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ESG-D Series Option H97 Signal Generators Manual

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1. SOURce RADio WCDMa ARB TRIGger TYPE GATE ACTive Gated Press this softkey to set the wideband CDMA trigger type to Gated Using a gated trigger you can set the signal to output when a TTL high or low is present at the PATTERN TRIG IN connector To set the gate to trigger on either high or low press Gated and then press Trigger Setup Gate Active Low High NOTE For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Gated SCPI Commands SOURce RADio WCDMa ARB TRIGger TYPE GATE SOURce RADio WCDMa ARB TRIGger TYPE 3 24 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Gaussian Manual Supplement Mode Key Press this softkey to select the Gaussian pre modulation filter in either the Select filter menu or the Load Default FIR menu In the Select filter menu pressing the Gaussian softkey selects this FIR filter for usein your wideband CDMA setup The default filter bandwidth multiplied by bit time product BbT is automatically set to 0 500 You can change the filter BbT to any value between 0 000 and 1 000 by pressing the Filter BbT softkey Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Select gt Gaussian SCPI Commands SOURCe RADio WCDMa ARB FILTer GAUSsian SOURce RADio WCDMa ARB FILTer In the Load Default FIR menu pr
2. 3 38 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key Restore Default Filter Press this softkey to replacethe current FIR filter with the default filter WCDMA Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Restore Default Filter SCPI Commands SOURce RADio WCDMa ARB FILTer WCDMA SOURce RADio WCDMa ARB FILTer Retrigger Mode Off On NOTE Manual Supplement Press this softkey to toggle the operating state of the wideband CDMA retrigger mode When Retrigger Mode Off On is set to ON if a trigger occurs while a waveform is playing the waveform will retrigger at the end and play one more time The retriggers do not accumulate If several triggers are received during a waveform it will only be replayed once When Retrigger Mode Off On is set to OFF if a trigger occurs while a waveform is playing it is ignored For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup gt Retrigger Mode Off On SCPI Commands SOURCe RADio WCDMa ARB RETRigger ON OFF 1 0 SOURCe RADio WCDMa ARB RETRigger 3 39 Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Root Nyquist Press this softkey to select the Root N yquist root raised cosine pre modulation filter in either the Select filter menu or the Load Default FIR menu
3. SOURce RADio ARB RFILter Press this softkey to set the chip rate of the wideband CDMA waveform being defined in the table editor to 4 096 M cps megachips per second Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt More 1 of 2 gt Chip Rate gt 4 096 Mcps SCPI Commands SOURCe RADio WCDMa ARB CRATe 4 096 mcps SOURCe RADio WCDMa ARB CRATe Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference 8 000 MHz 8 192 Mcps 16 384 Mcps Mode Key Press this softkey to select a reconstruction filter with a cutoff frequency of 8 000 MHz Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Reconstruction Filter gt 8 000 MHz SCPI Commands SOURCe RADio ARB RFILter value SOURCe RADio ARB RFILter Press this softkey to set the chip rate of the wideband CDMA waveform being defined in the table editor to 8 192 M cps megachips per second Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt More 1 of 2 gt Chip Rate gt 8 192 Mcps SCPI Commands SOURCe RADio WCDMa ARB CRATe 8 192 mcps SOURCe RADio WCDMa ARB CRATe Press this softkey to set the chip rate of the wideband CDMA waveform being defined in the table editor to 16 384 M cps megachips per second Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt More 1 of 2 gt Chip Rate gt
4. Wideband CDMA Triggers their associated softkeys and SCPI functionality became available in Option UND signal generators with serial number prefix US3844 or GB 3845 Wideband CDMA Triggers are not available in Option UND signal generators with an earlier serial number prefix unless upgraded To upgrade your Option UND signal generator to indude Wideband CDMA Triggering contact your nearest Agilent Technologies Sales and Service office A list of Sales and Service offices is provided in the Agilent Technologies ESG Family Signal Generator User s Guideat the end of Chapter 2 Using Functions Softkey Location Mode gt Wideband CDMA gt Trigger SCPI Commands SOURCe RADio WCDMa ARB TRIGger TYPE CONT SINGLE GATE SOURCe RADio WCDMa ARB TRIGger TYPE 3 45 Softkey Reference Mode Key Trigger Key NOTE ESG D Series Option H97 Signal Generators Press this softkey to set the trigger source to the signal generator front panel Trigger hardkey When the Trigger Source is set to Trigger Key the signal generator will trigger an event when the Trigger hardkey is pressed For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup gt Trigger Source gt Trigger Key SCPI Commands SOURce RADio WCDMa ARB TRIGger SOURce KEY SOURce RADio WCDMa ARB TRIGger SOURce Trigger Setup NOTE Press
5. Chip Rate 4 096000Mcps Reconstruction 2 500MHz Of f Filter WCDMA Ref Freq 10 0000000MHz Int Dversample L I Q Mapping Normal Link Down Trigger Continuous 2 12 Manual Supplement ESG D Series Option H97 Signal Generators Enabling and Outputting the Signal Manual Supplement Using Functions Setting the Carrier Frequency and Power Perform the following procedure to turn on and output a wideband CDMA waveform 1 Press Wideband CDMA Off On so that On is highlighted to enable the wideband CDMA function The signal generator will display a message while the waveform is being generated The wcpma and 1 0 annundiators will turn on 2 Toggle the front panel RF On Off key so that the display annunciator Shows RF ON 3 Modulation should be turned on as a default condition The display annunciator will show mop ow If modulation is off toggle the front panel Mod On Off key The wideband CDMA signal is now present at the RF OUTPUT connector The following illustration shows the display with the current configuration 2 170 00000000 s 10 00 om 1 WCDMA CDNA Setup 1 DTCH Modi fied Ch ip Rate 4 096000Ncps On Filter WCDMA Dversample L Link Down UCDHA Reconstruction 2 500MHz Ref Freq 10 0000000MHz Int I Q Mapping Normal EE COMA ff Ei WCDMA Select 1 DITCH WCDMA Define Waveform Statistics Trigger Continuous 2 13 Using Functions ESG
6. Press this softkey to fill the FIR table editor with the filter coefficient values stored in the highlighted file Press the Confirm Load From File softkey to confirm the action The signal generator overwrites any current values in the table If you have not previously saved the current values to a file they are lost If you do not wish to load the file press the Return key Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store gt Load From Selected File Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Long Code Mirror Table Mode Key Press this softkey to set the long code for the dedicated traffic channels being inserted into the table editor using Multiple DTCH The long code must be entered in hexadecimal format with 80 being the highest value allowed Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt Long Code SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCHI DTCH symbol rate short code power value symbol offset TPC long code RANDom data value PERCHI DTCH symbol rate short code power value NA symbol offset tpc value long code RANDom lt data_value gt SOURce RADio WCDMa ARB SETup CHANnel Press this softkey to mirror the FIR table entries
7. RANDom data value PERCH1 DTCH 16 c short code power value symbol offset TPC long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANnel When this softkey is accessed via the DTCH softkey you will enter a symbol rate of 32 ksps kilosymbols per second for a specific dedicated traffic channel into the Edit Channel Setup table editor shown on the display When this softkey is accessed via the Multiple DTCH Symbol Rate softkeys you will insert multiple dedicated traffic channels with this symbol rate intothe table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH gt 32 ksps Or Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt Symbol Rate gt 32 ksps SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH 32 short code power value symbol offset TPC long code RANDom data value PERCHI1 DTCH 32 short code power value symbol offset TPC long code RANDom data value SOURce RAD1o WCDMa ARB SETup CHANnel When this softkey is accessed via the DTCH softkey you will enter a symbol rate of 64 ksps kilosymbols per second for a specific dedicated traffic channel into the Edit Channel Setup table editor shown on the display When
8. IS 95 gt 1S 95 SCPI Commands SOURce RADio WCDMa ARB FILTer IS95 SOURCe RADio WCDMa ARB FILTer Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference IS 95 Mod Mode Key Press this softkey to select a modified version of the standard IS 95 baseband filter This filter is modified for improved adjacent channel performance The modification however is done so that it still meets the IS 95 error function criterion Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Select gt IS 95 gt 1S 95 Mod SCPI Commands SOURCe RADio WCDMa ARB FILTer IS95_ MOD SOURCe RADio WCDMa ARB FILTer IS 95 Mod w EQ IS 95 w EQ Manual Supplement Press this softkey to select a modified version of the standard IS 95 baseband filter This filter is modified for improved adjacent channel performance and includes the equalizer specified by IS 95 The filter modification is done so that it still meets thelS 95 error function criterion Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Select gt IS 95 gt IS 95 Mod w EQ SCPI Commands SOURCe RADio WCDMa ARB FILTer 1895 MOD EO SOURCe RADio WCDMa ARB FILTer Press this softkey to select the standard IS 95 baseband filter with an equalizer provided for phase compensation required by the base station Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Select gt
9. gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt Goto Row gt Goto Bottom Row Or Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store gt Goto Row gt Goto Bottom Row Or Mode gt Wideband CDMA gt WCDMA Define gt Store Custom WCDMA State gt Goto Row gt Goto Bottom Row Goto Middle Row 3 26 Press this softkey to go to the middle row of the current column in the table editor Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Goto Row gt Goto Middle Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Select gt User FIR gt Goto Row gt Goto Middle Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt Goto Row gt Goto Middle Row Or Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store gt Goto Row gt Goto Middle Row Or Mode gt Wideband CDMA gt WCDMA Define gt Store Custom WCDMA State gt Goto Row gt Goto Middle Row Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key Goto Row Press this softkey to select a row to moveto in the current column of the table editor The front panel arrow keys and number keypad are used to select the desired row Pressing Enter terminates the selection Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Set
10. menu or the Load Default FIR menu In the Select filter menu pressing the Nyquist softkey selects this FIR filter for usein your wideband CDMA setup The default filter alpha is automatically set to 0 500 You can change the filter alpha to any value between 0 and 1 by pressing the Filter Alpha softkey Softkey Location Mode gt Wideband CDMA 7 WCDMA Define Filter gt Select gt Nyquist SCPI Commands SOURCe RADio WCDMa ARB FILTer NYQuist SOURCe RADio WCDMa ARB FILTer In the Load Default FIR menu pressing the Nyquist softkey followed by Generate loads the FIR table editor with the coefficient values for the Nyquist filter The filter alpha and number of filter symbols are defined with the softkeys in this menu If you change either parameter after loading the filter coefficients press the Generate softkey again to reload theFIR table The impulse response and the frequency response of a Nyquist filter with an oversample ratio of 4 are shown in the following graphs Impulse Response h versample Ratio h 1 5 U a 1 u e 0 5 0 Coefficient 31 FFT 0 d B 80 0 Sumbol Rate 2 Softkey Location Mode gt CDMA gt CDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Nyquist Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key Optimize FIR For EVM ACP Press this softkey to optimize the filter for minimized error vector
