 PSK 75 1560 9 312 0 4 QPSK 76 1560 9 624 0 2 8 PSK 77 2328 9 465 6 4 QPSK 78 2328 9 931 2 2 16 QAM 79 3096 9 619 2 4 8 PSK 80 3864 9 772 8 4 16 QAM 81 408 8 163 2 2 QPSK 82 408 8 326 4 1 QPSK 83 792 8 316 8 2 QPSK 84 792 8 633 6 1 16 QAM 85 1560 8 624 0 2 16 QAM 86 2328 8 465 6 4 8 PSK 87 2328 8 931 2 2 16 QAM 88 3096 8 619 2 4 16 QAM 89 3864 8 772 8 4 16 QAM 90 408 7 326 4 1 QPSK 91 792 7 316 8 2 QPSK 92 792 7 633 6 1 16 QAM 93 1560 7 312 0 4 QPSK Base Stations Settings Parameter of Number of Number of 32 Subpacket Number of Modulation command Bits per Chip Walsh Data Rate Slots per Sub Order SOUR BB Encoder Channels kbps packet C2K
81. Quick Paging F QPCH Common Power Control F CPCCH e Common Assignment F CACH e Forward Common Control F CCCH Packet Channels Forward Packet Data Control F PDCCH Forward Packet Data F PDCH Traffic Channels e Forward Dedicated Control F DCCH Forward Fundamental F FCH e Forward Supplemental F SCH Uplink Reverse Pilot R PICH Access R ACH Enhanced Access R EACH Reverse Common Control R CCCH Traffic Channel Reverse Dedicated Control R DCCH Reverse Fundamental R FCH Reverse Supplemental Code R SCCH Reverse Supplemental R SCH Channel count In downlink 4 base stations each with up to 78 code channels depending on the radio configuration In uplink 4 mobile stations with up to 8 code channels depending on the radio configuration Radio configuration RC 1 RC 5 amp RC10 Frame length Radio frame 5 ms 10 ms 20 ms 40 ms 80 ms 160 ms depending on the channel type and the radio configuration Modulation System CDMA2000 Parameter Value PN offset 0 511 Quasi Orthogonal Walsh Set set 1 set 3 Channel coding All channel coding modes included in IS 2000 Frame Quality Indicator Convolutional Encoder Turbo Encoder Symbol Puncture Interleaver etc Long Code Mask 0 3FF FFFF FFFF hex The following sections provide some background information on basic terms and prin ciples used in the CDMA2000 modulation system 3 1 Mo
82. R amp S9SMW K46 CDMA2000 User Manual TTE I 1175 6755 02 07 E o o E 5 e bg eG bz 2 2 o Ee o o This document describes the following software options R amp S9SMW K46 1413 3884 xx This manual describes firmware version FW 3 20 324 xx and later of the R amp S SMW200A 2015 Rohde amp Schwarz GmbH amp Co KG M hldorfstr 15 81671 M nchen Germany Phone 49 89 41 29 0 Fax 49 89 41 29 12 164 Email info rohde schwarz com Internet www rohde schwarz com Subject to change Data without tolerance limits is not binding R amp S is a registered trademark of Rohde amp Schwarz GmbH amp Co KG CDMA2000 is a registered trademark of the Telecommunications Industry Association TIA USA Trade names are trademarks of the owners The following abbreviations are used throughout this manual R amp S SMW200A is abbreviated as R amp S SMW R amp S WinIQSIM2 is abbreviated as R amp S WinlQSIM2 the license types 02 03 07 11 13 16 12 are abbreviated as xx 1 1 1 2 1 2 1 1 2 2 1 2 3 2 1 2 2 3 1 3 1 1 3 1 2 3 1 3 3 1 4 3 1 5 3 1 6 3 1 7 3 1 8 3 1 9 3 1 9 1 3 1 9 2 3 1 10 3 1 10 1 3 1 10 2 3 1 11 3 1 12 3 1 13 3 1 13 1 3 1 1322 3 1 14 Contents PGE AC 7 Documentation OverviQew iioii aient annua aka k anas PR a saa a nna mad daa n nmn maia ANAS 7 Conventions Used in
83. Rce lt hw gt BB C2K BSTation lt st gt PNOFfset lt PnOffset gt The command sets the PN offset short code of the base station The PN offset per mits signals of different base stations to be distinguished Parameters lt PnOffset gt integer Range 0 to 511 RST 0 Example BB C2K BST3 PNOF 123 sets a PN offset of 123 for base station 3 Manual operation See PN Offset BS on page 47 SOURce lt hw gt BB C2K BSTation lt st gt QWSet lt QwSet gt The command selects the quasi orthogonal Walsh code set The standard defines three different sets The quasi orthogonal Walsh codes are used for a given channel if SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt QWCode STATe is ON Parameters lt QwSet gt integer Range 1 to 3 RST 1 Example BB C2K BST2 QWS 2 selects set 2 for base station 2 Manual operation See Quasi orth Walsh Set BS on page 47 SOURce lt hw gt BB C2K BSTation lt st gt STATe State The command activates and deactivates the specified base station Parameters State 0 1 OFF ON RST OFF Example BB C2K BST2 STAT OFF deactivates base station 2 Manual operation See Base Station Mobile Station State on page 40 Base Stations Settings SOURce lt hw gt BB C2K BSTation lt st gt TDELay lt TDelay gt Sets the time shift of the selected base station compared to base station 1 in chips Parameters
84. ST2 RCON 3 selects radio configuration 3 for the traffic channel BB C2K MST2 CHAN3 DATA RATE DR4K8 sets a data rate of 4 8 kbps for channel 3 f mobile station 2 R FCH in this configuration Manual operation See Data Rate MS on page 79 Mobile Station Settings SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt FLENgth lt FLength gt The command sets the frame length of the selected channel The value range depends on the channel type and the selected radio configuration For the traffic channels this value is specific for the selected radio configuration The frame length affects the data rates that are possible within a channel Changing the frame length may lead to a change of data rate Parameters lt FLength gt 5 10 20 26 6 40 80 RST 20 ms Example BB C2K MST CHAN3 FLEN 5 ms sets the frame length of sub channel 3 to 5 ms Manual operation See Frame Length MS on page 79 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt POWer Power Sets the channel power relative to the powers of the other channels This setting also determines the starting power of the channel for Misuse Output Power Control With the command SOURce lt hw gt BB C2K POWer ADJust the power of all the activated channels is adapted so that the total power corresponds to 0 dB This will not change the power ratio among the individual channels For the traffic channels this value
85. SUBP3 ID 3 selects SPID 3 for sub packet 3 Manual operation See Subpacket ID SPID More Params F PDCHs BS on page 70 SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt PARameters lt Parameters gt Selects a fixed combination of parameters Bits per Encoder Packet Number of 32 Chip Walsh Channels Subpacket Data Rate Number of Slots per Subpackets and Modulation Order These combinations are shown in the following list in the form of a table for all five parameters The complete range of 127 possible combinations is only available for subpacket 1 If Same Packet Setup for all Subpackets is enabled SOUR BB C2K BST2 PDCH PSET ON this command is only valid for subpacket 1 Base Stations Settings Parameter of Number of Number of 32 Subpacket Number of Modulation command Bits per Chip Walsh Data Rate Slots per Sub Order SOUR BB Encoder Channels kbps packet C2K BST Packet PDCH PAR 1 2328 28 1862 4 1 8 PSK 2 3864 27 1545 6 2 QPSK 3 3096 26 2476 8 1 16 QAM 4 3864 26 3091 2 1 16 QAM 5 1560 25 1248 0 1 QPSK 6 2328 25 1862 4 1 8 PSK 7 3096 25 1238 4 2 QPSK 8 3864 25 1545 6 2 8 PSK 9 2328 23 931 2 2 QPSK 10 2328 23 1862 4 1 16 QAM 11 3096 23 2476 8 1 16 QAM 12 3864 23 1545 6 2 8 PSK 13 1560 22 1248 0 1 QPSK 14 3096 22 1238 4 2 QPSK 15 1560 21 1248 0 1 8 PSK 16 3096 21 1238
86. Select Mobile Stations gt Additional Mobile Station CDMA2000 A Add MS Based On MS4 x State JOn Number of additional MS 4 LC Mask Step 0000 01 Power Offset 0 0 Bo Time Delay Step 0 Chips The dialog provides the settings for configuring additional mobile stations It is possible to simulate up to 64 additional mobile stations and thus to generate a sig nal that corresponds to the received signal for a base station with high capacity utiliza tion The fourth mobile station MS4 serves as a template for all other stations The follow ing parameters are the only ones modified for the additional mobile stations e LC Mask Step different for all stations Power different to MS4 but identical among themselves State Activates additional mobile stations At State Off all the additional mobile stations are switched off Remote command SOURce hw BB C2K MSTation ADDitional STATe on page 148 CDMA2000 Basestations and Mobile Stations Settings Number of Additional MS Sets the number of additional mobile stations As many as 64 additional mobile sta tions can be simulated Remote command SOURce lt hw gt BB C2K MSTation ADDitional COUNt on page 147 LC Mask Step Enters the step width for increasing the LC mask of the additional mobile stations The start value is the scrambling code of MS4 The Long Code generator mask serves for channel specific and user specific scram bling of the code
87. Spreading is obtained by multiplication of the input symbol modulo 2 multi plication by the real Walsh code User Manual 1175 6755 02 07 16 Modulation System CDMA2000 3 1 9 2 64 ary Orthogonal Modulator Groups of 6 input bits are used for addressing a line of the Walsh code table with the spread code length of 64 This modulator increases the data rate by a factor of 64 6 This type of rate increase comes from IS 95 and is mainly used in the radio configura tions 1 and 2 3 1 10 Scrambling Uplink In the scrambling block of the uplink system the spread data stream is scrambled by means of the long code and the PN short code Different methods are used for the radio configurations 1 2 and RC3 to RC5 3 1 10 1 Scrambling for Radio Configuration 1 and 2 I Channel PN Sequence Signal Point Mapping 02 1 1 1 307 2 kcps Signal Point Mapping 02 1 12 1 1 2 PN Chip Delay Long Code Generator 1 2288 Mcps Long Code Mask for User m Q Channel PN Sequence Fig 3 4 Scrambling in the uplink RC 1 and RC2 The output data stream of the spreading block is scrambled with the long code The rate is increased in addition by a factor of four The long code generator is also refer red to as scrambling code generator since it scrambles the chip sequence in a user specific way long code mask This generator exactly corresponds to that described in chapter 3 1 5 Long Code Scramb
88. TA lt Data gt The command selects the data source for the specified channel For the traffic channels this value is specific for the selected radio configuration The data source for the power control bits is selected with the com mand BB C2K BST lt n gt CGRoup lt n gt COFFset lt n gt TPC DATA Base Stations Settings Parameters Data ZERO ONE PATTern PN9 PN11 PN15 PN16 PN20 PN21 PN23 DLISt PNxx The pseudo random sequence generator is used as the data source Different random sequence lengths can be selected DLISt A data list is used The data list is selected with the com mand BB C2K BST lt n gt CGRoup lt n gt COFFset lt n gt DATA DSEL ZERO ONE Internal 0 and 1 data is used PATTern Internal data is used The bit pattern for the data is defined by the command BB C2K BST CGRoup COFFset DATA PATT RST F PICH F TDPICH F APICH F ATDPICH ALLO all other channels PN9 Example BB C2K BST2 CGR3 COFF1 DATA PATT selects as the data source for the F FCH of the third traffic chan nel of base station 2 the bit pattern defined with the following command BB C2K BST2 CGR3 COFF1 DATA PATT H3F 8 defines the bit pattern Manual operation See Data BS on page 52 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt DATA DSELect lt DSelect gt The command selects the data list for the DLISt data source selection The lists ar
89. TTern Internal data is used The bit pattern for the data is defined by the command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup di0 COFFset ch TPC DATA PATTern The maximum length is 64 bits RST ZERO Example BB C2K BST2 CGR1 RCON 4 selects radio configuration4 for the first traffic channel of base station 2 This setting is valid for all sub channels of this traffic channel With RCA the traffic channel includes a F DCCH BB C2K BST2 CGR1 COFF4 TPC DATA PATT selects as the data source for the power control bits of F DCCH the bit pattern defined with the following command BB C2K BST2 CGR1 COFF4 TPC DATA PATT HFOC20 19 defines the bit pattern Manual operation See Data Source Power Control BS on page 61 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC DATA DSELect lt DSelect gt The command selects the data list for the DLISt data source selection Power control is available for sub channel types F DCCH and F FCH F DCCH is only generated for radio configurations 3 4 and 5 The lists are stored as files with the fixed file extensions dm_iqd in a directory of the user s choice The directory applicable to the following commands is defined with the command MMEMory CDIR To access the files in this directory you only have to give the file name without the path and the file extension For the traffic channels this value is specific for the selected radio
90. TTern data source is selected The first parameter determines the bit pattern choice of hexadecimal octal or binary notation the second specifies the number of bits to use The maximum length is 64 bits For the traffic channels this value is specific for the selected radio configuration Parameters Pattern 64 bits Example BB C2K MST1 CHAN1 DATA PATT selects Pattern data source BB C2K MST1 CHAN1 DATA PATT H800FFFF80003FFE 60 defines the bit pattern Manual operation See Data MS on page 80 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt DATA RATE Rate The command sets the data rate for the specified channel The value range depends on the channel type the selected radio configuration and the frame length For the traffic channels this value is specific for the selected radio configuration The value range of the data rate depends on the channel type and the frame length If the frame length is changed so that the set data rate becomes invalid the next permis sible value is automatically set Parameters Rate DR1K2 DR1K3 DR1K5 DR1K8 DR2K4 DR2K7 DR3K6 DR4K8 DR7K2 DR9K6 DR14K4 DR19K2 DR28K8 DR38K4 DR57K6 DR76K8 DR115K2 DR153K6 DR230K4 DR259K2 DR307K2 DR460K8 DR518KA DR614K4 DR1036K8 NUSed RST R DCCH DR9K6 R FCH DR1K5 R SCH DR1K5 R ACC DR4K8 Example BB C2K MST2 MODE TRAF selects operating mode traffic BB C2K M
91. TerbAbameier PG uss enne riia 95 SOURce hw BB C2K FILTer PARameter RCOSine sese nennen 96 SOURce hw BB C2K FILTer PARameter SPHase tr rre entr enn ner enden 96 SOURce lt hw gt BB C2K FILTer TYPe SOURce hw BB C2K IQSWap STATe SOURce lt hw gt BB C2KALINK anctore pore tot btt p cete enantio TSOUlbce chwz BB COkKMSTatonAfDitonalCOUN ener nnne 147 SOURce hw BB C2K MSTation ADDitional LCMask STEP sse 147 ISOUlbce chwz BB COkKMSTatonAfDtonal POVWer OFFZGet eee cece eee eeeee tenet eneeeteeeseeeneeeeee 147 SOURce hw BB C2K MSTation ADDitional S TATe essent nns SOURce lt hw gt BB C2K MSTation ADDitional TDELay STEP SOURce lt hw gt BB C2K MS Tation PRESGSL uertice te i ae tene cep e ane ea ade SOURce hw BB C2K MSTationsst CCODing MODE essen nennen SOURce hw BB C2K MSTationsst CHANnel ch DATA esses nennen nene nennen SOURce hw BB C2K MSTationsst CHANnel ch DATA DSELect eee 150 TSOUlbce chwz BB COkM Taton stCHANnel chz DATAPATTem 151 ISOUlbce chwz BB COkM Taton stCHANnelzchz DATARATE 151 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt FLENgth SOURce hw BB C2K MSTationsst CHANnel ch POWer sess eene ISOUlbce chwz BB COOkM Taton stCHANnel zchz Gbeadimg 152 TSOUlbce chwz BB COkM Taton stCHANne
92. UNt Count Sets the number of additional mobile stations Parameters Count integer Range 1 to 64 RST 4 Example BB C2K MST ADD COUN 20 sets 20 additional mobile stations BB C2K MST ADD POW OFFS 3 0 sets the power offset to 3 dB BB C2K MST ADD LCM STEP H1 sets the step width for increasing the LC mask to 1 BB C2K MST ADD STAT ON connects the 20 mobile stations to the CDMA signal Manual operation See Number of Additional MS on page 45 SOURce hw BB C2K MSTation ADDitional LCMask STEP Step Sets the step width for increasing the LC mask of the additional mobile stations The start value is the LC mask of MS4 Parameters Step 24 bits RST H1 Example BB C2K MST ADD LCM STEP H55 sets the step width for increasing the long code mask to H55 Manual operation See LC Mask Step on page 45 SOURce lt hw gt BB C2K MSTation ADDitional POWer OFFSet lt Offset gt The command sets the power offset of the active channels of the additional mobile sta tions relative to the power of the active channels of the reference station MS4 Mobile Station Settings The offset applies to all the additional mobile stations The resultant overall power must fall within the range O 80 dB If the value is above or below this range it is limited automatically Parameters lt Offset gt float Range 80 dB to 0 dB Increment 0 01 dB RST 0 dB Example B
93. a Rate Predefined Settings Sets the data rate for F FCH and all F SCH The set value is specific for the selected radio configuration The value range depends on the set frame length Remote command SOURce lt hw gt BB C2K PPARameter TCHannel DATA RATE on page 113 Crest Factor Predefined Settings Selects the desired range for the crest factor of the test scenario The crest factor of the signal is kept in the desired range by automatically setting appropriate Walsh Code Numbers Minimum The crest factor is minimized by assigning Walsh codes which are chosen as close as possible Average An average crest factor is set The Walsh codes are distributed uni formly over the code domain Worst The crest factor is set to an unfavorable value i e maximum by assigning Walsh codes which are separated as widely as possible Remote command SOURce lt hw gt BB C2K PPARameter CRESt on page 110 CDMA2000 Basestations and Mobile Stations Settings Accept Predefined Settings Presets the channel table of base station 1 with the parameters defined in the Prede fined Settings dialog Base station one is switched on the other base stations are Switched off Remote command SOURce lt hw gt BB C2K PPARameter EXECute on page 111 4 6 3 Additional Mobile Station Uplink 1 To access the additional mobile station settings select CDMA 2000 gt General gt Link Direction gt Uplink Reverse 2
94. alue depends on the selected packet interval and the number of slots per sub packet as follows Packet Interval 1 25 ms Number of Slots per Subpacket Parameters lt TOffset gt integer Range 0 to max RST 0 1 2 3 Example BB C2K BST2 PDCH SUBP3 TOFF 4 enters at time slot offset of 4 slots Sub packet 3 is sent 4 slots after the begin of the packet interval Manual operation See Time Slot Offset More Params F PDCHs BS on page 70 SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt WCODes The command queries the resulting Walsh codes for the selected sub packet of F PDCH Packet channels may be assigned to more than one code channel Return values lt WCodes gt string Example BB C2K BST2 PDCH SUBP3 RES WCOD queries the resulting Walsh codes for sub packet 3 of F PDCH of base station 2 Response 31 15 23 the resulting walsh codes are 31 15 23 Usage Query only Manual operation See Resulting Walsh Codes for Subpacket More Params F PDCHs BS on page 72 SOURce hw BB C2K BSTationsst PDCHannel WINDex lt WIndex gt The command selects a standard Walsh set for F PDCH Four different sets are defined in the standard Parameters WIndex 0111213 RST 0 Base Stations Settings Example BB C2K BST2 PDCH WIND 2 selects set 2 for PDCH of base station 2 Manual operation See Walsh Code Column Index More Params F PDCHs BS on page 69 SOU
