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[:SOURce]:BB:GSM[:FRAMe]

1. n Marker Settings As defined in The marker defined for each slot separately in the burst editor is used Slots The name of the marker is displayed to the right of the selection Defi nition of the slot marker is described in chapter 3 13 Slot Marker Def inition on page 56 Slot A slot clock with the slot period specified under Period is generated on the output connector The marker signal is generated after every speci fied number of slots It is important to be aware of the variation in the GSM EDGE slot length between 156 and 157 symbols Ata slot length of 156 symbols a period of 1 symbol and a symbol rate of 270 833 ksymb s the clock is 0 577 ms and at 157 symbols it is 0 580 ms Restart A marker signal is generated at the start of each ARB sequence Frame A frame clock with the frame period specified under Period is gener ated on the output connector The marker signal is generated after every specified number of frames A GSM EDGE frame has 1250 symbols At a symbol rate of 270 833 ksymb s and a period of 1 the clock is 4 615 ms Pulse A regular marker signal is generated The pulse frequency is defined by entering a divider The frequency is derived by dividing the sample rate by the divider The input box for the divider opens when Pulse is selected and the resulting pulse frequency is displayed below it The maximum pulse frequency is half the symbol rate Remote command SOURce
2. essen 57 108 Measured External Clock Mixed Field TE 55 108 Mode Framed double sss 27 64 Mode Framed single Mode Framed Single sss 26 Mode Unframed Modulation Type Modulation Type 16QAM Modulation Type 32QAM Modulation Type AQPSK Modulation Type EDGE ssssseseee Modulation Type HSR 16QAM Modulation Type HSR 32QAM Modulation Type HSR QPSK 37 76 MSK Modulation scssi ieii 33 74 Multiplier i5 Multislot Configuration State ssssss 49 103 N NORMAL Half Rate Burst see 44 98 Normal AQPSK sss sse 44 NORMAL Burst sseseee mee 44 98 Number of Slots 50 100 O ON OFF Ratio Marker esse 92 P Batter duoc teet eec eeu Power Ramp Control PRBS 2 aii ie a due duse a deut cui etia Preparing for Use see Manual Getting Started 2 0 0 eect 5 Pulse Divider Marker GSM EDGE 94 Pulse Frequency Marker ssesseeseeesesesreseerrserrressnnees 94 R Ramp FunChon idas seinci ecd ce deett 41 96 Ramp Hao EE 41 97 Rear panel connectors see Manual Getting Started eects 5 Repetition of Frame i Repetition of Frames s sess 29 EE le Le EE Rise Offset m Running s TEIQger uiii decenter ge des 85 S Save Recall ENG AE ET 13 Save Recall Frames ccccccceesesceceeeeeeee
3. Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ETSC USER User only for selection of burst type BB GSM SLOT TYPE SYNC The command selects an extended training sequence for the Synchronization burst USER sequence Parameters lt User gt integer Example BB GSM SLOT TYPE SYNC selects Synchronization burst for slot 1 BB GSM SLOT ETSC USER selects the extended training sequence User BB GSM SLOT ETSC USER H5a5a5a5a5a5a5a5a 64 sets the ETSC Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SYNC SELect lt Select gt The command selects a training sequence SYNC sequence for the Access burst only for burst type selection BB GSM SLOT TYPE ACC Parameters lt Select gt TO T1 T2 USER RST TO Example BB GSM SLOT1 TYPE ACC selects Access burst for slot 1 BB GSM SLOT1 SYNC SEL T1 selects Sync sequence T1 M User Manual 1175 6684 02 02 106 GSM EDGE EDGE Evolution Remote Control Commands H H J m Burst Editor Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us g
4. Data 138 Data 138 Higher Symbol Rate Selects a higher symbol rate burst with 16QAM modulation scheme 4 bits per symbol A HSR 16QAM burst carries 4x 2 69 552 encrypted bits Data 276 Data 276 pee ADU UU UU UA T M rm User Manual 1175 6684 02 02 47 GSM EDGE EDGE Evolution GSM EDGE User Interface m nM Burst Editor HSR Higher Symbol Rate 32QAM Selects a higher symbol rate burst with 32QAM modulation scheme 5 bits per symbol A HSR 32QAM burst carries 5x 2 69 690 encrypted bits Data Data 345 345 HSR All Data Higher Symbol Rate QPSK This and the following higher symbol rate burst types are not defined in the standard They serve as the output basis for defining a new burst type with user programmable data content for test purposes A HSR All Data QPSK burst carries 2x177 354 encrypted bits Data 354 HSR All Data Higher Symbol Rate 16QAM A HSR Al Data 16QAM burst carries 4x177 708 encrypted bits Data 708 HSR All Data Higher Symbol Rate 32QAM A HSR All Data 32QAM burst carries 5x177 885 encrypted bits Data 885 Remote command SOURce lt hw gt BB GSM FRAMe di SLOT st0 TYPE on page 98 Save Recall Slots
5. ATTenuation Parameters lt SAttenuation gt float Range 0 to 60 dB Increment 0 01 dB RST 0 dB Example BB GSM MODE SING selects GSM mode Frame Single BB GSM SLOT1 LEV ATT sets level attenuation mode for slot 1 BB GSM SATT1 12dB sets the level attenuation for selection A1 to 12 dB BB GSM SLOT1 ATT Al sets the level attenuation for slot 1 to 12 dB Manual operation See Slot Attenuation A1 to A7 on page 42 SOURce lt hw gt BB GSM SETTing CATalog This command reads out the files with GSM settings in the default directory The default directory is set using command MMEM CDIRectory Only files with the file extension gsm will be listed Return values Catalog string Example MMEM CDIR var user temp dig mod sets the default directory to var user temp dig mod BB GSM SETT CAT reads out all the files with GSM settings in the default directory Response gsm 1 Usage Query only Manual operation See Save Recall on page 13 SOURce lt hw gt BB GSM SETTing DELete Filename This command deletes the selected file with GSM 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 gsm will be deleted IESSE User Manual 1175 6684 02 02 65 GSM EDGE EDGE Evolution Remote Control Comma
6. Bl B GSM FTI ENgth on page 62 3 11 Power Ramping Slot Attenuation 1 To access this dialog select Baseband gt GSM EDGE gt General 2 Select Power Ramping Slot Attenuation GSM EDGE A Power Ramp Slot Atten Ramp Function Ramp Time Rise Delay Fall Delay Power Ramp Control GSM EDGE EDGE Evolution GSM EDGE User Interface Slot Attenuations Used In Burst Editors Power Ramping Level Attenuation In Baseband Only Power Ramping Slot Attenuation 0 0 JOn X This dialog is used to enter the settings for power ramping and level attenuation The Power Ramp Control section is used for setting the power ramp envelope The Slot Attenuations Used in Burst Editors section is used to define seven possible values for level attenuation These values can be selected from the burst editor for the slot currently being edited An eight value is permanently set to 0 dB and corresponds to the Slot Level Full setting in the burst editor The Power Ramping Level Attenua tion section is used for restricting power ramping to the baseband signal Provided are the following settings Ramp Time Enters the power ramping rise time and fall time for a burst The setting is expressed in symbols The transmitted power must not be switched abruptly at the start and end of a burst because the switching operation would otherwise generate excessively strong non har moni
7. Modulation Filter The two possible filters are displayed The currently used filter is set per HSR QPSK slot with the parameter Filter Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER ch FILTer TYPE on page 100 SOURce lt hw gt BB GSM FILTer HQPSk TYPE on page 80 3 10 8 HSR 16QAM Settings 1 To access this dialog select Symbol Rate Mode gt Higher Symbol Rate 2 To access this dialog select HSR 16QAM GSM EDGE A Modulation Filter ARB Modulation 16QAM EDGE Narrow Pulse Shape Wide Pulse Shape This dialog comprises the HSR 16QAM modulation settings Modulation Type HSR 16QAM for Higher Symbol Rate only Displays modulation type for signal The modulation type 16QAM has 4 bits per symbol Remote command SOURce hw BB GSM H16Qam FORMat on page 75 Filter for Higher Symbol Rate only Displays filter for HSR 16QAM signal The two possible filters are displayed The currently used filter is set per HSR 16QAM slot with the parameter Filter Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt FILTer TYPE on page 100 SOURce lt hw gt BB GSM FILTer H32Qam TYPE on page 80 Modulation Filter 3 10 9 HSR 32QAM Settings 1 To access this dialog select Symbol Rate Mode gt Higher Symbol Rate 2 To access this dialog s
8. SOURce lt hw gt BB GSM PRAMp RDELay lt RDelay gt The command sets the offset in the Rising edge of the ramp envelope at the start of a slot A positive value gives rise to a ramp delay and a negative value advances the ramp The setting is expressed in symbols Parameters lt RDelay gt float Range 9 Symbols to 9 Symbols Increment 1 Symbol RST 0 Symbols Example BB GSM PRAM RDEL 1 sets an advance of 1 symbol in the rising edge of the envelope at the start of the slot Manual operation See Rise Delay Power Ramp Control on page 42 SOURce lt hw gt BB GSM PRAMp SHAPe Shape The command sets the edge shape of the ramp envelope Parameters Shape LINear COSine LiNear The transmitted power rises and falls linear fashion COSine The transmitted power rises and falls in the shape of a cosine RST COSine Example BB GSM PRAM SHAP LIN sets a cosine shaped rise and fall to the edge Manual operation See Ramp Function on page 41 User Manual 1175 6684 02 02 96 4 8 Burst Editor SOURce lt hw gt BB GSM PRAMp TIME Time The command sets the edge slope of the ramp envelope This specifies the number of symbols over which the switching operation should be stretched when the transmitted power is turned on and off Parameters Time float Range 0 3 Symbols to 16 0 Symbols Increment 0 1 Symbols RST 5 0 Symbols Example BB GSM PRAM TIME 6 sets the duration
9. 02 50 GSM EDGE EDGE Evolution GSM EDGE A Burst Slot1 GSM EDGE User Interface Burst Editor T Hu vo 57 57 Tail Bits Data Stealing Flag Training Sequence TSC Pattern Guard Slot Marker Definition PRBS 9 01 0111 1 E 1111 1111 The available settings depends on the selected Burst Type Extended Tail Bits Burst Fields Displays the data content in the ETail data field of the Access burst Extended Tail Bits fields are 8 bits long and permanently set at 0011 1010 Remote command n a Tail Bits Burst Fields Displays the data content in the Tail data field The content depends on the Burst Type e Normal GMSK Normal AQPSK Synchronization Frequency Correction Dummy and Access Tail Bit field is 3 Bits long and permanently set at 000 e Normal 8PSK EDGE Tail Bit field is 9 Bits long and permanently set at 1 1111 1111 e Normal 16QAM Tail Bit field is 12 Bits long and permanently set at 0001 0110 0110 User Manual 1175 6684 02 02 51 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor e Normal 32QAM Tail Bit field is 15 Bits long and permanently set at 111 1001 1100 1110 Remote command n a Data for Data Field of Slot Burst Fields Selects a data source for the DATA field If a burst c
10. In the graphic display the cursor is positioned according to the entry Vice versa graphically shifting the cursor will change the displayed value The field at the selected position in the slot is displayed on the side The bit position of the cursor within this field is displayed below Remote command n a Zoom Visible Zooms the displayed area of the control list The designation of the button changes from Zoom in to Zoom out With long control lists the displayed area can be zoomed around the current Cursor Position Slot Marker Definition Parameter Visible Bits Visible determines the number of symbols bits to be displayed Ramps outside the displayed area are not lost by zooming Remote command n a Save Saves the settings made in the Slot Marker dialog into a file with file name format GsmMarkSlotDefP x F y S z U w dm iqc where e xthe path number e yisthe Frame number e zisthe Slot number and e wisthe User number Remote command n a GSM EDGE EDGE Evolution Remote Control Commands 4 Remote Control Commands The following commands are required to perform signal generation with the GSM EDGE 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 A knowledge about the remote control operation and the SCPI command syntax are assumed inclusion of the keyword FRAMe
11. In this figure both subchannels use the same power level VAMOS allows subchannel specific power control so that the two subchannels can use different power levels e g when the two users are located at different distances from the base station The resulting modulation scheme is called Adaptive QPSK AQPSK The following figure shows an example where subchannel 2 mapped to the Q axis uses a higher power level than sub channel 1 mapped to the l axis IS User Manual 1175 6684 02 02 10 GSM EDGE EDGE Evolution Introduction VAMOS Voice services over Adaptive Multi user channels on One Slot Q Subchannel 2 0 0 1 Subchannel 1 Fig 2 2 AQPSK modulation subchannel 2 with higher power level The power level of subchannel 2 relative to the power level of subchannel 1 is called Subchannel Power Imbalance Ratio SCPIR It is related to the angle a as follows SCPIR 20 log o tan a dB where the value of a shall be chosen such that SCPIR 10dB For a 45 the SCPIR equals 0 dB and the two power levels are equal AQPSK modulation is applied in the downlink if speech frames have to be transmitted on both subchannels simultaneously The R amp S Signal Generator allows to set the SCPIR and configure the VAMOS subchan nels TSC set and TSC used The available VAMOS settings depend on the mode the signal is generated in e Unframed Two data sources are provided one per each VAMOS subchannel the data is AQPSK mo
12. Parameters State 0 1 OFF ON RST 0 Example SOURcel BB GSM FRAMel1 SLOT2 VOJitter ON Manual operation See VAMOS Offset Jitter on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATA Data The command defines the data source for the DATA fields in the burst This command is valid only when burst types that contain data fields are selected If a burst contains multiple DATA fields these are treated as a continuous field and for instance data such as a pseudo random sequence is continued without interruption from one DATA field to the next In GSM Mode Unframed this command defines the data source for the unframed signal The suffix in SLOT has to be set to 0 BB GSM SLOTO DATA PECH User Manual 1175 6684 02 02 101 GSM EDGE EDGE Evolution Remote Control Commands H UNE men Burst Editor Parameters Data ALLO ALL1 PATTern PN9 PN11 PN15 PN16 PN20 PN21 PN23 DLISt PNxx The pseudo random sequence generator is used as the data Source There is a choice of different lengths of random sequence DLISt A data list is used The data list is selected with the aid of command SOURce BB GSM SLOT DATA DLISt ALLO ALL1 Internal 0 or 1 data is used PATTern Internal data is used The bit pattern for the data is defined with th
13. Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER lt ch gt ATTenuation on page 99 Filter for Higher Symbol Rate slots and instruments equipped with K41 only Selects whether a Narrow Pulse Shape or a Wide Pulse Shape filter should be use for the selected burst type and modulation Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER ch FILTer TYPE on page 100 Multislot Configuration Enables the previously set multislot mode Since multislot involves connecting multiple slots to a single user channel this configu ration is possible for Normal Full Rate bursts Normal PSK EDGE burst and EDGE Evolution bursts A number of multislot groups can be defined within a frame These are highlighted when the frame structure is displayed in the main dialog see chapter 3 7 Mode Framed sin gle on page 26 Frame Select Slot To Configure User Manual 1175 6684 02 02 49 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor The first slot in a multislot group is the master slot This determines the parameters of all the slots in the group All the slots in a multislot group therefore have identical parameters The multislot settings are valid for all the slots in the frames of a multiframe configuration If slots 1 and 2 are connected for example both these slots are co
14. Return values lt Format gt QEDGe RST QEDGe Example BB GSM SRAT MODE HSR selects higher symbol rate mode BB GSM HQPS FORM queries the modulation type Response QQDG Usage Query only Options for Higher Symbol Rate and instruments equipped with option K41 only Manual operation See Modulation Type HSR QPSK on page 37 SOURce lt hw gt BB GSM N16Qam FORMat The command queries the modulation type Return values lt Format gt QAM16EDge RST QAM16EDge Example BB GSM SRAT MODE NSR selects normal symbol rate mode BB GSM N160 FORM queries the modulation type Response QAMI16ED Usage Query only Options for instruments equipped with option K41 only Manual operation See Modulation Type 16QAM on page 36 SOURce lt hw gt BB GSM N32Qam FORMat The command queries the modulation type Return values lt Format gt QAM32EDge RST QAM32EDge P User Manual 1175 6684 02 02 76 GSM EDGE EDGE Evolution Remote Control Commands Modulation Filter Settings Example BB GSM SRAT MODE NSR selects normal symbol rate mode BB GSM N32Q FORM queries the modulation type Response QAM32ED Usage Query only Options for instruments equipped with option K41 only Manual operation See Modulation Type 32QAM on page 37 SOURce lt hw gt BB GSM AQPSk ANGLe lt ch0 gt Angle Sets the angle alpha Parameters Angle float Range 0 0001 to 89 9999 In
15. Return values lt RMode gt STOP RUN RUN the GSM EDGE signal is generated A trigger event occurred in the triggered mode STOP the GSM EDGE signal is not generated A trigger event did not occur in the triggered modes or signal generation was stopped by the command BB GSM TRIG ARM EXECute armed trigger modes only Example BB GSM TRIG SOUR EXT sets external triggering BB GSM TRIG MODE ARET selects the Armed_Retrigger mode BB GSM TRIG RMOD queries the status of frame generation Response RUN the frame is generated an external trigger was executed Usage Query only Manual operation See Running Stopped on page 17 SOURce lt hw gt BB GSM TRIGger SLENgth lt SLength gt The command defines the length of the signal sequence to be output in the Single trigger mode The unit is defined with command SOUR BB GSM TRIG SLUNit It is possible to output deliberately just part of a frame an exact sequence of a frame or a defined number of repetitions of a frame Parameters lt SLength gt integer Range 1 Symbol to 2432 1 Symbols RST 1 Symbol Example BB GSM SEQ SING sets trigger mode Single BB GSM TRIG SLUN SYMB sets unit symbol for the entry of signal duration BB GSM TRIG SLEN 200 sets signal duration of 200 symbols 200 symbols will be output after the next trigger event Manual operation See Trigger Signal Duration on page 17 SOURce lt h
16. Calls the Save Recall Slot dialog From the Save Recall Slot dialog the File Select windows for saving and recalling slot configurations and the File Manager can be called see chapter 3 9 Save Recall Frame Slots on page 29 Remote command n a User x When bursttype Normal Half Rate is selected the users can be set separately in dialog sections User 1 and User 2 Remote command n a SCPIR Selects the SCPIR Le User Manual 1175 6684 02 02 48 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor Use the Modulation Filter dialog to define eight different values for SCPIR You may select from the values displayed Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER lt ch gt SCPIRatio on page 99 Slot Level Sets the level for the selected slot Off Attenuation is maximum The slot is inactive Attenuated Level is reduced by the level attenuation set in Slot Attenuation Full The level corresponds to the level indicated in the display Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch LEVel on page 99 Slot Attenuation Selects the level attenuation for the Slot Level Attenuated setting You can use the Power Ramping dialog seechapter 3 11 Power Ramping Slot Attenuation on page 40 to define seven different values for level attenuation You may select from the values dis played