11. symbol Rate 4 096 8 132 16 384 ksps Short Codes 32 0 127 0 511 64 0 63 0 255 128 0 31 0 127 256 0 15 0 63 512 0 7 0 31 1024 0 3 0 15 Channel Power O to 40 dB 02 dB resolution Symbol Offset Random 0 to 639 limited by the symbol rate see table below xii e Offset Range 32 0 19 0 39 0 79 0 159 0 319 1024 0 639 Manual Supplement 4 3 Specifications Option H97 Specifications Transmit Power Control TPC Data ESG D Series Option H97 Signal Generators User specified TPC bits for each of 16 timeslots 0000 to FFFF HEX Random or 8 bit repeating sequence 00 toFF HEX Perch1 Structure 1 Repeating Frame Symbol Rate 16 ksymbols second Long Code Mask LCM Yes Short Code Number for 1 LCM Symbols Short Code 0 to 1023 limited by chip rate see table below Chip Rate MHz Short Code 4 096 0 255 8 192 0 511 16 384 0 1023 Downlink Long Code Uplink Long Code 1 Q Mapping Frame Duration 1 to 80 hex set independently for each channel Oto LFFFFFFFFFF hex set independently for each channel Normal invert 10 ms Manual Supplement ESG D Series Option H97 Signal Generators Specifications Option H97 Specifications Filtering Default WCDMA root Nyquist with alpha o of 0 22 Other Nyquist root Nyquist a 0to1 Gaussian BT 0 1 tol User Defined FIR Up to 256 coefficients 16 bit resolution 1S 95 IS 95 IS 95 with equalizer IS 95 mod
12. 0 1023 Table 3 3 Symbol Offset Values Symbol Rate ksps Offset Range 32 0 19 64 0 39 128 0 79 256 0 159 512 0 319 1024 0 639 3 16 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Edit Item Mode Key Press this softkey to changethe highlighted item in the displayed table Using Edit Item you can change the values of the symbol rate short code power symbol offset transmit power control TPC long code and data tothe values described in Edit Channel Setup on page 3 14 Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Edit Item Or Mode gt Wideband CDMA gt WCDMA Define gt Filter Define User FIR gt Edit Item Equal Energy per Symbol Manual Supplement Press this softkey to set the channel powers sothat all channels have equal energy per symbol referenced to 16 ksps and increasing by 3 dB for each doubling of the symbol rate Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Adjust Code Domain Power gt Equal Energy per Symbol SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal PERCH1 DTCH symbol rate short code power value symbol offset TPC long code RANDom data value PERCH1 DTCH symbol rate short code power value NA symbol offset tpc value long code RANDom lt data_value gt SOURCe RADio WCDMa ARB SETup CH
13. 127 DTCH and for combinations of Perch1 and up to 127 DTCH Most channel variables were fixed except for the selection of long code spreading and symbol alignment Firmware revisions B 02 21 and greater provide a new and expanded set of pre defined channel configurations that are not identical tothe previous channel configurations If you have B 02 21 or greater and you want to duplicate the earlier pre defined channels the following table describes the channel variables that were set up with firmware revisions prior to B 02 21 Perchl Symbol rate 16 ksps Short code 0 Symbol alignment Always aligned DTCH Symbol rate 32 ksps Short code Starts at 8 increments by 1 for each DTCH up to short code of 127 Then restarts at 1 TPC AAAA Channel power All equal Symbol alignment Selectable When alignment offset The following special cases apply the following offsets apply Long code DIOR of B et DTCH Offset 71 lt 63 64 1 0 72 lt 31 128 2 18 73 lt 15 256 3 2 74 lt 7 512 4 16 75 lt 3 1024 5 4 762 15 DTCH at 32 ksps 6 14 8 DTCH at 64 ksps 7 6 4 DTCH at 64 ksps 8 12 2 DTCH at 256 ksps 9 8 1 All short codes start at 1 rather than 8 10 10 2 For long code 76 29 DTCH must be selected 11 0 to achievethis pattern 12 18 13 2 A 2 Manual Supplement ESG D Series Option H97 Signal Generators Reconciling New Firmw
14. 3 20 EEATT ETE PSU EE esa t oka deese dq SI M PETS SS xd adu be 3 20 Filter pU ui iia cohorts eee pede id doped dug ad des hee pu Posada 3 20 giri ER Tcr 3 21 Fite Fado A ther a ra aa a a 3 22 Filter Symbols iiscue ose mr deen bk e urakin LR Dedede AA 3 22 Eust Shertco Eua 5 cea popRIP DE 4 pd ed CORE OPE UL ebd bo E X ERO 3 22 Formatted Aligned i222 eensasus ko deeds ER dee ed RE SG E ERR REESE ESE REET ARR EE 3 23 Fo mated ONES ido ced eX db 3C RE een AAA ax ck P E aX HR A 3 23 Gal EIU D E arras 3 24 facte s edu aped ero EA A dpa de pond de ee eee ihe pde opua do RR 3 24 isis SEP Io acq bend da Weed EE ES DOE Ce dd Poi ea Rod od abaco cR Ge DAD oie dag ede 3 25 fag WEB ea ducc Rea PP Ae hE de ard OX e A I ICE IO XO ERN C ec Pe KC AR I 3 26 Goto Bottom BOW S sudo x xac ee SOC Edad ERIS AAA 3 26 pes cde rios ATP 3 26 GO BOW a accedi ded XO UO d do RE RC WC GR oa DEOR WEAR Oe RNC AA A KR Qe 3 27 OG TOD BON ora sd eda CX E ORO AUR Pee CUR Ue STIR AC RC RP CX DE eG RS uar ORY 3 27 STE E 3 27 HU Mapping Normal Ilt oaa a pian chr y era door AAA Rodas 3 28 bsc ETEEN E E E EEE T EE E EE EEE E ET EE 3 28 aee e 6 5 ek ee AES SR a PA oS SO ER RES REX TEE E 3 29 5 05 Mod W IED saa PERG C Od oa BEG COOH 2OE CER Ree RE edad 3 29 IESUS EO cu coe xd ga EEO 6p c RE E993 e 9 d ohana da hale hee exon ir aie t 3 29 Link DOWN UD saccsesssncasstkekeiu Re p PEOR GR E SHE DEW ORA REOR RE ROE Y AR OSEE 3 30 hh A dd vara dai dub ds 3 30 los DEI EIER ausos add
15. 3 edad dado o dcr e RE d D Da d adoro ab 3 30 Load From Selected EIE casar XC xd CDI CCP I OPERE CC e ege 3 30 Long Cod amp seussueeuue tuse RR DEMON ERO a PER EM Edd EAUG ARES E YE 3 31 Mirror AE eoru ace dox x rU CER Rd XR cw CES C RE DC 3 31 Multiple DTCHasssdasoesse sikar Rao a ER AA 3 31 Contents NYQUISE Liusexedseseiika ia intr a lA A 3 32 Optimize FIR Fer EVM ACP uesoshk ioeterarr ra ae Aaa 3 33 Oversample RANG 16 200 000 10 A IRA A AAA 3 33 PAIN AAA AAA AAA AAA A 3 33 go ee reda 32563004 Ru Y aqu dada da qd Feud dp Ra reda dX dd da dd de 3 34 POG aigu iade dai odo Etappe aped addu abad Ae hs tense d d 3 34 Plot CCDF sigccceeead eee eS a Hse Ea RC OOH EES RA GRE HEE RO CR PE cs 3 35 FONBI csset ia qd xp X dba EPO a abdo qd acr EP dod d qub aed on 3 35 Random isssesdasebsi ERR vee ba eee REGE A A dE 3 36 Rens ORION FI sortii tiretti raren IT PEE a 3 37 Rectangle erreren CAES E EA A E AR 3 37 Reference FFEqueney ocupen rta OE e Ped RA 3 38 Restore Default Filter iussus cosas dees AA 3 39 Reise Mode ON OMe os rd dad pisa pud a Pop dede A dpa opido ani ade 3 39 ROO MyQUISE ci cceenbexea dee Ha eed ASEH AA HEU ELBE RE RR RON ERNE Eee OR P Eds 3 40 SO TO UAB coros io AAA HOSTS a ddd dare a 3 41 Delect cei bc wksa gee deka RE AA XGisNE Aa ados ig pia RE EE 3 41 BME Piles ois da ndissw cr 3 42 SINQIG sc cise nst beee DES R4ORERW RR DEXUORERORADROOE GR SE RUE RE dee DEBE Ege ee ER 3 42 store Custom WCDMA Sisley os pc ree dex 4 x o
16. D Series Option H97 Signal Generators Creating a User Defined FIR Filter Using the FIR Table Editor Creating a User Defined FIR Filter Using the FIR Table Editor Using this procedure you will create and store an 8 symbol windowed sinc function filter with an oversample ratio of 4 Accessing the Table E ditor 1 Preset the signal generator to normal preset conditions 2 Press the front panel Mode key 3 If you have multiple options and the Arb Waveform Generator softkey is visible press it next 4 Press Wideband CDMA WCDMA Define gt Filter gt Define User FIR The FIR table editor should now be displayed The following illustration shows the FIR table editor TER 00000000000 sx 1350 0 m Edit Item al 4 Li Insert Row DEEP T Delete Row FIR Ualues versample Ratio L Coeff 0 zm Goto Rowe Mirror Table Dversamp le D Hore 1 of 2 2 14 Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Manual Supplement Creating a User Defined FIR Filter Using the FIR Table Editor Entering the Coefficient Values The FIR table editor creates a filter from values that you provide In this example the values you will enter are listed after step 2 1 Notice that the Value field for coefficient O is already highlighted Usethe numeric keypad to typethe first value from the list As you press the numeric keys the numbers are displayed in the active entry area If you make a m
17. D Series Option H97 Signal Generators Softkey Reference Mode Key Formatted Aligned CAUTION Press this softkey to align the pilot fields of the DTCH channels being inserted into the table editor to start simultaneously This results in waveforms with very high peak to average ratios when many DTCH channels areturned on If you align the symbols of a large number of DTCH channels you may be generating a signal with a very large peak to average ratio potentially gt 20 dB In such cases the output of the signal generator may be unleveled as well To correct the unleveled condition change to offset symbols random symbols or reduce the output power level until the UNLEVEL annundiator is turned off Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DITCH gt DTCH Symbols gt Formatted Aligned SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCHI DTCH symbol rate short code power value 0 TPC long code RANDom data value PERCHI DTCH symbol rate short code power value 0 tpc value long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANne1 Formatted Offset Manual Supplement Press this softkey to offset the start of the pilot fields of the DTCH channels being inserted into the table editor by a time equal to 0 to N symbol periods
18. Doun Channel Code Domain 0018 0019 Rate Short Power Symbol Tupe ksps Code dB Offset TPC Long Code Data 1 de 3 0 00 0 AAAA ooo00000001 RANDOM 2 DICH 32 10 0 00 18 AAAA 00000000001 RANDOM 3 DICH 32 11 0 00 2 AAAA 00000000001 RANDOM 4 DTCH 32 0 00 16 AAAA O0000000001 RANDOM 5 OTCH 32 13 0 00 4 AAAA OO000000001 RANDOM 6 OTCH 32 14 0 00 14 AAAA 00000000001 RANDOM 7 DICH Em am 0 00 8 DTCH 32 16 D AAAA OOO000000001 RANDOM 5 00 12 AAAA 00000000001 RANDOM 2 7 Using Functions ESG D Series Option H97 Signal Generators Modifying Channel Setup Configurations Inserting a Perch1 Channel After a normal instrument preset one dedicated traffic channel is the default waveform A Perch1 channel can also be added to the waveform For this example a Perch1 channel will beinserted in row two after the dedicated channel Note that channels are always inserted before the row that is currently selected 1 2 3 Press Preset to set the signal generator to normal preset conditions Press the front panel Mode key If you have multiple options and the Arb Waveform Generator softkey is visible press it next Press Wideband CDMA The Wideband CDMA menu should now be displayed Press WCDMA Define then Edit Channel Setup the channel table editor is now displayed on your instrument Move to the last row of the channel table editor by using the front panel knob or arrow keys i 000 000 000 0 0 m 1 35
19. Filter Symbols is not already set tothis value by pressing Filter Symbols and rotating the front panel knob until 8 is displayed 7 Press Generate The FIR table editor should now contain the coefficient values for the specified Gaussian filter NOTE The actual oversample ratio during modulation is automatically selected by the instrument A value between 4 and 16 is chosen dependent on the symbol rate the number of bits per symbol of the modulation type and the number of symbols 2 20 Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Modifying an FIR Filter Using the FIR Table Editor 8 Press Display Impulse Response for a graphic representation of the filter impulse response as shown on the following page 9 Toreturn to the menu keys press Return 4 000 000 00000 s 195 00 am nu 1 Impulse Response Oversample Ratio L Coefficient Modifying the Coefficients 1 The value for coefficient 0 should be highlighted Use the front panel knob to scroll down until coefficient 15 is highlighted 2 Press 0 gt Enter to change the value of the coefficient to 0 3 Press Display Impulse Response to see the effects of the change 00000000000 sz 135 00 am Om Impulse Response p Oversample Ratio 4 Coefficient Notice that the graphic display can provide a useful troubleshooting tool in this case indicating a missing coefficient value for a proper Gaussian resp
20. Generators Softkey Reference Filter BbT Manual Supplement Mode Key Softkey Location Mode gt Wideband CDMA gt WCDMA Define Filter gt Select gt Root Nyquist Or Nyquist gt Filter Alpha SCPI Commands SOURCe RADio WCDMa ARB FILTer ALPHa value SOURCe RADio WCDMa ARB FILTer ALPHa In the Load Default FIR menus the Filter Alpha softkey changes the alpha parameter of the Root N yquist or N yquist filter coefficients loaded into the FIR table editor After entering the alpha value press Generate to modify the filter coefficients in the table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Root Nyquist Or Nyquist gt Filter Alpha Press this softkey to change the bandwidth multiplied by bit time BbT filter parameter in either the Filter menu or the Load Default FIR menu In the Filter menu the Filter BbT softkey changes the BbT parameter of the selected Gaussian filter To enter a new value rotate the front panel knob until the desired value is displayed use the up and down arrow keys or enter the value using the numeric keypad and press the Enter terminator softkey The range of values allowed is 0 000 through 1 000 This key only appears after choosing a Gaussian filter If a Root Nyquist or Nyquist filter is in use you will see Filter Alpha If any other filter is in use you will see a grayed out softkey Fil