95. anual operation See Data BS on page 52 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch DATA RATE Rate The command sets the data rate for the specified channel The value range depends on the channel type the selected radio configuration and the frame length Parameter NUSed is returned for channel 0 1 to 0 4 For the traffic channels this value is specific for the selected radio configuration The value range depends on the frame length If the frame length is changed so that the set data rate becomes invalid the next permissible value is automatically set The data rate affects the Walsh code spreading factor that are possible within a chan nel If a data rate is changed so that the selected Walsh code becomes invalid the next permissible value is automatically set Parameters Rate DR1K2 DR1K3 DR1K5 DR1K8 DR2K4 DR2K7 DR3K6 DR4K8 DR7K2 DR9K6 DR14K4 DR19K2 DR28K8 DR38K4 DR57K6 DR76K8 DR115K2 DR153K6 DR230K4 DR307K2 NUSed RST Channel specific Example BB C2K BST2 CGR3 COFF1 DATA RATE DR4K8 sets a data rate of 4 8 kbps for F FCH of the third traffic channel of base station 2 Manual operation See Data Rate BS on page 51 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt FLENgth lt FLength gt The command sets the frame length of the selected channel The value range is chan nel specific Base Stations Settings
96. c for the selected radio configuration With CDMA the power control bits are used to signal the increase or reduction of transmit power to the called station If Mis Use for Output Power Control is activa ted the specified pattern is misused in order to vary the intrinsic transmit power over time Every 1 25 ms 800 Hz a bit of this pattern is removed in order to increase bit 1 or reduce bit 0 the channel power by the specified power step Power Step The upper limit of this is O dB and the lower limit 80 dB The following envelope is pro duced at a channel power of 0 dB power step 1 0 dB and pattern 00111010000001 1 and Pattern ReadOut Mode Continuous 0 10000 20000 30000 40000 50000 50000 70000 80000 30000 98304 UTsym Fig 4 3 Dynamic change of channel power continuous Note The first bit is assigned to the first power control section In this first section the start power specified in the channel table is always used i e the defined power 4 6 5 3 CDMA2000 Basestations and Mobile Stations Settings change will be effective only in the next power control section with the second power control bit Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC MISuse on page 130 Power Step DPCCH BS Sets the step width of the power change in dB for Mis Use for Output Power Con trol The set value is specific for the select
97. ca tion with the addressee The traffic channels consists of a dedicated channel a funda mental channel and depending on the radio configuration of up to 7 supplemental channels The packet data channel and the packet data control channels are used for transmit ting data packets packet data service usually at higher data rates than is the case with purely circuit mode traffic channels The radio configuration of these channels is defined as 10 in accordance with the CDMA2000 standard The number of sub channels and the sub channel types of a traffic channel depend on the selected radio configuration The radio configuration can be set separately for each traffic channel and is the same for all sub channels of this traffic channel It determines among other things the channel coding types the frame lengths and the data rates that can be used and the settings of fixed parameter e g CRC length The R amp S SMW pro vides a separate set of settings of all channel table parameters for each radio configu ration Thus when the radio configuration is changed the current set of settings is internally stored for the old radio configuration and the complete set of settings belong ing to the new radio configuration is activated and indicated in the channel table Channel Number BS Displays the channel numbers R amp S SMW K46 CDMA2000 Configuration and Settings The channel number is made up of 2 numbers If the first number is O it ident
98. cris 27 Conventions SCPI commands nennen recae pan ia 86 Convolution Coder BS 64 123 Copy Base Station nn 38 88 Copy from Source 38 88 Copy Mobile Station 98 88 Coupled trigger settings s cori coder tired perpe 27 CRC Length BS eeeesseseeeeeeene ertet nnn 64 S utero TE Crest factor e ene rre era eret rn Crest Factor desired range ssuss Current Range without Recalculation Cut Off Frequency Factor nee D Data BS nce reU IARE INN MT 124 BE 149 Data pattern 52 uc 80 Data Rate D 51 126 Data Rate MS 79 151 Data Rate Predefined Settings 43 113 Data source BS 2992 MS eerie 80 Power control in 4D Power COMO 1 tait eirca a oath SEENEN 61 Default settings A 24 37 Default values MS 38 Delay DES T TREE ud WMG GO pirates RA 31 Diversity Mode BS 46 145 D Coni BS e e 53 136 Documentation overview sssssssssseeeneees 7 Bleu 26 E Effective Data Rate BS 64 121 Enhanced Access Enhanced Access MS Error Protection BS Ss Se ue TEE External trigger DEP M E 31 F Filter Parameter eerie aeree ver Rea 82 94 elen 82 94 Filtering Clipping ARB Settings sssssse 81 Fix marker delay
99. ctory Usage Setting only Manual operation See Generate Waveform File on page 25 SOURce BB C2K VERSion The command queries the version of the CDMA standard underlying the definitions Return values lt Version gt string Example BB C2K VERS queries the CDMA version Response Release C CDMA Release 5 Usage Query only Manual operation See CDMA 2000 Version on page 25 Filter Clipping Settings Filter Settings ESOURcechw gt BB e GN EE 94 SOURce hw BB C2K FILTer PARameter APCOJ25 sss nennen 94 SOURce hw BB C2K FILTer PARameter COSine esse eene 94 SOURce hw BB C2K FILTer PARameter GAUSs seen 94 LSOUbRcechuwzslBBC2kFlTerb bameterl PDAGe nne 95 SOURce hw BB C2K FILTer PARameter LPASSEVM essere 95 SOURce hw BB C2K FILTer PARameter PGAUSS sss nennen 95 SOURce hw BB C2K FILTer PARameter RCOSine essen 96 LSOUbRcechuwslBBC2kFlTerb ameterGbtase nene 96 Filter Clipping Settings SOURce hw BB C2K FILTer TYPe Type The command selects the filter type Parameters Type RCOSine COSine GAUSs LGAuss CONE COF705 COEQualizer COFequalizer C2K3x APCO25 SPHase RECTangle PGAuss LPASs DIRac ENPShape EWPShape LPASSEVM RST Downlink COEF Uplink CONE Example BB C2K FILT TYPE CONE sets the filte
100. d commands for mobile station settings Common Suffixes The following common suffixes are used in remote commands Suffix Value range Description ENTity lt ch gt 1 4 entity in a multiple entity configuration with separate base bad sources ENTity3 4 require option R amp S SMW K76 SOURce lt hw gt 114 available baseband signals only SOURce1 possible if the keyword ENTity is used OUTPut lt ch gt 1 3 available markers BSTation lt st gt 1 2 3 4 base station CGRoup lt di0 gt Oj 1 8 See Suffixes on page 115 COFFset lt ch gt 1 13 MSTation lt st gt 1 2 3 4 mobile station CHANnel lt ch gt O 1 8 uplink channel o Using SCPI command aliases for advanced mode with multiple entities You can address multiple entities configurations by using the SCPI commands starting with the keyword SOURce or the alias commands starting with the keyword ENTity Note that the meaning of the keyword SOURce lt hw gt changes in the second case For details see section SCPI Command Aliases for Advanced Mode with Multiple Entities in the R amp S SMW user manual The following commands specific to the CDMA2000 are described here Primary Commands 5 1 Primary Commands ESOURceshw rBBIOZR COPY OPI SQL rtt Eae nete nere rape p ERE TOR ations 87 SOURce hw BB C2K COPY DESTination cie eeceeeises esses enne innia 87 Be ER ER TEE 88 SOURceshw prBB C2K e TEE 88 S
101. d RF in a different way in the IQ modulator cos 2nf 0 cosi2xf 0 sit sin R amp S Signal Gen sin 2xf t sini2xf 1 Fig 3 7 Definition of IQ modulator in 1S2000 and the R amp S SMW 182000 the RF signal s t is derived from the baseband UO signal as s t i t cos 2 pi f t q t sin 2 pi fct R amp S SMW the RF signal s t is based on the definition s t i t cos 2 pi f t q t sin 2 pi f t To generate baseband signals according to IS2000 CDMA200 standard invert the Q part of the signal i e select UO Modulator gt UO Swap gt On See also R amp S SMW user manual section Applying UO Vector Modulation Modulation System CDMA2000 3 1 13 Constellation of UO Signals Downlink 3 1 13 1 3 1 13 2 Depending on radio configuration and channel type the signal components in the dif ferent channels create different sub constellations BPSK channels With some channel types particularly in RC1 and 2 but always in the pilot channel for instance the data stream is split up in and Q components in the PN Short Code Scrambling block The input data stream of this block is a real 1 sequence similar to BPSK The complex output data sequence is then as follows Sou n di n PN n j PNo n with di n PN n PNo n e 1 1 This yields four different output combinations for Sout C13 C1 58 1 1 8 ie all points are on one of the two angle bisectors at the UO level
102. de on page 32 SOURce lt hw gt BB C2K TRIGger OUTPut lt ch gt PERiod Period Sets the repetition rate for the signal at the marker outputs expressed in terms of chips The setting is only valid for selection USER in BB C2K TRIG OUTP MODE Parameters Period integer Range 2 to UINT MAX RST 2 Example BB C2K TRIG OUTP MODE USER selects the user marker for the corresponding marker signal BB C2K TRIG OUTP PER 1600 sets a period of 1600 chips i e the marker signal is repeated every 1600th chip Manual operation See Marker Mode on page 32 Clock Settings This section lists the remote control commands necessary to configure the clock Clock Settings SOURGG amp w BBIO2K OBOCEMODBE EE 109 SOURceshw IBB O2K eer ET TEE 109 SOURce hw BB C2K CLOCK SOUR Ge Leia es cree poaae pne h bike ta ne a tan e o aa RT LR 109 SOURce lt hw gt BB C2K CLOCk MODE Mode The command enters the type of externally supplied clock C2K CLOCk SOURce EXTernal When MCHip mode is used a multiple of the sample clock is supplied and the clock is derived internally from it The multiplier is entered with the command SOURce lt hw gt BB C2K CLOCk MULTiplier Parameters lt Mode gt CHIP MCHip RST CHIP Example SOURCel BB C2K CLOCk MODE CHIP selects clock type Chip i e the supplied clock is a chip clock Manual operation See Clock Mode
103. dulation System CDMA2000 The following simplified diagram is used to explain the system principle of CDMA200 in the forward down and reverse up link The exact system configuration depends on parameters like link direction spreading rate mode radio configuration and channel type A detailed description cannot be given in this manual For further information refer to the IS2000 standard 3 1 4 Modulation System CDMA2000 in the Downlink Forward The following block diagram shows the components of the CDMA2000 transmission system in the downlink Coling Spread ny Mu Iti Carrier Mode Fig 3 1 Components of the CDMA2000 transmission system in the downlink forward Modulation System CDMA2000 3 1 2 Modulation System CDMA2000 in the Uplink Reverse The following block diagram shows the components of the CDMA2000 transmission System in the uplink Mu Iti Carrier Mode Fig 3 2 Components of the CDMA2000 transmission system in the uplink reverse 3 1 3 Data Source Uplink and Downlink The data fields of all channels can be filled from all possible data sources pattern all1 all0 user defined up to 64 bits PRBS data data lists and external data 3 1 4 Channel Coding Uplink and Downlink In contrast to 3GPP FDD channel coding with CDMA2000 is part of the physical layer The channel coding procedure may slightly vary depending on channel type frame length and data rate The basic coding procedure is
104. e Parameters lt SPhase gt float Range 0 15 to 2 5 Increment 0 01 RST 2 00 Example BB C2K FILT PAR SPH 0 5 sets B x T to 0 5 for the Split Phase filter type Manual operation See Roll Off Factor or BxT on page 82 5 2 2 Clipping Settings SOURce shw EBB C2K CLIPpinigiEEVel 222 2 22 oct tror eee edu oce a sunn asi accus 96 ESOURce shw EBB O2K CLIPPING dure e 97 SOURce lt hw gt BB C2K CLIPping STAT scsescseeeeeereceteeereneceneseaenensacaeaeauaaaenenenene 97 SOURce lt hw gt BB C2K CLIPping LEVel lt Level gt The command sets the limit for level clipping Clipping This value indicates at what point the signal is clipped It is specified as a percentage relative to the highest level 100 indicates that clipping does not take place Level clipping is activated with the command SOURce lt hw gt BB C2K CLIPping STATe Filter Clipping Settings Parameters Level integer Range 1 PCT to 100 Increment 1 RST 100 PCT Example BB C2K CLIP LEV 80PCT sets the limit for level clipping to 8096 of the maximum level BB C2K CLIP STAT ON activates level clipping Manual operation See Clipping Level on page 83 SOURce hw BB C2K CLIPping MODE Mode The command sets the method for level clipping Clipping Parameters Mode VECTor SCALar VECTor The reference level is the amplitude i jq SCALar The refere
105. e Params BS Displays the System Identification The basestation sets the system identification number Remote command SOURce hw BB C2K BSTation SYNC SID on page 119 NID More Params BS Displays the Network Identification The NID serves as a sub identifier of a CDMA system as defined by the owner of the SID Remote command SOURce lt hw gt BB C2K BSTation SYNC NID on page 118 4 6 6 More Parameters for F PDCH BS 1 To access this dialog select CDMA 2000 gt General gt Link Direction gt Downlink Forward 2 Select Basestations gt Basestation gt BS1 BS4 3 Select Channel Table gt F PDCH gt More Params gt Config R amp S SMW K46 CDMA2000 Configuration and Settings CDMA2000 A BS1 More Parameters F PDCH 4 6 6 1 User Manual 1175 6755 02 07 Packet me 20 Number of Interval nl Slots per Subpacket Walsh Code Column Index 1 Same Packet Setup V for all Subpackets 1 Resulting Walsh Codes 1 for Subpacket 1 3151522337 27 17 19 3 30 14 22 6 26 10 18 2 29713 2152259 7 4 28 12 20 4 0 125 25 3 75 5 6 25 7 5 8 75 10 11 25 12 5 13 75 15 16 25 17 5 18 75 Time ms This dialog contains the settings required for configuring the packet channel F PDCH The settings for the packet channel F PDCH channel and all other channels are differ ent see chapter 4 6 5 More Parameters
106. e Station How to configure the basestations settings 1 To access the basestations settings select CDMA 2000 gt General gt Transmis sion Direction gt Downlink Forward 2 Select the Basestations dialog CDMA2000 A This dialog provides access to the appropriate settings dialogs for configuring the basestations How to configure the mobile stations settings 1 To access the mobile stations settings select CDMA 2000 gt General gt Link Direc tion gt Uplink Reverse CDMA2000 Basestations and Mobile Stations Settings 2 Select the Mobile Stations dialog CDMA2000 A Provides access to the appropriate settings dialogs for configuring the mobile sta tions Reset All Base Stations Resets all base stations to the predefined settings The following table gives an over view of the settings The preset value for each parameter is specified in the description of the remote control commands Parameter Value Base Station Configuration State Off Time Delay 0 chips PN Offset 0 Transmit Diversity Off Quasi Orthogonal Walsh Set 1 State all channels Off Frame Length 0 5 0 7 0 10 26 6 ms 40 ms 5 ms Frame Length all other channels 20 ms Data Rate 0 6 0 10 0 11 1 1 1 4 2 1 2 4 9 6 kbps Data Rate 0 7 0 9 1 2 1 3 2 2 2 3 19 2 kbps Data Rate all other channels 1 2 kbps Walsh 0 2 0 5 16 32 Walsh 1 1
107. e station 1 with the predefined parameters Radio Configuration Predefined Settings Selects the radio configuration RC The R amp S SMW provides a separate set of settings of all predefined traffic channel parameters for each radio configuration If the radio configuration is changed the set of traffic channel table values belonging to this RC is automatically activated Remote command SOURce lt hw gt BB C2K PPARameter RCONfiguration on page 112 Use Pilot F PICH Predefined Settings Selects if pilot channel F PICH is used in the scenario or not Remote command SOURce lt hw gt BB C2K PPARameter PICHannel STATe on page 112 Use Sync F Sync Predefined Settings Selects if sync channel F SYNC is used in the scenario or not Remote command SOURce lt hw gt BB C2K PPARameter SCHannel STATe on page 112 Use Paging Channel F PCH Predefined Settings Selects if paging channel F PCH is used in the scenario or not Remote command SOURce lt hw gt BB C2K PPARameter PCHannel STATe on page 111 Number of Traffic Channels Predefined Settings Sets the number of activated traffic channels Channels F DCCH F FCH and F SCH form a traffic channel Remote command SOURce lt hw gt BB C2K PPARameter TCHannel COUNt on page 112 Use Dedicated Control F DCCH Predefined Settings Selects if the dedicated control channel F DCCH is activated for the traffic channel or not P
108. e stored as files with the fixed file extensions dm_igqd in a directory of the user s choice The directory applicable to the following commands is defined with the command MMEMory CDIR To access the files in this directory you only have to give the file name without the path and the file extension For the traffic channels this value is specific for the selected radio configuration Parameters lt DSelect gt string Example BB C2K BST2 CGR3 COFF1 DATA DLIS selects the Data Lists data source for the F FCH of the third traf fic channel of basestation2 MMEM CDIR var user temp Lists selects the directory for the data lists BB C2K BST2 CGR3 COFF1 DATA DLIS cdma_list1 selects file cdma_list1 as the data source This file must be in specified directory and it must have the file extension dm iqd Base Stations Settings Manual operation See Data BS on page 52 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt DATA PATTern lt Pattern gt Sets the bit pattern for the PATTern selection The first parameter determines the bit pattern choice of hexadecimal octal or binary notation the second specifies the num ber of bits to use The maximum length is 64 bits For the traffic channels this value is specific for the selected radio configuration Parameters lt Pattern gt 64 bits Example BB C2K BST2 CGR3 COFF1 DATA PATT H800FE038 30 defines the bit pattern M