17. DEL MAX queries the maximum of the dynamic range Response 2000 the maximum for the marker delay setting is 2000 symbols Usage Query only Manual operation See Marker x Delay on page 22 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt DELay MINimum The command queries the minimum marker delay for set ting BB GSM TRIGger OUTPut DELay FIXed ON Return values Minimum float Example BB GSM TRIG OUTP DEL FIX ON restricts the marker signal delay setting range to the dynamic range BB GSM TRIG OUTP DEL MIN queries the minimum of the dynamic range Response 0 the minimum for the marker delay setting is 0 symbols Usage Query only Manual operation See Marker x Delay on page 22 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt MODE Mode The command defines the signal for the selected marker output EMN User Manual 1175 6684 02 02 91 GSM EDGE EDGE Evolution Remote Control Commands Parameters Mode Example Manual operation Marker Settings SDEF FRAMe SLOT PULSe PATTern RATio As defined in slots The marker defined in the burst editor is used SLOT A slot clock with the slot period specified using command SOUR BB GSM TRIG OUTP PER SLOT is generated on the out put connector The marker signal is generated after every speci fied number of slots It is important to be aware of the variation in the GSM EDGE slot
18. Remote Control Commands eeeeeeeeeeeeeennns 61 Primary Commands 55 2 c eeeierie e Leanne Ele KEES EENS Ae EES 62 Save Recall Frame Slots 1 n eiii incuesteenine inde uidi Ite co nean En nn nana at ta dana anon 68 Modulation Filter Settings eeeeeseeeeeeeeneen nnne nnn nnns 73 Modulation Seling E 73 Fiter Seting De 78 Clock Settings ccssar a Aa EA 80 Hgdunerme e 82 Marker Setting EE 89 Power Ramping Slot Attenuation eese nennen nnns 95 si rdsb oele Eeer 97 Slot Marker Definition cce rre oerte rere eoce nene ceoi rennen trien 108 List se nrap meee 110 j We cated 113 User Manual 1175 6684 02 02 4 GSM EDGE EDGE Evolution Preface 1 1 Documentation Overview Preface Documentation Overview The user documentation for the R amp S SMW consists of the following parts e Getting Started printed manual e Online Help system on the instrument e Documentation CD ROM with Getting Started Online help system 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 R amp S internet Online Help The Online Help is embedded in the software It
19. This section lists the remote control commands necessary to configure the markers SOURce hw E BB GSM TRIGger OUTPut DELay FIXed ona eene rnnt 90 SOURce hw BB GSM TRIGger OUTTbutschzs D I au 90 SOURce hw BB GSM TRIGger OUTPut ch DELay MAXimum eee 90 SOURce hw BB GSM TRIGger OUTPut ch DELay MlINimum eene 91 LSOUbRcechwzslBBGGM TRlGoer OUTTbutschs MODE rene 91 SOURce hw BB GSM TRIGger OUTPut ch ONTime esee 92 SOURce hw BB GSM TRIGger OUTPut ch OFFTime eene 92 LSOUbRcechuwzslBBGGMTRlGoer OUT butschzs PDATTem seen 93 SOURce hw BB GSM TRIGger OUTPut ch PERiod SLOT eese 93 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt PERiod FRAMe eene 93 SOURce hw BB GSM TRIGger OUTPut ch PULSe DIVider eese 94 SOURce hw BB GSM TRIGger OUTPut ch PULSe FREQuency eese 94 User Manual 1175 6684 02 02 89 GSM EDGE EDGE Evolution Remote Control Commands Marker Settings SOURce lt hw gt BB GSM TRIGger OUTPut DELay FlXed Fixed The command 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 is outside this range the maximum possible delay is set and an error message is generated The n
20. eee 88 SOURce shw BB GSM TRIGger EXTernal CLOCKk INHibit eeeeeeeeeeneeene 89 SOURce hw BB GSN TRIGger SEQuence Sequence The command selects the trigger mode User Manual 1175 6684 02 02 82 GSM EDGE EDGE Evolution Remote Control Commands Parameters Sequence Example Manual operation Trigger Settings AUTO RETRigger AAUTo ARETrigger SINGle AUTO The frames are generated continuously RETRigger The frames are generated continuously A trigger event internal or external causes a restart AAUTo The frames are generated only when a trigger event occurs After the trigger event the signal is generated continuously Signal gen eration is stopped with command SOUR BB GSM TRIG ARM EXEC and started again when a trig ger event occurs ARETrigger The frames are 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 GSM TRIG ARM EXEC and started again when a trigger event occurs SINGle The signal is generated only when a trigger event occurs After the trigger event the signal is generated once to the set sequence length SOUR BB GSM TRIG SLEN Every subsequent trigger event causes a restart RST AUTO BB GSM SEQ AAUT sets the Armed_auto trigger mode the device waits for the first trigger e g with
21. eene 50 Ww Waveform file CNC LE 14 User Manual 1175 6684 02 02 114
22. 02 56 GSM EDGE EDGE Evolution GSM EDGE User Interface Slot Marker Definition In the next section Select Ramp to Edit the signal characteristics are graphically dis played The ramps can be assigned the exact bit position in the signal by means of e The schematic display of the slot above the section e The bit scale below the marker control signal characteristic e The display of the current cursor position in the Cursor dialog section if the cursor marks the ramp The field at the selected position in the slot is displayed on the side The bit position of the cursor within this field is displayed below The ramps can be set either graphically in the Select Ramp to Edit section or in the table of the Positions Marker x section To make the setting easy a selection of preset ramp characteristics is offered in the Preset Ramp Marker x section Provided are the following settings Configure Control Signal Displays the color the marker and the Burst Gate signal has been assigned Displays whether the CList marker type has been selected in the Trigger Marker Clock dialog for this marker Displays whether the As defined in Slot source has been selected for this marker signal in the individual setting dialog The source can be selected here as well and will then be used in the associated dialogs Note The burst gate signal is only displayed and cannot be edited Remote command SOURce lt hw gt BB GSM FRAMe
23. 66 SOUR shw BB GSMS RA Tennene aiai aa ia aA aA aaa a 67 LSOURce lt hw gt BB GSM SRATSMODE nsisiiicisiiiiiaaiinin icai ianaakainisna ERR adita Ret ene RRRE SE adum e ERE 67 Ree RR EE 68 SOURce hw BB GSM WAVeform CREate sss nennen nennen rns inen 68 SOURce lt hw gt BB GSM SLENgth lt SLength gt SOURce lt hw gt BB GSM FLENgth lt FLength gt Sets the sequence length of the generated arbitrary waveform file in number of frames Parameters lt FLength gt float Manual operation See Sequence Length ARB on page 40 User Manual 1175 6684 02 02 62 GSM EDGE EDGE Evolution Remote Control Commands A Primary Commands SOURce lt hw gt BB GSM FONE lt FOne gt A modulating bit stream consisting of consecutive ones is used for inactive slots accord ing to GSM 05 04 If this parameter is disabled the inactive slots are filled in with 0 Parameters lt FOne gt 0 1 OFF ON RST OFF Example BB GSM FONE ON A modulating bit stream consisting of consecutive ones is used for inactive slots Manual operation See Force Dummy Bits to 1 on page 32 SOURce lt hw gt BB GSM FRAMe lt di gt REPetitions lt Repetitions gt The command defines the number of repetitions for the selected frame in GSM mode Frame Double Parameters lt Repetitions gt integer Range 1
24. Enabling this standard disables all the other digital standards and digital modulation modes in the same baseband Remote command SOURce lt hw gt BB GSM STATe on page 68 Set to Default Calls the default settings The values of the main parameters are listed in the following table GSM EDGE EDGE Evolution GSM EDGE User Interface General Settings Parameter Value State Not affected by Set to Default Mode Framed single Modulation Symbol Rate Mode Normal Symbol Rate Symbol Rate 270 833 ksymb s Ignore 1 4 Off Force Dummy Bits to 1 Off Mod Type GSM MSK 1bit sym Filter Gauss Filter Par BT 0 3 Power Ramp Control Ramp Time 2 sym Function Cosine Slot Attenuation 1 7 0 dB Slot 0 Configuration Burst Type Normal full rate Slot Level Full Multislot Off Number of Slots 1 Data PRBS 9 Use Stealing Flag On Stealing Flag 0 TSC Set 1 TSC 0 Slot 1 7 Configuration Slot Level Off other settings as slot 0 Remote command SOURce lt hw gt BB GSM PRESet on page 64 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 possibili ties in the dialog are self explanatory The file name and the directory it is stored in are user definable the file extension is however pr
25. GSM EDGE EDGE Evolution GSM EDGE User Interface n V 0 ss S ripH m nn Slot Marker Definition Slot Marker Definition Access the dialog for defining the marker signal at slot level This dialog is described in thechapter 3 13 Slot Marker Definition on page 56 Remote command n a 3 13 Slot Marker Definition 1 To access these dialogs select General gt Sequence Mode gt Framed Single Framed Double 2 Select Framed Single Framed Double Configuration 3 Select Frame Select Slot to configure gt Slot gt Burst Type Dialog 4 Select Slot Marker Definition Slot Marker GSM A Slot4 300 Position Bit This dialog displays the structure of the slot and comprises the settings for configuring aramp The marker signals thus defined will only become effective if the As defined in slot marker type in the Trigger Marker Clock dialog is selected The structure of the selected slot in the example synchronization burst is displayed in the dialog header The individual fields of the burst are color coded The available marker signals are also color coded In the left Configure Control Sig nal section each individual signal is assigned a color a check in the check box shows the marker for which the As defined in slot marker type has been selected User Manual 1175 6684 02
26. 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 connector Remote command SOURce lt hw gt BB GSM TRIGger SOURce on page 87 Sync Output to External Trigger For an external trigger signal enables disables the output of a signal synchronous to the external trigger event On 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 samples are cut off and no signal is output After elapsing of the internal pro cessing time the output signal is synchronous to the trigger event External v Trigger Event Calculated signal Signal at the output Processing Time bk User Manual 1175 6684 02 02 18 GSM EDGE EDGE Evolution GSM EDGE User Interface 3 3 Marker Settings Off The signal output begins after elapsing of the processing time and starts with sample O 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 instru ment External VTrigger Event I pe at the output Processing Time Remote command SOURce lt hw gt BB GSM TRIGger EXTernal SYNChronize OUTPu
27. Pattern field and must likewise be 142 bits long Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch FCORrection FIXed on page 107 Fixed Pattern Burst Fields Displays the data content of the Fixed field in the Frequency Correction burst when Fixed Standard or Compact is selected Enter the data content of the Fixed field in the Frequency Correction burst when Fixed User is selected The pattern is 142 bits long Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch FCORrection FIXed PATTern on page 107 User Manual 1175 6684 02 02 54 GSM EDGE EDGE Evolution GSM EDGE User Interface H H HE om eup m Burst Editor Mixed Burst Fields Displays the data content of the Mixed field in the Dummy burst It contains a fixed 142 bit data content prescribed by the standard Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt DUMMy MIXed PATTern on page 108 Guard lt Burst Fields Displays the data content of the Guard field in binary notation In order for a frame to contain exactly 1250 bits for normal burst and 1500 for higher symbol rate burst as prescribed in the GSM standard the length of the Guard fields is different for different
28. RST ON BB GSM SLOT2 TYPE NORM selects NORMAL burst type for slot 2 BB GSM SLOT2 SFL 1 sets Stealing Flags for slot 2 to the value 1 BB GSM SLOT2 SFL USE ON enables the use of Stealing Flags for slot 2 See Burst Fields on page 50 User Manual 1175 6684 02 02 104 GSM EDGE EDGE Evolution Remote Control Commands Burst Editor SOURce hw BB GSN FRAMe di SLOT stO SUBChannel us USER lt ch gt SOURce TSC SELect Select The command selects the training sequence code The values specified in GSM 5 02 are TO T7 When USER is selected the value specified with the aid of the TSC USER command described next is used Parameters Select TO T1 T2 T3 T4 T5 T6 T7 USER RST TO Example BB GSM MODE SING selects Single Frame mode BB GSM SLOT2 TYPE NORM selects Normal burst for slot 2 BB GSM SLOT2 TSC SEL T3 selects training sequence code T3 for slot 2 Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce TSC SET Set Sets the TSC set for the corresponding GMSK normal burst or VAMOS subchannel user and slot Parameters lt Set gt SET1 SET2 RST SET1 Example BB GSM SLOT2 SUBC2 USER2 TSC SET SET2 Manual operation
29. Recall Frame Slots SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt PREDefined LOAD Filename This command loads the selected file with predefined slot settings The directory is pre set therefore a path cannot be specified Setting parameters lt Filename gt string Example BB GSM SLOT PRED LOAD GSM NB PN9 TSCO loads the settings of file cSM NB PN9 TSCO for slot 1 in frame 1 Usage Setting only Manual operation See Recall Predefined Frame Slot on page 29 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ULISt CATalog This command reads out the files with user defined slot settings in the default directory The default directory is set using command MMEM CDIRectory Only files with the file extension gsm_slu and gsm_hs1u will be listed Return values lt Catalog gt string Example MMEM CDIR var user temp slots sets the default directory to var user temp slots BB GSM SLOT ULIS CAT reads out all the files with user defined slot settings in the default directory Response test Di the file cest 01 with a user defined slot setting is available Usage Query only Manual operation See Recall User Frame Slot on page 30 SOURce hw BB GSN FRAMe di SLOT stO SUBChannel us USER lt ch gt ULISt DELete Filename This command deletes the selected file with user defined s
30. S SMW K41 Manual operation See Filter on page 37 SOURce lt hw gt BB GSM FRAMe lt di gt MULTislot lt st0 gt COUNt Count The command defines the number of slots combined in a multislot Since multislot involves connecting multiple slots to a single user channel this configuration is possible for Normal Full Rate bursts Normal 8PSK EDGE burst SOUR BB GSM FRAM SLOT TYPE NORM EDGE and EDGE Evolution bursts The suffix in MULTislot defines the first slot in a multislot group In a multiframe con figuration this setting applies to the slots in all frames Parameters Count integer Range 1 to 8 RST 1 e P User Manual 1175 6684 02 02 100 GSM EDGE EDGE Evolution Remote Control Commands H C P m Hee Burst Editor Example BB GSM MODE SING selects GSM mode Frame Single BB GSM SLOT0 TYPE NORM selects the NORMal burst type for slot O SLOT1 SLOT7 selects burst type for slots 1 to 7 correspondingly BB GSM MULTO COUN 8 defines a multislot from all 8 slots BB GSM MULTO STAT ON Switches the multislot configuration on Manual operation See Number of Slots on page 50 SOURce hw BB GSM FRAMe di SLOT st0 VOJitter State Enables disables the simulation of a timing jitter for GMSK bursts
31. contains 116 encrypted symbols and uses time slots with normal duration 156 or 157 symbols long The higher symbol rate bursts carry information on full rate packet traffic channels contain 138 encrypted symbols and use time slots with reduced symbol duration 187 or 188 symbols long The option R amp S SMW K41 provides additionally the functionality to configure and gen erate burst for VAMOS operation All Data AQPSK and Normal AQPSK bursts for full and half rate operation are available The modulation data is continuously inserted into the chosen slots in realtime In this fashion the data generator uses a digital signal processor to generate a data stream complete with modulation data and control signals for power ramping This data stream is converted into UO signals in the modulation encoder OM OLN User Manual 1175 6684 02 02 8 GSM EDGE EDGE Evolution Introduction 2 1 VAMOS Voice services over Adaptive Multi user channels on One Slot The signal is processed depending on the configured modulation scheme and selected symbol rate mode e In accordance with the GSM standard the MSK modulation type is set by default to a symbol rate of 270 833 ksymb s and Gauss filtering The symbol rate can be changed in the instrument FSK with adjustable span can also be used as the mod ulation type e In accordance with the standard in the case of EDGE slots the 8PSK
32. digital standard GSM Return values Type GAUSs RST GAUSs Example BB GSM FILT TYPE GAUS sets the filter type GAUSS Usage Query only Manual operation See Filter on page 33 SOURce hw BB GSM FILTer PARameter Parameter The command sets the filter parameter For Gaussian filter the BxT is the product of the bandwidth and the symbol duration The default value for GSM modulation is 0 3 and for Gauss Linearized EDGE BT 0 3 Parameters lt Parameter gt float Range 0 15 to 2 5 Increment 0 01 RST 0 3 Example BB GSM FILT PAR 0 4 sets the BT value to 0 4 Manual operation See Filter Parameter on page 33 SOURce lt hw gt BB GSM FILTer AQPSK TYPE Queries the filter type for AQPSK modulation The filter is permanently set to GAUSS linearized E User Manual 1175 6684 02 02 78 GSM EDGE EDGE Evolution Remote Control Commands A W u w e Modulation Filter Settings Return values Type LGAuss RST LGAuss Usage Query only Options R amp S SMW K41 Manual operation See Filter on page 35 SOURce hw BB GSM FILTer EDGE TYPE The command sets the filter type L GAuss This is the only possible selection in the case of digital standard GSM EDGE Return values Type LGAuss RST LGAuss Example BB GSM FILT EDGE TYPE LGA sets the filter type Gau
33. eneren rrenen 103 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt EE 104 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER ch SELAQUSE Ai 104 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCE TSC SES E 105 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCES Ces EE 105 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCE TSCIUSER EN 105 GSM EDGE EDGE Evolution Remote Control Commands M H c X mAm Ht Burst Editor SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt pere m 106 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt BUS EE 106 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SYNC tee ite nde eed ea 106 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt TEEN 107 SOURce lt hw gt BB GSM FRAMe l
34. instruments with RF output only This command selects power ramping in the baseband only or mixed power ramping in the baseband and the RF section The ON setting is mandatory if with power ramping active only the baseband signal is output UO outputs or in case of two path instru ments if a baseband signal is applied to two RF paths RF A and RF B Only then can a signal with a defined predictable level be output Parameters State 0 1 OFF ON RST OFF Example BB GSM PRAM BBON ON selects power ramping in the baseband only Manual operation See Baseband Only Power Ramp Control on page 42 SOURce lt hw gt BB GSM PRAMp FDELay lt FDelay gt The command sets the offset in the Falling edge of the ramp envelope at the end of a slot A positive value gives rise to a ramp delay and a negative value advances the ramp The setting is expressed in symbols e L OH User Manual 1175 6684 02 02 95 GSM EDGE EDGE Evolution Remote Control Commands m HTD n Power Ramping Slot Attenuation Parameters lt FDelay gt float Range 9 Symbols to 9 Symbols Increment 1 Symbol RST 0 Symbols Example BB GSM PRAM FDEL 1 sets an advance of 1 symbol in the falling edge of the envelope at the end of the slot Manual operation See Fall Delay Power Ramp Control on page 42
35. lt di gt SLOT lt st0 gt USER lt ch gt TRIGger OUTPut TAG on page 108 Select Ramp to Edit Graphically edit marker signals For this purpose the cursor is set to the position where a ramp is required The ramp is generated by pressing Enter e g clicking on the rotary knob Any number of ramps can be defined per marker Each of the generated ramp positions will be saved even if the definition of another ramp produces a low low or high high transition The ramps are dis played as dashed lines Existing ramps can be shifted after the cursor has been placed on the ramp and Enter has been pressed it then changes color twice The ramp is shifted by using the cursor keys or the rotary knob The new position is determined by pressing Enter again Ramps can be deleted by means of the BACKSPACE key after the cursor has been placed on the ramp Remote command n a Total List Length Displays the length of the list in bits Remote command n a Pe User Manual 1175 6684 02 02 57 GSM EDGE EDGE Evolution GSM EDGE User Interface Preset Type Slot Marker Definition Activates presetting for the ramp characteristic of the selected control signal The pre setting is selected with select Preset Type and activated by means of the Preset but ton You can select from All Up All Down Ramp Up Ramp Down Ramp Up Down Ramp Down Up The marker signal is continuously high The marker s