21. Manual Supplement 3 5 Softkey Reference Mode Key 1024 ksps 2 500 MHz 4 096 Mcps 3 6 ESG D Series Option H97 Signal Generators When this softkey is accessed via the DTCH softkey you will enter a symbol rate of 1024 ksps kilosymbols per second for a specific dedicated traffic channel into the Edit Channel Setup table editor shown on the display When this softkey is accessed via the Multiple DTCH Symbol Rate softkeys you will insert multiple dedicated traffic channels with this symbol rate into the table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH gt 1024 ksps Or Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DITCH gt Symbol Rate gt 1024 ksps SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH 1024 short code power value symbol offset TPC long code RANDom data value PERCH1 DTCH 1024 lt short_code gt lt power_value gt lt symbol_offset gt lt TPC gt lt long_code gt RANDom lt data_value gt SOURCe RADio WCDMa ARB SETup CHANnel Press this softkey to select a reconstruction filter with a cutoff frequency of 2 500 MHz Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Reconstruction Filter gt 2 500 MHz SCPI Commands SOURCe RADio ARB RFILter value
22. N of channels 127 Sets the number of traffic channels Replace 127 with your desired number 72 Symbol offset s RANDOM Sets the symbol offset variable to RANDOM Replace with 45 OUTPUT 719 USING K 4 SOURCE RADIO WCDMA ARB SETUP CHAN EQU OFFSET if desired Sets equal energy per bit for all traffic channels The symbol indicates that End Of Line EOL sequence has been suppressed TI TNSERT PERCH CHANNEL 80 OUTPUT 719 USING K PERCH1 16 0 0 0 43690 00000000001 RANDOM 87 Sets up the Perch1 channel with symbol rate 16 ksps shortcode 0 power 0 dBm symbol offset 0 TP C 43690 long code 00000000001 symbol alignment random The symbol indicates that End Of Line EOL sequence has been suppressed 88 BUILD N TRAFFIC CHANNELS 91 FOR Channel 1 TO N of channels 95 SELECT Channel 100 CASE 120 Sets the short code to the channel number plus 7 if the channel number is lt 120 Sets the short code to the 105 Short code Channel 7 channel number minus 120 if the channel number is gt 120 110 CASE ELSE LLS Short_code Channel 120 120 END SELECT 125 SELECT Symbol_offset_s A 4 Manual Supplement ESG D Series Option H97 Signal Generators 130 CASE OFFSET 135 Symbol offset Offset Channel MOD 10 40 CASE RANDOM 45 Symbol offset NA 150 END SELECT 155 OUTPUT 719 USING K DTCH 32 amp VALS Short
23. NA symbol offset tpc value long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANnel The variables used in this SCPI command the associated column in the table editor and acceptable value range are described below TODE E GIGI SCPI Variable Acceptable Range Column Rate ksps lt symbol_rate gt 32 64 128 256 512 or 1024 ksps Short Code lt short_code gt DTCH 0 to 511 limited by the symbol rate and chip rate see Table 3 1 on page 3 16 Perch1 0 to 1023 limited by chip rate see Table 3 2 on page 3 16 Power dB lt power_value gt 0 to 40 dB Symbol Offset lt symbol_offset gt Random or O to 639 limited by the symbol rate see Table 3 3 on page 3 16 If symbol offset is set to Random TPC and Data are not modifiable and are set to Random TPC lt tpc_value gt 0000 to FFFF hex Long Code lt long_code gt Downlink 1 to 80 hex Uplink Oto IFFFFFFFFFF Data data value Random or 0 to 255 Manual Supplement 3 15 Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Table 3 1 DTCH Short Code Values Chip Rate MHz Symbol Rate 096 8 132 16 384 ksps Short Codes 32 0 127 0 255 0 511 64 0 63 0 127 0 255 128 0 31 0 63 0 127 256 0 15 0 31 0 63 512 0 7 0 15 0 31 1024 0 3 0 7 0 15 Table 3 2 Perch1 Short Code Values Chip Rate MHz Short Code 4 096 0 255 8 192 0 511 16 384
24. RANDOM OTCH 32 0 00 AAAA Oo000000001 RANDOM DTCH 32 0 00 AAAA DODODODODO1 RANDOM 32 00000000001 RANDOM aonNoOaraonNne More Come Using Functions ESG D Series Option H97 Signal Generators Setting the Carrier Frequency and Power Setting the Carrier Frequency and Power The frequency and power of the carrier can be set by performing the following procedure 1 Press Preset to set the signal generator to normal preset conditions 2 Press the front panel Mode key 3 If you have multiple options and the Arb Waveform Generator softkey is visible press it next 4 Press Wideband CDMA The Wideband CDMA menu should now be displayed 5 For this example set the RF output frequency to 2 17 GHz by pressing the front panel Frequency key Enter 2 17 GHz by rotating the front panel knob using the up and down arrow keys or entering the value using the numeric keypad and terminating the entry with the GHz softkey 6 For this example set the output power to 10 dBm by pressing the front panel Amplitude key Enter 10 dBm by rotating the front panel knob using the up and down arrow keys or enteringthe value using the numeric keypad and terminating the entry with the dBm softkey The wideband CDMA signal frequency and power have now been set The following illustration shows the display with the current configuration 217000000000 s 10 00 om iina g ZB uses WCDMA Define WCDMA WCDMA Setup 1 DTCH h
25. To use external trigger delay press this softkey until Ext Delay On is highlighted and then set the External Delay Time by pressing the Ext Delay Time softkey For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup gt Trigger Source gt Ext Delay Off On SCPI Commands SOURce RADio WCDMa ARB TRIGger SOURce EXTernal DELay STATe ON OFF 1 0 SOURce RADio WCDMa ARB TRIGger SOURce EXTernal DELay STATe 3 19 Softkey Reference Mode Key ESG D Series Option H97 Signal Generators Ext Delay Time NOTE Filter Filter Alpha 3 20 Press this softkey to set the time for the External Trigger Delay External Trigger Delay may be adjusted to trigger a wideband CDMA waveform at a specified length of time after an external trigger signal has been received at the PATTERN TRIG IN connector To enter a new value rotate the front panel knob until the desired valueis displayed usethe up and down arrow keys or enter the value using the numeric keypad and press the Enter terminator softkey The range of values allowed is 2 0 microseconds through 3600 seconds To use external trigger delay press this softkey until Ext Delay On is highlighted and then set the external delay time by pressing the Ext Delay Time softkey For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wid
26. depending on the symbol rate The offsets are generated according to the wideband CDMA experimental system specification and assigned arbitrarily Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DITCH gt DTCH Symbols gt Formatted Offset SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCHI DTCH symbol rate short code power value symbol offset TPC long code RANDom data value PERCHI DTCH symbol rate short code power value NA symbol offset tpc value long code RANDom lt data_value gt SOURCe RADio WCDMa ARB SETup CHANne1 3 23 Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Gate Active N A This softkey remains grayed out until thetrigger is set to Gated Once the trigger has been set to Gated press Gate Active Low High to toggle the polarity of the through or active state of a gated trigger signal Gate Active Low will output the signal whilethe gate is low at the PATTERN TRIGIN connector Gate Active High has the opposite effect outputting the signal whilethe signal level at the PATTERN TRIGIN connector is in a high state Softkey Location Mode gt Wideband CDMA 7 Trigger gt Gated gt Trigger Setup gt Gate Active Low High SCPI Commands SOURce RADio WCDMa ARB TRIGger TYPE GATE ACTive LOW HIGH
27. link status reference frequency and Q mapping status Manual Supplement 2 3 Using Functions ESG D Series Option H97 Signal Generators Selecting Predefined Channels for the Waveform Selecting Predefined Channels for the Waveform There are six predefined channel setups for waveform generation available in wideband CDMA Option H97 The default predefined channel after an instrument preset is one dedicated traffic channel 1 prcH Any predefined channel can be used as defined or modified using the channel table editor See Modifying Channel Setup Configurations on page 2 6 for more information For the following example a Perch1 plus three dedicated traffic channels will be selected for the waveform configuration 1 Press Preset to set the signal generator to normal preset conditi ons 2 Press the front panel Mode key 3 If you have multiple options and the Arb Waveform Generator softkey is visible press it next 4 Press Wideband CDMA The Wideband CDMA menu should now be displayed 5 Press WCDMA Select The wideband CDMA selection menu is now displayed on your instrument FREQUENCY RHPLITUDE 4 000 000 000 00 s 135 00 n mml W n WCDMA HCDriR satip 1 DTCH cs 08 ilter M ef Freq E z In Duersample 4 1 0 Mappino Normal Perchi 1 DTCH Link Down Perchi 3 DTCH Perchi 50 DTCH Custom WCDMA State 2 4 Manual Supplement ESG D Series Option H97 Signal Generators Usi
28. such that the table doubles in size and the values in the top half of the table are duplicated in the bottom half of the table in reverse order Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt Mirror Table Multiple DTCH Manual Supplement Press this softkey to access the multiple DTCH menu toinsert multiple DTCH channels After selecting Multiple DTCH select the number of channels symbol rate 16 ksps 32 ksps 64 ksps 128 ksps 256 ksps 512 ksps or 1024 ksps first short code power symbol offset and long code Pressing Done completes the channel entries by inserting the desired number of channels above the highlighted row in the table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE DTCH lt symbol_rate gt lt short_code gt lt power_value gt NA lt symbol_offset gt lt tpc_value gt lt long_code gt RANDom lt data_value gt DTCH lt symbol_rate gt short code power value NA symbol offset tpc value long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANne1 3 31 Softkey Reference Mode Key Nyquist 3 32 ESG D Series Option H97 Signal Generators Press this softkey to select the Nyquist raised cosine pre modulation filter in either the Select filter
29. this softkey to display the wideband CDMA trigger setup menu This menu allows you to adjust the trigger source the retrigger mode and the gate active polarity For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup Trigger Source NOTE 3 46 Press this softkey to display the wideband CDMA trigger source menu This menu allows you to adjust the trigger source between the front panel Trigger key a trigger command sent over the GPIB bus or an external trigger applied to the PATTERN TRIG IN connector For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup gt Trigger Source Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference User FIR Mode Key Press this softkey to display the catalog of FIR filter files stored in the signal generator memory You can select a custom filter from this catalog for your pre modulation filter Scroll through the listed files and when your selection is highlighted press the Select File softkey Notice that User File is shown in the Data field of the display as well asin the second line of the Select softkey Softkey Location Mode 7 WCDMA Define gt Filter gt Select gt User FIR Waveform Statistics Press this softkey to display the Waveform Statistics Menu When the softkey is ac