109. eband INHibit sseseses srst sr erererorerersrsrsrnenrnennnnn 101 TSOUbRcechwzslBBC2k TRlGoerbRMOe nene enne nnns ntn nr nr nnne 102 FSOURCE lt hw gt ag lee EE 102 ESOURceshw EBB C2K TRIGger SLUNIL 2 2 iti ici eiie tuae nra aai kao edens 103 SOURce shw BB C2K TRIGger SOURcCe eieeeeecee cese e ente sitione inen khan anke nas aa d nna nna 103 SOURce hw BB C2K TRIGger EXTernal D I aw 104 SOURce hw BB C2K TRIGger EXTernal INHibit cesse 105 SOURce lt hw gt BB C2K TRIGger SEQuence Sequence The command selects the trigger mode Parameters Sequence AUTO RETRigger AAUTo ARETrigger SINGle AUTO The modulation signal is generated continuously RETRigger The modulation signal is generated continuously A trigger event internal or external causes a restart AAUTo The modulation signal is generated only when a trigger event occurs After the trigger event the signal is generated continu ously Signal generation is stopped with command SOUR BB C2K TRIG ARM EXEC and started again when a trig ger event occurs ARETrigger The modulation signal is generated only when a trigger event occurs The device automatically toggles to RETRIG mode Every subsequent trigger event causes a restart Signal generation is stopped with command SOUR BB C2K TRIG ARM EXEC and started again when a trig ger event occurs SINGIe The modulation signal is generated on
110. eceeceeeeaeaeeeeeeeaeeneneteees 149 SOURce hw BB C2K MSTationsst CHANnel ch DATA DSELect suus 150 SOURce hw BB C2K MSTationsst CHANnel ch DATA PATTern eee 151 TSOUbRcechwzslBBC2kKM Tation stCHAhNnelzchz DATARATE 151 SOURce hw BB C2K MSTationsst CHANnel ch FLENgth seen 152 LSOUbRcechuwzslBBC2kKM Tation stzCHANnel chz POuWer 152 TSOUbRcechwzslBBC2kKM Tation stCHAhNnel chz Gbbeadng 152 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel ch STATe sseeeee 153 TSOUbRcechwzslBBC2kKM Tation stCHAhNnelkcchs TPpEN 153 Mobile Station Settings TSOUbRcechuwzslBBC2KM Tation stCHAhNnelzchz WCOtDe 154 SOURce hw BB C2K MSTationsst L CMask sees 154 SOURce hw BB C2K MSTation sst MODE sesessssseieeeenene enne enne nnn nnn 154 SOURce hw BB C2K MSTation sst RCOhNfouratton eene 155 SOURc lt hw gt BB C2K MSTationsst gt STATE nennen nnne nnne 156 SOURce hw BB C2K MSTationsst TBCDATA nennen 156 SOURce hw BB C2K MSTationsst TPC DATA DSELect sse 156 SOURce hw BB C2K MSTationsst TDCDATAbATTem nenne 157 SOURce hw BB C2K MSTationsst TPCMl use eene 157 LSOUbRcechuwzslBBC2kKM Tation stzTPCb ten enne 158 SOURce lt hw BB C2K MSTation lt st gt TPC READ ciini oti tide ht iienaa 158 SOURce lt hw gt BB C2K MSTation ADDitional CO
111. ected radio configuration Return values lt Binterleaver gt 48 96 128 144 192 288 384 576 768 1152 1536 2304 3072 4608 6144 9216 12288 18432 36864 NONE Example BB C2K BST CGR3 COFF1 CCOD MODE COMP selects channel coding mode Complete for F FCH of the third traffic channel BB C2K BST CGR3 COFF1 CCOD BINT queries the number of symbols per block which are processed by the interleaver Response 384 384 symbols per block are processed Usage Query only Manual operation See Block Interleaver More Params BS on page 65 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing BITFrame Queries the number of input bits per frame for the channel coder This value is only available for channel coding modes Complete and Without Interleaving SOURce BB C2K BST n CGRoup n COFFset n CCODing MODE COMP NOIN For the traffic channels this value is specific for the selected radio configuration Return values lt BitFrame gt integer Range 16 to 20712 RST 16 Base Stations Settings Example BB C2K BST CGR3 COFF1 CCOD MODE COMP selects channel coding mode Complete for F FCH of the third traffic channel BB C2K BST CGR3 COFF1 CCOD BITF queries the number of input bits per frame Response 16 16 bits per frame Usage Query only Manual operation See Source Bits Frame More Params BS
112. ed radio configuration Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC PSTep on page 131 Channel Coding In this section you can configure the settings for the channel coding The indicated val ues and the settings are specific for the selected radio configuration In contrast to 3GPP FDD channel coding with CDMA2000 is part of the physical layer The channel coding procedure may slightly vary depending on channel type frame length and data rate Channel Coding Mode More Params BS Activates or deactivates channel coding The set state is specific for the selected radio configuration Off Channel coding is deactivated Channel coding is not performed The data sources of the individual channels apply their data stream directly to the long code scrambler The data source supplies the traffic data with the data rate that would be available at the long code scrambler after coding is switched on This effective data rate which is used for reading off from the data Source is displayed under Effective Data Rate The Data Rate parameter displayed in the channel table continues to affect the Effective Data Rate but no longer agrees with it Complete The complete channel coding is performed The channel coding pro cedure may slightly vary depending on channel type frame length and data rate Without Inter Except for the block interleaver the whole channel coding procedure
113. er signal source and determines the way the triggering is executed Provided are internal triggering by means of a command external trigger singnal via one of the provided local or global connectors and and triggering by a signal from the other paths Trigger Settings Parameters Source INTB INTernal OBASeband EGT1 EGT2 EGC1 EGC2 ELTRigger INTA ELCLock BEXTernal EXTernal INTernal Internal INTA INTB Internal trigger from the other baseband EGT1 EGT2 External global trigger EGC1 EGC2 External global clock ELTRigger External local trigger ELCLock External local clock OBASeband BEXTernal EXTernal Provided only for backward compatibility with other R amp S signal generators The R amp S SMW accepts these values und maps them automati cally as follow EXTernal EGT1 BEXTernal EGT2 OBASeband INTA or INTB depending on the current baseband RST INTernal Example BB C2K TRIG SOUR INT selects an internal trigger Manual operation See Trigger Source on page 29 SOURce hw BB C2K TRIGger EXTernal DELay Delay Sets the trigger delay Parameters Delay float Range 0 to 16777215 Increment 0 01 RST 0 Default unit samples Example BB C2K TRIG SOUR EXT sets an external trigger BB C2K TRIG EXT DEL 50 sets a delay of 50 symbols for the trigger Manual operation See Trigger Delay on page 31 5 4 Marker Settings
114. ered is relative to the powers outputs of the other channels If Adjust Total Power to 0 dB is executed top level of the CDMA dialog all the power data is relative to 0 dB The set Power value is also the start power of the channel for Misuse For Output Power Control Note The maximum channel power of 0 dB applies to non blanked channels duty cycle 100 For blanked channels the maximum value can be increased by Adjust Total Power to values greater than 0 dB to 10 log4o 1 duty cycle Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt POWer on page 127 Data BS Selects data source The set value is specific for the selected radio configuration The following standard data sources are available e All O All 1 An internally generated sequence containing 0 data or 1 data e PNxx An internally generated pseudo random noise sequence Pattern An internally generated sequence according to a bit pattern Use the Pattern box to define the bit pattern e Data List Select DList CDMA2000 Basestations and Mobile Stations Settings A binary data from a data list internally or externally generated Select Select DList to access the standard Select List dialog Select the Select Data List gt navigate to the list file dm_iqd gt Select to select an existing data list Use the New and Edit functions to create internally new data list
115. estination The command selects the station to which data is to be copied Whether the data is copied to a base station or a mobile station depends on which transmission direction is selected command C2K LINK UP DOWN Parameters lt Destination gt 1 2 3 4 Range 1 to 4 RST 2 Primary Commands Example BB C2K LINK DOWN selects the downlink transmit direction base station to mobile station BB C2K COPY SOUR 1 selects base station 1 as the source BB C2K COPY DEST 4 selects base station 4 as the destination BB C2K COPY EXEC starts copying the parameter set of base station 1 to base sta tion 4 Manual operation See Copy on page 38 SOURce lt hw gt BB C2K COPY EXECute The command starts the copy process The dataset of the source station is copied to the destination station Whether the data is copied to a base station or a mobile station depends on which transmission direction is selected command BB C2K LINK UP DOWN Example BB C2K COPY EXEC starts copying the parameter set of the selected source station to the selected destination station Usage Event Manual operation See Copy on page 38 SOURce lt hw gt BB C2K COPY SOURce Source The command selects the station that has data to be copied Whether the station cop ied is a base or mobile station depends on which transmission direction is selected command C2K LINK UP D
116. ets the data rate of F FCH and F SCH to 240 ksps Manual operation See Data Rate Predefined Settings on page 43 SOURce lt hw gt BB C2K PPARameter TCHannel DCCHannel STATe State Activates deactivates the dedicated control channel F DCCH can not be selected for RC1 and RC2 The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute It is specific for the selected radio configuration Parameters State 0 1 OFF ON RST 1 Example BB C2K PPAR TCH DCCH ON activates F DCCH Predefined Settings Manual operation See Use Dedicated Control F DCCH Predefined Settings on page 42 SOURce lt hw gt BB C2K PPARameter TCHannel FCHannel STATe State Activates deactivates the fundamental channel The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute It is specific for the selected radio configuration Parameters State 0 1 OFF ON RST 1 Example BB C2K PPAR TCH FCH ON activates F FCH Manual operation See Use Fundamental F FCH Predefined Settings on page 43 SOURce lt hw gt BB C2K PPARameter TCHannel FLENgth lt FLength gt The command activates deactivates the fundamental channel The set value is specific for the selected radio configuration The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute It is s
117. first traffic channel of base station 2 via the power control bit pattern BB C2K BST2 CGR1 COFF4 TPC PST 1 dB sets the step width for the change of channel powers to 1 dB Manual operation See Misuse for Output Power Control BS on page 62 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt TPC PSTep lt PStep gt The command defines the step width for the change of channel powers in the case of mis use of the power control bits Power control is available for sub channel types F DCCH and F FCH F DCCH is only generated for radio configurations 3 4 and 5 For the traffic channels this value is specific for the selected radio configuration Parameters lt PStep gt float Range 10 dB to 10 dB Increment 0 01 dB RST 0 dB Example BB C2K BST2 CGR1 RCON 4 selects radio configuration RC4 for the first traffic channel of base station 2 This setting is valid for all sub channels of the traffic channel With RC4 the traffic channel includes a F DCCH BB C2K BST2 CGR1 COFF4 TPC PST 1 dB sets the step width for the change of channel powers to 1 dB Manual operation See Power Step DPCCH BS on page 63 Base Stations Settings SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch TPC READ Read The command sets the read out mode for the bit pattern of the power control bits The bit pattern is defined with the com mands BB C2K BST lt n gt CGRoup lt
118. for F FCH of the third traffic channel BB C2K BST CGR3 COFF1 CCOD SREP queries symbol repetition rate Response 8 a symbol repetition rate of 8 is used Usage Query only Manual operation See Symbol Repetition More Params BS on page 65 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing TYPE lt Type gt The command sets the channel coding type Base Stations Settings This value is only available for channel coding modes Complete and Without Inter leaving SOURce BB C2K BST lt n gt CGRoup lt n gt COFFset lt n gt CCODing MODE COMP NOIN For the traffic channels this value is specific for the selected radio configuration Parameters lt Type gt CONZ2 CON3 CON4 CON6 TUR2 TUR3 TUR4 TUR5 OFF DEFault NONE No error protection TURx Turbo Coder of rate 1 x in accordance with the CDMA specifica tions CONx Convolution Coder of rate 1 x with generator polynomials defined by CDMA RST Channel specific Example BB C2K BST CGR3 COFF2 CCOD MODE COMP selects channel coding mode Complete for F SCH1 of the third traffic channel BB C2K BST CGR3 COFF2 CCOD TYPE TURB4 selects turbo coder with a rate of 1 4 for F SCH1 of the third traf fic channel Manual operation See Channel Coder Type More Params BS on page 64 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt DA
119. ger SLUNit on page 103 Trigger Signal Duration Trigger Settings Common to All Basebands Enters the length of the signal sequence to be output in the Single trigger mode Use this parameter to deliberately output part of the signal an exact sequence of the signal or a defined number of repetitions of the signal Remote command SOURce lt hw gt BB C2K TRIGger SLENgth on page 102 Running Stopped Trigger Settings Common to All Basebands For enabled modulation displays the status of signal generation for all trigger modes e Running The signal is generated a trigger was internally or externally initiated in triggered mode e Stopped The signal is not generated and the instrument waits for a trigger event Remote command SOURce lt hw gt BB C2K TRIGger RMODe on page 102 Trigger Settings Arm Trigger Settings Common to All Basebands Stops the signal generation until subsequent trigger event occurs Remote command SOURce lt hw gt BB C2K TRIGger ARM EXECute on page 99 Execute Trigger Trigger Settings Common to All Basebands For internal trigger source executes trigger manually Remote command SOURce hw BB C2K TRIGger EXECute on page 99 Trigger Source Trigger Settings Common to All Basebands The following sources of the trigger signal are available Internal The trigger event is executed manually by the Execute Trigger Interna
120. hannels and the traffic channels is described below 4 6 5 1 General Settings In the upper section the channel number channel type and Walsh length of the selected channel are displayed Channel No More Parameters BS Displays the channel number of the channel Remote command n a CDMA2000 Basestations and Mobile Stations Settings Channel Type More Parameters BS Displays the type of the channel Remote command n a Walsh Length More Parameters BS Displays the Walsh code of the channel The indicated value is specific for the selected radio configuration Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt WLENgth on page 134 LC Mask hex More Parameters BS Enters the mask of the long code generator in hexadecimal form The set value is spe cific for the selected radio configuration The long code mask is a 42 bit value The mask serves for channel specific and user specific scrambling of the code channel The value range is 0 to 3FF FFFF FFFF The LC Mask is the same for all sub channels of a traffic channel If the mask is modi fied for one of the sub channels the new value is then automatically used by all other sub channels of this traffic channel Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt LCMask on page 127 4 6 5 2 Power Control In this section you can configure the settings for the po
121. he command SOURce hw BB C2K MSTation lt st gt CHANnel lt ch gt DATA PATTern RST PN9 Example BB C2K MST1 CHAN2 DATA PN16 selects as the data source for channel 2 of mobile station 1 internal PRBS data with a sequence length of 219 1 Manual operation See Data MS on page 80 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt DATA DSELect lt DSelect gt The command selects the data list for the DLISt data source selection The lists are stored as files with the fixed file extensions dm iqd in a directory of the user s choice The directory applicable to the following commands is defined with the command MMEMory CDIR To access the files in this directory you only have to give the file name without the path and the file extension For the traffic channels this value is specific for the selected radio configuration Parameters lt DSelect gt string Example BB C2K MST1 CHAN1 DATA DLIS selects the Data Lists data source MMEM CDIR var user temp Lists selects the directory for the data lists BB C2K MST1 CHAN1 DATA DSEL dpdch 13 selects file cdma_13 as the data source This file must be in specified directory and it must have the file extension dm od Manual operation See Data MS on page 80 Mobile Station Settings SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt DATA PATTern Pattern Sets the bit pattern for the data component when the PA
122. he channel power in dB For the traffic channels the set value is specific for the selected radio configuration The power entered is relative to the power s output of the other channels If Adjust Total Power to 0 dB is executed top level of the CDMA2000 dialog all the power data is relative to 0 dB The set power value is also the start power of the channel for Misuse For Output Power Control Note The maximum channel power of 0 dB applies to non blanked channels duty cycle 100 with blanked channels the maximum value can be increased by Adjust Total Power to values greater than O dB to 1f log 9 1 duty_cycle Remote command SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt POWer on page 152 Data MS Selects data source For the traffic channels the set value is specific for the selected radio configuration The following standard data sources are available e All O All 1 An internally generated sequence containing 0 data or 1 data e PNxx An internally generated pseudo random noise sequence e Pattern An internally generated sequence according to a bit pattern Use the Pattern box to define the bit pattern Data List Select DList A binary data from a data list internally or externally generated Select Select DList to access the standard Select List dialog Select the Select Data List gt navigate to the list file dm_iqd gt Select to select an existing data l