36. lt hw gt BB GSM TRIGger OUTPut ch PULSe DIVider on page 94 SOURce lt hw gt BB GSM TRIGger OUTPut ch PULSe FREQuency on page 94 Pattern A marker signal that is defined by a bit pattern is generated The pattern has a maximum length of 64 bits and is defined in an input field which opens when pattern is selected Remote command SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt PATTern on page 93 Oe OCO aA User Manual 1175 6684 02 02 21 GSM EDGE EDGE Evolution GSM EDGE User Interface H ee as 3 4 d Clock Settings ON OFF A regular marker signal that is defined by an ON OFF ratio is generated Period A period lasts one ON and OFF cycle 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 Start of signal ON time OFF time ON time OFF time Remote command SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt ONTime on page 92 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt OFFTime on page 92 Remote command SOURce lt hw gt BB GSM TRIGger OUTPut ch MODE on page 91 Marker x Delay Defines the delay between the marker signal at the marker outputs relative to the signal generation start Marker x For the corresponding marker sets the delay as a number of symbols Remote command SOURce lt hw
37. modulation type is set by default to 3 8 rotation at a symbol rate of 270 833 ksymb s and Gauss linearized filtering e In accordance to EDGE Evolution specifications option R amp S SMW K41 the EDGE Evolution slots in a normal burst NB are 16QAM or 32QAM modulated at a symbol rate of 270 833 ksymb s and Gauss linearized filtering The EDGE Evolution slots in a higher symbol rate bursts HB are QPSK 16QAM or 32QAM modulated at a sym bol rate of 325 ksymb s and spectrally Narrow or Wide Pulse Shape filtering e In accordance to VAMOS specifications option R amp S SMW K41 the slots are AQPSK modulated at a symbol rate of 270 833 ksymb s and Gauss linearized filter ing Three modes for each the normal and the higher symbol rate mode are available for configuring a GSM EDGE signal e Mode Unframed a signal with standard compliant modulation parameters but with out slot and frame structure is generated e Mode Frame Single a signal consisting of a frame is generated it is also possible to choose half rate bursts and to define multislots e Mode Frame Double a signal consisting of two frames is generated the frames are repeated according to a defined default VAMOS Voice services over Adaptive Multi user chan nels on One Slot According to 3GPP TS 45 001 with VAMOS it is possible to serve two MS simultaneously on the same physical resource Thus the voice channel capacity in the CS domain can be doubled Each of
38. of the switching operation to 6 symbols Manual operation See Ramp Time on page 41 Burst Editor SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt stO gt TYPE ccccceeeeeeneeeeeeeeeeeeeeeeeaeeeeeeeeeees 98 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt Palm 99 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt PUNTI EE 99 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt cre ro M 99 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt PAL MSC d DEE 100 SOURce shw BB GSM FRAMe di MULTislot st0 COUNL sssssseeseseeeseerreerrerenrennnne 100 LGOUlbce hwslBBGSMIERAMe dGlLSLOTssttz MO lttter enne 101 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURGG DATA EEN 101 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt WRG RER 102 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATAIDEISECATAlOQ onenei ea ENNER edd exo euge ae ka treat 103 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCE DATA PAT EE 103 LGOUlbce hwslBBGSMIERAMe dtMUL TlotzettzGTATe
39. offers quick context sensitive access to the complete information needed for operation and programming The online help con tains help on operating the R amp S SMW and all available options Getting Started This manual 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 working with the instrument Basic operations and typical measurement examples are described Safety information is also included 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 descrip tion of the remote control commands with programming examples An introduction 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 functions 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 The user manuals are available in PDF format in printable form on the Documentation CD ROM delivered with t
40. 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 additionally connected mouse The alternative procedure using the keys on the instru ment or the on screen keyboard is only described if it deviates from the standard oper ating 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 keyboard User Manual 1175 6684 02 02 7 GSM EDGE EDGE Evolution Introduction 2 Introduction The R amp S Signal Generator equipped with option R amp S SMW K40 enables you to generate signals in accordance with the GSM EDGE standard based on the GMSK and 8PSK modulation Option R amp S SMW K41 EDGE Evolution extends the GSM EDGE signal generation with simulation of higher order modulations QPSK 16QAM and 32QAM for higher symbol rate bursts and higher order modulations 16QAM and 32QAM for normal symbol rate bursts GSM is a TDMA standard for cellular mobile radio networks and is used worldwide The R amp S Signal Generator is suitable as a signal generator for all GSM variants There is no restriction regarding the use of GSM slots EDGE slots and EDGE Evolution slots The R amp S Signal Generator can generate both the transmitter signal of a base station BS and the transmitter signal of user equipment UE Every TDMA f
41. the two VAMOS users is assigned a so called VAMOS subchannel i e the physical radio resource is split into two subchannels one for each VAMOS user The two subchannels are separated in uplink and downlink via training sequences For this pur pose 3GPP TS 45 002 defines two sets of Training Sequence Codes TSC One VAMOS user subchannel gets a training sequence from TSC set 1 the other from TSC set 2 This ensures that the two training sequences have a very low cross correlation All mobiles must support TSC set 1 but only mobiles explicitly indicating support for VAMOS must also support TSC set 2 In the uplink two GMSK modulated signals interfere with each other and the base station receiver requires an advanced multi user detection algoritm User Manual 1175 6684 02 02 9 GSM EDGE EDGE Evolution Introduction b A c 1 Mnu pn o gig VAMOS Voice services over Adaptive Multi user channels on One Slot In the downlink a novel modulation scheme is used for each subchannel The two sub channels are combined orthogonally by mapping them to the and Q axis This results in a QPSK modulation scheme where each constellation point has a subchannel 1 com ponent and a subchannel 2 component as shown in the following figure Q Subchannel 2 1 Subchannel 1 Fig 2 1 QPSK modulation sum of both subchannels
42. to 500000 RST 1 1 Example BB GSM MODE DOUB selects GSM mode Frame Double BB GSM FRAM2 REP 10 sets 10 repetitions for frame 2 Manual operation See Frame Repetition on page 29 SOURce lt hw gt BB GSM ISLength lt ISLength gt Selects constant slot length For Normal Symbol Rate mode the command selects whether the 1 4 symbol of a GSM slot length 156 25 symbols will be ignored ON or compensated for by an extra symbol every 4th slot OFF When ON is selected all slots are 156 symbols long When OFF is selected some slots are 157 symbols long For Higher Symbol Rate mode the command selects whether the 1 2 symbol of a aver age slot with a length of 187 5 symbols will be ignored ON or compensated for by an extra symbol every secend slot OFF When ON is selected all slots are 187 symbols long When OFF is selected some slots are 188 symbols long Parameters lt ISLength gt 0 1 OFF ON RST OFF P User Manual 1175 6684 02 02 63 GSM EDGE EDGE Evolution Remote Control Commands Example Manual operation Primary Commands BB GSM SRAT MODE NSR selects normal symbol rate mode BB GSM ISL ON selects a constant length of 156 symbols for all slots See Ignore 1 4 symbol slot length 156 sym Ignore 7 symbol slot length 187 sym on page 31 SOURce lt hw gt BB GSM MODE Mode The command selects GSM mode Parameters Mode Example Manual operat
43. to GAUSS linearized Remote command SOURce lt hw gt BB GSM FILTer AQPSK TYPE on page 78 8 PSK EDGE Settings 1 To access this dialog select Symbol Rate Mode gt Normal Symbol Rate 2 To access this dialog select 8 PSK EDGE GSM EDGE A Modulation Filter ARB Modulation 8 PSK EDGE 3PI 8 8PSK Filter Gauss linear This dialog comprises the 8 PSK EDGE modulation settings Modulation Type EDGE Displays modulation type for EDGE signal The modulation type is set permanently to 8PSK EDGE 3pi 8 8PSK Unlike the modulation types for GSM the modulation type for EDGE has 3 bits per symbol Remote command SOURce lt hw gt BB GSM EDGE FORMat on page 74 Filter Displays filter for EDGE signal The filter is permanently set to GAUSS linearized Remote command SOURce lt hw gt BB GSM FILTer EDGE TYPE on page 79 16QAM Settings 1 To access this dialog select Symbol Rate Mode gt Normal Symbol Rate 2 To access this dialog select 16 QAM User Manual 1175 6684 02 02 35 GSM EDGE A Modulation Filter ARB Modulation Modulation Filter 16QAM EDGE Gauss linear This dialog comprises the 16 QAM modulation settings Modulation Type 16QAM Displays modulation The modulation type Remote command SOURce hw B type for signal 16QAM has 4 bits per symbol Filter B GSM N16Qam FORMat on page 76 Displays filte
44. 7 Enters seven different values for level attenuation The burst editor can be used to set the level attenuation for the 8 slots to one of these predefined values independently of one another The ability to set a sequence of slots purposely to different levels loud soft loud in order to measure transmission stability is a requirement of measurement recommenda tion 11 21 in the latest GSM version 8 6 09 The burst editor is likewise used to assign the Slot Level attribute Attenuated to indi vidual slots Remote command SOURce lt hw gt BB GSM SATTenuation lt ch gt on page 65 Baseband Only Power Ramp Control Instruments with RF output only Restricts power ramping to the baseband signal Off Level attenuation is effected via the attenuator stages in the RF section only the remaining part is attenuated in the baseband The signal is issued at the RF output with the defined level values This setting pro vides the best possible dynamic for bursted signals Le User Manual 1175 6684 02 02 42 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor On Level attenuation is effected in the baseband only This setting is mandatory in the following cases Remote command SOURce lt hw gt Bl When only the baseband signal is issued at the UO outputs It is thus ensured that with power ramping active this signal is output with the defined level values When a baseband signal is appl
45. CATalog eere 70 SOURce shw BB GSM FRAMe di PREDefined LOAD ecce 71 SOURce hw BB GSM FRAMe di SLOT sstO SUBChannel us USER lt ch gt PREDefinediCA ME KEE 71 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt PREDefined Be EE 72 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt WISE CA TAG KEE 72 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt NIESEN HE x EES SE E AA a A 72 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt BEE e 73 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ULISE STORG acei needle REEE 73 SOURce lt hw gt BB GSM FRAMe lt di gt ULISt CATalog This command reads out the files with user defined frame settings in the default directory The default directory is set using command MMEM CDIRectory Only files with the file extension gsm_fu and gsm_hfu will be listed Return values lt Catalog gt string Example MMEM CDIR var user temp frames sets the default directory to var user temp frames BB GSM FRAM ULIS CAT reads out all the files with user defined frame settings in the default directory Response NB all the fil
46. Control Signal 0 ce eee eee eeeee 57 108 Guard field WEE Constant slot length essen Control Signal Position H Control Signal Tag ses Current Range without Recalculation 22 90 Halfrate User ENEE C rsor Position 5 credentes 59 HSR 16QAM Burst HSR 32QAM Burst vis D HSR All Data 16QAM Burst sese 44 98 HSR All Data 32QAM Burst see 44 98 Data GSM unframed sene 25 101 HSR All Data QPSK Burst Data GE eR 25 HSR QPSK B rst 5 rne ern tnn Data source for data fields of slot 52 101 Default setlhngs EE 12 64 l Delay Marker o cccccccceccccccccecececsescccsececevecececevsvevevtsseserssesecees 22 Ignore 7e sytmboll us rtt tenere rre nitens HEEL 19 Ignore 1 2 symbol e I Deviation Ignore 1 4 SYMBOL ee ee eee e eee eeeeeeeeeeeeeneeeeeed FSK Modulation se 33 74 Instrument tour pun 24 81 see Manual Getting Started EE 5 User Manual 1175 6684 02 02 113 GSM EDGE EDGE Evolution Index L LEDs description see Manual Getting Started eects 5 Length of pseudo random bit string 25 52 Level ATS MU ATION s cerca cores ra oer ea 42 99 M Manitial tigget tare doen toro RE ve Ree hex inei 84 Marker Delay Marker Mode Marker Period T Marker Positions erret terrre 58 Marker Signal Tag
47. ETSC USER 106 SOURce lt hw gt BB GSM F RAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ECORKection FIXGd m daai 107 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt FCORrection FixXed PAI Tri iioi ertet i Ma el ae detentions 107 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt FlLTer TYPE 100 SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch LEVel 99 P User Manual 1175 6684 02 02 111 GSM EDGE EDGE Evolution List of Commands SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt PREDefined CAT AlOG E 71 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt PREDefined Bel DEE 72 SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch SCPlRatio 99 SOURce hw BB GSM FRAMe di SLOT sstO SUBChannel us USER ch SFLag SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SFLag USE SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SYNC SELect 106 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER
48. GSM FRAMe di PREDefined CATalog on page 70 BB GSM FRAMe di PREDefined LOAD on page 71 BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt EDefined CATalog on page 71 BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt ER ch PR EDefined LOAD on page 72 Recall User Frame Slot Access the standard File Select dialog for loading a user defined frame slot Remote command SOURce hw SOURCe hw SOURce lt hw gt US SOURce lt hw gt US ER lt ch gt ULISE BB GSM FRAMe lt di gt ULISt CATalog on page 69 BB GSM FRAMe lt di gt ULISt LOAD on page 70 BB GSM FRAMe di SLOT stO SUBChannel us CATalog on page 72 BB GSM FRAMe di SLOT stO SUBChannel us ER ch ULISt LOAD on page 73 Save User Frame Slot Access the standard File Select dialog for saving the current frame or slot settings Remote command SOURce lt hw gt SOURce lt hw gt US File Manager BB GSM FRAMe lt di gt ULISt STORe on page 70 BB GSM FRAMe di SLOT stO SUBChannel us ER ch ULISt STORe on page 73 Access the standard File Manager dialog used to copy delete and rename files and to create new directories Remote command SOURCe hw SOURce hw USER lt ch gt 2UL BB GSM FRAMe lt di gt ULISt DELete on page 69 BB GSM FRA
49. GSM EDGE EDGE Evolution Digital Standard for R amp S9SMW200A User Manual III 1175 6684 02 02 T OO 2 E e e 2 e o c bz e gt o SES N o p This document describes the following software options e R amp S SMW K40 K41 1413 3684 02 1413 3732 02 2013 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 E mail 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 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 WinIQSIN2 is abbreviated as R amp S WinlQSIM2 GSM EDGE EDGE Evolution Contents 1 1 1 2 1 2 1 1 2 2 2 2 1 3 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 10 3 10 1 3 10 2 3 10 3 3 10 4 3 10 5 3 10 6 3 10 7 3 10 8 3 10 9 3 10 10 3 11 3 12 3 13 Contents PERG e 5 Documentation Overview esses eene nennen ennt nennen nnn tnn nnn n nennen 5 Conventions Used in the Documentation eeeeeeeneeenenn n 6 Typographical Conventions nennen nnne nenne 6 Conventions for Procedure Descrtpoions ennn 7 de TEL d EE 8 VAMOS Voice services over Adaptive Multi use
50. M AOPDGkANGl escht 77 CSOURce lt hw gt BBE GSM AQPSKSCPIRSCh0S iai e iaaa aaa iaia ENNEN 77 SOURce lt hw gt BB GSM FORMat Format The command selects the modulation type Parameters lt Format gt MSK FSK2 RST MSK Example BB GSM FORM FSK2 selects the GSM modulation type FSK Manual operation See Modulation Type GSM on page 33 SOURce lt hw gt BB GSM EDGE FORMat The command queries the modulation type in the case of EDGE The modulation type is permanently set to 8PSK Return values lt Format gt P8EDge RST P8EDge Example BB GSM EDGE FORM queries the modulation type Response P8ED Usage Query only Manual operation See Modulation Type EDGE on page 35 SOURce lt hw gt BB GSM FSK DEViation Deviation Sets the modulation deviation when BB GSM FORMat FSK2 is selected The range of values depends on the symbol rate BB GSM SRATe The maximum deviation is 10 MHz Parameters Deviation float Range 0 1xf symb to 1 5xf symb 10MHz Increment 0 1 RST 67708 3333 Default unit Hz Example BB GSM FORM FSK2 selects the GSM modulation type GFSK BB GSM FSK DEV 37 6 kHz sets the FSK deviation to 37 6 kHz Manual operation See FSK Deviation on page 33 P User Manual 1175 6684 02 02 74 GSM EDGE EDGE Evolution Remote Control Commands Modulation Filter Settings SOURce lt hw gt BB GSM AQPSk FORMat The command quer
51. Me lt di gt SLOT lt st0 gt SUBChannel lt us gt ISt DELete on page 72 SSS SS SS SS SS ae User Manual 1175 6684 02 02 30 GSM EDGE EDGE Evolution GSM EDGE User Interface Modulation Filter 3 10 Modulation Filter 1 To access this dialog select Baseband gt GSM EDGE gt General 2 Select Modulation Filter The parameters displayed depend on the selected Symbol Rate Mode The param eters are grouped in different sections according to the modulation MSK FSK 8PSK EDGE QPSK AQPSK 16QAM or 32QAM they apply to Higher Symbol Rate Mode AQPSK modulation and higher order modulations 16QAM and 32QAM are available for instruments equipped with optionR amp S SMW K41 only 3 10 1 General Settings gt To access this dialog select General GSM EDGE A Modulation Filter ARB 8 PSK EDGE Symbol Rate 270 833 333 ksym s Ignore 1 4 sym slot length 156 sym Force Dummy Bits to 1 This dialog comprises the general modulation settings Provided are the following settings Symbol Rate Sets the symbol rate The symbol rate is determined by the selected Symbol Rate Mode For normal symbol rate mode the default value for GSM EDGE is 270 833 33 ksymb s For higher symbol rate mode the default value for EDGE Evolution is 325 ksymb s Remote command SOURce hw BB GSM SRATe on page 67 Ignore 1 4 symbol slot length 156 sym Ignore LG symbol slot leng
52. PSk TYPE Type Sets the filter for HSR QPSK signal Parameters Type ENPShape EWPShape RST ENPShape Example BB GSM FILT HQPS TYPE ENPS Manual operation See Filter on page 37 Clock Settings This section lists the remote control commands necessary to configure the clock SOURcCeshweiBB GSM CLOCK MODE a2 25 12 ree Latte oct aate aene E RRb Duce RR rb Ed DR Ru Re Dido 80 SOURcCe shw BB GSM ICEOCKMULTiplier 22 eicere rebar iaae ii herein 81 ESOURce shw Eeer Baler EN RR ER Nee Baier el 82 SOURce lt hw gt BB GSM CLOCk MODE Mode Sets the type of externally supplied clock P User Manual 1175 6684 02 02 80 GSM EDGE EDGE Evolution Remote Control Commands EP U P QPUOPqa Clock Settings Parameters Mode SYMBol MSYMbol FSYMbol Manual operation See Clock Mode on page 24 SOURce lt hw gt BB GSM CLOCk MULTiplier lt Multiplier gt The command specifies the multiplier for clock type Multiple Symbols BB GSM CLOCk MODE MSYM in the case of an external clock source For two path instruments the only numerical suffix allowed for SOURCe is 1 since the external clock source is permanently allocated to path A Parameters lt Multiplier gt integer Range 1 to 64 Increment 1 RST 4 Example BB GSM CLOC SOUR EXT selects the external clo