30. 00 Edit Item Insert Rowe Delete Rou Chip Eie 4 096000lcps otal Power 0 00dB Link Dou Channel Code Domain 0000 0000 Adjust Rate Short ponen Symbol Tupe ksps Code Offset TPC Long Code Data Code Domain Power DTCH 32 0 00 0 OOAA OO000000001 RANDOM Sa More Core Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Modifying Channel Setup Configurations 6 Press Insert Row then Perch1 A Perch1 channel is now inserted in the channel table editor Tey 000 000 000 0 0 135 00 Ta Perchi _ B Chip Rate h 096000flcps Total Power 3 01dB Link Doun Channel Code Domain 0000 0000 Rate Short Power Symbol Type ksps Code dB Offset TPC Long Code Data 1 DTCH 32 8 0 00 0 AAAA 00000000001 RANDOM 2 Perchi 00000000001 Manual Supplement 2 9 Using Functions ESG D Series Option H97 Signal Generators Modifying Channel Setup Configurations Editing Channel Values in the Table Editor Some values can be modified in the channel table editor You can edit the Rate ksps symbol rate Short Code Power dB Symbol Offset transmit power control rec and Long Code values by first highlighting the value you wish to change using the front panel arrows or knob Then enter the new values using the numeric keypad Or you may use the table editor softkeys refer to Table Editor Basics on page 1 5 for more information Note that TPC and Long Code values are entered as hex digits 0
31. 1 softkey 3 34 physical layer 1 3 Plot CCDF softkey 3 35 power setting 2 12 Power softkey 3 35 power value 3 15 predefined channel configuration 4 2 product overview 1 2 R Random softkey 3 36 range short code 4 3 Reconstruction Filter softkey 3 37 Rectangle softkey 3 37 Reference F requency softkey 3 38 resolving code domain conflicts 2 10 2 11 Restore Default Filter softkey 3 39 Retrigger Mode Off On softkey 3 39 root N yquist filter 1 2 Root Nyquist softkey 3 40 root raised cosine 4 5 S Scale To OdB softkey 3 41 Select File softkey 3 42 Select softkey 3 41 short code 3 15 Perchl 4 4 range 4 3 short code number for LCM symbols 4 4 sinc function windowed creating a filter 2 14 Single softkey 3 42 softkeys 1024 ksps 3 6 128 ksps 3 4 16 ksps 3 2 16 384 Mops 3 7 Index softkeys Continued 2 500 MHz 3 6 250 0 kHz 3 4 256 ksps 3 5 32 ksps 3 3 4 096 Mcps 3 6 512 ksps 3 5 64 ksps 3 3 8 000 MHz 3 7 8 192 Mcps 3 7 Adjust Code Domain Power 3 7 Apply Channel Setup 3 8 ARB Reference Ext Int 3 8 Arb Waveform Generator 3 2 Bus 3 8 Chip Rate 3 9 Continuous 3 9 Custom WCDMA State 3 9 Define User FIR 3 10 Delete All Rows 3 10 DeleteFile 3 10 Delete Row 3 10 Display FFT 3 11 Display Impulse Response 3 11 Done 3 11 DTCH 3 12 DTCH Channels 3 12 DTCH Symbols 3 13 Edit Channel Setup 3 14 Edit Item 3 17 Equal Energy per Symbol 3 17 Ext 3 18 Ex
32. 16 384 Mcps SCPI Commands SOURce RADio WCDMa ARB CRATe 16 384 mcps SOURCe RADio WCDMa ARB CRATe Adjust Code Domain Power Manual Supplement Press this softkey to display a menu for configuring how the channel power is distributed among the individual channels in the table editor You can select Equal Energy per Symbol Or Scale To OdB Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Adjust Code Domain Power Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Apply Channel Setup Press this softkey to apply the changes made to the WCDMA channel setup using the WCDMA channel setup table editor accessed by pressing the Edit Channel Setup softkey If WCDMA is ON then the new channel data is used to generate a new modulation waveform in volatile waveform memor y Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Apply Channel Setup ARB Reference E xt Int Press this softkey to toggle between either an internally generated 10 MHz reference or an external reference for the waveform dock If external is selected press the Reference Freq softkey and enter the frequency of the signal applied tothe BASEBAND GEN REF IN connector Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt More 1 of 2 gt ARB Reference Ext Int Status after Normal Preset or RST Int SCPI Commands SOURCe RADio ARB CLOCk REFerence SOURCe INTernal EXT
33. 3 If you have multiple options and the Arb Waveform Generator softkey is visible press it next 4 Press Wideband CDMA The Wideband CDMA menu should now be displayed 5 Press WCDMA Define then Edit Channel Setup the channel table editor is now displayed on your instrument ED 000 000 000 00 sz 2i 25 00 en Edit Item Chip Rate L 096000fcps otal Pouer ink Doun Channel Code Domain o16 0017 Delete Row Rate Short pouer Symbol Adjust Tupe ksps Code Offset TPC Long Code Data Code Domain Power 32 QO AAAA 00000000001 RANDOM More 1 of 2 2 6 Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Manual Supplement Modifying Channel Setup Configurations 6 Press Insert Row Multiple DTCH then DTCH Channels To enter the value rotate the front panel knob use the up and down arrow keys until the number 20 is displayed or enter 20 using the numeric keypad Then terminate the entry with the Enter softkey Press Done toinsert 20 additional dedicated channels The channel table editor now contains the 20 additional channels Note that the first page only displays channels one through eight to see the additional channels press Return Goto Row then Page Down in this example there are three pages press Page Down two times to view the last page A 000 000 000 0 0 ae 135 00 me Perchi r m DTCH Multiple DTCH Chip Rate 4 0960000cps Total Power 13 22dB Link
34. 9 A F Identifying and Resolving Code Domain Conflicts The code domain space of each channel is defined by the symbol rate and short code Code domain conflicts can arise when two channels of different rates map to the same code domain space Identifying conflicts The following illustration shows a code domain conflict between the dedicated traffic channels in rows 4 and 5 with the dedicated traffic channel in row 2 i 000 000 000 0 0 135 00 Z Edit Item Z 2 a Insert Ro Delete Row Chip pate 4 096000fcps otal Power 8 45dB Link Dou Channel Code Domain 0012 0015 Doma Rate short Pouer Sunbol Adjust Type ksps dB Offset TPC Long Code Data Code Domain Power 1 DICH 0 00 AAAA 00000000001 RANDOM 2 0 00 AAAA OOo00000001 RANDOM 3 DICH 0 00 AAAA OO000000001 RANDOM DTCH 0 00 AAAA OO000000001 RANDOM MPA DOTCH 5 AAAA OO0000000001 RANDOM 6 DICH AAAA OO000000001 RANDOM 00000000001 RANDOM 2 10 Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Manual Supplement Modifying Channel Setup Configurations These conflicts are flagged in the channel setup table editor When thereis a domain conflict the row number of the conflicting channel will be highlighted flagged with the row number of the channel it conflicts with In this example rows four and five have a conflict with row two Row two occupies the channel code domain of 0012 0015 see the previous illustration Row 4 conflic
35. ANne1 3 17 Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Ext Press this softkey to set the Trigger Source to external triggering When the Trigger Source is set to Ext the signal generator will trigger an event when it receives the appropriate signal via the PATTERN TRIG IN connector NOTE For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup gt Trigger Source gt Ext SCPI Commands SOURce RADio WCDMa ARB TRIGger SOURce EXT SOURce RADio WCDMa ARB TRIGger SOURce 3 18 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key Ext Polarity Neg Pos NOTE Press this softkey to set the Trigger Source to external triggering When the Trigger Source is set to Ext the signal generator will trigger an event when it receives the appropriate signal via the TRIGGER IN connector For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup gt Trigger Source gt Ext Polarity Neg Pos SCPI Commands SOURCe RADio WCDMa ARB TRIGger SOURce EXTernal SLOPe POSitive NEGative SOURCe RADio WCDMa ARB TRIGger SOURCe EXTernal SLOPe Ext Delay Off On NOTE Manual Supplement Press this softkey to arm ON or disarm OFF the External Trigger Delay
36. CDMA menu press the Wideband CDMA softkey If you have multiple options installed you must first press the Arb Waveform Generator Softkey before the Wideband CDMA softkey is visible This document assumes that the Wideband CDMA softkey is in the first menu The softkeys in the Wideband CDMA menu are described in this section in alphabetical order The SCPI commands that duplicate these softkeys remotely are provided in this section also MENUS P inm List N Mode pk725a When this softkey is accessed via the DTCH softkey you will enter a symbol rate of 16 ksps kilosymbols per second for a specific dedicated traffic channel into the Edit Channel Setup table editor shown on the display When this softkey is accessed via the Multiple DTCH Symbol Rate softkeys you will insert multiple dedicated traffic channels with this symbol rate into the table editor Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH gt 16 ksps Or Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt Symbol Rate gt 16 ksps Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference 32 ksps 64 ksps Manual Supplement Mode Key SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH 16 lt short_code gt lt power_value gt symbol offset TPC long code
37. CDMA signal will be output once For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger Single SCPI Commands SOURce RADio WCDMa ARB TRIGger TYPE SINGLE SOURce RADio WCDMa ARB TRIGger TYPE Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key Store Custom WCDMA State Press this softkey to access a menu that allows you to store the current custom wideband CDMA state into the file you enter Afterward you can recall this custom state from the instrument memory by pressing Mode Wideband CDMA Setup Select Custom WCDMA State and selecting the appropriate file Along with the contents of the wideband CDMA channel table editor channel type symbol rate short code power level TPC symbol offset long code and data this softkey stores the following instrument state information to the memory catal og FIR filter FIR filter filename FIR filter alpha FIR filter BbT FIR filter channel EVM or ACP Q mapping link chiprate oversample ratio ARB reconstruction filter ARB reference clock source internal or external ARB reference dock frequency Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Store Custom CDMA State SCPI Commands SOURCe RADio WCDMa ARB SETup STORe lt file name gt Manual Supplement 3 43 Softkey Reference E
38. Define gt Filter gt Select Status after Normal Preset or RST WCDMA SCPI Commands SOURCe RADio WCDMa ARB FILter RNYQuist NYQuist GAUSsian IS95 IS95 EQ IS95 MOD IS95 MOD EQ file name SOURCe RADio WCDMa ARB FILter 3 41 Softkey Reference Mode Key Select File Single NOTE 3 42 ESG D Series Option H97 Signal Generators There are two Select File softkeys In the User FIR menu use the Select File softkey to choose a custom filter for your pre modulation filter from the catalog of user defined FIR filters Scroll through the catalog of files and when the desired filter is highlighted press the Select File softkey Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Select gt User FIR gt Select File SCPI Commands SOURCe RADio WCDMa ARB FILter lt file name gt SOURce RADio WCDMa ARB FILter In the Custom WCDMA State menu use the Select File softkey to choose a customized WCDMA instrument state from the catalog of wideband CDMA files You can create these files using the Store Custom WCDMA State softkey in the Setup Select menu Scroll through the catalog of files and when the desired WCDMA state is highlighted press the Select File softkey Softkey Location Mode gt Wideband CDMA gt WCDMA Select gt Custom WCDMA State gt Select File Press this softkey to set the wideband CDMA trigger type to single After receiving a trigger the wideband
39. Edit Channel Setup gt Insert Row gt Multiple DTCH gt Symbol Rate gt 256 ksps SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH 256 short code power value symbol offset TPC long code RANDom data value PERCHI DTCH 256 short code power value symbol offset TPC long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANne1 512 ksps When this softkey is accessed via the DTCH softkey you will enter a symbol rate of 512 ksps kilosymbols per second for a specific dedicated traffic channel into the Edit Channel Setup table editor shown on the display When this softkey is accessed via the Multiple DTCH Symbol Rate softkeys you will insert multiple dedicated traffic channels with this symbol rate intothe table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH gt 512 ksps Or Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt Symbol Rate gt 512 ksps SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH 512 short code power value symbol offset TPC long code RANDom data value PERCHI DTCH 512 short code power value symbol offset TPC long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANne1