123. he channel type The channel type depends on the selected operating mode and for the sub channels of the traffic channel from the selected radio configuration Return values Type R PICH R ACH R EACH R CCCH R DCCH R FCH R SCCH R SCH2 R SCH1 R ACH Access Channel R EACH Enhanced Access Channel R CCCH Common Control Channel R PICH Pilot Channel R DCCH Dedicated Control Channel R FCH Fundamental Channel R SCHx Supplemental Channel 1 2 R SCCH Supplemental Control Channel Mobile Station Settings Example BB C2K MST2 CHAN2 TYPE queries type of channel 2 Response R SCCH channel 2 is a Supplemental Control Channel Usage Query only Manual operation See Channel Type MS on page 78 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt WCODe Queries the Walsh code The standard assigns a fixed walsh code to some channels For the traffic channels this value is specific for the selected radio configuration Return values lt WCode gt integer Range 0 to 255 RST 0 Example BB C2K MST1 CHAN3 WCOD queries the Walsh code of channel 3 of mobile station 1 Response 3 the Walsh code is 3 Usage Query only Manual operation See Walsh MS on page 79 SOURce lt hw gt BB C2K MSTation lt st gt LCMask lt LcMask gt Sets the mask of the Long Code Generator of the mobile station Parameters lt LcMask gt 42 bits RST HO Example BB C2K MST1 LCM H55
124. he instrument uses its internal clock reference e External Global Clock 1 2 The instrument expects an external clock reference at the global USER connector as configured in the Global Connector Settings dialog e External Local Clock The instrument expects an external clock reference at the local T M C connector Remote command SOURce hw BB C2K CLOCk SOURce on page 109 Clock Mode Enters the type of externally supplied clock Remote command SOURce lt hw gt BB C2K CLOCk MODE on page 109 Chip Clock Multiplier Enters the multiplication factor for clock type Multiple Remote command SOURce hw BB C2K CLOCk MULTiplier on page 109 Measured External Clock Provided for permanent monitoring of the enabled and externally supplied clock signal Remote command CLOCk INPut FREQuency Local and Global Connector Settings Each of the Trigger In Marker and Clock dialogs as well as the Trigger Marker Clock dialog provides a quick access to the related local and global connector set tings CDMA2000 Basestations and Mobile Stations Settings For more information refer to the description R amp S SMW User Manual section Local and Global Connectors 4 6 CDMA2000 Basestations and Mobile Stations Settings Depending on the selected transmission direction the last dialog contains either the Basestations or the Mobile Stations common settings 4 6 1 Configure Base Station or Mobil
125. he trigger signal Routing and Enabling a Trigger The provided trigger signals are not dedicated to a particular connector but can be mapped to one or more globally shared USER or local T M C connectors Use the Local and Global Connector Settings to configure the signal mapping as well as the polarity the trigger threshold and the input impedance of the input connectors To route and enable a trigger signal perform the following general steps Define the signal source and the effect of a trigger event i e select the Trigger In gt Mode and Trigger In gt Source Define the connector USER or T M C the selected signal is provided at i e con figure the Local and Global Connector Settings Provided are the following settings Trigger Settings Common to All Basebands To enable simultaneous signal generation in all basebands the R amp S SMW couples the trigger settings in the available basebands in any instrument s configuration involving signal routing with signal addition e g MIMO configuration routing and summing of basebands and or streams The icon indicates that common trigger settings are applied You can access and configure the common trigger source and trigger mode settings in any of the basebands An arm or a restart trigger event applies to all basebands too You can still apply different delay to each of the triggers individually Trigger Mode Trigger Settings Common to All Basebands Select
126. he uplink RC 1 and RC2 User Manual 1175 6755 02 07 18 Modulation System CDMA2000 3 1 10 2 Scrambling for Radio Configuration 3 4 and 5 Q Multiplication Complex Data Stream o Scrambled Complex Output Stream Walsh Cover Decimator by Factor of 2 I Channel Q Channel PN Sequence PN Sequence Long Code Generator 3 6864 Mcps Long Code Mask Fig 3 6 Scrambling in the uplink RC3 RC4 and RC5 Here too the long code generator defined in chapter 3 1 5 Long Code Scrambling Generator Downlink on page 15 for the downlink is used A complex long code sequence is required For this purpose the output sequence of the generator is used as the component and the sequence delayed by one chip as the Q component The component of the long code is then multiplied by the component of the PN short code the Q component with the corresponding Q component of the PN short code The definition of the PN short code is given in chapter 3 1 8 PN Short Code Scram bling Downlink on page 16 The subsequent operations decimation by factor of 2 and linking the Q component to the Walsh sequence and the component serve for reducing the zero crossings of the I Q signal at the end of the whole scrambling process Thus a behavior similar to that in the uplink of 3GPP is obtained It is also known as HPSK hybrid phase shift keying The resulting UO output stream is obtained by complex multiplication modulo
127. hw gt BB C2K POWer TOTal The command queries the total power of the active channels After Power Adjust this power corresponds to 0 dB Return values lt Total gt float Range 80 dB to 30 dB Increment 0 01 dB RST 0 dB Example BB C2K POW queries the total power of the active channels Response 22 5 the total power is 25 dB Usage Query only Manual operation See Total Power on page 39 SOURce lt hw gt BB C2K PRESet Sets the parameters of the digital standard to their default values RST values speci fied for the commands Primary Commands Not affected is the state set with the command SOURce lt hw gt BB C2K STATe Example SOURce1 BB C2K PRESet Usage Event Manual operation See Set to Default on page 24 SOURce lt hw gt BB C2K SETTing CATalog This command reads out the files with CDMA2000 settings in the default directory The default directory is set using command MMEM CDIRectory Only files with the file extension cdma2k will be listed Return values Catalog string Example MMEM CDIR var user temp cdma sets the default directory to var user temp cdma BB C2K SETT CAT reads out all the files with CDMA2000 settings in the default directory Response CDMA UP CDMA DN the files CDMA UP and CDMA DN are available Usage Query only Manual operation See Save Recall on page 25 SOURce hw BB C2K SETTing DELete Filename Th
128. ic channels the COFFset1 corresponds to the F FCH and the COFFset2 and COFFset3 correspond to the F SCH1 and F SCH2 respectively In radio configurations 1 and 2 the COFFset4 corresponds to the F SCH3 and in radio configurations 3 4 5 to the F DCCH COFFset5 COFFset6 COFFset7 and COFFset8 exist only in radio configurations 1 and 2 where they correspond to the F SCH4 to F SCH7 ters are specific for the selected radio configuration l e a complete set of settings o For the code channels of a traffic channels the settings of the channel table parame exists for each of the five possible radio configurations See also Common Suffixes on page 86 TSOUbRcechwzslBBC2kKDBGTatonbhRtzet eene enne nnns 117 SOURcCe hw T BB C2K BSTation SYNG CONUM bar create eerte ao ctt aat 117 SOURce hw BB C2K BSTation SYNC LGSTate eei eren aaisa 118 SOURce lt hw gt BB C2K BSTation SYNC MPReV ccececeeeeceeeeeeeeeee ehem eene nnns 118 SOURGe hw T BB C2K BS Tatlom S YNGONID ratio no edt e toe ette 118 SOURce lt hw2 BB C2K BSTation SY NC PREW visits 2 creed reco cda at ce zac aa aede iaa 118 ESOURce hw TBB CZIKBSTaloniSYNG SSID 2t roten ee Earn otn eene ranae 119 TSOUbRcechuwzslBBC2kKDBGTaton GvNC GTlMe neret 119 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing CIRC M 120 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COF
129. ifies the special channels i e the control channels and packet channels A first number of 1 to 8 designates the traffic channels The second number refers consecutively to the spe cial channels or the sub channels of a traffic channel All available channels are always displayed even those that are inactive The number of sub channels per traffic channel 1 four or eight depends on the chosen radio con figuration Each channel is switched on and off by the On Off button in the State column Remote command During remote control the channel is selected via the suffix to the key words CGRoup lt n gt COFFset lt n gt Then CGRoupO selects the special channels group CGRoup1 to 8 the traffic channel COFFset1 to 14 selects either the spe cial channel or the code channel of a traffic channel E g CGRoup0 COFFset14 selects the packet channel F PDCH CGRoup3 COFFset1 selects the F FCH of traf fic channel 3 Channel Type BS Indication of the channel type see following table Table 4 1 List of supported channel types and their sequence in the CDMA2000 channel table Index Shortform Name Function 0 1 F PICH Forward Pilot Chan The basestation continuously transmits the nel pilot channel This channel provides capabili ties for soft handoff and coherent detection Handoff is a procedure where a mobile with an on going call changes channel and or basesta tion under the supervision of the network The Walsh code i
130. in the base unit in the same way are not described here In particular this includes e Managing settings and data lists i e storing and loading settings creating and accessing data lists accessing files in a particular directory etc e Information on regular trigger marker and clock signals as well as filter settings if appropriate General instrument configuration such as checking the system configuration con figuring networks and remote operation Using the common status registers For a description of such tasks see the R amp S SMW user manual 3 About this Digital Standard CDMA2000 is the North American standard for the third mobile radio generation 3G It is a further development of the North American mobile radio system of the second generation IS95 CDMA The R amp S SMW generates the CDMA2000 signals with a chip rate of 1 2288 Mcps cor responding to the so called Spreading Rate 1 The CDMA2000 signal is generated in arbitrary waveform mode i e the signal is first calculated and then output The following table gives an overview of parameters of the modulation system CDMA2000 Table 3 1 Parameters of the modulation system Parameter Value Spreading rate 1 2288 MHz Channel types Downlink Forward Pilot F PICH e Sync F SYNC Paging F PCH Transmit Diversity Pilot F TDPICH e Auxiliary Pilot F APICH e Auxiliary Transmit Diversity Pilot F ATDPCH e Broadcast F BCH e
131. ing ARB Settings State Clipping Level 100 Clipping Mode Vector i jq 7 The dialog comprises the settings necessary to configure the clipping Clipping State Switches baseband clipping on and off Baseband clipping is a very simple and effective way of reducing the crest factor of the signal Since clipping is done prior to filtering the procedure does not influence the spectrum The EVM however increases Remote command SOURce hw BB C2K CLIPping STATe on page 97 Clipping Level Sets the limit for clipping This value indicates at what point the signal is clipped It is specified as a percentage relative to the highest level 10096 indicates that clipping does not take place Remote command SOURce lt hw gt BB C2K CLIPping LEVel on page 96 Clipping Mode Selects the clipping method A graphic illustration of the way in which these two meth ods work is given in the dialog e Vector i jq The limit is related to the amplitude i q The and Q components are mapped together the angle is retained e Scalar i q Filter Clipping ARB Settings The limit is related to the absolute maximum of all the and Q values i q The and Q components are mapped separately the angle changes Remote command SOURce lt hw gt BB C2K CLI Pping MODE on page 97 4 7 3 ARB Settings gt To access this dialog select ARB Settings CDMA2000 A Filter Cli
132. is command deletes the selected file with CDMA2000 settings The directory is set using command MMEM CDIRectory A path can also be specified in which case the files in the specified directory are read The file extension may be omitted Only files with the file extension cdma2k will be deleted Setting parameters Filename string Example BB C2K SETT DEL CDMA UP deletes file CDMA UP Usage Setting only Manual operation See Save Recall on page 25 SOURce hw BB C2K SETTing LOAD Filename This command loads the selected file with CDMA2000 settings The directory is set using command MMEM CDIRectory A path can also be specified in which case the files in the specified directory are read The file extension may be omitted Only files with the file extension cdma2k will be loaded Primary Commands Setting parameters Filename string Example BB C2K SETT LOAD CDMA UP loads file CDMA UP Usage Setting only Manual operation See Save Recall on page 25 SOURce lt hw gt BB C2K SETTing STORe Filename This command stores the current CDMA2000 settings into the selected file The direc tory is set using command MMEM CDIRectory A path can also be specified in which case the files in the specified directory are read Only the file name has to be entered CDMA2000 settings are stored as files with the specific file extensions cdma2k Setting parameters
133. is specific for the selected radio configuration Parameters Power float Range 80 to 0 Increment 0 01 RST 0 Example BB C2K MST2 CHAN3 POW 10dB sets the channel power of sub channel 3 of mobile station 2 to 10 dB relative to the power of the other channels Manual operation See Power MS on page 80 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt SPReading Queries he spreading factor of the channel The spreading factor corresponds to the length of the employed Walsh code The Walsh codes to be used are specified by the standard and cannot be chosen For the traffic channels this value is specific for the selected radio configuration Return values lt Spreading gt integer Range 0 to 255 RST 0 Mobile Station Settings Example BB C2K MST2 CHAN1 SPR queries he spreading factor of channel 1 of mobile station 2 Response 32 Usage Query only Manual operation See Spread MS on page 80 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt STATe State This command activates deactivates the selected channel For the traffic channels this value is specific for the selected radio configuration Parameters State 0 1 OFF ON RST OFF Example BB C2K MST2 CHAN2 STAT OFF deactivates sub channel 2 of mobile station 2 Manual operation See Channel State MS on page 81 SOURce hw BB C2K MSTationsst CHANnel ch TYPE The command queries t
134. ist Use the New and Edit functions to create internally new data list or to edit an existing one Use the standard File Manager function to transfer external data lists to the instrument See also section Modulation Data in the R amp S SMW user manual e section File and Data Management in the R amp S SMW user manual Filter Clipping ARB Settings e section Data List Editor in the R amp S SMW user manual Remote command SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt DATA on page 149 SOURce hw BB C2K MSTation cst CHANnel ch DATA PATTern on page 151 SOURce hw BB C2K MSTation cst CHANnel ch DATA DSELect on page 150 Channel State MS Activates deactivates the channel For the traffic channels the indicated value is spe cific for the selected radio configuration Remote command SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt STATe on page 153 4 7 Filter Clipping ARB Settings gt To access this dialog select General gt Filter Clipping ARB Settings The dialog comprises the settings necessary to configure the baseband filter to enable clipping and adjust the sequence length of the arbitrary waveform compo nent 4 7 1 Filter Settings gt To access this dialog select Filter CDMA2000 A Filter Clipping ARB Settings x Mcps The dialog contains the parameters required for configuring the baseband filter
135. ket CDMA2000 Basestations and Mobile Stations Settings EE E E Subpacket Number More Params F PDCHs BS Denotes the index number of the subpackets in the selected channel Each packet can include up to eight subpackets The subpacket is selected by the suffix to SUBPacket in remote control Subpacket State More Params F PDCHs BS Activates a subpacket Subpacket 1 is always active The rest can be turned on and off Remote command SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt STATe on page 142 Subpacket ID SPID More Params F PDCHs BS Selects the subpacket ID The subpacket ID controls the subpacket symbol selection and adopts one of four pos sible subpackets from the encoder packet The ID of the first subpacket is fixed at 0 The ID can be chosen for each of the rest Remote command SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt ID on page 137 Time Slot Offset More Params F PDCHs BS Sets the starting time of the subpacket relative to the starting time of the packet inter val The first subpacket always has an offset of 0 which cannot be changed The value range for the individual subpackets depends on the settings of the other subpackets The time slot offsets of the remaining subpackets must be entered in ascending order Also it is not permitted to transmit two packets simultaneously CDMA2000 Basestations and Mobile Stations Se
136. l Traffic RC1 amp X X RC 2 Traffic RC3 amp X X X RC 4 Access X x CDMA2000 Basestations and Mobile Stations Settings Traffic RC1 amp Traffic RC3 amp Access Enhanced Common Con RC2 RC A Access trol Enhanced X X X Access Common Con X X X trol Channel Number MS Displays the channel number All channels of the selected operating mode are listed The channels are switched on and off with the On Off button in the State column Remote command n a Channel Type MS Indicates the channel type see table 4 2 The possible channel types depend on the selected operating mode of the mobile station Table 4 2 List of supported channel types Short form Name Function Traffic R PICH Reverse Pilot Channel The Reverse Pilot Channel pro vides the capabilities for coherent detection R DCCH Reverse Dedicated Control Chan The Reverse Dedicated Control nel Channel transports mobile spe cific control information R FCH Reverse Fundamental Channel The Reverse Fundamental Chan nel is similar to F FCH designed to transport dedicated data R SCH Reverse Supplemental Channel The Reverse Supplemental Chan RC 3 5 nels are allocated dynamically to meet a required data rate R SCCH Reverse Supplemental Code The Reverse Supplemental Code Channel RC 1 2 Channels are allocated dynami cally to meet a required data rate