53. Qam FORMAat essent nnree nenne rhet eren enrse terrens eene 76 SOURce hw BB GSM N32Qam FORMAat sess nnnreeneren rsen ersen reset enne nns nen 76 LSOUlbce chwz BB GSM PRAMo BBONIWSGSTATel nennen rennen 95 SOURce lt hw gt BB GSM PRAMp FDELay LSOUlbce chwz BB GSM PRAMoRDEL aw 96 SOURce lt hw gt BB GSM PRAMDP SHAPE nene nrenretnrenrennrenne nnne nnn erre nrn erret 96 SOURce lt hw gt BB GSM PRAMP TIME 97 SOURcCeshW EBB GSM PRESet cita eeu e edt tue ope etie de e ee nae 64 SOURce hw BB GSM SATTenuation che sess rennen rnnt enenenrse trennen 65 SOURce hw BB GSM SETTing CATalog eese ener enne nne 65 LSOUlbce chwz BB GM GETTmgoDtlete enne neret n erret sen 65 SOURce shw BB GSM SETTing LOAD eeeeseseseeseseeeeeeee aara daadaa diaais 66 SOURce hw BB GSM SETTing S TORe eterne netten naa araia e a a iandae idea 66 Rael Te RN e EE 62 P User Manual 1175 6684 02 02 110 GSM EDGE EDGE Evolution List of Commands SOURceshw BB GSM SMOBDJA rrr petente t ne ety enean cabtect bep etre eu bee ena onere ted aaro rey LEE aE Ra 66 SOURCeshiw EBB GSM SRATe d ird et i d b P HE D de E Po ert 67 SOURce hw BB GSM SRATe MODE eee eene sette ennt nata tantae hanh ea tnos e niini adadan inndata 67 SOURceshw EBB GSM S TATe iet neta i treten e E d dave eed dag ete ted
54. See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce TSC USER lt User gt The command specifies the user defined training sequence code This code is used if the USER parameter is set with the aid of the SOURce lt hw gt BB GSM FRAMe di SLOT stO SUBChannel us USER ch SOURCe TSC SELect command The length is 26 bits for BB GSM SLOT TYPE NORMal and 78 bits for BB GSM SLOT TYPE EDGE Parameters User integer Range B0 1 to B111 1 26 78 bits RST H0970897 Example BB GSM SLOT3 TSC USER H3FFFFFF enters the user defined training sequence for slot 3 Manual operation See Burst Fields on page 50 EES User Manual 1175 6684 02 02 105 GSM EDGE EDGE Evolution Remote Control Commands Burst Editor SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ETSC lt Etsc gt The command selects an extended training sequence for the Synchronization burst There is a choice of three predefined sequences STANdard CTS COMPact and if defined a USER sequence only for selection of burst type BB GSM SLOT TYPE SYNC Parameters lt Etsc gt STANdard CTS COMPact USER Example BB GSM SLOT TYPE SYNC selects Synchronization burst for slot 1 BB GSM SLOT ETSC CTS selects the extended training sequence CTS
55. TB depending on the current baseband RST INTernal BB GSM TRIG SOUR INT sets internal triggering See Trigger Source on page 18 User Manual 1175 6684 02 02 87 GSM EDGE EDGE Evolution Remote Control Commands Trigger Settings SOURce lt hw gt BB GSM TRIGger EXTernal DELay Delay Specifies the trigger delay expressed as a number of samples for external triggering The value affects all external trigger signals Parameters Delay float RST 0 Example BB GSM TRIG SOUR EXT selects an external trigger BB GSM TRIG EXT DEL 50 sets a delay of 50 symbols for the trigger Manual operation See External Trigger Delay on page 19 SOURce lt hw gt BB GSM TRIGger EXTernal INHibit lt Inhibit gt Specifies the number of samples by which a restart is to be inhibited following an external trigger event Parameters lt Inhibit gt integer Range 0 to 67108863 RST 0 Example BB GSM TRIG SOUR EXT selects an external trigger BB GSM TRIG EXT INH 200 sets a restart inhibit for 200 samples following a trigger event Manual operation See External Trigger Inhibit on page 19 SOURce lt hw gt BB GSM TRIGger EXTernal CLOCk DELay Delay The command specifies the trigger delay expressed as a number of symbols for external triggering via the clock input This command applies only if external clock source BB GSM CLOC SOUR EXT and trigger source external cloc
56. TRG and then generates the frames continu ously See Trigger Mode on page 16 SOURce lt hw gt BB GSM TRIGger ARM EXECute The command stops signal generation for trigger modes Armed_Auto and Armed_Ret rigger A subsequent internal or external trigger event restarts signal generation Example BB GSM TRIG SOUR INT sets internal triggering BB GSM TRIG SEQ ARET sets Armed_Retrigger mode i e every trigger event causes signal generation to restart BB GSM TRIG EXEC executes a trigger signal generation is started BB GSM TRIG ARM EXEC signal generation is stopped BB GSM TRIG EXEC executes a trigger signal generation is started again User Manual 1175 6684 02 02 83 GSM EDGE EDGE Evolution Remote Control Commands PJC P U g Q Trigger Settings Usage Event Manual operation See Arm on page 17 SOURce lt hw gt BB GSM TRIGger EXECute The command executes a trigger The internal trigger source must be selected using the command BB GSM TRIGger SOURce INTernal and a trigger mode other than AUTO must be selected using the command BB GSM SEQ Example BB GSM TRIG SOUR INT sets internal triggering BB GSM SEQ RETR sets Retrigger mode i e every trigger event causes signal g
57. TT outputs the bit pattern of the Mixed field Response Usage Query only Manual operation See Burst Fields on page 50 Slot Marker Definition SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt USER lt ch gt TRIGger OUTPut TAG The command queries the content of the specified marker in the selected file Suffix lt di gt lt di gt lt st0 gt O 1 7 ch gi Parameters Tag string a User Manual 1175 6684 02 02 108 Slot Marker Definition Example BB GSM FRAM SLOTO UER1 TRIG OUTP TAG MARKER LIST 1 queries the content of the marker list 1 Response 0 1 59 0 64 1 70 0 Usage Query only Manual operation See Configure Control Signal on page 57 GSM EDGE EDGE Evolution List of Commands List of Commands SOURce hw BB GSM AQPSK ANGLe ch0 eese eene e nein eren senes en res eterne 77 SOURce hw BB GSM AQPSK FORMA t esee eene nenennneennret ntes trsennr etre nnne en 75 LSOUbRcechwzsltBB GSM AOPGk GCHDIRch z nennen nnne nennen rennen 77 L SOUbRcechwzsltBBGSMCLOCkDiVider AAA EN SOUR e lt hw gt BB GSM CLOCK MODE AAA 80 LSOUlbce chwz BB GSM CLOCKMUL Tier EN L SOUbRcechwzsltBBGSMCLOCkGOUbRce AA 82 SOURce lt hw gt BB GSM FILTer AQPSK TYPE 78 SOURce lt hw gt BB GSM FILTern EDGE TYPE eerte tnnt hene tna thi dein eap tania bap aa 79 SOURce hw BB GSM FILTer H16Qam TYPE ess
58. To access this dialog select Symbol Rate Mode Normal Symbol Rate 2 To access this dialog select AQPSK P User Manual 1175 6684 02 02 33 Modulation Filter GSM EDGE A Modulation Filter ARB Modulation 45 000 O deg SCPIR 0 45 000 O deg SCPIR 1 45 000 O deg SCPIR 2 45 000 0 deg SCPIR 3 45 000 0 deg SCPIR 4 This dialog comprises the AQPSK modulation settings Modulation AQPSK Displays modulation type for GSM signal The modulation type is set permanently to AQPSK see chapter 2 1 VAMOS Voice services over Adaptive Multi user channels on One Slot on page 9 Remote command SOURce hw BB GSM AOPSk FORMat on page 75 Angle alpha 0 alpha 7 Sets the angle alpha see figure 2 2 Remote command SOURce lt hw gt BB GSM AQPSk ANGLe ch0 on page 77 SCPIR 0 SCPIR 7 The power level of subchannel 1 relative to the power level of subchannel 2 is called Subchannel Power Imbalance Ratio SCPIR It is related to the angle a as follows SCPIR 20 log tan a dB where the value of a shall be chosen such that SCPIR s10dB For a 45 the SCPIR equals 0 dB and the two power levels are equal Remote command SOURce hw BB GSM AQOPSk SCPIR lt ch0 gt on page 77 GSM EDGE EDGE Evolution GSM EDGE User Interface 3 10 4 3 10 5 Modulation Filter Filter Displays the filter type for AQPSK modulation The filter is permanently set
59. User Manual 1175 6684 02 02 92 GSM EDGE EDGE Evolution Remote Control Commands Parameters OffTime Example Manual operation Marker Settings integer Range 1 Symbol to 2 24 1 Symbols Increment 1 Symbol RST 1 Symbol BB GSM TRIG OUTP2 OFFT 20 sets an OFF time of 20 symbols for marker signal 2 See Marker Mode on page 20 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt PATTern Pattern The command defines the bit pattern used to generate the marker signal in the setting SOURCe BB GSM TRIGger OUTPut MODE PATTern 0 is marker off 1 is marker on The pattern has a maximum length of 64 bits Parameters Pattern Example Manual operation integer RST 0 BB GSM TRIG OUTP2 PATT H81 8 Sets a bit pattern BB GSM TRIG OUTP2 MODE PATT activates the marker signal according to a bit pattern for the cor responding marker signal See Marker Mode on page 20 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt PERiod SLOT Slot The command sets the repetition rate for the slot clock at the marker outputs Parameters Slot Example integer Range 1 Slot to 2 26 1 Slots Increment 1 Slot RST 1 Slot BB GSM TRIG OUTP2 MODE SLOT sets the slot clock for the corresponding marker signal BB GSM TRIG OUTP2 PER SLOT 16 sets a period of 16 slots i e the marker signal is repeated every 16th slot SOURce lt hw gt BB GSM TRIGger OUTPut lt
60. a add 68 SOURce hw BB GSM TRIGger ARM EXEQOuUte sess nennen neeeeren neret nnrie nens eterne 83 LSOUbRce chwzltBBGGMTRlGoerENECute nennen rennen eren nennen 84 SOURce lt hw gt BB GSM TRIGger EXTernal CLOCK DELay sess nenne 88 SOURce hw BB GSM TRIGger EXTernal CLOCK INHibit eene 89 SOURce hw BB GSM TRIGger EXTernal SYNChronize OUTPut eese 84 LSOUlbce chwz BB GSM TRlGoerODBAGeband D I a 85 SOURce hw BB GSM TRIGger OBASeband INHibit esee een 85 LSOUbRce chwzltBBGSMTRlGoerOUTbPutr DEL av ElNed nemen nennen LSOUbRce chwzltBBGGMTRlGoerOUTbPutzchz DEL aw SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt DELay MAXimum LSOUbRce chwzltBBGGMTRlGoerOUTbPutzchz DEL av MiNimum EN SOURce hw BB GSM TRIGger OUTPut ch MODE eese nennen rennen 91 LSOUbRce chwzltBBGGMTRlGoerOUTbutzchz OEFTlme nennen nennen 92 LSOUbRce chwzltBBGGMTRlGoerOUTbPutzchz ONTlme nen rennen 92 LSOUbRce chwzltBBGSMTRlGoerOUTbutzchzP ATTem nennen rennen SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt PERiod SLOT SOURce hw BB GSM TRIGger OUTPut ch PERiod FRAMe eene 93 SOURce hw BB GSM TRIGger OUTPut ch PULSe DlVider esee 94 SOURce hw BB GSM TRIGger OUTPut ch PULSe FREQuency eee 94 LSOUbRce chwzsltBBGGMTRlGoerRMOtDe nennen nennen nnn trente tr
61. a11 Usage Setting only Manual operation See Recall User Frame Slot on page 30 SOURce lt hw gt BB GSM FRAMe lt di gt ULISt STORe Filename This command stores the current frame settings into the selected file 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 Only the file name has to be entered User Stand ards are stored as files with the specific file extensions gsm fu and gsm hfu Setting parameters Filename string Example BB GSM FRAM ULIS STOR EDGE all stores the current frame settings into file EDGE a11 Usage Setting only Manual operation See Save User Frame Slot on page 30 SOURce lt hw gt BB GSM FRAMe lt di gt PREDefined CATalog This command reads out the files with predefined frame settings The directory is preset therefore a path cannot be specified Return values lt Catalog gt string E User Manual 1175 6684 02 02 70 GSM EDGE EDGE Evolution Remote Control Commands Save Recall Frame Slots Example BB GSM FRAM PRED CAT reads out all the files with predefined frame settings Response Edge0 EdgeAll GsmEdge NormalBurst0 NormalBurstAll the file names of the files with the predefined frame settings are returned Usage Query only Manual operation See Recall Predefined Frame Slot on page 29 SOURce lt
62. al operation See Save Recall on page 13 SOURce lt hw gt BB GSM SMODe lt SMode gt The command selects the modulation signal for the mode Unframed BB GSM MODE UNFR The modulation type and filter type are set in accordance with the selection The available simulation modes depend on the selected symbol rate e Normal Symbol Rate GSM EDGE 8PSK AQPSK 16QAM and 32QAM e Higher Symbol Rate HSR QPSK HSR 16QAM and HSR 32QAM OE eee User Manual 1175 6684 02 02 66 GSM EDGE EDGE Evolution Remote Control Commands E A J Primary Commands Note Higher Symbol Rate Mode and Simulation Modes AQPSK 16QAM 32QAM HSR QPSK HSR 16QAM and HSR 32QAM are available for instruments equipped with option R amp S SMW K41 only Parameters lt SMode gt GSM EDGE N16Qam N32Qam HQPSk H16Qam H32Qam AQPSk RST GSM Example BB GSM MODE UNFR sets unframed mode BB GSM SRAT MODE HSR selects higher symbol rate mode BB GSM SMOD H16Q selects a HSR 16QAM modulation signal for the Unframed mode BB GSM SRAT MODE NSR selects normal symbol rate mode BB GSM SMOD GSM selects a GSM modulation signal for the Unframed mode Options N16Qam N32Qam HQPSk H16Qam H32Qam AQPSk require R amp S SMW K41 Manual operation See Si
63. ch gt PERiod FRAMe Frame The command sets the repetition rate for the frame clock at the marker outputs User Manual 1175 6684 02 02 93 GSM EDGE EDGE Evolution Remote Control Commands J D s HS Marker Settings Parameters Frame integer Range 1 Frame to 2 26 1 Frames Increment 1 Frame RST 1 Frame Example BB GSM TRIG OUTP2 MODE FRAM sets the frame clock for the corresponding marker signal BB GSM TRIG OUTP2 PER 16 sets a period of 16 frames i e the marker signal is repeated every 16th frame SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt PULSe DIVider lt Divider gt The command sets the divider for the pulsed marker signal in the setting SOURce BB GSM TRIGger OUTPut MODE PULSe The pulse frequency is derived by dividing the symbol rate by the divider Parameters lt Divider gt integer Range 2 to 210 Increment 1 RST 2 Example BB GSM TRIG OUTP2 PULS DIV 2 sets the divider for the corresponding marker signal to the value 2 BB GSM TRIG OUTP2 FREQ queries the resulting pulse frequency of the marker signal Response 66 000 the resulting pulse frequency is 66 kHz Manual operation See Marker Mode on page 20 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt PULSe FREQuency The command queries the pulse frequency of the p
64. ck source BB GSM CLOC MODE MSYM selects clock type Multiple Symbols i e the supplied clock has a rate which is a multiple of the symbol rate BB GSM CLOC MULT 12 the multiplier for the external clock rate is 12 Manual operation See Symbol Clock Multiplier on page 24 SOURce lt hw gt BB GSM CLOCk DIVider lt Divider gt The command specifies the divider for clock type Fractional Symbols BB GSM CLOCk MODE FSYM in the case of an external clock source For two path instruments the only numerical suffix allowed for SOURce is 1 since the external clock source is permanently allocated to path A Parameters lt Divider gt integer Range 1 to 65536 Increment 1 RST 4 Example BB GSM CLOC SOUR EXT selects the external clock source BB GSM CLOC MODE FSYM selects clock type Fractional Symbols i e the supplied clock has a rate which is a fraction of the symbol rate BB GSM CLOC DIV 2 the divider for the external clock rate is 2 Manual operation See Symbol Clock Divider on page 24 P User Manual 1175 6684 02 02 81 GSM EDGE EDGE Evolution Remote Control Commands H An 4 5 Trigger Settings SOURce lt hw gt BB GSM CLOCk SOURCce Source The command selects the clock source Parameters Source INTernal EGC1 EGC2 ELCLock EXTer
65. crement 0 0001 RST 45 Example BB GSM AQPS ANGL5 50 Options R amp S SMW K41 Manual operation See Angle alpha 0 alpha 7 on page 34 SOURce lt hw gt BB GSM AQPSk SCPIR lt ch0 gt lt Scpir gt Sets the Subchannel Power Imbalance Ratio SCPIR It is related to the angle a as follows SCPIR 20 logio tan a dB where the value of a shall be chosen such that SCPIR lt 10cB Parameters lt Scpir gt float Range 115 1625 to 115 1625 Increment 0 0001 RST 0 Example BB GSM AQPS SCPIR5 10 BB GSM AQPS ANGL5 Response 17 5484 Options R amp S SMW K41 Manual operation See SCPIR 0 SCPIR 7 on page 34 User Manual 1175 6684 02 02 TT GSM EDGE EDGE Evolution Remote Control Commands Modulation Filter Settings 4 3 2 Filter Settings ESDURGCeslwSIBBIGSMIFIETGEST dE 78 LSOUbRcechuwzslBBGGM El Terb Atameter eene nennen nnns 78 L SOURceshw EBB GSM FIETerAQPSK dE 78 SOURCeshw BBEIGSM FIETertEDGE TYPE iiie cereo Eh Eege neuen rne 79 SOURce lt hw gt BB GSM FILTer N16Qam TYPE 22 eccccceecccaeaseseeesaneaneeeeecenaeeaenneeesaaens 79 SOURce lt hw gt BB GSM FILTer N32Qam TE 79 Roger d TE 80 E SOURce hw IBB GSMIFIETerdH320am TYPE auci etn niin tnr eere cta ben nent 80 S59UBRceshw rBE GSM FIETer HOPSKTYBE ect er rct eorr rex SEN 80 SOURce hw BB GSM FILTer TYPE The command sets the filter type GAUSs This is the only possible selection in the case of
66. cs the switching operation is therefore stretched over several symbol clocks Remote command SOURce lt hw gt Bl Ramp Function B GSM PRAMp TIMI E on page 97 Enters the form of the transmitted power during the switching operation i e the shape of the rising and falling edges of the envelope Linear The transmitted power rises and falls linear fashion User Manual 1175 6684 02 02 41 GSM EDGE EDGE Evolution GSM EDGE User Interface n HE IHu 4 H Power Ramping Slot Attenuation Cosine The transmitted power rises and falls with a cosine shaped edge This gives rise to a more favorable spectrum than the Linear setting Remote command SOURce lt hw gt BB GSM PRAMp SHAPe on page 96 Rise Delay Power Ramp Control Sets the offset in the rising edge of the envelope at the start of a burst A positive value gives rise to a delay and a negative value causes an advance The setting is expressed in symbols Remote command SOURce lt hw gt BB GSM PRAMp RDELay on page 96 Fall Delay Power Ramp Control Sets the offset in the falling edge of the envelope at the end of a burst A positive value gives rise to a delay and a negative value causes an advance The setting is expressed in symbols Remote command SOURce lt hw gt BB GSM PRAMp FDELay on page 95 Slot Attenuation A1 to A
67. d but rather to access the required information directly form the R amp S website Web helps are available at the R amp S website on the R amp S SMW product page at http www rohde schwarz com product SMW html Download Web Help Conventions Used in the Documentation 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 dia ments log boxes menus options buttons and softkeys are enclosed by quota tion 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 User Manual 1175 6684 02 02 6 GSM EDGE EDGE Evolution Preface equ Conventions Used in the Documentation Convention Description Links Links that you can click are displayed in blue font References References to other parts of the documentation are enclosed by quotation marks 1 2 2 Conventions for Procedure Descriptions When describing how to operate the instrument several alternative methods may be available to perform
68. d training sequence can be created in the User TSC field and is then also available for selection Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce TSC SELect on page 105 TSC Pattern Burst Fields Edits selected training sequence When a sequence has been changed the TSC field displays the indication User When a frame slot is saved the amended training sequence is also saved User defined training sequences can be used among other things to test the reaction of receivers to interference laden training sequences e g 1 bit toggle Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce TSC USER on page 105 Ext Training Seq ETSC Burst Fields Selects the Extended Training Sequence Code for the Synchronization burst There is a choice of three predefined 64 bit extended training sequences Additionally a user defined extended training sequence can be defined in the User ETSC field and is then also available for selection Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ETSC on page 106 ETSC Pattern Burst Fields Edits selected ETSC for the Synchronization burst When a sequence has been changed the Ext Training Seq ETSC field also displays User as a possib
69. dulated but only one SCPIR can be configured e Framed Single Full Rate Half Rate and combination of both slot types are supported The charac teristics of each of the half rate slots can be adjusted individually Separate data source is provided per each VAMOS subchannel and each user in half rate mode the data is AQPSK modulated and eigth SCPIRs can be configured Training Sequence TSC set and TSC used can be configured on a VAMOS sub channel User basis e Framed Double The settings of each of the two frames are as in the Framed Single mode User Manual 1175 6684 02 02 11 General Settings 3 GSM EDGE User Interface gt To access the GSM EDGE settings select Baseband gt GSM EDGE The remote commands required to define these settings are described in chapter 4 Remote Control Commands on page 61 3 1 General Settings This tab provides access to the default and the Save Recall settings The choice of sequence mode determines which parameters are available gt To access this dialog for setting the GSM EDGE digital standard select Baseband gt GSM EDGE gt General Set To CA Generate or o Q Defauit 3 Recall e Save e kreieren Sequence Mode Framed Single M Symbol Rate Mode Normal Symbol Rate M E Modulation Filter ARB E Power Ramp Slot Attenuations Cosine 2 0sym This tab comprises the standard general settings State Enables disables the GSM EDGE standard