40. G D Series Option H97 Signal Generators Option H97 Product Overview The following diagram shows the portions of the PERCH1 and DTCH physical layers supported by the Option H97 Figure 1 1 PERCH1 and DTCH Physical Layer Included in Option H97 PERCH1 Multiplexer Variable Power Level LQ De ES Multiplexer Random Data 4 DTCH 512 Maximum 512 Traffic Channels t Per Wideband CDMA Experimental System Specifications xx Range of symbol offsets depends on the channel symbol rate Replaced by random data or 8 bit repeating pattem Not Included in Option H97 Frame structure 16 p 0 n ms x 16 Pilot 0 15 Convolutional Intra frame Encoding Interleaving Data amp Frame 10ms _ gt Frame hk725b Manual Supplement 1 3 Introducing Multi Channel Wideband CDMA ESG D Series Option H97 Signal Generators Display Annotation Display Annotation The Option H97 display is identical tothe standard signal generator display in all respects except for the annunciator shown in the following figure In the standard signal generator or with other options enabled this annunciator position is used for other purposes In the Option H 97 when wideband CDMA is enabled the wcoma annunciator is displayed in the position shown FREQUENCY AMPLITUDE ALC OFF or L UNLOCK EXT REF OVEN COLD hop s ERM Ext Lo Ext2 n BERT Lam PULSE ENVLP vo E
41. I Commands z EMory DATA FIR lt file name gt osr coefficient coefficient MEMory DATA FIR lt file name gt Delete All Rows Delete File Delete Row 3 10 Press this softkey to delete all rows in any of the table editors Deletions cannot be recovered Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt More 1 of 2 gt Delete All Rows Press this softkey to delete a filein the catalog listing Scroll through the catalog of files and when the desired file is highlighted press the Delete File Be certain that you want to delete the file you cannot recover the file once you subsequently press Confirm Delete f you do not wish to delete the file press the Return key Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Store Custom CDMA State gt Delete File Press this softkey to delete the highlighted row in thetable Deletions cannot be recovered Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Delete Row Or Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt Delete Row Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Display FFT Mode Key Press this softkey to display a graphical representation of the frequency response of the filter loaded into the FIR table editor calculated using a fast Fourier transform The following is an example of the frequenc
42. IR gt More 1 of 2 gt Load Store gt Page Down Or Mode gt Wideband CDMA WCDMA Define gt Store Custom WCDMA State gt Page Down 3 33 Softkey Reference Mode Key Page Up Perch1 3 34 ESG D Series Option H97 Signal Generators Press this softkey to view the previous page of entries Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup Goto Row gt Page Up Or Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt Goto Row gt Page Up Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store gt Goto Row gt Page Up Or Mode gt Wideband CDMA WCDMA Define gt Store Custom WCDMA State gt Page Up Press this softkey to insert a Perch1 channel abovethe highlighted row in thetable The Perch1 channel can be enabled alone with up to 511 dedicated traffic channels or it can be turned off A short code of 0 is automatically assigned to the Perch1 channel Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt Perch1 SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 lt symbol_rate gt lt short_code gt lt power_value gt NA symbol offset tpc value long code RANDom lt data_value gt PERCH1 lt symbol_rate gt short code power value NA symbol offset tpc value long code RANDom dat
43. IS 95 gt 1S 95 w EQ SCPI Commands SOURCe RADio WCDMa ARB FILTer IS95 EQ SOURCe RADio WCDMa ARB FILTer 3 29 Softkey Reference Mode Key ESG D Series Option H97 Signal Generators Link Down Up Load Store Press this softkey to set the wideband CDMA waveform being defined in thetable editor to uplink or downlink Status after Normal Preset or RST Down Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt More 1 of 2 gt Link Down Up SCPI Commands SOURce RADio WCDMa ARB LINK UP DOWN SOURce RADio WCDMa ARB LINK Press this softkey to access a menu for loading the FIR filter table editor with values from files previously stored in the signal generator memory and for saving to memory a user defined filter from the FIR table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store Load Default FIR Press this softkey to access a menu for automatically filling the FIR table editor with coefficient values from pre defined filters such as Root Nyquist Nyquist Gaussian and Rectangle The default filter parameters can also be selected in this menu allowing you to choose the filter alpha or BbT and the number of filter symbols Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter Define User FIR gt More 1 of 2 gt Load Default FIR Load From Selected File 3 30
44. In the Select filter menu pressing the Root Nyquist softkey selects this FIR filter for use in your wideband CDMA setup The default filter alpha is automatically set to 0 500 You can changethe filter alpha to any value between 0 and 1 by pressing the Filter Alpha softkey Softkey Location Mode gt Wideband CDMA gt WCDMA Define Filter gt Select gt Root Nyquist SCPI Commands SOURCe RADio WCDMa ARB FILTer RNYQuist SOURCe RADio WCDMa ARB FILTer In the Load Default FIR menu pressing the Root Nyquist softkey followed by Generate loads the FIR table editor with the coefficient values for the Root N yquist filter The filter alpha and number of filter symbols are defined with the softkeys in this menu If you change either parameter after loading the filter coefficients press the Generate softkey again to reload the FIR table The impulse response and the frequency response of a Root Nyquist filter with an oversample ratio of 4 are shown in the following graphs Impulse Response 3 Oversample Ratio L 1 5 U a 1 u e 0 5 0 Coefficient 31 FFT 0 d B 100 0 Symbol Rate 2 Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Root Nyquist 3 40 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Scale To OdB Select Manual Supplement Mode Key Press this softkey to scale all of
45. MA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt Symbol Rate gt 128 ksps SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCHI DTCH 128 short code power value symbol offset TPC long code RANDom data value PERCHI DTCH 128 short code power value symbol offset TPC long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANnel1 Press this softkey to select a reconstruction filter with a cutoff frequency of 250 0 kHz Softkey Location Mode gt WCDMA 7 WCDMA Define gt Reconstruction Filter gt 250 0 kHz SCPI Commands SOURCe RADio ARB RFILter value SOURce RADio ARB RFILter Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key 256 ksps When this softkey is accessed via the DTCH softkey you will enter a symbol rate of 256 ksps kilosymbols per second for a specific dedicated traffic channel into the Edit Channel Setup table editor shown on the display When this softkey is accessed via the Multiple DTCH Symbol Rate softkeys you will insert multiple dedicated traffic channels with this symbol rate intothe table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH gt 256 ksps Or Mode gt Wideband CDMA gt WCDMA Define gt
46. Manual Supplement Agilent Technologies ESG D Series Option H97 Signal Generators GE Agilent Technologies Part No E4400 90268 Printed in USA May 2000 Supersedes November 1998 Copyright 1998 2000 Agilent Technologies Contents 1 Introducing Multi Channel Wideband CDMA Option H97 Pred ct OVE VIEW cocos si ec ibeerribevreberiudas 1 2 Display Annoteblori is cine eee ke a AA EORR PE ES He ENTRA EERE DR d 1 4 Table Editor BASES conc rat ence rere bed Ebr ado Od dd dac ed uod X dub acd bas 1 5 2 Using Functions Usmo Veldepand C DII iss sena aoi e bnc a i ped dq me gta etin ecc aii libb aede ada lame 2 2 Accessing the Wideband CDMA Menu coocccccccc ne 2 2 Selecting Predefined Channels for the Waveform 0 000 cece eee lees 2 4 Modifying Channel Setup Configurations 2 0 cac0ees chase nye LG OR e gH ERROR 2 6 Inserting Additional Dedicated Traffic Channels liliililllles esee 2 6 Irniserting a Perch Channel 2a eamm taceo e dl acm edel donde ct eh on o Se 2 8 Editing Channel Values in the Table Editor 0 000 c eee 2 10 Identifying and Resolving Code Domain Conflicts oooooocoooooooooooo 2 10 Setting the Carrier Frequency and Power oocococcccococ eranan arran 2 12 Enabling and Outputting the Signal a2 sues Pore tenderer ean adden Eden dox ie ae ean 2 13 Creating a User Defined FIR Filter Using the FIR Table Editor 2 14 Accessing the Table BORO p aio
47. Od ac qi ee A 3 43 Store TOFIIG siisssans uad uarie iade r foun eee KE RARE ERIT XAR REG 3 44 DO Bote RR PT lE 3 44 Throudlisssesaasses ERR eee de een aoe Ede RR RAE GN SORE RARE RR Rew CR Pos 3 45 TIT aid ci ebbe Yd era qae rd a una eee dpa dac net ded dd a d 3 45 Trigger Key ocussuaesiukuadk ti ERG REGE bok deeds OE We ede a ERO E wens eee 3 46 TGS A o Rees pea pid dede t dy can bd dro eoe odes 3 46 Trigger SOUICe 222604 ss Razas ERG AG agen sd dees awe ea awe NE RACER RORE REO EROR EC OS 3 46 User FIR rd eed ae nd ud ed npud dud Dios AAA 3 47 Waveform Statistics viiiesusskkcizau agde EXER dew ae ee en EEG AEERIF IAEA RE ME 3 47 SEDIS UM 3 47 WCDMA DENE o cases ex a ERR ERG A EE RR beeen eee A ENED GOGH Rn EEO 3 47 WCDMA BEIGE I cad EA AAA rds dada ds de da efe 3 47 Wideband CDMA Off ON cissskosusawks Ru ERROR EE GE see EXER Y X Ra RE dos 3 48 4 Specifications Option HOF SDEC HOS DIS s cnc acie A debt sah nine x a dee detto rie dl rahe ene o o 4 2 A Reconciling New Firmware Revisions with Earlier Revisions Overview or the Changes isse dd xd dos CERA RC URGE gl a bolus dico dd A 2 Remote Operation Differences oc cae lcd eb ek Race e RO UR dose RU a RR RR XR RR a A 3 ESG D Series Option H97 Signal Generators 1 Introducing Multi Channel Wideband CDMA This manual supplement provides operating and service information applicable to the Agilent Technologies ESG D Family Option H97 Signal Generator Use this information to s
48. R filter see Creating a User Defined FIR Filter Using theFIR Table Editor on page 2 14 1 Preset the signal generator to normal preset conditions 2 Press the front panel Mode key 3 If you have multiple options and the Arb Waveform Generator softkey is visible press it next 4 Press Wideband CDMA gt Wideband CDMA Define gt Filter gt Select gt User FIR The catalog of FIR files should now be displayed The following illustration shows an example of the catalog E 000 00000000 s 135 00 oe Select File a Catalog of FIR Files 106560 bytes used 169348 butes free File Hame Type Size NEWF IRL NENF IR2 Page Down In this example there are two FIR files listed NEWFIR1 and NEWFIR2 These files were created in the previous examples 5 Scroll down in the list until the desired filter is highlighted In this example NEWFIR2 is the desired filter You can use the front panel knob or the arrow keys as well as the GoTo Row function Manual Supplement 2 23 Using Functions ESG D Series Option H97 Signal Generators Applying a User Defined FIR Filter to a Wideband CDMA Signal 6 Press Select File The highlighted filter is now selected for usein your custom modulation state The following illustration shows our example displayed 4 000 000 00000 s 195 00 am ee vum l 48 WCDMA WCDMA Setup 1 DTCH Modi fied 0 f f Chip Rate 4 096000Ncps Reconstruction 2 500MHz Filt
49. RR OFF OFF OF or ERROR 222 Data out of range hk71b 1 4 Manual Supplement ESG D Series Option H97 Signal Generators Introducing Multi Channel Wideband CDMA Table Editor Basics Table Editor Basics Option H97 provides several table editors that enable you to e select predefined WCDMA waveforms for details see page 2 4 e modify WCDMA waveforms for details see page 2 10 createFIR data filters for details see page 2 14 modify FIR data filters for details see page 2 20 While each of these table editors performs a different function they are all used in basically the same way and most of the table editors have several editing softkeys in common Common Edit Functions Edit Item Enables you to usethe front panel knob and arrow keys to edit the value of a selected entry After highlighting the value you want to edit select this softkey Insert Row Inserts a row for data below the currently selected row Delete Row Deletes the currently selected row of data Goto Row Displays a new page of softkeys so that you can quickly move to the first middle or last row of data This is especially helpful in a large table or when using the filter table editor mirror function Load Default Enables you to load default values into a table editor Restore Default Enables you to reset factory default values for the filter and the channel setup Load Store Displays a new page of softkeys that enab