137. l Baseband A B The trigger event is provided by the trigger signal from the other basebands If common trigger settings are applied this trigger source is disabled e External Global Trigger 1 2 The trigger event is the active edge of an external trigger signal provided and con figured at the global USER connectors e External Global Clock 1 2 The trigger event is the active edge of an external global clock signal provided and configured at the global USER connectors e External Local Trigger The trigger event is the active edge of an external trigger signal provided and con figured at the local T M C connector With coupled trigger settings the signal has to be provided at the T M C 1 2 3 con nectors External Local Clock The trigger event is the active edge of an external local clock signal provided and configured at the local T M C connector With coupled trigger settings the signal has to be provided at the T M C 1 connec tor Remote command SOURce hw BB C2K TRIGger SOURce on page 103 Sync Output to External Trigger Trigger Settings Common to All Basebands For an external trigger signal enables disables the output of a signal synchronous to the external trigger event On Off Trigger Settings Corresponds to the default state of this parameter The signal calculation starts simultaneously with the external trigger event but because of the instrument s processing time the first sam
138. ling Generator Downlink on page 15 for the downlink The real input data stream of the PN short code scrambler is multiplied by a complex PN sequence lpn j Qpy This procedure is also called quadrature spreading With channels of the radio configurations 1 and 2 whose generation is comparable with that of IS 95 systems this block splits up the input stream in and Q components In contrast to the downlink no variable PN offset parameter is available for the PN short code in the reverse link The PN offset is always 0 Different generation rules are used for the PN short codes depending on the mode and spreading rate The generator polynomials of the PN short codes correspond to those in the downlink see chapter 3 1 8 PN Short Code Scrambling Downlink on page 16 The and Q data streams consisting of 0 1 sequences are then map ped to 1 1 in the signal point mapping block R amp S9 SMW K46 About this Digital Standard Because of the delay of the Q component offset QPSK constellation known from the reverse link of IS 95 is obtained from the QPSK constellation Due to the Q delay the transfer of the and Q signal components from one chip to the next is never synchro nous For this reason there are no zero crossings in the transfer from one chip to the next This behavior can be seen in the vector diagram below quadrature ott 0 8 0 6 0 4 0 2 0 02 04 06 08 inphase i t Fig 3 5 Scrambling in t
139. lly connected mouse The alternative procedure using the keys on the instrument or the on screen keyboard is only described if it deviates from the standard operating procedures The term select may refer to any of the described methods i e using a finger on the touchscreen a mouse pointer in the display or a key on the instrument or on a key board 1 2 3 Notes on Screenshots When describing the functions of the product we use sample screenshots These screenshots are meant to illustrate as much as possible of the provided functions and possible interdependencies between parameters The shown values may not represent realistic test situations The screenshots usually show a fully equipped product that is with all options instal led Thus some functions shown in the screenshots may not be available in your par ticular product configuration Accessing the CDMA2000 Dialog 2 Welcome to the CDMA2000 Digital Stand 2 1 ard The R amp S SMW KA46 is a firmware application that adds functionality to generate sig nals in accordance with the CDMA2000 standard 3GPP2 C S0002 C version 1 0 may 2002 release C CDMA2000 is a registered trademark of the Telecommunications Industry Association TIA USA The R amp S SMW simulates CDMA2000 at the physical channel level The following list gives an overview of the R amp S SMW K46 features e Configuration of up to 4 base stations or 4 mobile stations All special channels and
140. lso generated if the signal contains no ARB RATio A regular marker signal corresponding to the Time Off Time On specifications in the commands SOURce lt hw gt BB C2K TRIGger OUTPut lt ch gt OFFTime and SOURce lt hw gt BB C2K TRIGger OUTPut ch ONTime is generated USER A marker signal is generated at the beginning of every user defined period The period is defined with command SOURce lt hw gt BB C2K TRIGger OUTPut lt ch gt PERiod RST PCGRoup BB C2K TRIG OUTP MODE RFR selects the traffic channel clock for the corresponding marker signal 5 5 Clock Settings Manual operation See Marker Mode on page 32 SOURce hw BB C2K TRIGger OUTPut ch ONTime lt OnTime gt SOURce lt hw gt BB C2K TRIGger 0UTPut lt ch gt OFFTime lt OffTime gt The command sets the number of chips in a period ON time OFF time during which the marker signal in setting SOURce BB C2K TRIGger OUTPut MODE RATio on the marker outputs is OFF Parameters lt OffTime gt integer Range 1 chip to 16777215 chips Increment 1 chip RST 1 chip Example BB C2K TRIG OUTP OFFT 2000 sets an OFF time of 2000 chips for the corresponding marker signal on path A BB C2K TRIG OUTP OFFT 2000 sets an OFF time of 2000 chips for the corresponding marker signal BB C2K TRIG OUTP OFFT 2000 sets an OFF time of 2000 chips for the corresponding marker signal Manual operation See Marker Mo
141. lt Mode gt OFF COMPlete NOINterleaving OINTerleaving OFF Channel coding is deactivated COMPlete The complete channel coding is performed The channel coding procedure may slightly vary depending on channel type frame length and data rate OINTerleaving Except for the block interleaver the whole channel coding pro cedure is carried out NOINterleaving In this mode only block interleaver is used for coding RST COMPlete Example BB C2K MST CCOD MODE OFF deactivates channel coding for mobile station 1 Manual operation See Channel Coding MS on page 74 SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt DATA Data The command sets the data source for the specified channel The data source for the power control bits is selected with the command SOURce lt hw gt BB C2K MSTation lt st gt TPC DATA For the traffic channels this value is specific for the selected radio configuration Mobile Station Settings Parameters Data ZERO ONE PATTern PN9 PN11 PN15 PN16 PN20 PN21 PN23 DLISt PNxx The pseudo random sequence generator is used as the data source Different random sequence lengths can be selected DLISt A data list is used The data list is selected with the command SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt DATA DSELect ZERO ONE Internal 0 and 1 data is used PATTern Internal data is used The bit pattern for the data is defined by t
142. ly when a trigger event occurs After the trigger event the signal is generated once to the set sequence length SOUR BB C2K TRIG SLEN Every subsequent trigger event causes a restart RST AUTO Example Manual operation Trigger Settings BB C2K SEQ AAUT sets the Armed auto trigger mode the device waits for the first trigger e g with TRG and then generates the signal continu ously See Trigger Mode on page 27 SOURce hw BB C2K TRIGger ARM EXECute The command stops signal generation for trigger modes Armed Auto and Armed Ret rigger A subsequent internal or external trigger event restart signal generation Example Usage Manual operation BB C2K TRIG SOUR INT sets internal triggering BB C2K TRIG SEQ ARET sets Armed Retrigger mode i e every trigger event causes sig nal generation to restart BB C2K TRIG EXEC executes a trigger signal generation is started BB C2K TRIG ARM EXEC signal generation is stopped BB C2K TRIG EXEC executes a trigger signal generation is started again Event See Arm on page 29 SOURce lt hw gt BB C2K TRIGger EXECute The command executes a trigger The internal trigger source must be selected using the command BB C2K TRIG SOUR INT anda trigger mode other than AUTO must be selected using the command BB C2K TRIG SEQ Example Usage Manual
143. lzchzGTate nennen SOURce lt hw gt BB C2K MSTation lt st gt CHANnel lt ch gt TYPE SOURce hw BB C2K MSTationsst CHANnel ch WCODe sse 154 SOURce hw BB C2K MSrTationsst L CMask tne ntn rtp n tnt tr rr een 154 SOURce lt hw gt BB C2K MS Fationssts MODE 23 2 ituri e En decere Ht or eA 154 SOURce hw BB C2K MSTationsst RCONfiguration essent 155 SOURce hw BB C2K MSTationsst STATe r rere een n tnr rr eee Rennen 156 SOURceshw BB C2K MSTationsst TPCIDATA n caen euren pen ren beret ene ent rebote SOURce lt hw gt BB C2K MSTation lt st gt TPC DATA DSELect be SOURce hw BB C2K MSTationsst TPCDATAPRATTem essen nennen nennen SOURce lt hw gt BB C2K MSTation lt st gt TPC MISUSE nennen ennemis SOURce hw BB C2K MSrTationsst TPO PS Tep eere n ttn rre eoe enne ESOURce lt hw gt BB C2K MSTationsst gt TPRCREAD eene ree neret ennnns ele Ree e ET RTE ESOURce lt hw gt BB C2K POWer TOTal YV treten e tren ete erre tens 90 SOURce lt hw gt BB C2K PPARameter CRESt SOURceshws BB C2KPPARamitenEXEGCUE e eiit rn ent tib Cot eb re rt Pere e Rex e Hee RATE AN be SOURce hw BB C2K PPARameter PCHannel STATe eese SOURce hw BB C2K PPARameter PICHannel STATe seen SOURce hw BB C2K PPARameter RCONfiguration eese nnns SOURce
144. mber of 32 chip Walsh channels Subpacket Data Rate kbps Selects the data rate of the subpacket The data rate is the result of the Number of Bits per Encoder Packet divided by the duration of the subpacket Number of Slots per Sub packet Therefore only specified combinations of the Subpacket Data Rate with the Number of Slots per Subpacket at a specified Number of Bits per Encoder Packet are possible Number of Slots per Subpacket Selects the number of slots per subpacket This parameter defines the duration of the subpacket A slot equals 1 25 ms The Number of Slots per Subpacket is the result of the Number of Bits per Encoder Packet divided by the data rate Therefore only specified combinations of the Subpacket Data Rate with the Number of Slots per Subpacket at a specified Number of Bits per Encoder Packet are possible R amp S9SMW K46 CDMA2000 Configuration and Settings 4 6 6 3 4 6 7 Modulation Indication of the modulation type The modulation type is fix for each combination of the above parame ters Remote command SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt PARameters on page 137 Resulting Walsh Codes for Subpacket More Params F PDCHs BS Indicates the resulting Walsh codes for the sub packet Remote command SOURce lt hw gt BB C2K BSTation lt st gt PDCHannel SUBPacket lt di gt WCODes on page 143 Subpacket Graph Displayes the current c
145. mples for triggering by the trigger signal from the second path Parameters Delay float Range 0 to 16777215 Increment 0 01 RST 0 Example BB C2K TRIG SOUR OBAS sets for path A the internal trigger executed by the trigger signal from the second path path B BB C2K TRIG OBAS DEL 50 sets a delay of 50 symbols for the trigger Manual operation See Trigger Delay on page 31 SOURce lt hw gt BB C2K TRIGger EXTernal DELay Delay Sets the trigger delay Parameters Delay Example Manual operation Trigger Settings float Range 0 to 16777215 Increment 0 01 RST 0 Default unit samples BB C2K TRIG SOUR EXT sets an external trigger BB C2K TRIG EXT DEL 50 sets a delay of 50 symbols for the trigger See Trigger Delay on page 31 SOURce hw BB C2K TRIGger EXTernal INHibit lt Inhibit gt Specifies the number of samples by which a restart is to be inhibited following an exter nal trigger event Parameters lt Inhibit gt Example Manual operation integer Range 0 to 21 47 chipRate RST 0 BB C2K TRIG SOUR EXT selects an external trigger BB C2K TRIG EXT INH 200 sets a restart inhibit for 200 samples following a trigger event See External Trigger Inhibit on page 30 SOURce lt hw gt BB C2K TRIGger 0BASeband INHibit lt Inhibit gt The command specifies the number of chips by which a restart is to be inhibited follow
146. mum on page 106 Fix marker delay to current range Restricts the marker delay setting range to the dynamic range Remote command SOURce lt hw gt BB C2K TRIGger OUTPut DELay FIXed on page 105 Clock Settings This tab provides access to the settings necessary to select and configure the clock signal like the clock source and clock mode This section focuses on the available settings For information on how these settings affect the signal refer to section Basics on in the R amp S SMW user manual gt To access this dialog select Baseband gt CDMA2000 gt Clock CDMA2000 A This dialog comprises the settings required for configuring the clock signal Local and Global Connector Settings Defining the Clock The provided clock signals are not dedicated to a particular connector but can be map ped to one or more globally shared USER and the two local T M C connectors Use the Local and Global Connector Settings to configure the signal mapping as well as the polarity the trigger threshold and the input impedance of the input connectors To route and enable a trigger signal perform the following general steps Define the signal source i e select the Clock gt Source e Define the connector USER or T M C the selected signal is provided at i e con figure the Local and Global Connector Settings 4 5 Clock Source Selects the clock source Internal T
147. n See Use Paging Channel F PCH Predefined Settings on page 42 Predefined Settings SOURce lt hw gt BB C2K PPARameter PICHannel STATe State The command activates deactivates the pilot channel The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter mXRCute Parameters State 0 1 OFF ON RST ON Example BB C2K PPAR PICH ON activates F PICH Manual operation See Use Pilot F PICH Predefined Settings on page 42 SOURce lt hw gt BB C2K PPARameter RCONfiguration lt RConfiguration gt Selects the radio configuration for the traffic channel The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute Parameters lt RConfiguration gt 11213 4 5 RST 1 Example BB C2K PPAR RCON 1 selects radio configuration 1 Manual operation See Radio Configuration Predefined Settings on page 42 SOURce lt hw gt BB C2K PPARameter SCHannel STATe State Activates deactivates the F SYNC The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute Parameters State 0 1 OFF ON RST 1 Example BB C2K PPAR SCH ON activates the F SYNC Manual operation See Use Sync F Sync Predefined Settings on page 42 SOURce lt hw gt BB C2K PPARameter TCHannel COUNt Count This command sets the number of
148. n for the power control bits Manual operation See Data Source Power Control BS on page 61 SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt TPC MlSuse lt MisUse gt The command activates mis use of the power control bits of the selected F DCCH or F FCH for controlling the channel powers of these channels Power control is available for sub channel types F DCCH and F FCH F DCCH is only generated for radio configurations 3 4 and 5 Base Stations Settings The bit pattern see com mande BB C2K BSTation lt n gt CGRoup lt n gt COFFset lt n gt TPC of the power control bits of each channel is used to control the channel power A 1 leads to an increase of channel powers a 0 to a reduction of channel powers Channel power is limited to the range 0 dB to 80 dB The step width of the change is defined with the command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC PSTep For the traffic channels this value is specific for the selected radio configuration Parameters lt MisUse gt 0 1 OFF ON RST OFF Example BB C2K BST2 CGR1 RCON 4 selects radio configuration RC4 for the first traffic channel of base station 2 This setting is valid for all sub channels of the traffic channel With RC4 the traffic channel includes a F DCCH BB C2K BST2 CGR1 COFF4 TPC MIS ON activates regulation of channel power for DCCH of the
149. n gt COFFset lt n gt TPC Power control is available for sub channel types F DCCH and F FCH F DCCH is only generated for radio configurations 3 4 and 5 For the traffic channels this value is specific for the selected radio configuration Parameters lt Read gt CONTinuous SOA S1A S01A S10A CONTinuous The bit pattern is used cyclically SOA The bit pattern is used once then the power control bit sequence continues with 0 bits S1A The bit pattern is used once then the power control bit sequence continues with 1 bits S01A The bit pattern is used once and then the power control bit sequence is continued with 0 and 1 bits alternately S10A The bit pattern is used once and then the power control bit sequence is continued with 1 and 0 bits alternately RST CONTinuous Example BB C2K BST2 CGR1 RCON 4 selects radio configuration RC4 for the first traffic channel of base station 2 This setting is valid for all sub channels of the traffic channel With RC4 the traffic channel includes a F DCCH BB C2K BST2 CGR1 COFF4 TPC READ SOA the bit pattern is used once after which a 0 sequence is gener ated applies to F DCCH of the first traffic channel of base sta tion 2 Manual operation See Read Out Mode Power Control BS on page 61 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TYPE The command queries the channel type Base Stations Settings
150. nce level is the absolute maximum of the and Q val ues RST VECTor Example BB C2K CLIP MODE SCAL selects the absolute maximum of all the and Q values as the reference level BB C2K CLIP LEV 80PCT sets the limit for level clipping to 8096 of this maximum level BB C2K CLIP STAT ON activates level clipping Manual operation See Clipping Mode on page 83 SOURce lt hw gt BB C2K CLIPping STATe State The command activates level clipping Clipping The value is defined with the com mand SOURce lt hw gt BB C2K CLIPping LEVel the mode of calculation with the command SOURce hw BB C2K CLIPping MODE Parameters State 0 1 OFF ON RST OFF Example BB C2K CLIP STAT ON activates level clipping Manual operation See Clipping State on page 83 Trigger Settings 5 3 Trigger Settings This section lists the remote control commands necessary to configure the trigger ESOURce hw E BB C2K TRIGger SEQuence ccntum R nn 98 SOURce lt hw gt BB C2K TRIGger ARM EXECUute tenente ener 99 Ren ER e ag lee 99 SOURce hw BB C2K TRIGger EXTernal SYNChronize OUTPut cerne 99 TSOUbRcechwzslBBC2kK TRlGoerOBAGeband DEI au 100 SOURce hw BB C2K TRIGger EXTernal D I aw 100 SOURce hw BB C2K TRIGger EXTernal INHibit cei 101 SOURce lt hw gt BB C2K TRIGger OBAS