70. e NB 11 with a user defined frame setting is available Usage Query only Manual operation See Recall User Frame Slot on page 30 SOURce lt hw gt BB GSM FRAMe lt di gt ULISt DELete Filename This command deletes the selected file with user defined frame 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 gsm fu and gsm hfu will be deleted User Manual 1175 6684 02 02 69 GSM EDGE EDGE Evolution Remote Control Commands OR u o M Save Recall Frame Slots Setting parameters Filename string Example BB GSM FRAM ULIS DEL NB all deletes file NB a11 Usage Setting only Manual operation See File Manager on page 30 SOURce lt hw gt BB GSM FRAMe lt di gt ULISt LOAD Filename This command loads the selected file with user defined frame 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 gsm fu and gsm_hfu will be loaded Setting parameters Filename string Example BB GSM FRAM ULIS LOAD NB all loads file NB
71. e aid of command SOURce BB GSM SLOT DATA PATTern RST PN9 Example BB GSM SLOT2 TYPE NORM selects NORMAL burst type for slot 2 BB GSM SLOT2 DATA PN15 selects internal PRBS data with period length 215 1 as the data source for the DATA fields in the burst The pseudo random sequence is continued without interruption from one DATA field to the next Manual operation See Data on page 25 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATA DLISt lt DList gt The command selects a data list This command is only valid for bursts with DATA fields This data list is only used if it is set as the data source with the aid of com mand BB GSM SLOT DATA DLIS Parameters lt DList gt string Example BB GSM SLOT2 TYPE NORM selects NORMAL burst type for slot 2 BB GSM SLOT2 DATA DLIS selects internal data lists as the data source for DATA fields BB GSM SLOT2 DATA DLIS test selects the test data list The data list is continued without inter ruption from one DATA field to the next Manual operation See Data on page 25 P User Manual 1175 6684 02 02 102 GSM EDGE EDGE Evolution Remote Control Commands Burst Editor SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATA DLISt CATalog This command reads out the data list files in the default directory The default d
72. e selected file 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 Only the file name has to be entered User slots are stored as files with the specific file extensions gsm sluand gsm hslu Setting parameters Filename string Example BB GSM SLOT ULIS STOR EDGE stores the current slot settings into file EDGE Usage Setting only Manual operation See Save User Frame Slot on page 30 Modulation Filter Settings Modulation Settings ESOURceshwPIBB IGSMIFORM gl 2 dnce at taut tne a a ii a a 74 SOURcGeshw L BE GSMIEDGE FORMAaE corena ce crea taces das eaii badaioun intida ddsaap iai 74 FSOURceshw gt BBIGSNMEFSIBEVIGIDR c1 errare Rec ntu naa eaaa aa a 74 SOURcCe hw BB GSM AQPSKIFORMat 2 coercere iiaa ainara ENEE es 75 SOURce hw BB GSM H16Qam FORMAat essere nennen nnns 75 SOURce hw BB GSM H32Qam FORMAat sss nnne nunn nene 75 SOURCeshwe E BE GSNMEHOPSICFORMII 1 2 epa zazDasu ta bonore oe dece hne e aaa is 76 SOURce hw BB GSM N16Qam FORMAat cessisset hh hn nnne 76 DEDE DUUM User Manual 1175 6684 02 02 T3 GSM EDGE EDGE Evolution Remote Control Commands Modulation Filter Settings SOURce hw BB GSM N32Qam FORMAat essen ener 76 LSOUbRcechuwsl BB GS
73. e trigger source mode trigger delay 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 tab together with information on the enabled trigger mode As in the Marker and Clock tabs this tab provides also an access to the settings of the related connectors This section focuses on the available settings For information on how these settings affect the signal refer to chapter Basics in the R amp S SMW user manual gt To access this dialog select Baseband gt GSM EDGE gt Trigger In P User Manual 1175 6684 02 02 15 GSM EDGE EDGE Evolution GSM EDGE User Interface Trigger Settings Pd wee Framed Single Configuration Mode Retrigger Ga Execute Trigger Stopped Source Internal Local Connector Settings o Global Connector Settings This dialog comprises the settings required for configuring the trigger signal Routing and Enabling a Trigger The provided trigger signals are not dedicated to a particular connector but can be map ped 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 e Define the signal source and the eff
74. ect of a trigger event i e select the Trigger In gt Mode and Trigger In 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 Trigger Mode Selects trigger mode i e determines the effect of a trigger event on the signal generation Note To enable simultaneous signal generation in all basebands the trigger settings in the available basebands are coupled in any instrument s configuration involving signal routing with signal addition e g MIMO configuration routing and summing of basebands and or streams 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 e Armed Auto The signal is generated only when a trigger event occurs Then the signal is generated continuously User Manual 1175 6684 02 02 16 GSM EDGE EDGE Evolution GSM EDGE User Interface Trigger Settings An Arm stops the signal generation A subsequent trigger event internal with or external causes a restart e Armed Retrigger The signal is generated only when a trigger event occurs Then the signal is generated continuously Every subsequent trigger event causes a restart An Arm stops signal generation A subsequent trigger event internal with or exter nal causes a res
75. edefined R User Manual 1175 6684 02 02 13 GSM EDGE EDGE Evolution GSM EDGE User Interface C C q Pn General Settings See also chapter File and Data Management in the R amp S SMW User Manual Remote command SOURce lt hw gt BB GSM SETTing CATalog on page 65 SOURce lt hw gt BB GSM SETTing LOAD on page 66 SOURce lt hw gt BB GSM SETTing STORe on page 66 SOURce lt hw gt BB GSM SETTing DELete on page 65 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 GSM WAVeform CREate on page 68 Sequence Mode Selects GSM EDGE mode There are three modes available e Unframed see chapter 3 6 Mode Unframed on page 24 e Framed single see chapter 3 7 Mode Framed single on page 26 e Framed double see chapter 3 8 Mode Framed double on page 27 Remote command SOURce lt hw gt BB GSM MODE on page 64 Symbol Rate Mode for instruments equipped with option R amp S SMW K41 only Set the
76. eeeeeeeeeeeees 27 28 SCPIR Select Ramp to Edit reiten renes 57 Sequence Length iis ipie ioter a eren titre Penes 62 ARB i we 40 Set to BEEN 12 64 Signal Duration Trigger ssssssessee 86 Signal Duration Unit nad Signal Duration Unit Trigger 86 Signal generation status essssssssese 17 Simulation Mode le Slot Attenuation Slot Level ger Slot Marker Definition seen 56 Standard settings esses 12 64 State Stealirig Flag rte ctione 52 104 Subchannel Power Imbalance Ratio 34 48 Symbol Rate Symbol Rate Mode sse 14 67 Sync Output to External Trigger e seeen 18 Synchronization Burst sss 44 98 T Tail data field reete ete 51 Timing jitter VAMOS ogian M Training Sequence TS Training Sequence Sync Access Burst 54 106 Trigger Delay 1 2 2 eet tret tenete roti hen Trigger Delay Other Baseband Trigger Inhibit Other Baseband seeeeeeee eerren Trigger de Trigger Signal Duration viele plo ER U Blaue 24 64 User ETSC T CN 53 106 Bai ER 5 User Sync Access Burst 54 107 Brace 105 Use TSC 53 V VAMOS Fading from burst to burst eessssseesse 50 VAMOS offset jitter
77. elect HSR 32QAM GSM EDGE A Modulation Filter ARB Modulation 32QAM EDGE Narrow Pulse Shape Wide Pulse Shape This dialog comprises the HSR 32QAM modulation settings Modulation Type HSR 32QAM for Higher Symbol Rate only Displays modulation type for signal The modulation type 32QAM has 5 bits per symbol Remote command SOURce lt hw gt BB GSM H32Qam FORMat on page 75 Filter for Higher Symbol Rate only Displays filter for 32QAM signal The two possible filters are displayed The currently used filter is set per HSR 32QAM slot with the parameter Filter Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch FILTer TYPE on page 100 SOURce lt hw gt BB GSM FILTer H32Qam TYPE on page 80 3 10 10 ARB Settings 1 To access this dialog select Baseband gt GSM EDGE gt General 2 Select Modulation Filter gt ARB Power Ramping Slot Attenuation GSM EDGE A Modulation Filter ARB Sequence Length 2 Frames T Provided are the follwoing settings 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 It is added to the realtime signal components The maximum number of frames depends on the installed ARB waveform memory size and the current Symbol Rate Remote command SOURce hw
78. en eration to restart BB GSM TRIG EXEC executes a trigger Usage Event Manual operation See Execute Trigger on page 17 SOURce lt hw gt BB GSM TRIGger EXTernal SYNChronize OUTPut Output enabled for Trigger Source External Enables disables output of the signal synchronous to the external trigger event Parameters Output 0 1 OFF ON ON The signal calculation starts simultaneously with the external trig ger 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 synchronous 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 GSM TRIG SOUR EXT sets external triggering BB GSM TRIG EXT SYNC OUTP ON enables synchrounous output to external trigger Manual operation See Sync Output to External Trigger on page 18 P User Manual 1175 6684 02 02 84 GSM EDGE EDGE Evolution Remote Control Commands b_n S Trigger Settings SOURce lt hw gt BB GSM TRIGger OBASeband DELay Delay The command specifies the trigger delay expressed as a number of symbols for trig gering by
79. ennen enne 85 SOURce hw BB GSM TRIGger SLENgGth essent ee neret rennen 86 SOURce lt hw gt BB GSM TRIGger SLUNit SOURce hw BB GSM TRIGger SOURcCe cece cere eeeeeeeeeeeeeseaeeteaeeseaeeeeesseeeseaeeseaeeseaeeseaeenneeees 87 SOURce hw BB GSM TRIGger EXTernal DELay essere eene 88 SOURce hw BB GSM TRIGger EXTernal INHibit eese nennen 88 SOURce hw BB GSM WAVeform CREate essen rrne nennen nnne nnne 68 TSOUlbce chwz BB GSMIERAMe OGIMUL Tielot en COUN rennen 100 SOURce lt hw gt BB GSM FRAMe lt di gt MULTislot lt st0 gt STATe 103 SOURce lt hw gt BB GSM FRAMe lt di gt PREDefined CAT alog enne 70 LGOUlbce hwsltBBGGMIERAMe dlbbRt Deiined LOAD 71 SOURce hw BB GSM FRAMe di SLOT sst0O TYPE ssssssssssssssssese eene nennen enne 98 SOURce hw BB GSM FRAMe di SLOT st0 VOJitter essere 101 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ATTenuation 99 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt DUMMy PATH PATTE Mc E MN 108 SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch ETSC 106 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt
80. es ieaiaia naiai Eiaa 80 SOURce lt hw gt BB GSM FILTer H32Qam TE 80 LSOUlbce chwz BB GGMEIL TerHObPGk TE 80 SOURce lt hw gt BB GSM FILTer N16Qam TYPE 79 SOURce hw BB GSM FILTer N32Qam TYPE sss enne nnne nrsener etre nnns nen 79 LSOUlbce chwz BB GGMEIL Terb hameter nennen een neren rennen etre nnns sen 78 SOURceshiw E BB GSM FIETer TYPE rore diede de ib sad re E eed ed ia edere edu 78 Ree NEIER E OR W Fe e DEE 62 SOURceshw TBB GSM EONE ER 63 SOURCeshiw EBB GSM FORMal e Re dece HEX e EE e ai Mad vecta 74 SOURce hw BB GSM FRAMe di REPetitions eese nnne 63 LSOUbRce chwzltBBGSMERAMe dULUIGCCATalogy nennen eene 69 SOURce hw BB GSM FRAMe di ULISt DELete sess rennen 69 LSOUbRce chwzsltBB GSM ERAMe dULUIGCL OAI 70 SOURce hw BB GSM FRAMe di ULISt STORe sess nennen rennen 70 SOURce lt hw gt BB GSM FSK DEViation SOURce hw BB GSM H16Qam FORMAat essen eene nre nnree neret nnt eneee nre e terne nen 75 SOURce hw BB GSM H32Qam FORMAat essent rennen e rsen reete eterne 75 LSOUlbce chwz BB GSM HOPGSkKFORMat nennen nee nmrsenreet eres tense eres etre nnn sin 76 SOURce hw BB GSM ISLength 5 ertet rtr eae the nsi aere debe karen paa 63 SOURceshw EBB GSM MODDE repetere o erect fr d eet t e a decas 64 SOURce hw BB GSM N16
81. es to the slots in all frames Parameters lt State gt 0 1 OFF ON RST OFF eee User Manual 1175 6684 02 02 103 GSM EDGE EDGE Evolution Remote Control Commands Example Manual operation Burst Editor BB GSM MODE DOUB selects GSM mode Frame Double BB GSM SLOT0 TYPE NORM selects the NORMal burst type for slot O SLOT1 SLOT selects burst type for slots 1 to 7 correspondingly BB GSM MULTO COUN 8 defines a multislot from all 8 slots BB GSM MULTO STAT ON switches the multislot configuration on See Multislot Configuration on page 49 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SFLag lt SFlag gt The command sets the Stealing Flag state only for Normal burst BB GSM SLOT TYPE NORM Parameters lt SFlag gt Example Manual operation 0 1 RST 0 BB GSM SLOT2 TYPE NORM selects NORMAL burst type for slot 2 BB GSM SLOT2 SFL 1 sets Stealing Flags for slot 2 to the value 1 See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SFLag USE Use The command enables or disables the use of Stealing Flags If not used the Stealing Flags bits are allocated to the DATA fields only for Normal burst BB GSM SLOT TYPE NORM Parameters lt Use gt Example Manual operation 0 1 OFF ON
82. ese 36 79 B Filter Type 32QAM 97 Filter Type AQPSK dp Baseband fter de oet conteret dict 33 78 Filter Type EDGE 35 79 Baseband filter 16QAM 36 79 Filter Type HSR 16QAM 38 Baseband filter 32QAM T i 37 Filter Type HSR 32QAM na 39 Baseband filter AQPSK M 35 Filter Type HSR QPSK eeeeeeeenenennneenens 37 Baseband filter EDGE ie 35 79 Fixed field AAA 54 107 Baseband filter HSR 16QAM eese 38 Fix marker delay to current range 22 90 Baseband filter HSR 32QAM 39 Force Dummy Bits jo 32 63 Baseband filter HSR QPSK EDGE 97 Framed double nee ennt 27 64 Baseband Only sss m 42 Framed sihgl guden 64 Baseband Only GSM NEEN 95 Framed Single eere eene ntes 26 Burst Frame repetition i oce cried e rentrer Rocha besar ep RE 29 63 ullo 50 Frequency Correction Burst sssssssss 44 98 Burst TYP ictus at 44 98 Front panel connectors see Manual Getting Started oo eee 5 C FSK Deviation geen See rei 33 74 FSK Modulation ere hr etn deed 33 74 Clock Dividef CloCK MOG arannira eege ett geen G Clock Multiplier as Clock SOURCE e RIO Generate Clock Trigger Delay Waveform file rre ctore richtete ot Clock Trigger Inhibit GSM EDGE Mode Configure
83. ese settings affect the signal refer to chapter Basics in the R amp S SMW user manual gt To access this dialog select Baseband gt GSM EDGE gt Marker Marker Mode Marker Delay Current Range Without Recalculation Y J a a 0 000 sym 0 2000s Y 0 000 sym un 2000sym y 0 000 sym o 2000sym Fix Marker Delay To Current Range E Local Connector Settings e Global Connector Settings This dialog comprises the settings required for configuring the marker 4 Uam Routing and Enabling a Marker D The provided marker signals are not dedicated to a particular connector but can be map ped 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 e Define the shape of the generated marker i e select the Marker gt Mode e Define the connector USER or T M C the selected signal is output at i e configure the Local and Global Connector Settings Marker Mode Marker configuration for up to three 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 User Manual 1175 6684 02 02 20 GSM EDGE EDGE Evolution GSM EDGE User Interface COEMEME MR
84. files are stored in the default directory which is defined by command MMEM CDIRectory Recall Predefined Frame Slot Access the standard File Select dialog for loading a predefined frame slot EDGEO Predefined frame slot 0 On full level EDGE burst all other slots off EDGEAII Predefined frame all slots On full level EDGE burst Le User Manual 1175 6684 02 02 29 GSM EDGE EDGE Evolution cH r CO P GsmEdge Normal BurstO NormalBur stAll GSM_NB_PN 9 TSCO GSM NB PN 9 TSCO GSM EDGE User Interface Save Recall Frame Slots Predefined frame alternately one slot with NORMAL burst and EDGE burst Predefined frame slot 0 On full level NORMAL burst full rate all other slots off Predefined frame all slots On full level NORMAL burst full rate Predefined slot NORMAL burst full rate full level attenuation A1 multislot Off number of multislots 1 Data PRBS 9 Use Stealing Flag On TSCO all slot marker set to all down Predefined slot EDGE burst full rate full level attenuation A1 multislot Off number of multislots 1 Data PRBS 9 Use Stealing Flag On TSCO all slot marker set to all down Remote command SOURce hw SOURce hw SOURce hw US SOURce lt hw gt US ER cGHh zPR BB
85. gt BB GSM TRIGger OUTPut lt ch gt DELay on page 90 Current Range without Recalculation Displays the dynamic range within which the delay of the marker signals 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 GSM TRIGger OUTPut lt ch gt DELay MINimum on page 91 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt DELay MAXimum on page 90 Fix marker delay to current range Restricts the marker delay setting range to the dynamic range Remote command SOURce lt hw gt BB GSM TRIGger OUTPut DELay FIXed on page 90 Clock Settings This tab provides an 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 chapter Basics in the R amp S SMW user manual User Manual 1175 6684 02 02 22 GSM EDGE EDGE Evolution GSM EDGE User Interface Clock Settings gt To access this dialog select Baseband gt GSM EDGE gt Clock X Framed Single Configuration Clock Source External Global Clock 1 T Clock Mode Symbol Measured External Clock Local Connector Settings o Global Connector Settings This dialog comprises the settings required for configuring the clock Defi
86. gt SUBChannel lt us gt USER lt ch gt FCORrection FlXed PATTern Pattern The command enters the bit pattern of the FIXED field for the Frequency Correction burst The length is 142 bits Superfluous bits are truncated on input Missing bits are filled with 0 The command is valid only for the selection BB GSM SLOT FCOR FIX USER and for burst type selection BB GSM SLOT TYPE FCOR P User Manual 1175 6684 02 02 107 GSM EDGE EDGE Evolution Remote Control Commands MUi pjqe 4 9 Slot Marker Definition Parameters Pattern integer Range B000 0 142 to B111 1 142 RST Bit pattern from the STANdard Example BB GSM SLOT TYPE FCOR selects Synchronization burst for slot 1 BB GSM SLOT FCOR FIX USER selects content type USER for the Fixed field BB GSM SLOT FCOR FIX PATT B0 142 enters the content of the field Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt DUMMy MlXed PATTern This command outputs the bit pattern of the Mixed field of the Dummy burst The contents of the Mixed field is fixed and specified by the standard the length is 142 bits Return values lt Pattern gt integer Example BB GSM SLOT1 TYPE DUMM selects Dummy burst for slot 1 BB GSM SLOT1 DUMM MIX PA
87. he instrument User Manual 1175 6684 02 02 5 GSM EDGE EDGE Evolution Preface m O X c 1 2 1 2 1 Conventions Used in the Documentation All user manuals are also available for download from the R amp S website on the R amp S SMW product page at http www rohde schwarz com product SMW html Service Manual This 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 functions eliminated problems and last minute changes to the documentation The corresponding firmware version is indicated on the title page of the release notes The most recent release notes are available for download from the R amp S website on the R amp S SMW product page at http www rohde schwarz com product SMW html gt Downloads gt Firmware Web Helps Web helps are provided for the base unit and each additional software option The content of the web helps correspond to the user manuals for the latest product versions The web help is an additional file format that offers quick online access The web helps are not intended for downloa