50. SG D Series Option H97 Signal Generators Mode Key Store To File There are two Store to File softkeys In the Load Store menu for defining custom FIR filters use the Store to File softkey to save a custom filter created in the FIR table editor to a file in the signal generator non volatile memory When you press the Store to File softkey a menu is displayed for creating a file name The file name can consist of up to 23 alpha numeric and special characters After creating the file name press the Enter terminator softkey and the fileis stored Once stored this file becomes a part of the catalog of FIR files and can be re loaded into the FIR table editor for further modifications or can be applied to a custom wideband CDMA modulation state Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store gt Store to File In the Store Custom WCDMA State menu use the Store to File softkey to save the current wideband CDMA instrument state to a filein the signal generator non volatile memory Create a file name and store the file as described in the previous paragraph Once stored this file becomes a part of the catalog of wideband CDMA states and can be re loaded using the Select File softkey in the Custom WCDMA State menu Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Store Custom WCDMA State gt Store To File Symbol Rate Press this softkey to set the symb
51. Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE DTCH lt symbol_rate gt lt short_code gt lt power_value gt NA lt symbol_offset gt lt tpc_value gt lt long_code gt RANDom lt data_value gt DTCH lt symbol_rate gt lt short_code gt lt pow er_value gt NA lt symbol_offset gt lt tpc_value gt lt long_code gt RANDom lt data_value gt SOURce RADio WCDMa ARB SETup CHANne1 DTCH Channels 3 12 Press this softkey to select the number of dedicated traffic channels to be inserted into the table editor To enter the value rotate the front panel knob until the desired value is displayed use the up and down arrow keys or enter the value using the numeric keypad and press the Enter terminator softkey When you have finished setting the other channel parameters press Done to insert the new channels into the table editor above the row where the cursor is positioned The range of values allowed is 0 through 512 Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DICH gt DTCH Channels SCPI Commands SOURCe RADio WCDMa ARB DTCHannel value SOURCe RADio WCDMa ARB DTCHannel Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key DTCH Symbols Press t
52. a value SOURce RADio WCDMa ARB SETup CHANne1 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key Plot CCDF After generating a wideband CDMA waveform by pressing Wideband CDMA Off On until On is highlighted press this softkey to display a plot of the Complementary Cumulative Distribution Function for the generated waveform The plot displays the probability that the instantaneous envelope power is x dB above the average power where x is the number on the horizontal axis COMPLEMENTARY CUMULATIVE DISTRIBUTION WAVEFORM AUTOGEH HAUEFORI 100 P R B f 1 gt q Eo 0 1 I 0 01 y 0 0017 0 5 10 15 PEAK AUG dB Softkey Location Mode gt Wideband CDMA gt Wideband CDMA On gt Waveform Statistics Plot CCDF Power Press this softkey to set the channel power for the dedicated traffic channels being inserted into the table editor using Multiple DTCH Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt Insert Row gt Multiple DTCH gt Power SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH symbol rate short code power value symbol offset TPC long code RANDom data value PERCHI DTCH symbol rate short code power value NA symbol offset tpc value long code RANDom lt data_value gt SOURCe RADio WCDMa ARB SETu
53. are Revisions with Earlier Revisions Overview of the Changes You can duplicate these channel configurations by using the front panel table editor described in Chapter 2 or by remote operation For help with remote operation continue with the Remote Operation Differences section Remote Operation Differences Most of the SCPI wideband CDMA commands in the earlier revisions of firmware prior to B 02 21 can no longer be used with later revisions B 02 21 and greater This section describes the differences and also provides a program for the later firmware revisions that builds traffic channels and a Perch1 channel with the same variables used in the earlier firmware revisions Commands from Earlier Firmware Revisions That are Still Valid in Later Revisions If your signal generator has a later revision of firmware B 02 21 or greater the following wideband CDMA commands from the earlier revisions of firmware can still be used All other wideband CDMA commands are invalid SOURCe RADio ARB CLOCk REFerence SOURce INTernal EXTernal SOURCe RADio ARB CLOCk REFerence SOURCe Sets the reference for the waveform dock to either the internally generated 10 MHz reference or to an external reference signal applied tothe BASEBAND GEN REF IN connector SOURCe RADio ARB CLOCk REFerence EXTernal FREQuency value SOURCe RADio ARB CLOCk REFerence EXTernal FREQuency Spec
54. code S amp 0 amp Symbol offset amp 43690 00000000001 RANDOM 60 PRINT Channel Short_code Channel MOD 10 0ffset Channel 1 MOD 10 65 NEXT Channel Reconciling New Firmware Revisions with Earlier Revisions Overview of the Changes If OFFSET is selected in line 72 the symbol offset valueis selected by selecting the Offset variable that matches the value of the integer remainder of the channel number divided by 10 If RANDOM is selected in line 72 the symbol offset is set to NA Outputs to the signal generator the channel number symbol rate 32 ksps short code value power 0 dBm symbol offset TPC 43690 long code 00000000001 symbol alignment random If OF FSET is selected in line 72 replace RANDOM with the offset value Prints the channel number short code offset variable symbol offset value Repeats from line 95 for each channel 70 OUTPUT 719 Sends End of Line command The signal generator then builds the waveforms 75 Clear error 180 185 190 95 END 200 SUB Clear error 205 Clear error 210 COM Ierror E 100 215 REPEAT 220 R 225 PRINT ES 230 UNTIL ES 0 No error 235 SUBEND 240 245 KKKKKKKKKKKKKKKKKKKKKKKKKKKK 250 255 SUB R 260 R 265 COM Ierror Error 100 270 275 OUTPUT 719 SYSTem ERRor 280 ENTER 719 Error 285 290 PRINT Errors 295 SUBEND 300 305 V OkCkCckckckckckckc
55. e and frequency dimensions 1 Toview the filter frequency response calculated using a fast Fourier transform press More 1 of 2 gt Display FFT The following graph will be displayed 00000000000 s 195 00 um Ow Symbol Rate 2 Toreturn to the menu keys press Return 3 Display the filter impulse response in time by pressing Display Impulse Response The following graph will be displayed FREQUENCY AMPLITUDE 4 000 000 00000 sz 135 00 om Em Impulse Response Oversample Ratio L ps U a 1 u e Li e en Coefficient 4 Toreurn to the menu keys press Return Manual Supplement 2 17 Using Functions ESG D Series Option H97 Signal Generators Creating a User Defined FIR Filter Using the FIR Table Editor Storing the Filter to Memory Thefilter is now complete and can be stored to non volatile memory for future use At any time you can check the information at the top of the FIR table editor to determine whether the current table has been stored Your current table should display the following text FIR Values UNSTORED If you attempt to exit the table editor mode without first storing to a file the signal generator will first prompt you to confirm that you want to exit without storing to a file If you do not want to exit after all press Return To store the file perform the following steps 1 2 18 Press Load Store gt Store To File The catalog of FIR files is d
56. eband CDMA gt Trigger gt Trigger Setup gt Trigger Source gt Ext Delay Time Status after Normal Preset or RST 2 000 milliseconds SCPI Commands SOURce RADio WCDMa ARB TRIGger SOURce EXTernal DELay lt value gt SOURce RADio WCDMa ARB TRIGger SOURce EXTernal DELay Press this softkey to access menus for selecting a filter type restoring the default filter and for defining a unique FIR filter The Filter menu also lets you adjust the filter alpha when Nyquist or Root Nyquist filters are selected or bandwidth time product for Gaussian filters Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter Press this softkey to change the alpha parameter of the FIR filter alpha parameter in either the Filter menu or the Load Default FIR menus In the Filter menu the Filter Alpha softkey changes the alpha parameter of the selected Root Nyquist or Nyquist filter To enter a new value rotate the front panel knob until the desired value is displayed use the up and down arrow keys or enter the value using the numeric keypad and press the Enter terminator softkey The range of values allowed is 0 000 through 1 000 This key only appears after choosing a Root Nyquist or Nyquist filter If a Gaussian filter is in use you will see Filter BbT f any other filter is in use you will see a grayed out softkey Filter Factor N A Manual Supplement ESG D Series Option H97 Signal
57. eference Mode Key ESG D Series Option H97 Signal Generators In the Define User FIR menu this softkey inserts a row directly above the highlighted row in the table The coefficient value in theinserted row is copied from the highlighted row Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt Insert Row I Q Mapping Normal Invert 1S 95 3 28 Press this softkey to select whether the 1 Q output will be inverted or not Normal Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt More 1 of 2 gt I Q Mapping Normal Invert Status after Normal Preset or RST Normal SCPI Commands SOURce RADio WCDMa ARB IQMap NORM INVert SOURce RADio WCDMa ARB IQMap There aretwo IS 95 softkeys Press the first IS 95 softkey to open a menu for selecting an IS 95 baseband filter The choices include the standard IS 95 filter as well as a modified version of this filter for improved adjacent channel performance This modified filter still meets the IS 95 error function These two filters are also provided with an equalizer which provides base station phase equalization for the transmit signal path Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Select gt IS 95 Press the second Is 95 softkey located in thelS 95 menu to select the standard IS 95 baseband filter Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Select gt
58. ens EA IDE cd ssa aa ACRI CERRAR do Eq Mo AG OE Dame ADR D Bilal a 3 8 BH eine Reo Reha ead Rd e xau RR dos d TREATS a RO Re done ER RR S doa TUR RS 3 8 Contents CHIP RAS iasexsssskasiundxsi sib Tre Coes VEG OG Te wee ONES WR TERN d PERSE NE 3 9 COONS hin ee oes ot Rd PUO OR Oba a EC E PE e ODE OE PERRO 3 9 Custom MEC DATA STATS iris dd Phew AREA REAR EROR AA A ORE UR 3 9 Penne ser FR a cana casos chee Ga EO ae EU PX EPOD aci Sos SN AAA A 3 10 Bae RI PEERS rirorio Paleo he Ula o bu dro d a dp XCE TI dE SS EG dad atia 3 10 Cae EE ei ag pog ter Coe Endo aho AA fue doe E p AO 3 10 CAS COME soria raras cada EN 3 10 Dishley EET irc A d edd ae adr ee ade pied eae 3 11 Display Impulse Responise ssasssesosuesssekoscka dintin de ea wee eee ERES 3 11 DIS l S ep ue pb SQ Pp de RE CEU Op E XO EC Cd 401 ee a EE IE EE EGER 3 11 E PCT PET 3 12 ERLEBT Smiles a Ponce 5a Pac uo deb ad A Pcia Py aX dora bs 3 12 DICH SYMBOSe c4 veces ayer weed eeWd aoe ed ARR RES reERKWESAG PER E xad ws 3 13 EEC Moni SAUD errada epos kx enar nde eid aw eed ene opidi ao ae 3 14 Ee IPSE A cacao d ILE dea Be MICA HORE REDI ACR d ooa bdoE Sx E MIU GUN RAD iw 3 17 Eua Energy per Symbol cara rr a A dae bad d S 3 17 EXE saute AAA AAA dE CR CONGR UR d RC C e oor Male x dea o 3 18 EXE Polarity NegPOS 26 cccbid aer ia dide bee pd da dra 3 19 Ext Delay Off On su oscar a RE RE RE Lege ae eee RE REY E ERA RAE PER 3 19 EXEDES TIRE a 22558 ie rx pA Fa rud v rdg eG rbd Ree d qaod dd Yu a Xd deba ad
59. er User FIR Ref Freq 10 0000000MHz Int Oversample Y I Q Mapping Normal Link Down Restore Default Filter The filter you selected is NEWFIR2 You can see the name displayed below the Select softkey at the top and right In the Filter field near the left of the display User FIR is displayed to indicate that a user defined FIR filter has been selected Once you have set the other modulation parameters to your satisfaction turn on Custom and the RF output and your user defined filter is in use NOTE The actual oversample ratio during modulation is automatically selected by the instrument A value between 4 and 16 is chosen dependent on the symbol rate the number of bits per symbol of the modulation type and the number of symbols 2 24 Manual Supplement ESG D Series Option H97 Signal Generators 3 Softkey Reference This chapter contains instructions for using the Option H97 features via the front panel or by remote operation Use this information to supplement the Agilent Technologies ESG Family manual set n all cases the information in this supplement supersedes the information in the standard manual set Manual Supplement Softkey Reference Mode Key Mode Key 16 ksps ESG D Series Option H97 Signal Generators The information in this section supersedes the Mode key documentation in the standard manual set Pressing the front panel Mode key accesses a menu of softkeys To display the Wideband