151. nd queries the symbol puncture rate This value is only available for chan nel coding modes Complete and Without Interleaving SOURce BB C2K BST n CGRoup n COFFset n CCODing MODE COMP NOIN For the traffic channels this value is specific for the selected radio configuration Base Stations Settings Return values lt SPuncture gt 80F24 10F5 10F9 40F 12 20F 18 2OF6 T2OF18 T40F 12 NONE xOFy a symbol puncture rate of x out of y is used TxOFy a symbol puncture rate of x out of y Turbo is used Example BB C2K BST CGR3 COFF1 CCOD MODE COMP selects channel coding mode Complete for F FCH of the third traffic channel BB C2K BST CGR3 COFF1 CCOD SPUN queries the symbol puncture rate Response 80F24 a symbol puncture rate of 8 out of 24 is used Usage Query only Manual operation See Symbol Puncture More Params BS on page 65 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing SREPetition Queries symbol repetition rate This value is only available for channel coding modes Complete and Without Interleaving SOURce BB C2K BST n CGRoup n COFFset n CCODing MODE COMP NOIN For the traffic channels this value is specific for the selected radio configuration Return values lt SRepetition gt integer Range 1 to 16 RST 0 Example BB C2K BST CGR3 COFF1 CCOD MODE COMP selects channel coding mode Complete
152. ng Only for F FCH of the third traffic channel BB C2K BST CGR3 COFF1 CCOD DATA RATE queries the effective data rate Response 19200 the effective data is 19 2 kbps Usage Query only Manual operation See Effective Data Rate More Params BS on page 64 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing MODE lt Mode gt Selects channel coding mode For the traffic channels this value is specific for the selected radio configuration Parameters lt Mode gt OFF COMPlete NOINterleaving OINTerleaving OFF Channel coding is deactivated COMPlete The complete channel coding is performed The channel coding procedure may slightly vary depending on channel type frame length and data rate OINTerleaving Except for the block interleaver the whole channel coding pro cedure is carried out In this mode the frame structure and the convolutional coder of an receiver can be tested NOINterleaving In this mode only block interleaver is used for coding This allows the deinterleaver in the receiver to be tested independ ently of the remaining de coding process RST COMPlete Example BB C2K BST CGR3 COFF1 CCOD MODE OFF deactivates channel coding for F FCH of the third traffic channel Manual operation See Channel Coding Mode More Params BS on page 63 SOURce hw BB C2K BSTationsst CGRoup di0 COFFset ch CCODing SPUNcture The comma
153. ng to a bit pattern Use the Pattern box to define the bit pattern e Data List Select DList A binary data from a data list internally or externally generated Select Select DList to access the standard Select List dialog Select the Select Data List gt navigate to the list file dm od gt Select to select an existing data list Use the New and Edit functions to create internally new data list or to edit an existing one Use the standard File Manager function to transfer external data lists to the instrument See also section Modulation Data in the R amp S SMW user manual e section File and Data Management in the R amp S SMW user manual section Data List Editor in the R amp S SMW user manual Remote command SOURce lt hw gt BB C2K MSTation lt st gt TPC DATA on page 156 SOURce lt hw gt BB C2K MSTation lt st gt TPC DATA PATTern on page 157 SOURce lt hw gt BB C2K MSTationcst TPC DATA DSELect on page 156 CDMA2000 Basestations and Mobile Stations Settings Read Out Mode Power Control MS Defines a read out mode of power control bits Together with the option Mis Use for output power control see below Read Out Mode can also be used to generate various output power profiles Continuous The power control bits are used cyclically Single All 0 The power control bits are used once and then the power control sequence is continued with O bits Single
154. ns Predefined Settings CDMA2000 Basestations and Mobile Stations Settings CDMA2000 A Predefined Settings m Radio Configuration RC 1 Use Pilot F PICH Kl a Use SYNC F SYNC amp Use Paging Channel F PCH Traffic Channel Settings Number Of Traffic Channels Use Fundamental F FCH Number Of Supplemental F SCH Frame Length ms Data Rate kbps Crest Factor This dialog contains the predefined settings The channel table of base station 1 is filled preset with the set parameters With the Predefined Settings function it is possible to create highly complex scenar ios with just a few keystrokes This function is of use if say just the envelope of the signal is of interest A separate set of settings of all predefined parameters is provided for each radio con figuration If the radio configuration is changed the set of traffic channel settings belonging to this RC is automatically indicated In the Traffic Channel Settings section the number and the structure of the traffic channels used in the test scenario is set The selected structure is valid for all activated traffic channels The indicated parameters depend on the radio configuration Their settings are specific for the selected radio configuration CDMA2000 Basestations and Mobile Stations Settings Additionlly the desired range for the crest factor is selected Button Accept presets the channel table of bas
155. ns Settings SOURce lt hw gt BB C2K BSTation SYNC LCSTate lt LcState gt Defines the long code state in hexadecimal format Parameters lt LcState gt 42 bit Range 0 to 3FFFFFFFFFF RST 0 Example BB C2K BST SYNC LCST H0001F3A002E1 sets the Long Code state parameter Manual operation See LC State hex More Params BS on page 66 SOURce lt hw gt BB C2K BSTation SYNC MPRev lt MPrev gt Sets the Minimum Protocol Revision Level The base station sets this field to prevent mobile stations which can not be supported by the base station from accessing the CDMA system Parameters lt MPrev gt 2 8 Range 2 to 8 RST 2 Example BB C2K BST SYNC MPR 3 sets the MIN_P_REV parameter Manual operation See MIN P REV More Params BS on page 67 SOURce lt hw gt BB C2K BSTation SYNC NID lt Nid gt Sets the Network Identification The NID serves as a sub identifier of a CDMA system as defined by the owner of the SID Parameters lt Nid gt integer Range 0 to 65535 RST 1 Example BB C2K BST SYNC NID 5 sets the network identification parameter Manual operation See NID More Params BS on page 67 SOURce lt hw gt BB C2K BSTation SYNC PREV Prev Sets the Protocol Revision Level i e specifies the CDMA2000 system release number The table below gives the cross reference between the P_REV values and the CDMA2000 Releases Base Stations Settings
156. of channel powers in the case of mis use of the power control bits Parameters lt PStep gt float Range 10 to 10dB Increment 0 01 dB RST 0 dB Example BB C2K MST2 TPC PST 0 1 dB sets the step width for the change of channel powers to 1 dB Manual operation See Power Step MS on page 77 SOURce hw BB C2K MSTationsst TPC READ Read The command sets the read out mode for the bit pattern of the power control bits The bit pattern is defined with the commands BB C2K MST n TPC Parameters Read CONTinuous SOA S1A S01A S10A CONTinuous The bit pattern is used cyclically SOA The bit pattern is used once then the power control bit sequence continues with 0 bits S1A The bit pattern is used once then the power control bit sequence continues with 1 bits S01A The bit pattern is used once and then the power control bit sequence is continued with 0 and 1 bits alternately S10A The bit pattern is used once and then the power control bit sequence is continued with 1 and 0 bits alternately RST CONTinuous Example BB C2K MST2 TPC READ SOA the bit pattern is used once after which a 0 sequence is gener ated applies to R DCCH of mobile station 2 Manual operation See Read Out Mode Power Control MS on page 76 List of Commands SOURce BB C2K TIR 93 Re RE EE TEE 117 SOURce hw BB C2K BSTation S NC CNUMber AEN 117 SOURce lt hw gt BB C2K BSTation
157. on page 64 SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing CRC Queries the CRC cyclic redundancy code type length This value is only available for channel coding modes Complete and Without Interleaving SOURce BB C2K BST n CGRoup n COFFset n CCODing MODE COMP NOIN For the traffic channels this value is specific for the selected radio configuration Return values Crc integer Range 0 to 16 RST 0 Example BB C2K BST CGR1 COFF1 CCOD MODE COMP selects channel coding mode Complete for F FCH of the first traffic channel BB C2K BST CGR1 COFF1 CCOD CRC queries the CRC type Response 6 CRC type 6 is used Usage Query only SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt COFFset lt ch gt CCODing DATA RATE The command queries the effective data rate in Hz This value is only available for channel coding modes Off and Interleaving Only SOURce BB C2K BST lt n gt CGRoup lt n gt COFFset lt n gt CCODing MODE OFF OINT When channel coding is switched off the effective data rate differs from the data rate set in the channel table The data are read out with the effective rate For the traffic channels this value is specific for the selected radio configuration Return values Rate float Base Stations Settings Example BB C2K BST CGR3 COFF1 CCOD MODE OINT selects channel coding mode Interleavi
158. on the channel type and radio configuration The frame length of the F SCH is fixed to 26 6 ms The maximum frame length is 160 ms the minimum frame length is 5 ms The frame length affects the data rates and the channel coding types that are possible within a channel Changing the frame length may lead to a change of data rate and or the channel coding type and this in turn may bring about a change of the Walsh code Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt FLENgth on page 126 Data Rate BS Enters the data rate of the channel The set value is specific for the selected radio con figuration The R amp S SMW supports all data rates between 1 2 kbps and 1 036 8 kbps defined in the standard The value range depends on the frame length If the frame length is changed so that the set data rate becomes invalid the next permissible value is automatically set The data rate affects the Walsh code spreading factor that is possible within a chan nel If a data rate is changed so that the selected Walsh code becomes invalid the next permissible value is automatically set Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt DATA RATE on page 126 Walsh Code BS Assigns the Walsh Code to the channel see chapter 3 1 7 Variable Length Walsh Spreading Downlink on page 16 and see Code Domain on page 56 The set value i
159. onfiguration of the packet channel and its active subpackets graphically 0 125 25 3 75 5 625 7 5 8 75 10 11 25 12 5 13 75 15 16 25 17 5 18 75 Time ms The X axis is the length of the set packet interval in ms i e the duration of the trans mission of an encoder packet The relative power of the subpackets is represented on the Y axis The subpackets are shown as bars and are 1 2 or 4 time slots wide according to the configuration The position on the X axis corresponds to the selected time slot offset The color of the bar depends on the sub packet ID SPID The assignment of colors to SPIDs is shown below the graph Mobile Station Configuration MS 1 To access this dialog select CDMA 2000 gt General gt Transmission Direction gt Uplink Reverse 2 Select Mobile Stations gt Mobile Station gt MS1 MS4 The structure of the channel table depends on the selected operating mode and for the traffic channel on the selected radio configuration pm SSS SSS SS a a User Manual 1175 6755 02 07 72 CDMA2000 Basestations and Mobile Stations Settings 4 6 7 1 Common Settings MS 1 To access this dialog select CDMA2000 gt Mobile Station MS1 MS4 2 Select MS1 MS4 Common CDMA2000 A Mobile Station1 State Radio Configuration 3 Operation Mode Traffic Channel Coding Complete LC Mask hex 0000 0000 000 This dialog comprises the common settings required f
160. onsst TDlVersity MODE essent 145 SOURceshw gt BB G2K CEIP ping LEVEL saves con coco eine nore epe vtta re EFE ME CURL SF Hg ERES eren Ee 3 Reeve xb PES eere etica SOURceshw BB C2K CLlPping MODE norte tr rp chen tr t c ree e tte SOURce lt hw gt BB C2K CLIPping STATe e ele Ree eler lee SOURceshw BB C2K CEOGCHK MULTIplier 2 coa ote rnnt tr turre te ett 109 SOURceshw BB C2K CLOCKS OOURCGe trot enirn hr nero tkt TEEN N A NOTARE ecran 109 SOURBceshws BB G2 E eh Ee cicer trecenti gera e eae ert PR RES Sxe PANE XY EEEE 87 SOURceshw BB C2K COPY DES TlinatioR onte tre tpe rrt onn rn rtr eet 87 SOURceshw BB C2K COPY EXEQCUIe croi tri tn trt rtr te rere th ona ERR EHE EE ERR EXER EN SER EE enu eR 88 SOURce lt hw gt BB C2K COPY SOURce SOURceshw BB C2K CRA Te VARIaUOR intret trennt t p d ren EE rk dread ea gas 89 SOURce lt hw gt BB C2K CRAT6 tn irre rect ba ECV area Rath be eter REI ER Ee ere ERR Erga s 89 SOURceshw BB C2KFILTer PARameter APCQOD2B uiiee rte tret rnt pne ree nbi eek rine EE EN 94 SOURce hw BB C2K FILTer PARameter COSine eerte ria 94 SOURce hw BB C2K FILTer PARameter GAUSS eese eene nennen neret 94 SOURceshw BB C2IKFILTer PARAameter PASS cron sre iena PANEER ETEO ATENE 95 LSOUlbce chwz BB COk Fil TerbAbameier L PAGGEMVM eene nennen nere trennen 95 LSOUlbce chwz BB CO Fil
161. or configuring the mobile sta tion State MS Activates or deactivates the selected mobile station The number of the selected mobile station is specified in the dialog header Remote command SOURce lt hw gt BB C2K MSTation lt st gt STATe on page 156 Operation Mode MS Selects the mode in which the mobile station is to work The operation mode defines the generated channel types The lower part of the dialog will change in accordance with the mode The following modes are available Traffic In this mode the instrument generates a single traffic channel A traf fic channel consists of up to 8 sub channels depending on the selected radio configuration This mode corresponds to the standard mode of a mobile station dur ing voice and data transmission Access In this mode the instrument generates an access channel R ACH This channel is needed to set up the connection between the mobile station and the base station Enhanced In this mode the instrument generates an enhanced access channel Access R ACH and a pilot channel R PICH These channels are used to set up the connection between the mobile station and the basesta tion Common In this mode the instrument generates a common control channel R Control ACH and a pilot channel R PICH Remote command SOURce lt hw gt BB C2K MSTation lt st gt MODE on page 154 CDMA2000 Basestations and Mobile Stations Settings Radio Configuration MS
162. pecific for the selected radio configuration The frame length affects the data rates that are possible within a channel Changing the frame length may lead to a change of data rate and this in turn may bring about a change of Walsh code Parameters lt FLength gt 20 40 80 RST 20 ms Example BB C2K PPAR TCH FLEN 20 ms sets the frame length of the code channels to 20 ms Manual operation See Frame Length Predefined Settings on page 43 SOURce lt hw gt BB C2K PPARameter TC Hannel SCHannel COUNt Count Sets the number of supplemental channels The maximum number of supplemental channels depends on the selected radio configuration The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECute It is specific for the selected radio configuration Parameters Count integer Range 0 to 7 RST 1 Base Stations Settings Example BB C2K PPAR TCH SCH COUN 2 selects two F SCHs Manual operation See Number of Supplemental F SCH Predefined Settings on page 43 5 7 Base Stations Settings The SOURce BB C2K BSTation system contains commands for setting base sta tions The commands of this system only take effect if the CDMA2000 standard is activated the DOWN transmission direction is selected and the particular base station is enabled SOURCe BB C2K STATe ON e SOURCe BB C2K LINK DOWN SOURCe BB C2K BSTation2 STATe ON
163. pping ARB Settings Sequence Length ENE Frames 80 ms The dialog comprises the settings required to adjust the sequence length of the arbitrary waveform component Sequence Length ARB Changes the sequence length of the arbitrary waveform component of the signal This component is calculated in advance and output in the arbitrary waveform generator The number of chips is determined from this sequence length 1 Frame 80 ms and the chip rate At 1 2288 MChips s a frame equals 98 304 chips In pure amplifier tests with several channels and no realtime channels it is possible to improve the statistical properties of the signal by increasing the sequence length Note Unlike for 3GPP in the case of CDMA2000 the length of a frame is not uniformly defined This implementation uses a frame length of 80 ms Division into 80 ms frames was chosen because in this time grid the frame lengths for both the SYNC channel with its cycle duration of 26 67 ms and all other channels work out to 5 ms 10 ms 20 ms or 80 ms The F BCH has a frame length of 160 ms In order to use this channel an even number of 80 ms frames has to be set Remote command SOURce lt hw gt BB C2K SLENgth on page 92 Filter Clipping ARB Settings 4 7 4 1 Q Setting gt To access this dialog select IQ Settings CDMA2000 A Filter Clipping ARB Settings Invert Q for correct baseband output This dialog contains the parameters for for configuring
164. r if common trigger settings are used Use this setting to synchronize the instrument with the device under test DUT or other external devi ces e postpone the signal generation start in the basebands compared to each other For more information see chapter Basics on in the R amp S SMW User Manual Remote command SOURce lt hw gt BB C2K TRIGger EXTernal DELay on page 100 SOURce lt hw gt BB C2K TRIGger OBASeband DELay on page 100 4 3 Marker Settings This dialog provides access to the settings necessary to select and configure the marker output signal like the marker mode or marker delay settings D This section focuses on the available settings For information on how these settings affect the signal refer to section Basics on in the R amp S SMW user manual gt To access this dialog select Baseband gt CDMA2000 gt Marker Marker Settings CDMA2000 A Marker Mode Power Control Group 1 25 ms Power Control Group 1 25 ms Marker D Current Range Without Recalculation 0 000 Chips 2000 Chips Power Control Group 1 25 ms i 0 2000 Chips SS SSS 0 00 Chips b IERCH ESO 0 2000 Chips 0 000 Chips i Fix Marker Delay To Current Range _ This dialog comprises the settings required for configuring the marker mode and the marker delay Routing and Enabling a Marker o The provided marker signals are not