88. hw gt BB GSM FRAMe lt di gt PREDefined LOAD Filename This command loads the selected file with predefined frame settings The directory is pre set therefore a path cannot be specified Setting parameters lt Filename gt string Example BB GSM MODE SING selects GSM mode Frame Single BB GSM SRAT MODE NSR selects normal symbol rate BB GSM FRAM PRED LOAD Edge0 loads file EdgeO with the predefined frame setting Edge Burst in Slot 0 Usage Setting only Manual operation See Recall Predefined Frame Slot on page 29 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt PREDefined CATalog This command reads out the files with predefined slot settings The directory is preset therefore a path cannot be specified The numeric suffixes in all key words are irrelevant for this command Return values lt Catalog gt string Example BB GSM SLOT PRED CAT reads out all the files with predefined frame settings Response GSM NB PN9 TSCO EDGE NB PN9 TSCO the files GSM NB PN9 TSCOand EDGE NB PN9 TSCO are avail able Usage Query only Manual operation See Recall Predefined Frame Slot on page 29 User Manual 1175 6684 02 02 71 GSM EDGE EDGE Evolution Remote Control Commands i CG HE ige Save
89. ied to two RF paths of an two path instrument The RF paths having separate frequency and level set tings the remaining attenuation to be effected in the baseband would have to be different for the two paths and is therefore not possible When a bursted baseband signal GSM EDGE is combined with a continuous baseband signal e g 3GPP or a noise signal and both signals are applied to one RF path of an two path instrument Blanking in the RF paths is not suitable because the RF section would not only blank the bursted signal of the first baseband but also the continuous signal of the second baseband or the noise signal 3 12 Burst Editor 1 To access this di B GSM PRAMp BBONl1y STATe on page 95 alog select Unframed Configuration or Framed Single Configu ration or Framed Double Configuration 2 Select a slot in the Frame Select Slot to Configure section User Manual 1175 6684 02 02 43 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor GSM EDGE A Burst Slot1 Burst Type Normal GMSK Full Rate Save Recall Slots Slot Level Full Slot Attenuation 0 0 dB A1 Multislot Configuration Number Of Slots VAMOS Offset Jitter This dialog comprises the settings for configuring a burst slot At the bottom of the Burst Field section the structure of the current burst type for the selected slot is displayed Individual fields of the burs
90. ies the modulation type The modulation type is permanently set to AQPSK Return values lt Format gt AQPSk RST AQPSk Example BB GSM AQPS FORM queries the modulation type Response AQPSk Usage Query only Options R amp S SMW K41 Manual operation See Modulation AQPSK on page 34 SOURce lt hw gt BB GSM H16Qam FORMat The command queries the modulation type Return values lt Format gt QAM16EDge RST QAM16EDge Example BB GSM SRAT MODE HSR selects higher symbol rate mode BB GSM H16Q FORM queries the modulation type Response QAMI6ED Usage Query only Options for Higher Symbol Rate and instruments equipped with option K41 only Manual operation See Modulation Type HSR 16QAM on page 38 SOURce lt hw gt BB GSM H32Qam FORMat The command queries the modulation type Return values lt Format gt QAM32EDge RST QAM32EDge Example BB GSM SRAT MODE HSR selects higher symbol rate mode BB GSM H320 FORM queries the modulation type Response QAM32ED Usage Query only User Manual 1175 6684 02 02 75 GSM EDGE EDGE Evolution Remote Control Commands ee ee Modulation Filter Settings Options for Higher Symbol Rate and instruments equipped with option K41 only Manual operation See Modulation Type HSR 32QAM on page 39 SOURce lt hw gt BB GSM HQPSk FORMat The command queries the modulation type
91. ignal is continuously low The marker signal contains a ramp from low to high The ramp is shifted to the center of the displayed signal area and can subsequently be shifted as required The marker signal contains a ramp from high to low The ramp is shifted to the center of the displayed signal area and can subsequently be shifted as required The marker signal contains a ramp from low to high and from high to low The ramps are symmetrically shifted around the center of the dis played signal area and can subsequently be shifted as required The marker signal contains a ramp from high to low and from low to high The ramps are symmetrically shifted around the center of the dis played signal area and can subsequently be shifted as required Remote command n a Edit Table Opens table by using the Edit Table button The ramps of the selected signal can be edited in the table When the table is opened the current configuration of the selected marker control signal is displayed User Manual 1175 6684 02 02 58 Slot Marker Definition GSM A S4 Positions Marker 1 The bit position is specified in the Ramp Position column the high or low signal status in the Ramp State column Atthe end of the list there is always a blank row for entering new values The changes are accepted in the graphic display after pressing the Accept button Remote command n a Cursor Position Enters the cursor position
92. ignals which are defined by the structure of two frames For this purpose two frames are defined as in Framed single mode A repetition factor is then specified for each of the two frames Following a trigger the first frame is repeated the specified number of times and then the second frame The frame structures are repeated cyclically but the useful data is continuously generated If one of the frames contains half rate slots and so actually consists of 2 frames itself the repetition factor must be a multiple of 2 seechapter 3 7 Mode Framed single on page 26 The frame structure of the two frames is displayed in graphical form Slot parameters can be defined in the burst editor which is called when the slot is selected in the graphical display seechapter 3 12 Burst Editor on page 43 Provided are also the following settings Save Recall Frame Access the Save Recall Frame dialog for selecting of predefined or user defined frames see chapter 3 9 Save Recall Frame Slots on page 29 Remote command n a User Manual 1175 6684 02 02 28 GSM EDGE EDGE Evolution GSM EDGE User Interface 3 9 Save Recall Frame Slots Frame Repetition Enters the number of repetitions for frame 1 or frame 2 First frame 1 is repeated the specified number of times and then frame 2 then frame 1 starts again and so on Remote command S0URce hw BB GSM FRAMe lt di gt REPetitions on page 63 Save Recal
93. in the commands concerned However this keyword is optional in the case of single frame signals O The R amp S Signal Generator can be used to define multiframe signals This requires the In Frame Double mode SOURce BB GSM MODE DOUB1e the suffix to FRAMe defines the frame to which the setting applies In Frame Single mode the keyword FRAMe is ignored and can be omitted The suffix to SLOT defines the slot to which the setting applies The 8 slots of which a frame is composed can be selected In case of remote control suffix counting for slots corresponds to the suffix counting with GSM slot 0 to slot 7 SCPI prescribes that suffix 1 is the default state and used when no specific suffix is specified Therefore slot 1 and not slot 0 is selected when no suffix is specified When burst type HALF is selected the suffix to USER defines the half rate user to which the setting applies For all other burst types the keyword USER is ignored and can be omitted The suffix to SUBChannel distinguish between the VAMOS subchannels For all other burst types the keyword SUBChannel is ignored and can be omitted Common Suffixes The following common suffixes are used in remote commands Suffix Value range Description SOURce lt hw gt 1 4 available baseband signals OUTPut lt ch gt 1 3 available markers FRAMe lt di gt DI available frames SLOT lt st0 gt O 1 7 available slots SUBChan
94. ion UNFRamed SINGIe DOUBle MULTiframe UNFRamed Modulation signal without slot and frame structure SINGIe Modulation signal consisting of one frame DOUBIe Modulation signal in which two frames are defined and then com bined by some method into a single multiframe signal MULTiframe Multiframe signal RST SINGle BB GSM MODE SING sets the Single Frame GSM mode Only the commands for defin ing a single frame are valid See Sequence Mode on page 14 SOURce lt hw gt BB GSM PRESet The command sets all modulation parameters including slot settings to their GSM default values The ON status SOURce BB GSM STATe ON OFF is not affected by this command Example Usage Manual operation BB GSM PRES resets all GSM settings to default values Event See Set to Default on page 12 User Manual 1175 6684 02 02 64 GSM EDGE EDGE Evolution Remote Control Commands o c G Jm H Primary Commands SOURce lt hw gt BB GSM SATTenuation lt ch gt lt SAttenuation gt The command sets up to seven different values for level attenuation The various values are defined by the suffix to SATTenuation These values are used when defining the level attenuation of individual slots with the aid of the command SOURce lt hw gt BB GSM FRAMe di SLOT stO SUBChannel us USER ch
95. irectory is set using command MMEM CDIRectory Only files with the file extension dm iqgd will be listed Return values Catalog string Example MMEM CDIR var user temp dlist gsm sets the default directory to var user temp dlist gsm BB GSM SLOT2 DATA DLIS CAT queries the available data lists in var user temp dlist gsm Response test Ol test 02 data lists test 01 and test 02 are available in var user temp dlist gsm Usage Query only Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATA PATTern Pattern The command selects the data pattern for the internal data when PATTern is selected as the data source The length depends on the length of the data fields in the selected burst type Parameters Pattern integer Example BB GSM SLOT2 TYPE ACC selects the Access burst type for slot 2 This burst type contains a 36 bit data field BB GSM SLOT2 DATA PATT selects Pattern as the data source BB GSM SLOT2 DATA PATT H801FA 20 generates the data for the data field in the burst Manual operation See Data on page 25 SOURce lt hw gt BB GSM FRAMe lt di gt MULTislot lt st0 gt STATe State The command switches the multislot configuration on The suffix in MULTislot defines the first slot in a multislot group In a multiframe config uration this setting appli
96. ive slots are filled in with O Remote command SOURce lt hw gt BB GSM FONE on page 63 3 10 2 MSK FSK Settings 1 To access this dialog select Symbol Rate Mode gt Normal Symbol Rate 2 To access this dialog select MSK FSK GSM EDGE A Modulation Filter ARB 8 PSK EDGE Modulation Filter Filter Parameter This dialog comprises the MSK FSK modulation settings User Manual 1175 6684 02 02 32 GSM EDGE EDGE Evolution GSM EDGE User Interface GYyXIM IU a Modulation Filter Modulation Type GSM Selects modulation type for GSM signal MSK 1bit symbol Minimum Shift Keying FSK 1bit symbol Frequency Shift Keying The selected modulation is also displayed in graphical form Remote command SOURce lt hw gt BB GSM FORMat on page 74 FSK Deviation Sets the deviation when selecting FSK When MSK is selected the deviation is set permanently to symbol_rate 4 Remote command SOURce lt hw gt BB GSM FSK DEViation on page 74 Filter Displays filter for GSM signal The filter is permanently set to GAUSS Remote command SOURce lt hw gt BB GSM FILTer TYPE on page 78 Filter Parameter Sets the BxT value for the GAUSS filter The GSM default value is 0 3 Remote command SOURce lt hw gt BB GSM FILTer PARameter on page 78 3 10 3 AQPSK Settings 1
97. k BB GSM TRIG SOUR CLOC are selected For two path instruments this command applies only for baseband path A Parameters Delay float Range 0 Symbols to 2 16 1 Symbols Increment 1 Symbol RST 0 Symbols P User Manual 1175 6684 02 02 88 GSM EDGE EDGE Evolution Remote Control Commands a SS 4 6 Marker Settings Example BB GSM CLOC SOUR EXT selects the external clock source BB GSM TRIG SOUR ECL selects an external trigger by means of the external clock BB GSM TRIG EXT CLOC DEL 200 sets a delay of 200 symbols for the trigger SOURce lt hw gt BB GSM TRIGger EXTernal CLOCk INHibit lt Inhibit gt The command specifies the number of symbols by which a restart is to be inhibited fol lowing a trigger event This command applies only if external clock source BB GSM CLOC SOUR EXT and trigger source external clock BB GSM TRIG SOUR CLOC is selected For two path instruments this command applies only for baseband path A Parameters lt Inhibit gt integer Range 0 Symbols to 2426 1 67 108 863 Symbols Increment 1 Symbol RST 0 Symbols Example BB GSM CLOC SOUR EXT selects the external clock source BB GSM TRIG SOUR ECL selects an external trigger by means of the external clock BB GSM TRIG EXT CLOC INH 200 sets a restart inhibit for 200 symbols following a trigger event Marker Settings
98. l Frame Slots 1 To access these dialogs select General gt Sequence Mode gt Framed Single Framed Double 2 Select Framed Single Framed Double Configuration 3 To access the Save Recall Frame dialog select Save Recall Frame 4 To access the Save Recall Slots dialog select Frame Select Slot to configure gt Slot gt Save Recall Slots The File Select dialogs save and load i e recall user defined frames or slots Prede fined frames or slots can also be recalled Each dialog offer access to the File Man ager for general file management Predefined Frames and Slots are stored on a predefined path This path is automatically set in the File Select window In the Normal Symbol Rate mode user defined Frames and Slots are stored as files with the specific file extensions gsm u or gsm_slu respectively In the Higher Symbol Rate mode user defined Frames and Slots are stored as files with the specific file extensions gsm hfu or gsm_hs1u respectively Independent of the selected symbol rate mode the files with user defined Frames and Slots can be stored in a user determined directory and called from there It is not possible to use other file extensions Attempting to do so will cause an error message If the file extension is modified e g by directly accessing the file system the files are no longer recognized and therefore invalid 0 In the following examples of commands the
99. le BB GSM SLOT1 LEV ATT sets level attenuation mode for slot 1 BB GSM SATT1 12dB sets the level attenuation for selection A1 to 12 dB BB GSM SLOT1 ATT A1 sets the level attenuation for slot O to 12 dB Manual operation See Slot Attenuation on page 49 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SCPIRatio lt SCPIRatio gt The command selects one of eight possible values for the SCPIR The eight possible values are set using the command SOURce lt hw gt BB GSM AQPSk SCPIR lt ch0 gt Lee User Manual 1175 6684 02 02 99 GSM EDGE EDGE Evolution Remote Control Commands Burst Editor Parameters SCPIRatio SCPIR7 SCPIR6 SCPIR5 SCPIR4 SCPIR3 SCPIR2 SCPIR1 SCPIRO RST SCPIRO Example BB GSM AQPS SCPIR5 10 BB GSM SLOT SUBC2 SCPIR SCPIR5 Manual operation See SCPIR on page 48 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt FILTer TYPE Type Selects whether a Narrow Pulse Shape or a Wide Pulse Shape filter should be use for the selected burst type and modulation Parameters Type ENPShape EWPShape RST ENPShape Example BB GSM SRAT MODE HSR selects higher symbol rate mode BB GSM FRAM1 SLOT1 TYPE H16Q selects HSR 16QAM burst type for slot 1 BB GSM FRAM1 SLOT1 FILT TYPE EWPS selects Wide Pulse Shape filter for slot 1 Options R amp
100. le choice User Manual 1175 6684 02 02 53 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor When a frame slot is saved the changed extended training sequence is also saved Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch ETSC USER on page 106 Training Sequence Sync Burst Fields Selects Training Sequence Sync for the Access burst There is a choice of three predefined 41 bit training sequences sync Additionally user defined training sequence sync can be defined in the User Sync field and is then also available for selection Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SYNC SELect on page 106 Sync Pattern Burst Fields Edits the Training Sequence Sync for the Access burst When a sequence has been changed the Training Sequence Sync field also displays User as a possible choice When a frame slot is saved the amended training sequence sync is also saved Remote command SOURce hw BB GSM FRAMe Xdi SLOT stO SUBChannel us USER ch SYNC USER on page 107 Fixed Burst Fields Selects the data content of the Fixed field in the Frequency Correction burst There is a choice of two fixed 142 bit data contents prescribed by the standard The User data content can also be selected This pattern can be edited in the Fixed
101. length between 156 and 157 symbols At a slot length of 156 symbols a period of 1 symbol and a symbol rate of 270 833 ksymb s the clock is 0 577 ms and at 157 symbols it is 0 580 ms FRAMe A frame clock with the frame period specified using command SOUR BB GSM TRIG OUTP PER FRAM is generated on the out put connector The marker signal is generated after every speci fied number of frames A GSM EDGE frame has 1250 symbols At a symbol rate of 270 833 ksymb s and a period of 1 the clock is 4 615 ms PULSe A pulsed marker signal is generated The pulse frequency PATTern A marker signal is generated with the aid of a user definable bit pattern The bit pattern is entered with the aid of command SOURce BB GSM TRIGg OUTP PATT The bit pattern is a max imum of 32 bits long RATio A regular marker signal corresponding to the Time Off Time On specifications in the commands SOUR BB GSM TRIGge OUTP OFFT and SOUR BB GSM TRIGg OUTP ONT is generated RST FRAMe BB GSM TRIG OUTP2 MODE PULS selects the pulsed marker for the corresponding marker signal See Marker Mode on page 20 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt ONTime lt OnTime gt SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt OFFTime lt Offfime gt The command sets the number of symbols in a period ON time OFF time during which the marker signal in setting SOURce BB GSM TRIGger OUTPut MODE RATio onthe marker outputs is OFF
102. ling Flag Burst Fields Sets the Use Stealing Flag feature The setting applies to both S fields If not used the flag stealing bit is allocated to the data field concerned which then becomes 58 data bits long instead of 57 Remote command SOURce hw BB GSM FRAMe di SLOT stO SUBChannel us USER ch SFLag USE on page 104 Stealing Flag Burst Fields Sets a value for the Stealing Flag feature The setting applies to both S fields Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SFLag on page 104 REDEEM CE E OU User Manual 1175 6684 02 02 52 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor Training Sequence Set Burst Fields Determine whether the GMSK normal burst or VAMOS subchannel uses TSC set 1 or set 2 Assign different TSC set to each of the two subcahnnels to ensure that the training sequences configured for the VAMOS subchannels have a very low cross correlation Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce TSC SET on page 105 TSC Burst Fields Selects the Training Sequence Code There are 8 predefined training sequences to choose from in each case those for GSM are 26 bits long and those for EDGE are 78 bits A user define
103. lot 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 gsm_slu and gsm hslu will be deleted Setting parameters Filename string Example BB GSM SLOT ULIS DEL NB deletes file NB Usage Setting only Manual operation See File Manager on page 30 User Manual 1175 6684 02 02 72 GSM EDGE EDGE Evolution Remote Control Commands tH ee 4 3 4 3 1 Modulation Filter Settings SOURce hw BB GSN FRAMe di SLOT stO SUBChannel us USER lt ch gt ULISt LOAD Filename This command loads the selected file with user defined slot 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 gsm s1u and gsm hslu will be loaded Setting parameters Filename string Example BB GSM SLOT ULIS LOAD NB loads file NB Usage Setting only Manual operation See Recall User Frame Slot on page 30 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ULISt STORe lt Filename gt This command stores the current slot settings into th
104. lt ch gt SYNC USER 107 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ULISt CATalog 72 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ULISt DELete 72 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ULISt LOAD 73 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt ULISt STORe 73 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCce DATA EE 101 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCce pup us c 102 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCce DATA DEISH CAT alOG eege ine rure edt i ia enger teks 103 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCce DATA PAT Sl E E N 103 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCce RE 105 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCce RTE 105 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT
105. lt st0 gt SUBChannel lt us gt USER lt ch gt SOURCce Ee 105 SOURce hw BB GSM FRAMe di SLOT sstO USER ch TRIGger OUTPut TAG 108 SOURce hw BB GSM TRIGger SEQuence essere nennen rennes 82 P User Manual 1175 6684 02 02 112 GSM EDGE EDGE Evolution Index Symbols Dummy BUESE sos cited diacetate 44 98 16QAM Burst sessee enne 44 98 E 32QAM Burst ssssssseeee eee 44 98 EDGE TT 44 98 A eee eege 41 96 eor RE 42 96 Te EE 44 98 Edge slope e eie Enie 41 97 All Data 16QAM Burst sssesmm 44 98 STEE A0 All Data 32QAM Burst ssssessseeeen 44 98 ETSC Extended Training Sequence 53 106 All Data AQPSK m Execute Trigger ecce eene oreste eene Er uncle 84 All Data EDGE Burst cec 44 98 External Clock Trigger Delay 88 All Data GSM Burst E 44 98 External Clock Trigger Inhibit 89 Angle alpha External Trigger Delay eene 19 AGPSK Bu tsSL i i cp rdi d pacte gedd 44 Armed AUO sees ii ea etie ee 16 82 F Armed Retrigger n Arm Trigger mM er dS Er M He 17 83 Fall CT 42 95 Attenuation esscet tette 42 99 Filter Parameter X 33 78 Aulgsc seul LL IR eae ates 16 82 Filter Type ose ener 33 78 Filter Type 16QAM e
106. mplete signal is not yet needed Since all the modulation parameters for the signal are conform to the standard only the symbol rate mode normal or higher symbol rate and the modulation MSK or FSK for GSM 8PSK EDGE for EDGE and 16QAM EDGE or 32QAM EDGE for EDGE Evolution have to be selected The symbol rate and filter configuration are set accordingly This mode can be used for quick measurements of the spectrum or signal quality e g EVM Provided are the following settings Data Selects data source You may choose from the following data sources All 0 All 1 0 data or 1 data is internally generated Pattern A user definable bit pattern with a maximum length of 32 bits is inter nally generated The bit pattern is defined in the Pattern input box PRBS xx PRBS data in accordance with the IUT T with period lengths between 29 1 and 223 1 are internally generated Data List Internal data from a programmable data list created with the aid of the data editor is used Data lists are selected from the Select List subdialog Remote command SOURce hw BB GSM FRAMe Xdi SLOT stO SUBChannel us USER lt ch gt SOURce DATA on page 101 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATA PATTern on page 103 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATA DLISt on
107. mulation Mode on page 14 SOURce lt hw gt BB GSM SRATe lt SRate gt The command sets the symbol clock Possible units are Hz KHz MHz Sym s kSym s MSym s Parameters lt SRate gt float Range 400 Hz to 25 MHz Increment 0 001 Hz RST 270 833 kHz Default unit Hz Example BB GSM SRAT 270 9 kHz sets the symbol clock to 270 9 kHz Manual operation See Symbol Rate on page 31 SOURce lt hw gt BB GSM SRATe MODE Mode Set the symbol rate mode i e determines whether a normal bursts NB or higher symbol rate bursts HB will be generated Parameters lt Mode gt NSRate HSRate RST NSRate User Manual 1175 6684 02 02 67 GSM EDGE EDGE Evolution Remote Control Commands i H P Jn Save Recall Frame Slots Example BB GSM SRAT HSR selects higher symbol rate mode BB GSM SRAT queries the symbol clock Response 325 Options for instruments equipped with option K41 only Manual operation See Symbol Rate Mode on page 14 SOURce lt hw gt BB GSM STATe State The command switches on the modulation in accordance with the GSM standard Any other standards or digital modulation that may be in the ON state will be automatically turned OFF in case of two path instruments this affects the same path Parameters State 0 1 OFF ON RST OFF Example BB GSM STAT ON switches GSM mod
108. nal INTernal The instrument uses its internal clock reference EGC1 EGC2 External global clock ELCLock External local clock RST INTernal Example BB GSM CLOC SOUR INT selects an internal clock reference BB GSM CLOC MODE SYMB specifies that a symbol clock is supplied via the respective clock connector Manual operation See Clock Source on page 23 Trigger Settings This section lists the remote control commands necessary to configure the trigger SOURCe hw EBB GSM TRIGger SEQUENCE 22222 2 pItdo tio nre Xe iiia 82 SOURce hw BB GSM TRIGger ARM EXEQOute esses ener eene 83 ESOURceshw9rBB GSMITRIGger EXE QUI aca Loretta rnnt etnies 84 SOURce hw BB GSM TRIGger EXTernal SYNChronize OUTPut eese 84 TSOUbRcechuwslBBGGMTRlGoer OBAGeband D I au 85 SOURce hw BB GSM TRIGger OBASeband INHibit neueren nnn nnns 85 SOURce hw BB GSM TRIGger RMODe essere eh nnne renes 85 SOURce hw BB GSM TRIGger SLENgth eeeeiiieee esses eite enn hana nnn ions 86 SOURceshw EBB GSM TRIGger SEUNIt 2 arri iiia NEEN EE 86 ESOURce hw E BB GSM TRIGger SOURCe eren i aoaia EE 87 SOURce hw BB GSM TRIGger EXTernal DELay sese 88 SOURce hw BB GSM TRIGger EXTernal INHibit eeeeeeeecenennn 88 SOURce hw BB GSM TRIGger EXTernal CLOCKk DELay
109. nds 4 H H A J Jm ee Primary Commands Setting parameters Filename string Example BB GSM SETT DEL gsm 1 deletes file gsm 1 Usage Setting only Manual operation See Save Recall on page 13 SOURce lt hw gt BB GSM SETTing LOAD Filename This command loads the selected file with GSM settings The directory is set using com mand 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 gsm will be loaded Setting parameters Filename string Example BB GSM SETT LOAD gsm 1 loads file gsm 1 Usage Setting only Manual operation See Save Recall on page 13 SOURce lt hw gt BB GSM SETTing STORe Filename This command stores the current GSM settings into the selected file The directory is set using command MMEM CDIRectory A path can also be specified in which case the files inthe specified directory are read Only the file name has to be entered GSM settings are stored as files with the specific file extensions gsm Setting parameters Filename string Example BB GSM SETT STOR gsm 1 stores the current GSM settings into file gsm 1 Usage Setting only Manu
110. nel lt us gt DI determines the VAMOS subchannel USER lt ch gt DI available user in a half rate mode Lee User Manual 1175 6684 02 02 61 GSM EDGE EDGE Evolution Remote Control Commands 0 4 1 Primary Commands Basic tasks that are also performed in the base unit in the same way are not described here For a description of such tasks see the R amp S SMW User Manual In particular this includes e Managing settings and data lists i e storing and loading settings creating and accessing data lists etc e Information on regular trigger marker and clock signals as well as filter settings if appropriate e General instrument configuration e g checking the system configuration configuring networks and remote operation e Using the common status registers The following commands specific to the GSM EDGE are described here Primary Commands SOURSeshwS I BBIGSMISEENGE TE 62 SOURceshwes BREG SMF LENGI TE 62 SOURCeshw Ee E 63 LSOUbRcechuwzslBBGSMERAMe dREbettons eren 63 SOURceshws e RTE Te DEE 63 PSOGURCEshw gt BEIGSMIMODE EE 64 E SOURce hw HBBIGSMIPRESGL EE 64 TSOUbRcechuwzsl BB GSM GATTenuatlon cchz enne 65 SOURCeshweEBE GSMESET Ting KE KEE 65 E SOURce hw I ERR ve OR 65 SOURce lt hw gt BB GSM SETTNg LOAD nennen enne ntn nnnt rn nnn nnns 66 SOURcGCeshwP E BB GSNMESET Ting S TOR ecce diete ratae dace o Re edet tente sab deze ks 66 SOURCeshw FBB GSM SMODJA E
111. ning the Clock The provided clock signals are not dedicated to a particular connector but can be mapped 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 e Define the signal source i e select the Clock Source e Define the connector USER or T M C the selected signal is provided at i e configure the Local and Global Connector Settings Clock Source Selects the clock source e Internal The 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 GSM CLOCk SOURce on page 82 User Manual 1175 6684 02 02 23 GSM EDGE EDGE Evolution GSM EDGE User Interface P CTH PH Pee Local and Global Co
112. nnected in all the frames of the multiframe signal Remote command SOURce lt hw gt BB GSM FRAMe di MULTislot st0O STATe on page 103 Number of Slots Defines the number of consecutive slots that will be linked to a multislot The multislot always starts with the current slot The value range therefore depends on the current slot index A maximum of 8 slots slot O to slot 7 can be combined 1 8 current index Remote command SOURce lt hw gt BB GSM FRAMe di MULTislot st0 COUNt on page 100 VAMOS Offset Jitter Enables disables the simulation of a timing jitter for GMSK bursts The test specification 3GPP TS 45 005 Annex Q5 defines that for uplink tests in VAMOS mode both interference and sensitivity limited cases are specified for VAMOS subchan nel 1 that is offset in time and frequency with respect to VAMOS subchannel 2 If this parameter is activated the instrument applys a timing offset jitter with randomly selected value in the range of 1 0 or 1 symbol period The timing offset changes between the bursts within a burst the instrument keeps the time and frequency offsets constant The random function for applying of the frequency offset will be implemented in future firmware version Remote command SOURce hw BB GSM FRAMe lt di gt SLOT lt st0 gt VOJitter on page 101 Burst Fields Comprises settings for configuring of the individual burst fields User Manual 1175 6684 02
113. nnector Settings Clock Mode Enters the type of externally supplied clock Remote command SOURce lt hw gt BB GSM CLOCk MODE on page 80 Symbol Clock Multiplier Enters the multiplication factor for clock type Multiple Remote command SOURce lt hw gt BB GSM CLOCk MULTiplier on page 81 Symbol Clock Divider Enters the divider for clock type Fraction Remote command SOURce lt hw gt BB GSM CLOCk DIVider on page 81 Measured External Clock Provided for permanent monitoring of the enabled and externally supplied clock signal Remote command CLOCk INPut FREQuency 3 5 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 settings For more information refer to the description R amp S SMW User Manual section Local and Global Connectors 3 6 Mode Unframed 1 To access this dialog select General gt Sequence Mode gt Unframed 2 Select Unframed Configuration User Manual 1175 6684 02 02 24 GSM EDGE EDGE Evolution GSM EDGE User Interface Mode Unframed This dialog displays the signal in Unframed mode no frames no power ramping In Unframed mode a modulation signal without slot or frame structure is generated The modulated carrier without power ramping is often enough for initial tests and in case the co
114. ontains multiple DATA fields these are treated as a continuous field and for instance a pseudo random sequence is continued without interruption from one DATA field to the next You may choose from the following data sources All 0 A 0 data or 1 data is internally generated PRBS PRBS data in accordance with the IUT T with period lengths between 29 1 and 273 1 are internally generated Pattern A user definable bit pattern with a maximum length of 64 bits is inter nally generated The bit pattern is defined in the Pattern input box Data List Uses data from a programmable data list The data can be generated internally with the aid of the binary editor in the R amp S Signal Generator or externally by the user with the aid of any editor Data lists are selected from the Select List file dialog Remote command SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt SOURce DATA on page 101 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt ER lt ch gt SOURce DATA PATTern on page 103 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt S ER ch SOURce DATA DLISt CATalog on page 103 SOURce lt hw gt BB GSM FRAMe di SLOT stO SUBChannel us ER ch SOURce DATA DLISt on page 102 Use Stea
115. page 102 User Manual 1175 6684 02 02 25 GSM EDGE EDGE Evolution GSM EDGE User Interface Mode Framed single 3 7 Mode Framed single 1 To access this dialog select General gt Sequence Mode gt Framed Single 2 Select Framed Single Configuration Trigger In Frame Select Slot To Configure en ee ques AQPSK GSM EDGE A 0 1 2 3 e Save Recall Frame This dialog displays the frame structure and gives access to the dialog for saving and loading a frame structure The Framed single mode generates a modulation signal which is defined by the struc ture of a single frame The frame structure is repeated cyclically but the useful data is continuously generated The frame structure is displayed in graphical form Slot parameters can be defined in the burst editor which is called when the slot is selected in the graphical display see chap ter 3 12 Burst Editor on page 43 You can define half rate slots The characteristics of each half rate slot can be defined separately Each active slot is represented by a burst symbol Two half rate slots occupy the space of a full rate slot A slot in which the level has been attenuated is represented by a lower amplitude burst Inactive slots Slot Level Off are shown as a horizontal bar If multislots have been defined the banded slots are surrounded by a frame slots 5 to 7 in the illustration When a half rate slot has been
116. r channels on One Slot 9 GSM EDGE User Interface ooo eege 12 General Settings insieme eiie onec ice cried e Dena dee Ec o REEL x abun 12 Din p 15 L En CHEST SUDO e 19 Clock TE d Le CET 22 Local and Global Connector Settings seen 24 Mode Unframed 5 eiie cere tete cereo LEE Deren Lei ere EE eene nes 24 Mode Framed HE UE BEE 26 Mode Framed dou uble SEENEN trente ete trente cre kr e pua uerus geed 27 Save Recall Frame Slots icio etes creed EENS Ee cad dab ca a aa aab Ec 29 Modulation Filter oni ier REENEN DVC 31 General Settings Lm EN MSKIFSK Settings i eater rt E e e ge a E 32 AQPSK Setllhgs TEE 33 BPSK EDGE Setlirigs uie rt rre er et o e ented 35 16 QAM Eu le EE 35 SZQAM SOUINGS E 36 HSR QPSK Settlhigs EE 37 H R 16QAM ln EEN 38 le SC Wel EE 39 ARB Settings siis cedit eddie tidie etia ddde a de idi e bkn e hu dde d ek dd aas 39 Power Ramping Slot Attenuation essen nnne 40 nisl m 43 Slot Marker Definition reiecit iced ic ceret cene eed ce ccsvevectie Lr aoc 56 Pe User Manual 1175 6684 02 02 3 GSM EDGE EDGE Evolution Contents m A 4 1 4 2 4 3 4 3 1 4 3 2 4 4 4 5 4 6 4 7 4 8 4 9
117. r for 16 QAM signal The filter is permanently set to GAUSS linearized Remote command SOURce hw B 3 10 6 32QAM Settings B GSM FILTer N16Qam TYP E on page 79 1 To access this dialog select Symbol Rate Mode gt Normal Symbol Rate 2 To access this di alog select 32 QAM GSM EDGE A Modulation Filter ARB Modulation 32QAM EDGE Gauss linear This dialog comprises the 32 QAM modulation settings 3 10 7 Modulation Filter Modulation Type 32QAM Displays modulation type for signal The modulation type 32QAM has 5 bits per symbol Remote command SOURce lt hw gt BB GSM N32Qam FORMat on page 76 Filter Displays filter for 32QAM signal The filter is permanently set to GAUSS linearized Remote command SOURce lt hw gt BB GSM FILTer N32Qam TYPE on page 79 HSR QPSK Settings 1 To access this dialog select Symbol Rate Mode gt Higher Symbol Rate 2 To access this dialog select HSR QPSK GSM EDGE A Modulation Filter ARB Modulation QPSK EDGE Narrow Pulse Shape Wide Pulse Shape This dialog comprises the HSR QPSK modulation settings Modulation Type HSR QPSK for Higher Symbol Rate only Displays modulation type for signal The modulation type QPSK EDGE has 2 bits per symbol Remote command SOURce lt hw gt BB GSM HOPSk FORMat on page 76 Filter for Higher Symbol Rate only Displays the filters for HSR QPSK EDGE signal
118. rame consists of 8 timeslots or simply slots Each slot can be separately turned on or off A maximum of 7 different level attenuation values can be defined and allocated separately to the 8 slots quite independently of one another In order to configure a slot it is necessary to define a burst type Different burst types are available depending on the installed options on the instrument For instruments equipped only with optionR amp S SMW K40 you can choose between data bursts Normal full rate and half rate and EDGE control bursts Access Frequency Cor rection and Synchronization a Dummy Burst and bursts for test purposes All Data GSM and EDGE Not only can you generate half rate slots but you can also define multislots for HSCSD high speed circuit switched data and E GPRS general packet radio service configurations at the physical level if necessary allocating multiple slots to a single connection channel banding The optionR amp S SMW K41 extends the available burst types with burst types defined for normal symbol rate and higher order modulation schemes such as the data burst Normal 16QAM and 32QAM and All Data 16QAM and 32QAM as well as with the burst types defined for higher symbol rates HSR QPSK 16QAM and 32QAM and HSR All Data QPSK 16QAM and 32QAM Higher symbol rates are achieved by reduction of the symbol period and employing of higher symbol rate bursts HB instead of the normal burst NB A normal burst
119. rigger For internal trigger source executes trigger manually Remote command SOURce lt hw gt BB GSM TRIGger EXECute on page 84 P User Manual 1175 6684 02 02 17 GSM EDGE EDGE Evolution GSM EDGE User Interface Trigger Settings Trigger Source Note To enable simultaneous signal generation in all basebands the trigger settings in the available basebands are coupled in any instrument s configuration involving signal routing with signal addition e g MIMO configuration routing and summing of basebands and or streams For more information refer to chapter Basics in the R amp S SMW user manual The following sources of the trigger signal are available e Internal The trigger event is executed manually by the Execute Trigger e Internal Baseband A B The trigger event is provided by the trigger signal from the other basebands 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 e External
120. s correspondingly higher data transfer rates If a frame contains an active EDGE burst the higher bit clock 3 x sym bol clock is always output on the clock outputs If the EDGE burst is removed from the frame the lower bit clock symbol clock is auto matically output again An EDGE burst carries 2x 3 58 348 encrypted bits Data Data 174 174 Normal 16QAM Normal 32QAM Synchroniza tion Frequency Correction Dummy Normal Symbol Rate Selects a normal burst with 16QAM modulation scheme 4 bits per symbol A normal 16QAM burst carries 2x 4 58 464 encrypted bits 232 232 Normal Symbol Rate Selects a normal burst with 32QAM modulation scheme 5 bits per symbol A normal 32QAM burst carries 2x 5 58 580 encrypted bits Data Data 290 290 Normal Symbol Rate The Synchronization burst is sent by the base station only and is used for bit synchronization For this purpose it contains a 64 bit Extended Training Sequence Data Data Normal Symbol Rate The Frequency Correction burst is sent by the base station only The user equipment uses the burst in order to synchronize with the carrier frequency and to compensate for any possible Doppler effect 142 Normal Symbol Rate The Dummy burst is sent by the base station only It acts as a modu lation signal when there is no data burst available This burst type is defined in the standard and has an unalterable preci
121. selected two frames are generated alternately Each frame holds one of the two half rate users User Manual 1175 6684 02 02 26 GSM EDGE EDGE Evolution GSM EDGE User Interface Mode Framed double Example The following configuration is set from a frame with two slots that contain half rate users T mo Select Slot To Confi m a As a result the following two frames are generated alternately e Frame with half rate user 1 es Select Slot To Confi m o o Frame Select Slot To Configure Norm Ee Provided are also the following settings e Frame with half rate user 2 Save Recall Frame Access the Save Recall Frame dialog for selecting of predefined or user defined frames see chapter 3 9 Save Recall Frame Slots on page 29 Remote command n a 3 8 Mode Framed double 1 To access this dialog select General gt Sequence Mode gt Framed Double 2 Select Framed Double Configuration PE User Manual 1175 6684 02 02 27 GSM EDGE EDGE Evolution GSM EDGE User Interface Mode Framed double Frame1 Select Slot To Configure 0 1 2 3 4 5 Save Recall Frame Frame Repetition Frame2 Select Slot To Configure 0 1 2 3 4 5 Save Recall Frame Frame Repetition This dialog displays the frame structure and gives access to the dialog for saving and loading a frame structure The Framed double mode generates multiframe s