60. ernal SOURCe RADio ARB CLOCk REFerence SOURCe Bus Press this softkey to set the trigger source to Bus When the Trigger Source is set to Bus the signal generator will trigger an event when it receives the appropriate command via GPIB NOTE For trigger availability information see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Trigger Setup gt Trigger Source gt Bus SCPI Commands S0URce RADio WCDMa ARB TRIGger SOURce BUS SOURce RADio WCDMa ARB TRIGger SOURce 3 8 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Chip Rate Continuous NOTE Mode Key Press this softkey to access a menu of chip rate values in M cps megachips per second to apply to the wideband CDMA waveform being defined in thetable editor You can choose from 4 096 M cps 8 192 M cps or 16 384 M cps Changing the chip rate will causethe table editor to be set to a single perch channel Status after Normal Preset or RST 4 096 Mcps Softkey L ocati on Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt More 1 of 2 gt Chip Rate SCPI Commands SOURCe RADio WCDMa ARB CRATe value SOURCe RADio WCDMa ARB CRATe Press this softkey to set the wideband CDMA trigger type to continuous I n continuous trigger mode the wideband CDMA waveform will repeat itself indefinitely For trigger availability i
61. es and the amount of memory used Memory is also shared by instrument state files and list sweep files This filter can now be used to customize a modulation or it can be used as a basis for a new filter design Refer to the additional filter examples in this chapter 2 19 Using Functions ESG D Series Option H97 Signal Generators Modifying an FIR Filter Using the FIR Table Editor Modifying an FIR Filter Using the FIR Table Editor FIR filters stored in signal generator memory can easily be modified using the FIR table editor You can load the FIR table editor with coefficient values from user defined FIR files stored in the signal generator s memory or from one of the default FIR filters Then you can modify the values and store the new files n this example you will load the FIR table editor with the values for a default Gaussian filter and then modify it Loading the Default Gaussian FIR File 1 Preset the signal generator to normal preset conditions 2 Press the front panel Mode key 3 If you have multiple options and the Arb Waveform Generator softkey is visible press it next 4 To select the Gaussian filter press Custom gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Gaussian 5 Set the filter BbT to 0 300 if Filter BbT is not already set to this value by pressing Filter BbT and rotate the front panel knob until 0 300 is displayed 6 Set the number of filter symbols to 8 if
62. essing the Gaussian softkey followed by Generate loads the FIR table editor with the coefficient values for the Gaussian filter The filter BoT and number of filter symbols are defined with the softkeys in this menu If you change either parameter after loading the filter coefficients press the Generate softkey again to reload the FIR table The impulse response and the frequency response of a Gaussian filter with an oversample ratio of 4 are shown in the following graphs Impulse Response versample Ratio h 12 U a 1 u e 0 2 0 Coefficient 31 FFT 0 d B 80 0 Symbol Rate 2 Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Gaussian 3 25 Softkey Reference Mode Key Generate ESG D Series Option H97 Signal Generators Press this softkey to create the filter using the values specified Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Root Nyquist Or Nyquist gt Gaussian gt or Rectangle gt Generate Goto Bottom Row Press this softkey to go to the bottom row of the current column in the table editor Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Goto Row gt Goto Bottom Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Select User FIR gt Goto Row gt Goto Bottom Row Or Mode
63. eters of the wideband CDMA signal These parameters include code domain power and the individual channel type short code power symbol offset symbol rate and data An example of the display is shown here 4 000 000 00000 s 19500 um pudo E ae AAA Delete Rou Chip Rate 4 096000lcps Total Power 0 00dB Link Doun Channel Code Domain 0016 0017 Adjust Rate Short Power Symbol Type ksps Code dB Offset TPC Long Code Data 20de Domain Power 32 8 0 00 o AAAA OO000000001 RANDOM More 1 of 2 Use the front panel knob or the arrow keys to move the cursor within the table structure and the data input keypad to change values contained in the table You can insert one or more Perch1 or traffic channels by pressing the Insert Row softkey When you have finished setting up new channel types press the Return hardkey to go back to the main WCDMA Channel Setup editor window You can move quickly through a large table using the keys found beneath the Goto Row softkey Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup 3 14 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCHI DTCH symbol rate short code power value NA symbol offset tpc value long code RANDom lt data_value gt PERCH1 DTCH lt symbol_rate gt short code power value
64. ey 3 11 Display I mpulse Response softkey 3 11 Done softkey 3 11 downlink long code 4 4 DTCH channels inserting 2 6 DTCH Channels softkey 3 12 DTCH softkey 3 12 DTCH symbol rate 4 3 DTCH Symbols softkey 3 13 DTCH variables number of channels 4 3 short codes 4 3 symbol rate 4 3 Edit Channel Setup softkey 3 14 Edit Item softkey 3 17 editing values 2 10 electronic 4 5 enabling wideband CDMA 2 13 Equal Energy per Symbol softkey 3 17 error vector magnitude 4 5 EVM 4 5 examples FIR filter creating 2 14 modifying 2 20 using 2 23 wideband CDMA accessing 2 2 modifying channel setup 2 6 selecting predefined channels 2 4 using 2 2 Index Ext Delay Off On softkey 3 19 Ext Delay Time softkey 3 20 Ext Polarity N eg Pos softkey 3 19 Ext softkey 3 18 F files FIR files catalog 2 23 filter 4 5 windowed sinc function creating 2 14 Filter Alpha softkey 3 20 Filter BbT softkey 3 21 Filter Factor N A softkey 3 22 Filter softkey softkeys Filter 3 20 Filter Symbols softkey 3 22 filters 1 2 FIR filter modifying 2 20 user defined 2 14 using a custom filter 2 23 windowed sinc function creating 2 14 FIR table editor accessing 2 14 creating user defined filter 2 14 duplicating coefficients using mirror table 2 16 entering coefficient values 2 15 loading an existing FIR file 2 20 modifying a FIR filter 2 20 modifying the coefficients 2 21 setting oversample ratio 2 16 storin
65. g filter 2 18 2 22 firmware remote operation differences A 3 firmware differences A 1 firmware revision overview A 2 First Short Code softkey 3 22 Formatted Aligned softkey 3 23 Formatted Offset softkey 3 23 frame duration 4 4 frequency range 4 2 setting 2 12 frequency range 4 2 G Gate Active Low High softkey 3 24 Gated softkey 3 24 Gaussian softkey 3 25 Generate softkey 3 26 Goto Bottom Row softkey 3 26 Goto Middle Row 3 26 Goto Row softkey 3 27 Goto Top Row softkey 3 27 l 1 Q mapping 4 4 1 Q Mapping Normal Invert softkey 3 28 identifying code domain conflicts 2 10 Insert Row softkey 3 27 inserting DTCH 2 6 inserting Perch1 2 8 IS 95 Mod softkey 3 29 IS 95 Mod w EQ softkey 3 29 IS 95 softkeys 3 28 IS 95 w EQ softkeys 3 29 L LCM 4 4 Link Down U p softkey 3 30 Load Default FIR softkey 3 30 Load From Selected File softkey 3 30 Load Store softkey 3 30 long code 3 15 downlink 4 4 mask 4 4 uplink 4 4 Long Code softkey 3 31 M Mirror Table softkey 3 31 mirror table duplicating coefficients 2 16 Mode key description 3 2 modulation 4 2 Multiple DTCH softkey 3 31 N Nyquist softkey 3 32 O Optimize FIR For EVM ACP softkey 3 33 options H97 1 2 UNB 4 5 Oversample Ratio softkey 3 33 Index Index P Page Down softkey 3 33 Page Up softkeys 3 34 Perch1 1 2 short code 4 4 symbol rate 4 4 Perch1 channels inserting 2 8 Perch
66. his softkey to access a menu for formatting the DTCH pilot symbols of the channels that will be inserted into the table editor n this menu you can select random data to fill the pilot TPC and ACCH fields align the pilot fields of the DTCH channels to start simultaneously or offset the start of the pilot fields of the DTCH channels by 0 to 9 Perch1 symbols Aligning the DTCH symbols will generate the highest peak to average ratio in the output signal Selecting random data will generate the least stressful peak to average ratio The following complementary cumulative distribution function CCDF graph compares the typical peak to average power generated using offset symbols random symbols and aligned symbols with 127 traffic channels and Perch1 turned on 10eg 19E 4 D ig a N x n 1 E 2 x O Random o Q2 Offset S 195 3 O Aligned pS f 2 e i n 10E 5 10E 6 3 6 8 12 15 18 21 24 27 38 Pk Avg dB hk74b Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt DTCH Symbols SCPI Commands SOURce RADio WCDMa ARB DTCHannel SYMBols RANDom ALIGned OFFSet SOURCe RADio WCDMa ARB DTCHannel SYMBols Manual Supplement 3 13 Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Edit Channel Setup Press this softkey to access a table editor used to define the channel param
67. however cannot have more than 256 coefficients so the number of symbols and the oversample ratio should be selected accordingly To change the number of symbols rotate the front panel knob until the desired valueis displayed use the up and down arrow keys or enter the value using the numeric keypad and press the Enter terminator softkey The range of values allowed is 1 through 32 Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Root Nyquist Or Nyquist gt Gaussian 7 Or Rectangle gt Filter Symbols First Short Code Press this softkey to set the starting short code for the dedicated traffic channels being inserted into the table editor using Multiple DTCH The signal generator will always find the first short code that doesn t cause a conflict starting with the short code you entered Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt First Short Code SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH symbol rate short code power value symbol offset TPC long code RANDom data value PERCHI DTCH symbol rate short code power value NA symbol offset tpc value long code RANDom data value SOURce RADio WCDMa ARB SETup CHANne1 3 22 Manual Supplement ESG
68. ified IS 95 modified with equalizer Rectangle EVM f 1800 to 2200 MHz default WCDMA filters 4 096 chip rate typical output power lt 4dBm lt 7dBm with Option UNB 1DTCH 2 3 Adjacent Channel Power Electronic Attenuator Standard typical 1800 MHz lt f lt 2200 MHz default filters 4 096 chip rate lt 2 dBm Mechanical Attenuator Option UNB typical Low ACP Option H 99 58 dBc 127 DTCH and PERCH1 1 lt 0 dBm with Option H 99 Manual Supplement 58 dBc 61 dBc 63 dBc typical 60 dBc 62 dBc typical ESG D Series Option H97 Signal Generators A Reconciling New Firmware Revisions with Earlier Revisions Remote and front panel operation of firmware revision B 02 21 and greater is quite different from earlier firmware revisions This appendix contains information to help you if you are operating instruments with different firmware revisions Manual Supplement A 1 Reconciling New Firmware Revisions with Earlier Revisions ESG D Series Option H97 Signal Generators Overview of the Changes Overview of the Changes NOTE The following changes are linked to the signal generator s firmware revision To determine the firmware revision of your instrument press Utility gt Olnstrument Info Help Mode gt Diagnostic Info In firmware revisions prior to B 02 21 Option H97 provided pre defined channel configurations for Perch1 for up to
69. ifies the frequency of the external dock reference applied to the BASEBAND GEN REF IN connector SOURce RADio WCDMa ARB STATe ON Off 1 0 SOURce RADio WCDMa ARB STATe Enables Option H97 wideband CDMA functionality This command sets up the internal hardware to generate the structure defined by the wideband CDMA experimental system specification Manual Supplement A 3 Reconciling New Firmware Revisions with Earlier Revisions Overview of the Changes ESG D Series Option H97 Signal Generators Programming the Later Revisions of Firmware to Duplicate the Earlier Revisions If you have programming code developed for signal generators with earlier revisions of firmware prior to B 02 21 and you wish to duplicate the same functionality in instruments with later revisions of firmware B 02 21 and greater the following program builds traffic channels and Perch1 with the same variables as were defined with the earlier SCPI commands D INTEGER Channel N of channels Creates an integer for the number of traffic channels 10 DIM Offset 0 9 2 15 Initialize Symbol Offset Pattern Dimensions a variable for symbol offset values 20 Offset 0 0 Sets offsets for variables O through 9 25 Offset 1 18 30 Offset 2 2 35 Offset 3 16 40 Offset 4 4 45 Offset 5 14 50 Offset 6 6 55 Offset 7 12 60 Offset 8 8 65 Offset 9 10 70 1 71