165. r type CdmaOne This filter type is defined by the standard for the uplink Manual operation See Filter on page 82 SOURce lt hw gt BB C2K FILTer PARameter APCO25 lt Apco25 gt The command sets the roll off factor for filter type APCO25 Parameters lt Apco25 gt float Range 0 05 to 0 99 Increment 0 01 RST 0 20 Example BB C2K FILT PAR APCO25 0 2 sets the roll off factor to 0 2 for filter type APCO25 Manual operation See Roll Off Factor or BxT on page 82 SOURce lt hw gt BB C2K FILTer PARameter COSine lt Cosine gt The command sets the roll off factor for the Cosine filter type Parameters lt Cosine gt float Range 0 00 to 1 0 Increment 0 01 RST 0 35 Example BB C2K FILT PAR COS 0 35 sets the roll off factor to 0 35 for filter type Cosine Manual operation See Roll Off Factor or BxT on page 82 SOURce lt hw gt BB C2K FILTer PARameter GAUSs Gauss The command sets the roll off factor for the Gauss filter type Filter Clipping Settings Parameters Gauss float Range 0 15 to 2 5 Increment 0 01 RST 0 5 Example BB C2K FILT PAR GAUS 0 5 sets B x T to 0 5 for the Gauss filter type Manual operation See Roll Off Factor or BxT on page 82 SOURce lt hw gt BB C2K FILTer PARameter LPASs lt LPass gt The command sets the cut off frequency factor for the Lowpass ACP Opt filter type Parameters lt LPass gt float Range 0 05 to 2 Increment 0 0
166. raffic channels The channel index is plotted on the X axes The height of the bars shows the relative power of the channel Code Domain 1 To access this dialog select Basestations gt Basestation gt BS1 BS4 2 Select BS1 BS4 Code Domain CDMA2000 A Basestation1 ND 4 Channel Table Channel Graph Spreading o Factor 2 99 e n TTD 48 64 80 Channel Walsh Functions 0 16 112 128 32 48 64 80 96 Channel Quasi Orthogonal Walsh Functions Hadamard This tab shows the code domain of the standard Walsh set and the quasi orthogo nal Walsh sets graphically The Code Domain graphic shows the assignment of active code channels in the code domain The code numbers are plotted on the X axes the colored bars show the code chan nels The legend at the left of the graph indicates the assignment of colors to the spreading factors An additional color is reserved for the packet channel F PDCH because this channel may be assigned to more than one code channel The height of the bars indicates the power of the code channel In this display assignment of the domains can be seen at a glance Compared to 3GPP itis however much more difficult to see whether the code domains of different channels overlap i e whether there is a domain conflict This is due to the structure of the Walsh codes described above The reason is that no block areas are occupied in the domain but several areas of
167. rameters nnne 65 4 6 6 More Parameters for F PDCH BS esses etate s aniani aa e HD a Rad 67 4 6 6 1 General Settings for Packet Channel 68 4 6 6 2 Subpacket Table Gettngs eene 69 4 6 6 3 Subpacket Graph en er thread yer iR ae LEER RR VER e T de Y aU e esa DAENS 72 4 6 7 Mobile Station Configuration MS nennen 72 4 6 6 1 Common Settings MS iiu eee aree dra cd e cite nd e Ue era aco acea Ve e d Ro 73 4 6 7 2 Power Control MS cecinere d eet eir eid eee sir Ee soon 74 40 7 3 Channel Tables MS dirt etra dente HR V nines de eaa cta deta 77 A T Filter Clipping ARB SettingS ccccscccsseeeeeeseeeeeneeeeeeeeeeeseeeeeeeesessaeseeseeeessanseeeeeees 81 ATi Wide EE EN 47 2 Clipping Settings EE 83 4 7 3 E E deis idee i dee rite Ped d e dde ku eee ved ed ree dee 84 ATA VQ TE dn M 85 5 Remote Control Commands eese eene 86 5 1 Primary Commands 1 urna etre asina coupe cun secs sentenesedie enncecd seteesvessedandenvesied 87 5 2 Filter Clipping Settings eicere n reiner cnn nu setee dened eavebevessc 93 EC We TE e EE 93 5 2 2 Clipping Settings reti tete erede ci Y boe Lydi ed drapeau 96 5 3 Trigger Settings eren eran terea itcr naa a NEESS Dea ia Dna aa ae Ce 98 5 4 Marker Settinggs eiienunie reiner siinses niania inania rasiaan oae Eu svete SE Ruanda 105 5 5 Clock Settings eroe tnnc te risen re encore neas scere ta En use erus in
168. raphical display of code domain occupancy by all the active code chan nels see the Code Domain dialog also see Code Domain on page 56 Remote command SOURce lt hw gt BB C2K BSTation lt st gt DCONflict STATe on page 136 SOURce lt hw gt BB C2K BSTation lt st gt DCONflict RESolve on page 135 R amp S SMW K46 CDMA2000 Configuration and Settings 4 6 4 3 Code Domain and Channel Graphs The Walsh codes of variable length used by CDMA2000 are the so called Hadamard codes The structure of these codes is explained below The code matrix of the order N 1 is obtained from the matrix N by extending the latter to the right and downwards through copying and downwards to the right by copying and inversion Walsh codes length 4 Walsh codes length 8 1 1 L1 Walsh codes length 16 Fig 4 1 Generation scheme of Walsh code Walsh codes of the lengths 4 8 16 32 64 and 128 are used in CDMA2000 with spreading rate 1 The greater the spreading factor Walsh code length the smaller the useful symbol rate prior to spreading and vice versa In contrast to the spreading codes of 3GPP Walsh codes of short lengths low spread ing factor do not occupy a block area in a Walsh matrix of larger spreading factor Several lines ratio of the two spreading factors are occupied in the matrix with a higher spreading factor distributed over the whole matrix This behavior is illustrated in the diagram below
169. rations and typical signal generation examples are described Safety information is also included This manual is available in several languages You can download these documents from the Rohde amp Schwarz website on the R amp S SMW product page at http www rohde schwarz com product SMW200A html gt Downloads gt Manuals User Manual User manuals are provided for the base unit and each additional software option The User Manual for the base unit is a supplement to the Getting Started manual and provides basic information on operating the R amp S SMW in general In this manual all instrument functions are described in detail Furthermore it provides a complete description of the remote control commands with programming examples An introduc tion to remote control is provided as well as information on maintenance instrument interfaces and troubleshooting In the user manuals for the individual software options the specific instrument func tions of this option are described in detail For additional information on default settings and parameters refer to the data sheets Basic information on operating the R amp S SMW is not included in these user manuals Documentation Overview The user manuals are available in PDF format in printable form on the Documenta tion CD ROM delivered with the instrument All user manuals are also available for download from the Rohde amp Schwarz website on the R amp S SMW product page at h
170. rent sets The so called quasi orthogonal Walsh sets can be used in addition to the Walsh codes They increase the number of possible channels and thus extend the basesta tion capacity When the quasi orthogonal Walsh code is used spreading the data stream results in complex spreading also through an additional rotation of the output phase the spreading code then consists of a real and an imaginary part In the channel table a decision can be made for each channel whether the Walsh code of the standard set or of the quasi orthogonal set should be used The quasi orthogo nal Walsh codes are used if On is activated in column Q Orth Remote command SOURce lt hw gt BB C2K BSTation lt st gt QWSet on page 144 4 6 4 2 Channel Table BS 1 To access this dialog select Basestations gt Basestation gt BS1 BS4 2 Select BS1 BS4 Channel Table CDMA2000 Basestations and Mobile Stations Settings CDMA2000 A Basestation1 In this tab you can set the channel parameters individually Up to 78 channels are available for each basestation Channels 0 1 to 0 11 are assigned to the special channels which are responsible for the correct communication between basestation and mobile station The packet channels 0 12 to 0 14 and the traffic channels 1 0 and above transmit the data A traffic channel is used for transmitting the radio link information i e for communi
171. rs 137 SOURce hw BB C2K BSTationsst PDCHannel SUBPacket di STATe 142 SOURce hw BB C2K BSTation st PDCHannel SUBPacket di TOFFset 143 SOURce hw BB C2K BSTationsst PDCHannel SUBPacket di WCODes 143 SOURce hw BB C2K BSTationsst PDCHannel WINDex eeeeeeeeeee enn 143 SOURce lt hw gt BB C2K BSTation lt st gt PNOFfSet eene 144 SOURce hw BB C2K BSTationsst QWSet sse nennen 144 SOURce hw BB C2K BSTationsst STATe sse rere ennt 144 SOURce hw BB C2K BSTationsst TDELay esses 145 TSOUbRcechuwzslBBC2KDBGTaton stz TDiVersltv nnne 145 SOURce hw BB C2K BSTationsst TDIVersity MODE essere 145 SOURce lt hw gt BB C2K BSTation PRESet A standardized default for all the base stations RST values specified for the com mands See Reset All Base Stations on page 37 for an overview Example SOURce1 BB C2K BSTation PRESet Usage Event Manual operation See Reset All Base Stations on page 37 SOURce lt hw gt BB C2K BSTation SYNC CNUMber lt CNumber gt Sets the CDMA Channel Number which corresponds to the RF Parameters lt CNumber gt integer Range 0 to 2047 RST 387 Example BB C2K BST SYNC CNUM 400 sets the channel number Manual operation See CDMA Channel Number More Params BS on page 66 Base Statio
172. s 0 0 2 F TDPICH Forward Transmit The basestation continuously transmits this Diversity Pilot Chan pilot channel from the secondary antenna when nel transmit diversity is enabled 0 3 F APICH Forward Auxiliary This pilot channel transmits the basestation as Pilot Channel an option 0 4 F ATDPICH Forward Auxiliary The basestation optionally transmits this pilot Transmit Diversity channel from the secondary antenna when Pilot Channel transmit diversity is enabled 0 5 F SYNC Forward Synchroni The synchronization channel enables the sation Channel mobile station to synchronize with the basesta tion It contains the PN offset the system time and the long code status information about the paging channel together with the system ID and the network ID The Walsh code is 32 0 6 F PCH Forward Paging The paging channel carries control information Channel specific to a mobile station when the network does not know where the mobile station is loca ted 0 7 F BCCH Forward Broadcast The broadcast channel is used to broadcast Channel System and cell specific information User Manual 1175 6755 02 07 49 CDMA2000 Basestations and Mobile Stations Settings Index Shortform Name Function 0 8 F QPCH Forward Quick Pag The paging channel contains short form infor ing Channel mation for the mobile station particularly if the latter is not transmitting 0 9 F CPCCH
173. s 2000 chips Usage Query only Manual operation See Marker x Delay on page 33 SOURce lt hw gt BB C2K TRIGger 0UTPut lt ch gt DELay MINimum Queries the minimum marker delay for setting BB C2K TRIGger OUTPut DELay FIXed ON Return values Minimum float Example Usage Manual operation Marker Settings BB C2K TRIG OUTP DEL FIX ON restricts the marker signal delay setting range to the dynamic range BB C2K TRIG OUTP DEL MIN queries the minimum of the dynamic range Response 0 the minimum for the marker delay setting is O symbols Query only See Marker x Delay on page 33 SOURce lt hw gt BB C2K TRIGger OUTPut lt ch gt MODE Mode The command defines the signal for the selected marker output Parameters lt Mode gt Example PCGRoup RFRame SCFRame SFRame ESECond CSPeriod RATio USER PCGRoup A marker signal is generated at the start of each power control group every 1 25 ms RFRame A marker signal is generated every 20 ms traffic channel clock SCFRame A marker signal is generated at the start of each sync channel frame every 26 6 ms SFRame A marker signal is generated every 80 ms super frame clock ESECond A marker signal is generated every 2 s even second mark CSPeriod A marker signal is generated at the start of each arbitrary wave form sequence depending on the set sequence length The marker signal is a
174. s specific for the selected radio configuration The code channel is spread with the set Walsh code spreading code The value range of the Walsh code depends on the frame length the channel coding type and the data rate CDMA2000 Basestations and Mobile Stations Settings If one of these parameters is changed so that the set Walsh code gets invalid the next permissible value is automatically set The standard assigns a fixed Walsh code to some channels F PICH for example always uses Walsh code 0 Generally the Walsh code can only be varied within the range specified by the standard Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt WCODe on page 134 Quasi Orthogonal Walsh Code State BS Activates deactivates the use of the quasi orthogonal Walsh codes for the channel The set state is specific for the selected radio configuration Depending on the channel type and other parameters the standard does not allow the use of quasi orthogonal codes In this case the selection field is dimmed The quasi orthogonal Walsh Code set is selected for all channels of the basestation in the upper area of the CDMA200 dialog Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt QWCode STATe on page 128 Power BS Sets the channel power in dB The set value is specific for the selected radio configura tion The power ent
175. s trigger mode i e determines the effect of a trigger event on the signal genera tion Trigger Settings For more information refer to chapter Basics in the R amp S SMW user manual e Auto The signal is generated continuously e Retrigger The signal is generated continuously A trigger event internal or external causes a restart Armed Auto The signal is generated only when a trigger event occurs Then the signal is gener ated continuously An Arm stops the signal generation A subsequent trigger event internal with or external causes a restart Armed Retrigger The signal is generated only when a trigger event occurs Then the signal is gener ated continuously Every subsequent trigger event causes a restart An Arm stops signal generation A subsequent trigger event internal with or external causes a restart e Single The signal is generated only when a trigger event occurs Then the signal is gener ated once to the length specified at Signal Duration Every subsequent trigger event internal or external causes a restart Remote command SOURce lt hw gt BB C2K TRIGger SEQuence on page 98 Signal Duration Unit Trigger Settings Common to All Basebands Defines the unit for describing the length of the signal sequence to be output in the Single trigger mode Available units are chip sequence length CLS chips or frames Remote command SOURce lt hw gt BB C2K TRIG
176. se 64 the Walsh code length is 64 Usage Query only Manual operation See Walsh Length More Parameters BS on page 60 Base Stations Settings SOURce lt hw gt BB C2K BSTation lt st gt C GRoup lt di0 gt RCONfiguration lt RConfiguration gt Selects the radio configuration for the traffic channel The settings of the channel table parameters are specific for the selected radio configuration Parameters lt RConfiguration gt 11213 4 5 RST Traffic channel 1 2 3 all other traffic channels 1 Example BB C2K BST2 CGR1 RCON 4 selects radio configuration RC4 for the first traffic channel of base station 2 This setting is valid for all sub channels of the traffic channel With RC4 the traffic channel includes a F DCCH Manual operation See Radio Configuration RC BS on page 50 SOURce lt hw gt BB C2K BSTation lt st gt DCONflict MODE Mode The command switches the order of the spreading codes Parameters lt Mode gt HAD BREV HAD the code channels are displayed in the order determined by the Hadamard matrix The codes are numbered as Walsh codes according to the standard BREV the code channels are displayed in the order defined by the Orthogonal Variable Spreading Factor OVSF code tree 3GPP code RST HAD Example BB C2K BST2 DCON MODE HAD selects that the codes are numbered as Walsh codes according to the standard Manual operation See Order Code Domain BS on page
177. sets the Long Codes to H55 Manual operation See LC Mask hex MS on page 74 SOURce lt hw gt BB C2K MSTation lt st gt MODE Mode The command selects operating mode for the mobile station The channel specific parameters are set with commands SOUR BB C2K MST n CHANnel n n Parameters Mode Example Manual operation Mobile Station Settings TRAFfic ACCess EACCess CCONtrol TRAFfic The mobile station generates a single traffic channel A traffic channel consists of up to 8 sub channels depending on the selected radio configuration R FCH R SCCH R SCH R DCCH This mode corresponds to the standard mode of a mobile station during voice and data transmission ACCess The mobile station generate an access channel R ACH This channel is needed to set up the connection between the mobile station and the base station EACCess The mobile station generates an enhanced access channel R ACH and a pilot channel R PICH CCONtrol The mobile station generates a common control channel R ACH and a pilot channel R PICH RST TRAFfic BB C2K MST1 MODE TRAF switches the mobile station into standard mode voice and data transmission See Operation Mode MS on page 73 SOURce lt hw gt BB C2K MSTation lt st gt RCONfiguration lt RConfiguration gt The command selects the radio configuration for the traffic channel The settings of the channel table parameters are specific
178. st gt CGRoup lt di0 gt COFFset lt ch gt CCODing BITFrame on page 120 CRC Length More Params BS Indicates the CRC cyclic redundancy code type length for error identification The indicated value is specific for the selected radio configuration Remote command n a Channel Coder Type More Params BS Selects error protection The set value is specific for the selected radio configuration Which coder types are available depends on the channel type and other channel set tings such as frame length etc If one of these parameters is changed so that the set channel coding type gets invalid the next permissible value is automatically set Off No error protection This selection is available for the pilot channels only Conv Convolution Coder with generator polynomials defined by CDMA The Encoder numeric value defines the rate of the convolution coder Turbo Turbo Coder of rate 1 3 in accordance with the CDMA specifications Encoder The numeric value defines the rate of the turbo coder Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing TYPE on page 123 CDMA2000 Basestations and Mobile Stations Settings Symbol Repetition More Params BS Indicates the symbol repetition rate The value is specific for the selected radio configu ration Symbol repetition is used together with block symbol puncture for adapting the convo lutional or t