122. sely defined data pattern Fixed 142 User Manual 1175 6684 02 02 46 GSM EDGE EDGE Evolution Access All Data GMSK All Data AQPSK All Data BPSK EDGE All Data 16QAM All Data 32QAM HSR QPSK HSR 16QAM GSM EDGE User Interface Burst Editor Normal Symbol Rate This burst type is sent by a user equipment to a base station as the first burst in order to determine the timing advance It is used for synchro nizing with the base station 36 Normal Symbol Rate This and the following normal symbol rate burst types are not defined in the standard They serve as the output basis for defining a new burst type with user programmable data content for test purposes An All Data GMSK burst carries 148 encrypted bits 148 An All Data AQPSK burst carries 148 encrypted bits per subchannel SubChannel 1 Data 148 SubChannel 2 Data 148 Normal Symbol Rate An All Data EDGE burst carries 3x148 444 encrypted bits Data 444 Normal Symbol Rate An All Data 16QAM burst carries 4x148 592 encrypted bits Data 592 Normal Symbol Rate An All Data 32QAM burst carries 5x148 740 encrypted bits Data 740 Higher Symbol Rate Selects a higher symbol rate burst with QPSK modulation scheme 2 bits per symbol A higher symbol rate burst carries 2 69 138 unmodulated encrypted bits i e a HSR QPSK burst carries 2x 2 69 276 encrypted bits
123. slots see table Normal Symbol Rate Slot 0 4 1 3 5 7 Guard Length 9 symbol periods 8 symbol periods Higher Symbol Rate Slot 0 2 4 6 1 3 5 7 Guard Length 11 symbol periods 10 symbol periods If the field Ignore 1 4 symbol slot length 156 symbols Ignore 7 symbol slot length 187 symbols is enabled all slots are 156 respectively 187 symbols long The extra 1 4 resp 1 2 symbols is omitted The guard field for the burst always has the same length regardless of the slot index For normal burst a frame is therefore 1248 symbols long instead of 1250 Respectively the length of the frame in a higher symbol rate burst is then 1496 symbols long instead of 1500 symbols Remote command n a Extended Guard Burst Fields Displays the data content of the Extended Guard field in the Access burst In order for a frame to contain exactly 1250 symbols as prescribed in the GSM standard the length of the extended Guard fields is different for different slots The field length is 68 bits in slots 1 2 3 5 6 7 and 69 bits in slots O and 4 If the field Ignore 1 4 symbol slot length 156 symbols is enabled all slots are 156 symbols long The extra 1 4 symbol is omitted The extended guard field for the burst always has the same length regardless of the slot index A frame is therefore 1248 sym bols long in place of 1250 Remote command n a EE User Manual 1175 6684 02 02 55
124. ss linearized Usage Query only Manual operation See Filter on page 35 SOURce lt hw gt BB GSM FILTer N16Qam TYPE Queries filter for 16QAM signal The filter is permanently set to GAUSS linearized Return values lt Type gt LGAuss Example BB GSM FILT N160 TYPE queries the filter type Response LGA Usage Query only Options K41 Manual operation See Filter on page 36 SOURce lt hw gt BB GSM FILTer N32Qam TYPE Queries filter for 32QAM signal The filter is permanently set to GAUSS linearized Return values lt Type gt LGAuss Example BB GSM FILT N32Q TYPE queries the filter type Response LGA Usage Query only Le User Manual 1175 6684 02 02 79 GSM EDGE EDGE Evolution Remote Control Commands es 4 4 Clock Settings Options K41 Manual operation See Filter on page 37 SOURce lt hw gt BB GSM FILTer H16Qam TYPE Type Sets the filter for HSR 16QAM signal Parameters Type ENPShape EWPShape RST ENPShape Example BB GSM FILT H16Q TYPE ENPS SOURce lt hw gt BB GSM FILTer H32Qam TYPE Type Sets the filter for HSR 32QAM signal Parameters Type ENPShape EWPShape RST ENPShape Example BB GSM FILT H32Q TYPE ENPS Manual operation See Filter on page 38 SOURce hw BB GSM FILTer HQ
125. st Half rate user 1 is transmitted in all the frames with an even index frames 0 2 4 etc and half rate user 2 is transmitted in the frames with an odd index frames 1 3 etc See alsochapter 3 7 Mode Framed single on page 26 User 1 User 2 57 1 1 57 57 1 57 Normal AQPSK Full Rate Full Rate The data of pair of users is multiplexed on the two VAMOS subchannels of a single physical radio resource See also chapter 2 1 VAMOS Voice services over Adaptive Multi user channels on One Slot on page 9 SubChannel 1 SubChannel 2 Data S S Data Data S S Data Normal AQPSK Full Rate Half Rate Three users are using the same radio resource one full rate VAMOS user on the subchannel 1 and two half rate VAMOS users on the sub channel 2 SubChannel 1 SubChannel 2 User 1 User2 H SLT EH OH ETC ET 7 NH Normal AQPSK Half Rate Half Rate A single time slot is shared by four users two VAMOS subchannels each used by two half rate users ES 7 SubChannel 1 SubChannel 2 User 1 User2 User 1 User2 Data S S Data Data S S Data Data S S Data Data S S Data 57 1 11 57 57 1 1 57 57 1 15 57 57 1 1 57 User Manual 1175 6684 02 02 45 GSM EDGE EDGE Evolution GSM EDGE User Interface Normal 8PSK EDGE Burst Editor Normal Symbol Rate The higher bit clock associated with EDGE achieve
126. symbol rate mode i e determines whether a normal bursts NB or higher symbol rate bursts HB will be generated Remote command SOURce lt hw gt BB GSM SRATe MODE on page 67 Simulation Mode Selects the modulation for the signal for the Unframed Sequence Mode The signal is generated without slot or frame structure The available simulation modes depend on the selected symbol rate e Normal Symbol Rate GSM MSK or FSK AQPSK 8PSK EDGE 16QAM and 32QAM e Higher Symbol Rate HSR QPSK HSR 16QAM and HSR 32QAM E User Manual 1175 6684 02 02 14 GSM EDGE EDGE Evolution GSM EDGE User Interface 3 2 Trigger Settings For GSM the modulation to be used MSK or FSK is set by means of the parameter Modulation in the Modulation Filter menu Remote command SOURce lt hw gt BB GSM SMODe on page 66 Modulation Filter Access the Modulation Filter dialog see chapter 3 10 Modulation Filter on page 31 Remote command n a Power Ramping Slot Attenuations Access the Power Ramping Slot Attenuation dialog This dialog is used to set the power ramping parameters and for setting values for the level attenuation in dB see chap ter 3 11 Power Ramping Slot Attenuation on page 40 The currently selected ramp function and ramp time are displayed Remote command n a Trigger Settings This tab provides access to the settings necessary to select and configure the trigger lik
127. t USER lt ch gt SYNC USER User The command outputs the bit pattern of the User Sync sequence for the Access burst The length is 64 bits Superfluous bits are truncated on input Missing bits are filled with 0 The command is valid only for selection BB GSM SLOT SYNC SEL USER and for burst type selection BB GSM SLOT TYPE ACC Parameters User integer Range B0 1 to B111 41 RST Bit pattern from TO Example BB GSM SLOT1 TYPE ACC selects Access burst for slot 1 BB GSM SLOT1 SYNC SEL USER selects the User Sync sequence BB GSM SLOT1 SYNC USER HFFFFFFFFFFO 41 enters the User Sync sequence Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt FCORrection FlXed Fixed The command selects the content of the FIXED field for the Frequency Correction burst There is a choice of two predefined sequences STANdard and COMPact and if defined a USER sequence only for burst type selection BB GSM SLOT TYPE FCORrection Parameters Fixed STANdard COMPact USER RST STANdard Example BB GSM SLOT TYPE FCOR selects Frequency Correction burst for slot 1 BB GSM SLOT FCOR FIX COMP selects content type COMPact for the Fixed field Manual operation See Burst Fields on page 50 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0
128. t on page 84 External Trigger Delay For external trigger signal or trigger signal from the other path sets the trigger signal delay One possible application field of this feature is the synchronization of the instrument with the device under test DUT or other external devices For more information see chapter Basics in the R amp S SMW User Manual Remote command SOURce lt hw gt BB GSM TRIGger EXTernal DELay on page 88 SOURce lt hw gt BB GSM TRIGger OBASeband DELay on page 85 External Trigger Inhibit 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 lt hw gt BB GSM TRIGger EXTernal INHibit on page 88 SOURce lt hw gt BB GSM TRIGger OBASeband INHibit on page 85 Marker Settings This tab provides an access to the settings necessary to select and configure the marker output signal like the marker mode or marker delay settings User Manual 1175 6684 02 02 19 GSM EDGE EDGE Evolution GSM EDGE User Interface Marker Settings o This section focuses on the available settings For information on how th
129. t are color coded Field Color Data Fixed Mixed Stealing white Training Sequences TSC ETSC SYNC yellow Tail extended Tail green Guard extended Guard blue The rest of the dialog displays the data contained in fields predefined by the standard for the current burst type Data fields with variable content can be edited The value at which they are currently set is shown on a button Pressing the button activates the value that has been entered Values in fields with permanently predefined content are not highligh ted in any way This dialog changes according to the selected Burst Type The following sections list all possible settings and displays for the various burst types If a setting applies only to a particular burst type this is mentioned for the parameter concerned Burst Type Selects burst type User Manual 1175 6684 02 02 44 GSM EDGE EDGE Evolution GSM EDGE User Interface Burst Editor The available burst types depend on the selected Symbol Rate Mode Note Higher Symbol Rate Mode AQPSK modulations and higher order modulation schemes 16QAM and 32QAM are available for instruments equipped with option R amp S SMW only Normal GMSK Full Rate Normal Symbol Rate The useful data is transmitted in the Normal Burst NB A normal burst carries 2 58 116 encrypted bits 57 1 1 57 Normal GMSK Half Rate Normal Symbol Rate The useful data is transmitted in the Normal bur
130. t di gt SLOT lt st0 gt SUBChannel lt us gt USER ch 36 0 4 ei Tp 107 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt RSR TR FIXed PATTE EE 107 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt SUBChannel lt us gt USER lt ch gt BUMMy MIG PAW nioe a aa EA aa E A Ei 108 SOURce lt hw gt BB GSM FRAMe lt di gt SLOT lt st0 gt TYPE Type The command selects the burst slot type Parameters lt Type gt NORMal HALF EDGE SYNC FCORrection DUMMy ACCess ADATa AEDGe N16Qam N32Qam A16Qam A32Qam HQPSk H16Qam H32Qam HAQPsk HA16Qam HA32Qam NAFF NAFH NAHH AAQPsk N16Qam N32Qam Normal 16QAM Normal 32QAM HQPSk H16Qam H32Qam HSR QPSK HSR 16QAM HSR 32QAM NAFF NAFH NAHH Normal AQPSK Full rate Full rate Normal AQPSK Full rate Half rate Normal AQPSK Half rate Half rate Axxxxx All Data The types All Data GSM ADATa All Data EDGE AEDGe All Data AQPSK AAQPSk All Data 16QAM A16Qam All Data 32QAM A32Qam HSR All Data QPSK HAQPsk HSR All Data 16QAM HA16Qam and HSR All Data 32QAM HA32Qam are not defined in the standard RST NORMal Example BB GSM SLOT TYPE DUMM selects DUMMY burst type for slot 1 Options Higher Symbol Rate Mode higher order modulation schemes 16QAM and 32QAM and AQPSK modulation are available for instruments equipped with op
131. tart e Single The signal is generated only when a trigger event occurs Then the signal is generated 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 GSM TRIGger SEQuence on page 82 Signal Duration Unit Defines the unit for describing the length of the signal sequence to be output in the Single trigger mode Remote command SOURce lt hw gt BB GSM TRIGger SLUNit on page 86 Trigger Signal Duration Enters the length of the signal sequence to be output in the Single trigger mode The input is expressed in the signal units 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 GSM TRIGger SLENgth on page 86 Running Stopped 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 GSM TRIGger RMODe on page 85 Arm Stops the signal generation until subsequent trigger event occurs Remote command SOURce lt hw gt BB GSM TRIGger ARM EXECute on page 83 Execute T
132. th 187 sym Selects constant slot length This setting affects all burst types User Manual 1175 6684 02 02 31 GSM EDGE EDGE Evolution GSM EDGE User Interface Modulation Filter In a normal burst NB the GSM slot has a length of 156 25 symbols Compensation for the 1 4 symbol takes the form of an extra symbol every 4th slot This means that some slots are 156 long and some are 157 long Compensation takes place in the guard field of the burst seechapter 3 12 Burst Editor on page 43 In a higher symbol rate burst HB the average slot is 187 5 symbols long Compensation for 75 symbol means that each second slot gets an extra symbol and is 188 symbols long while the rest uses a slot length of 187 symbols If the field Ignore 1 4 symbol slot length 156 symbols Ignore 72 symbol slot length 187 symbols is enabled all slots are 156 respectively 187 symbols long The extra 1 4 resp L symbol is omitted The guard field for the burst always has the same length regardless of the slot index For normal burst a frame is therefore 1248 symbols long instead of 1250 Respectively the length of the frame in a higher symbol rate burst is then 1496 symbols long instead of 1500 symbols Remote command SOURce lt hw gt BB GSM I SLength on page 63 Force Dummy Bits to 1 A modulating bit stream consisting of consecutive ones is used for inactive slots accord ing to GSM 05 04 If this parameter is disabled the inact
133. the signal from the second path Parameters lt Delay gt float Range 0 Symbols to 2432 1 Symbols Increment 1 symbol for CLOCk SOURce EXT 0 01 symbols for CLOCk SOURCce INT RST 0 Symbols Example BB GSM TRIG SOUR OBAS sets for path A the internal trigger executed by the signal from the second path path B BB GSM TRIG OBAS DEL 200 sets a delay of 200 symbols for the trigger Manual operation See External Trigger Delay on page 19 SOURce lt hw gt BB GSM TRIGger OBASeband INHibit lt Inhibit gt The command specifies the number of symbols by which a restart is to be inhibited fol lowing a trigger event This command applies only for triggering by the second path Parameters lt Inhibit gt integer Range 0 Symbols to 2432 1 67 108 863 Symbols Increment 1 Symbol RST 0 Symbols Example BB GSM TRIG SOUR OBAS sets for path A the internal trigger executed by the signal from the second path path B BB GSM TRIG OBAS INH 200 sets a restart inhibit for 200 symbols following a trigger event Manual operation See External Trigger Inhibit on page 19 SOURce lt hw gt BB GSM TRIGger RMODe The command queries the status of frame generation for all trigger modes with GSM EDGE modulation on E User Manual 1175 6684 02 02 85 GSM EDGE EDGE Evolution Remote Control Commands T JmE Y Que qe Trigger Settings
134. tion R amp S SMW K41 only Manual operation See Burst Type on page 44 ERA User Manual 1175 6684 02 02 98 GSM EDGE EDGE Evolution Remote Control Commands Q Q P n Burst Editor SOURce hw BB GSN FRAMe di SLOT stO SUBChannel us USER lt ch gt LEVel Level The command defines the power control level of the selected slot Parameters Level OFF ATT FULL OFF The slot is inactive ATT The power is reduced by the amount defined using BB GSM SLOT ATT FULL Full power as specified by the level setting RST Slot 0 FULL Slots 1 7 OFF Example BB GSM SLOT2 LEV FULL selects power control level Full Power for slot 2 Manual operation See Slot Level on page 49 SOURce hw BB GSN FRAMe di SLOT stO SUBChannel us USER lt ch gt ATTenuation lt Attenuation gt The command selects one of seven possible values for the level attenuation This value defines by how much the power of the selected slot with power control level BB GSM SLOT LEV ATT will be reduced in relation to the normal output power attribute LEVEL FULL The seven possible values are set using the com mand SOURce BB GSM SATTenuation lt n gt Parameters lt Attenuation gt A1 A2 A3 A4 A5 A6 A7 Example BB GSM MODE SING selects GSM mode Frame Sing
135. ulation on Manual operation See State on page 12 SOURce lt hw gt BB GSM WAVeform CREate Filename for R amp S WinIQSIM2 only This command creates a waveform using the current settings of the GSM EDGE menu The file name is entered with the command The file is stored with the predefined file extension wv The file name and the directory it is stored in are user definable Setting parameters Filename string Example MMEM CDIR var user temp waveform sets the default directory to var user temp waveform BB GSM WAV CRE gsm 1 creates the waveform file gsm wv in the default directory Usage Setting only Manual operation See Generate Waveform File on page 14 4 2 Save Recall Frame Slots FRAMe di Value range 1 12 SLOT lt st0 gt ERA User Manual 1175 6684 02 02 68 GSM EDGE EDGE Evolution Remote Control Commands w wu Save Recall Frame Slots Value range 0 1 7 USER lt ch gt Value range 1 2 SOURce hw BB GSM FRAMe di ULISt CATalog eese 69 SOURce lt hw gt BB GSM FRAMe lt di gt ULISt DELete eee 69 SOURce hw BB GSM FRAMecdi ULIStLOAD esses rehenes 70 SOURce hw BB GSM FRAMecdi ULISt STORe esses nennen 70 SOURce hw BB GSM FRAMe di PREDefined
136. ulsed marker signal in the setting SOUR BB GSM TRIG OUTP MODE PULS The pulse frequency is derived by dividing the symbol rate by the divider The divider is defined with command SOUR BB GSM TRIG OUTP PULS DIV Return values lt Frequency gt float P User Manual 1175 6684 02 02 94 GSM EDGE EDGE Evolution Remote Control Commands UCC e D men 4 7 Power Ramping Slot Attenuation Example BB GSM TRIG OUTP PULS DIV 4 sets the divider for the corresponding marker signal to the value 4 BB GSM TRIG OUTP MODE PULS enables the pulsed marker signal BB GSM TRIG OUTP PULS FREQ queries the resulting pulse frequency for the marker signal Response 33 000 the resulting pulse frequency is 33 kHz Usage Query only Manual operation See Marker Mode on page 20 Power Ramping Slot Attenuation LSOUPoechuwsl BB GSM ERAMG BBONlt STATel tenentes 95 SOURce hw BB GSM PRAMp FDELAy eseeeeenene eene nter titer nnne nenas 95 ESOURGCeshwerBE GSNEPRAMEBIRDELAy tote gast ea bot aaa 96 ESOURce lt hw BB GSM PRAMp SHAP Gi 1 t cote a dre teen cete ent arn te Ra need eund 96 ESOURCestwPFBBIGSMEPRAMBITIME 2 22 25 eis Seven no ern nnne Hon oer ERR e oro Aon expen 97 SOURce lt hw gt BB GSM PRAMp BBONIly STATe State Note This command is available for
137. umeric suffix in OUTPut has no significance for this command since the setting always affects every marker Parameters Fixed 0 1 OFF ON RST OFF Example BB GSM TRIG OUTP DEL FIX ON restricts the marker signal delay setting range to the dynamic range Manual operation See Marker x Delay on page 22 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt DELay Delay The command defines the delay between the signal on the marker outputs and the start of the frame slot expressed in terms of symbols Command BB GSM 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 Symbols to 2 24 1 Symbols Increment 1 Symbol RST 0 Symbols Example BB GSM TRIG OUTP DEL 16 sets a delay of 16 symbolsfor the corresponding marker signal Manual operation See Marker x Delay on page 22 SOURce lt hw gt BB GSM TRIGger OUTPut lt ch gt DELay MAXimum The command queries the maximum marker delay for set ting BB GSM TRIGger OUTPut DELay FIXed ON Return values Maximum float Lee User Manual 1175 6684 02 02 90 GSM EDGE EDGE Evolution Remote Control Commands Marker Settings Example BB GSM TRIG OUTP DEL FIX ON restricts the marker signal delay setting range to the dynamic range BB GSM TRIG OUTP
138. w gt BB GSM TRIGger SLUNit lt SLunit gt The command defines the unit for the entry of the length of the signal sequence SOUR BB GSM TRIG SLEN to be output in the Single trigger mode SOUR BB GSM SEQ SING Pe User Manual 1175 6684 02 02 86 GSM EDGE EDGE Evolution Remote Control Commands Parameters SLunit Example Manual operation Trigger Settings FRAMe SYMBol RST FRAMe BB GSM SEQ SING sets trigger mode Single BB GSM TRIG SLUN FRAM sets unit frame for the entry of signal duration BB GSM TRIG SLEN 2 sets signal duration of 2 frames The current frame will be output twice after the next trigger event See Signal Duration Unit on page 17 SOURce lt hw gt BB GSM TRIGger SOURce Source The command selects the trigger source Parameters Source Example Manual operation 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 IN

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