179. t This common structure is intended to identify your current location in the dialog The remote commands required to define these settings are described in chapter 5 Remote Control Commands on page 86 e General Settings for CDMA2000 Gionals entren 23 e Mogor Sets E ree oai rx Rte Rana tiam ee ae tenet aes 26 E E EE 31 eler lis rte tr ences ee org C eed gu etd agb hedge ea d 34 e Local and Global Connector Settings eii aaas 35 e CDMA2000 Basestations and Mobile Stations Geitings essee esseen 36 e Filter Clipping ARB Settings enne 81 4 1 General Settings for CDMA2000 Signals This tab provides access to the default and the Save Recall settings and displays the valid CDMA2000 version and the spreading rate The selected link direction deter mines the available parameters CDMA2000 A peg x Stop i a Q Do ies en O om OS CDMA 2000 Version Release C Spreading Rate Link Direction Downink Forward Filter Clipping ARB Settings cdmaOne Equal Clip Off General Settings for CDMA2000 Signals E D 24 Set to Defalll E 24 eis Me UE 25 Generate Waveform File p o direc rne ee eoe teer dr pede et a deer ec Ea 25 CDMA Z000 VETS OM c Ee 25 Spreading Ree Ee EE dd 25 Link Beet e EE 26 Filter Clipping ARB CEET 26 State Activates the standard and deactivates all the other digital standards and digital modu lation modes in the same path Remote command SOURce lt
180. t filler nt rrr rrr enirn 82 94 O ON OFF Ratio Marker cccccccsssseeceeessssteeeeeeeeees 32 108 Online help Operating Mode MS ou rrr renes 154 Operation MOJE cissie sinaosan trie ne oie 73 Order Code Domain BS 5 nes 57 135 P Packet Interval BS 68 136 Packet Setup BS Pattern lcd Hm Pattern MS PN Offset BS Power Offset Additional MS 45 147 Power Step BS ee rentes eren ert 63 131 Power Step MS a T1 158 Power dB BS 52 lio spcmdcs rie 80 Protocol Revision Level BS 66 118 Q Quasi Orthogonal Walsh Set BS 47 144 Quasi Orthogonal Walsh Set State BS 52 R Radio Kelte Ee E 42 Radio Configuration BS ssssssssese 50 Radio Configuration MS scnis 74 155 Read Out Mode BS 01 132 Read Out Mode MS 76 158 Release MOLES e 8 Reset All Base Stations CH Reset All Mobile Stations sseeeeeeese 38 Resulting Walsh Code for Subpacket BS 72 143 Ee Le DEET 27 98 Roll Off Runnirig Trigget cereo terre nen 102 S Same Packet Setup BS tege ENEE See 69 Save Recall OMAR Select Base Station Lo Select Mobile Station erret 40 Sequence Length ARB A 84 Semice TUTE 8 Set to default we 24 Signal duration unit 25 28 Signal Duration Unit
181. tations and Mobile Stations Settings These different modes can be used for example to deliberately set a basestation to a specific output power e g with the pattern 11111 and then let it oscillate around this power with Single alt 01 and Single alt 10 This then allows power measure ments to be carried out at the basestation at a quasi constant power Together with the option Mis Use for output power control see below Read Out Mode can also be used to generate various output power profiles Continuous The power control bits are used cyclically Single All O The power control bits are used once and then the power control sequence is continued with O bits Single All 1 The power control bits are used once and then the power control sequence is continued with 1 bits Single alt The power control bits are used once and then the power control 01 sequence is continued with 0 and 1 bits alternately in multiples depending on the data rate for example 00001111 Single alt The power control bits are used once and then the Power control bit 10 sequence is continued with 1 and 0 bits alternately in multiples depending on the data rate for example 11110000 Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt TPC READ on page 132 Misuse for Output Power Control BS Activates Mis Use of the power control data The set value is specifi
182. that can be used The radio configuration is the same for all sub channels of a traffic channel If the radio configuration is modified for one of the sub channels the new value is then automati cally used by all other sub channels of this traffic channel The radio configuration for the packet channels F PDCCH and F PDCH is fixed to RC10 The R amp S SMW provides a separate set of settings of all channel table parameters for each radio configuration Changing the radio configuration causes the settings belong ing to the new RC value to be activated in the channel table the settings belonging to the old RC value are stored CDMA2000 Basestations and Mobile Stations Settings The radio configuration determines the permissible frame lengths The frame length defines the permitted data rate and channel coding type which in turn determine the permitted Walsh codes This gives rise to a hierarchy within the following parameters Frame Length gt Data Rate Channel Coding Type Walsh Code Changing one of the parameters in this hierarchy automatically causes the lower level settings to be changed if they are no longer permitted following the change to the higher level parameter Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt RCONfiguration on page 135 Frame Length BS Enters the frame length of the channel The set value is specific for the selected radio configuration The value range depends
183. the Documentation eene 9 Typographical Coriventlons uuaauu coacto terii reed aeta ree etre arie Ea Rep 9 Conventions for Procedure Descrtpoitons trn nrtnsreertennnnnnnnnnneee 9 Notes On Screerishiots i nnde ted ten spo apio cedo Hae EE REL e cutee eU e ed ed Er bx o Roda es 9 Welcome to the CDMA2000 Digital Standard 10 Accessing the CDMA2000 Dialog eeeseeeeeeeeneneenennen nennen nnne nennen nnn 10 SCOPE EE 11 About this Digital Standard eeeseeeeeeeeeee 12 Modulation System CDMA2000 seeesesseeeeseeeeeeenee enne nennen nnn nnne nnn 13 Modulation System CDMA2000 in the Downlink Fopward 13 Modulation System CDMA2000 in the Uplink Reverse reen 14 Data Source Uplink and DOWNIN k essen eene 14 Channel Coding Uplink and Downlmk esee 14 Long Code Scrambling Generator Dowpltnk sse 15 Power Control Puncturing Dowplmk nnn 16 Variable Length Walsh Spreading DOWNIINK cc eceeeteeeeeeeeteeee eee eeneeeeeetneeeeeetaea 16 PN Short Code Scrambling Dowplimk 16 Spreading Ee EE 16 Variable Length Walsh Gpreadmg eene 16 64 ary Orthogonal Modulator eene 17 SEAM DUNG Y PMN seme 17 Scrambling for Radio Configuration 1 and 3 17 Scrambling for Radio Configuration 3 4 and 19 Baseband Filtering Uplink and Downlmk se 20 IO Modulator Uplink and Downlmk nen 20 Constellation of UO Signals
184. ther publications that provide more comprehensive descriptions and background informa tion A subset of application notes is provided on the documentation CD ROM delivered with the instrument The latest versions are available for download from the Rohde amp Schwarz website at http www rohde schwarz com appnotes Conventions Used in the Documentation 1 2 Conventions Used in the Documentation 1 2 1 Typographical Conventions The following text markers are used throughout this documentation Convention Description Graphical user interface ele All names of graphical user interface elements on the screen such as ments dialog boxes menus options buttons and softkeys are enclosed by quotation marks KEYS Key names are written in capital letters File names commands File names commands coding samples and screen output are distin program code guished by their font Input Input to be entered by the user is displayed in italics Links Links that you can click are displayed in blue font References References to other parts of the documentation are enclosed by quota tion marks 1 2 2 Conventions for Procedure Descriptions When describing how to operate the instrument several alternative methods may be available to perform the same task In this case the procedure using the touchscreen is described Any elements that can be activated by touching can also be clicked using an additiona
185. to current range dd Frame Length BS 51 126 Frame Length MS 79 152 Frame Length Predefined Settings 43 114 G Generate Waveform file p Getting E ln erret rtr ete rte H Hadamard EE 57 135 l VO SWAD ipeto 85 VQ SWAD EE 89 IdPDbGuiCdma2kMpPdchTab 69 INStallAtiOM EE 10 Invert Q for Correct Baseband Output 85 89 L LC Mask E 60 127 IC Mask E 74 LC Mask Step Additional MS n 45 LC State hex BS Bro deje M Manual TAJET egoir aodu aa 99 UE CIS 33 Marker Mode ecrit va s asus cedcacassaavancetiacedces 32 Marker Periodici es acini atas 32 Measured external clock A 35 Minimum Protocol Revision Level BS 67 118 Mobile station default values esessssssssess 38 lee Lu ke EE 71 Modulation data BS 52 Modulation data BS 124 More Parameters BS channel table aiia re notae trae 58 More Params F PDCH s cccccsesssecscceeeesessssectesesens 67 N Network Identification BS Number of 32 Chip Walsh Channels BS ET Number of additional M Number of Bits per Encoder Packet eee Number of Slots per Subpacket Number of Supplemental Channels Predef 43 Number of Traffic Channels Predef si Nyg is
186. ttings Example Subpacket 2 is transmitted in time slot 5 and is 4 slots long Subpacket 3 can only be transmitted in time slot 9 and no sooner In total the value range is 0 to Packet Interval 1 25 ms Number of Slots per Sub packet Example Packet Interval 20 ms Number of Slots per Subpacket 2 The value range is 0 to 14 The entry for Number of Slots per Subpacket defines the length of a packet Remote command SOURce hw BB C2K BSTation st PDCHannel SUBPacket di TOFFset on page 143 PDCH Subpacket Table Parameters More Params F PDCHs BS Only certain combinations of this parameter with the parameters of the last five table columns are possible These combinations are shown in the selection list in the form of a table for all five parameters Number of Bits per Encoder Packet Sets the number of bits per encoder packet The Number of Bits per Encoder Packet defines the number of data bits that can be read from the data source for an encoder packet Due to the channel coding this number is multiplied by a factor of about 5 The subsequent subpacket symbol selection then divides these bits into four different subpackets which can be selected via the SPID parameter The Number of Bits per Encoder Packet can only be changed for subpacket 1 This value must be identical for the remaining subpack ets since they are all part of a single encoder packet Number of 32 Chip Walsh Channels Selects the nu
187. ttp www rohde schwarz com product SMW200A html gt Downloads gt Manuals Service Manual The service manual is available in PDF format on the CD delivered with the instrument It describes how to check compliance with rated specifications instrument function repair troubleshooting and fault elimination It contains all information required for repairing the R amp S SMW by replacing modules Release Notes The release notes describe the installation of the firmware new and modified func tions eliminated problems and last minute changes to the documentation The corre sponding firmware version is indicated on the title page of the release notes The latest versions are available for download from the R amp S SMW product page at http www rohde schwarz com product SMW200A html gt Downloads gt Firmware Web Help The web help provides online access to the complete information on operating the R amp S SMW and all available options without downloading The content of the Web Help corresponds to the user manuals for the latest product version The web help is available from the R amp S SMW product page at http www rohde schwarz com product SMW200A html gt Downloads gt Web Help Tutorials A set of tutorials is embedded in the software The tutorials offer guided examples and demonstrations on operating the R amp S SMW Application Notes Application notes application cards white papers and educational notes are fur
188. up to 78 channels on the downlink depending on the radio configuration e Packet channel according to 1xEV DV on the downlink Operating modes Traffic Access Enhanced Access and Common Control on the uplink Misuse For Output Power Control parameter for varying the original normal trans mit power over time e Simulation of up to 64 additional mobile stations Clipping for reducing the crest factor All channel coding modes included in IS 2000 Frame Quality Indicator Convolu tional Encoder Turbo Encoder Symbol Puncture Interleaver etc This user manual contains a description of the functionality that the application pro vides including remote control operation All functions not discussed in this manual are the same as in the base unit and are described in the R amp S SMW user manual The latest version is available for download at the product homepage Installation You can find detailed installation instructions in the delivery of the option or in the R amp S SMW Service Manual Accessing the CDMA2000 Dialog To open the dialog with CDMA2000 settings gt In the block diagram of the R amp S SMW select Baseband gt CDMA2000 A dialog box opens that displays the provided general settings The signal generation is not started immediately To start signal generation with the default settings select State gt On Scope 2 2 Scope Tasks in manual or remote operation that are also performed
189. urbo coder output data rate to the required input data rate of the interleaver Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing SREPetition on page 123 Symbol Puncture More Params BS Indicates the symbol puncture rate The value is specific for the selected radio configu ration Symbol puncturing elimination is used together with block symbol repetition for adapt ing the convolutional or turbo coder output data rate to the required input data rate of the interleaver Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing SPUNcture on page 122 Block Interleaver More Params BS Displays the number of symbols that the interleaver processes per block The indicated value is specific for the selected radio configuration Remote command SOURce lt hw gt BB C2K BSTation lt st gt CGRoup lt di0 gt COFFset lt ch gt CCODing BINTerleaver on page 120 4 6 5 4 Additional Sync Channel Parameters 1 To access this dialog select CDMA 2000 gt General gt Link Direction gt Downlink Forward 2 Select Basestations Select Basestation BS1 BS4 CDMA2000 Basestations and Mobile Stations Settings 3 Select Channel Table gt F SYNC gt More Params gt Config Additional Sync Channel Parameters CDMA Channel Number System Time LC State hex P REV MIN
190. versity The diversity scheme defines the calculation mode of the signal for the selected antenna at Transmit Diversity OTD Orthogonal Transmit Diversity Mode A forward link transmission method which distributes forward link channel symbols among multi ple antennas and spreads the symbols with a unique Walsh or quasi orthogonal function associated with each antenna CDMA2000 Basestations and Mobile Stations Settings STS Space Time Spreading Mode A forward link transmission method which transmits all forward link channel symbols on multiple antennas and spreads the symbols with complementary Walsh or quasi orthog onal functions Remote command SOURce hw BB C2K BSTation st TDIVersity MODE on page 145 Time Delay BS Enters the time delay of the signal of the selected basestation compared to the signal of BS1 Note For BS1 this value is always 0 and read only Remote command SOURce lt hw gt BB C2K BSTation lt st gt TDELay on page 145 PN Offset BS Enters the PN offset short code The PN offset determines the start phase of these PN short code sequences see chapter 3 1 8 PN Short Code Scrambling Downlink on page 16 This permits signals of different basestations to be distinguished Remote command SOURce lt hw gt BB C2K BSTation lt st gt PNOFfset on page 144 Quasi orth Walsh Set BS Selects the Quasi Orthogonal Walsh Set The standard defines three diffe
191. wer control bits These bits are used to control the transmission power 1 To access this dialog select CDMA 2000 gt General gt Link Direction gt Downlink Forward 2 Select Basestations Select Basestation BS1 BS4 3 Select Channel Table gt F FCH F DCCH gt More Params gt Config Data Source Read Out Mode Continuous M For Output Power Control Mis Use Power Step 200 48 CDMA2000 Basestations and Mobile Stations Settings This section contains the parameters required for configuring the power control for the channel types F FCH and F DCCH Data Source Power Control BS Defines the data source for the power control bits of the channel The set value is spe cific for the selected radio configuration The following standard data sources are available e All O All 1 An internally generated sequence containing 0 data or 1 data e PNxx An internally generated pseudo random noise sequence e Pattern An internally generated sequence according to a bit pattern Use the Pattern box to define the bit pattern e Data List Select DList A binary data from a data list internally or externally generated Select Select DList to access the standard Select List dialog Select the Select Data List gt navigate to the list file dm_iqd gt Select to select an existing data list Use the New and Edit functions to create internally new data list or to edit
192. wnlink by presetting the channel table of base station 1 The settings take effect only after execution of command SOURce lt hw gt BB C2K PPARameter EXECUTE TSOUbRcechwzslBBC2kPbAbameter CHE 110 SOURce hw BB C2K PPARameter EXEQCute sessi 111 TSOUbRcechuwzslBBC2kPbAbameterbCHannelt STATel nenen en erereerererseee 111 LSOUbRcechuwzslBBC2kPbPAbameterPiCHanmmelt SGSTATel renerne nennen 112 TSOUbRcechuwzslBBC2kKPbPAbRameterRCOhNfouration nene 112 TSOUbRcechwzslBBC2kPbPAbameterGCHannelt STATel nenne enenenerereressrere 112 SOURce hw BB C2K PPARameter TCHannel COUNt eese 112 SOURce hw BB C2K PPARameter TCHannel DATA RATE sse 113 SOURce hw BB C2K PPARameter TCHannel DCCHannel STATe 113 SOURce hw BB C2K PPARameter TCHannel F CHannel STATe sus 114 SOURce hw BB C2K PPARameter TCHannel FLENgth eese eene 114 SOURce hw BB C2K PPARameter TCHannel SCHannel COUNt esee 114 SOURce lt hw gt BB C2K PPARameter CRESt Crest This commands selects the desired range for the crest factor of the test scenario The crest factor of the signal is kept in the desired range by automatically setting appropri ate Walsh codes and timing offsets The setting takes effect only after execution of command SOURce lt hw gt BB C2K PPAR amp ameter EXECute

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