70. isplayed along with the amount of memory available For this example you will title the file NEWFIR1 The file name is created by pressing the softkey containing the desired character then selecting the softkey with that character from the subsequent menu For example press the HIJKLMN softkey Then press the bottom softkey N N is displayed in the active entry area following thestore to text Continue entering the characters for the file name until NEWFIR1 is displayed in the active entry area Usethe numeric keypad to enter the number 1 Press Enter when the file nameis complete The contents of the current FIR table editor are stored toa file in non volatile memory Thefollowing illustration shows the display AMPLITUDE m ae 135 00 om selected File 4 000 000 000 00 s noD Store To 1 OH File Delete File Catalog of FIR Files 106240 bytes used 169668 bytes free File Hame Size Goto Ro Page Up Page Down Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Manual Supplement Creating a User Defined FIR Filter Using the FIR Table Editor The NEWFIR1 file is the first file name listed If you have previously stored other FIR files additional file names will be listed below NEWFIR1 The file type is FIR and the size of the file is 260 bytes The amount of memory used is also displayed The number of files that can be saved depends on the size of the fil
71. istake you can correct it using the backspace key Terminate your entry by pressing the Enter softkey Notice that the value for coefficient O is now displayed in the Value field and a second row is automatically displayed with the Value field highlighted The following illustration shows the FIR table editor at this point in the process FREQUENCY AMPLITUDE 4 000 000 000 00 s as 35 00 dBm Edit Item 4 v Insert Row Delete Row FIR Values UHSTORED Dversamele Ratio L Coeff Ualue 0 0 000076 1 A Mirror Table Dversamp le a More oR 2 2 Continue entering the coefficient values until all 16 are complete Coefficient Value Coefficient Value 0 0 000076 8 0 035667 1 0 001747 9 0 116753 2 0 005144 10 0 157348 3 0 004424 11 0 088484 4 0 007745 12 0 123414 5 0 029610 13 0 442748 6 0 043940 14 0 767329 7 0 025852 15 0 972149 2 15 Using Functions ESG D Series Option H97 Signal Generators Creating a User Defined FIR Filter Using the FIR Table Editor Duplicating the First 16 Coefficients Using Mirror Table In a windowed sinc function filter the second half of the coefficients are identical tothe first half in reverse order The signal generator provides a mirror table function that automatically duplicates the existing coefficient values in the reverse order 1 Press the Mirror Table softkey The last 16 coefficients are automatica
72. kckckckckckckck ck ck ck kc kckck ck kckck kk Queries for errors Puts theerrors intothe Error variable Prints the errors to the print device Loops until Noerror is found 310 Manual Supplement A 5 Index Numerics 1024 ksps softkey 3 6 128 ksps softkey 3 4 16 ksps softkey 3 2 16 384 M cps softkey 3 7 2 500 M Hz softkey 3 6 250 0 kHz softkey 3 4 256 ksps softkey 3 5 32 ksps softkey 3 3 4 096 M cps softkey 3 6 512 ksps softkey 3 5 64 ksps softkey 3 3 8 000 MHz softkey 3 7 8 192 M cps softkey 3 7 A accessing wideband CDMA 2 2 Adjust Code Domain Power softkey 3 7 alpha 4 5 annunciators 1 4 Apply Channel Setup softkey 3 8 ARB Reference Ext Int softkey 3 8 Arb Waveform Generator softkey 3 2 attenuator 4 5 B Bus softkey 3 8 C catalogs FIR files 2 23 channel numbers of 4 3 channel configuration predefined 4 2 channel power 4 3 channel values editing 2 10 channels 2 6 2 8 2 10 modifying setup 2 6 number of DTCH 4 3 predefined 4 2 selecting predefined 2 4 chip rate 4 2 Chip Rate softkey 3 9 Index code domain conflicts identifying 2 10 resolving 2 10 2 11 coefficient values FIR entering 2 15 Continuous softkey 3 9 Custom WCDMA State softkey 3 9 D data 4 4 data variable 3 15 Define User FIR softkey 3 10 Delete All Rows softkey 3 10 Delete File softkey 3 10 Delete Row softkey 3 10 display annotation 1 4 Display FFT softk
73. les you to load data from a stored file save data to a file or delete a stored file Delete All Rows Clears all data from a table CAUTION There is no undo command Once you delete data from a table you can not retrieve it Manual Supplement 1 5 ESG D Series Option H97 Signal Generators 2 Using Functions This chapter contains instructions for using the Option H97 Wideband CDMA features Usethis information to supplement the Agilent Technologies ESG Family manual set In all cases the information in this supplement supersedes the information in the standard manual set Manual Supplement Using Functions ESG D Series Option H97 Signal Generators Using Wideband CDMA Using Wideband CDMA This chapter describes how to set up a waveform using predefined and user defined channels You will learn how to perform the following Select channels Modify channels Turn on and output a waveform e Create filters Modify filters Accessing the Wideband CDMA Menu Perform the following procedure to use the Wideband CDMA features 1 Press Preset to set the signal generator to normal preset conditions 2 Press the front panel Mode key 3 If you have multiple options and the Arb Waveform Generator softkey is visible press it next 4 Press Wideband CDMA The Wideband CDMA menu should now be displayed The following illustration shows the display on an E4433B 400000000000 sz 13500 c Hart 1 IBN o
74. lly generated and the first of these coefficients number 16 is highlighted The following illustration shows the display at this point in the process 274 000 000 000 00 135 00 dim Edit Item nop Insert Row y Li Delete Row FIR Values CUHSTORED Dversample Ratio L Value 0 157348 Goto Ro 0 088484 0 123414 0 442748 Mirror Table D 767329 0 972149 0 972143 Dversample Ratio 0 767329 4 0 442748 0 123414 More 1 of 2 Setting the Oversample Ratio The oversample ratio OSR is the number of filter taps per symbol Acceptable values range from 1 through 32 the maximum combination of symbols and oversampling ratio allowed by the table editor is 1024 The instrument hardware however is actually limited to 32 symbols an oversample ratio between 4 and 16 and 256 coefficients So if you enter more than 32 symbols or 256 coefficients the instrument will be unable to use the filter If the oversample ratio is different from the internal optimally selected one then the filter will be resampled tothe most optimal oversample ratio For this example the desired OSR is 4 which is the default so no action is necessary 2 16 Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Creating a User Defined FIR Filter Using the FIR Table Editor Displaying a Graphical Representation of the Filter The signal generator has the capability of graphically displaying the filter in both tim
75. magnitude select EVM or to minimized adjacent channel power select ACP The EVM selection provides the most ideal passband The ACP selection improves stopband rejection This feature only applies to root Nyquist and Gaussian filters The softkey is grayed out when any other filter is selected Softkey Location Mode 7 Wideband CDMA 7 WCDMA Define gt Filter gt Select gt Root Nyquist Or Nyquist Or Gaussian gt Optimize For EVM ACP SCPI Command SOURce RADio WCDMa ARB FILTer CHANnel EVM ACP SOURce RADio WCDMa ARB FILTer CHANnel Oversample Ratio Page Down Manual Supplement Press this softkey to set the oversampling ratio to be applied toa custom FIR filter design Acceptable values range from 1 through 32 where the maximum combination of symbols and oversampling ratio is 1024 An FIR filter selected for use in wideband CDMA however cannot have more than 256 coefficients so the number of symbols and the oversample ratio should be selected accordingly Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt Oversample Ratio Press this softkey to view the next page of entries Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Goto Row gt Page Down Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt Goto Row gt Page Down Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User F
76. meslots which indude pilot symbols user defined power control bits ACCH fields filled with zeroes and data fields filled with random data or an 8 bit repeating pattern The wcpma and 1 0 annunciators are turned on in the display when this softkey is toggled on Softkey Location Mode gt Wideband CDMA gt Wideband CDMA Off On Status after Normal Preset or RST Off SCPI Commands SOURce RADio WCDMa ARB STATe ON OFF 1 0 SOURce RADio WCDMa ARB STATe Manual Supplement ESG D Series Option H97 Signal Generators 4 Specifications This chapter provides the specifications and supplemental characteristics for the Agilent Technologies ESG D Series Option H97 Signal Generator This chapter as with the rest of this supplement provides only the information unique to the Wideband CDMA Option H97 Use this information to supplement the ESG Family manual set In all cases the information in this supplement supersedes the information in the standard manual set Manual Supplement Specifications ESG D Series Option H97 Signal Generators Option H97 Specifications Option H97 Specifications Specifications describe the warranted performance of the instrument and apply only after a 45 minute warm up The Option H97 has no specified performance specific to the operation of the multi channel wideband CDMA functionality Specifications for the base performance of the instrument do exist and are documented in the standa
77. nformation see the Trigger softkey definition Softkey Location Mode gt Wideband CDMA gt Trigger gt Continuous SCPI Commands SOURCe RADio WCDMa ARB TRIGger TYPE CONT SOURCe RADio WCDMa ARB TRIGger TYPE Custom WCDMA State Manual Supplement Pressthis softkey to display the WCDMA Setup Select File menu From this menu you can choose a custom WCDMA setup that has previously been defined and stored in the memory of the signal generator Usethe front panel knob arrow keys or the data entry keypad to highlight the desired WCDMA state file then press Select File to activate the custom WCDMA state Softkey Location Mode gt Wideband CDMA gt WCDMA Select gt Custom WCDMA State SCPI Commands SOURCe RADio WCDMa ARB Setup lt file name gt SOURce RADio WCDMa ARB Setup 3 9 Softkey Reference Mode Key ESG D Series Option H97 Signal Generators Define User FIR Press this softkey to access a table editor for creating and modifying FIR filters TheFIR table editor allows a maximum filter length of 1024 taps with a maximum oversampling ratio of 32 An FIR filter selected for use in wideband CDMA however cannot have more than 256 taps sothe number of symbols and the oversample ratio should be selected accordingly Example of using the FIR table editor are provided in the Using Functions chapter Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR SCP
78. ng Functions Manual Supplement Selecting Predefined Channels for the Waveform 6 Press Perch1 3 DTCH to select a Perch1 plus three dedicated traffic channels Perch1 3 DTCH NOW appears under WCDMA Select Note that the instrument also indicates Perch1 3 DTCH as the WCDMA Setup configuration 4 000 000 000 00 swe 135 00 om Wa L noD WCDMA Select OH Perchi 3 DTCH WCDMA Define WCDMA WCDMA Setup Perchi 3 DTCH OFF Chip Rate 4 096000Mcps Reconstruction 2 500MHz Filter WCDMA Ref Frea 10 0000000MHz CInt Dversample L 1 0 Mapping Normal Link Doun Trigger Cont inuous 2 5 Using Functions ESG D Series Option H97 Signal Generators Modifying Channel Setup Configurations Modifying Channel Setup Configurations Channel setup configurations can be modified using the channel setup table editor Otherwise the last selection is displayed in this case Perch1 30TCH The table editor is located by pressing WCDMA Define then Edit Channel Setup Refer to Table Editor Basics on page 1 5 for more information about table editors Inserting Additional Dedicated Traffic Channels The default number of dedicated traffic channels after a normal instrument preset is 1 Up to 512 DTCH channels can be inserted For the following example an additional 20 dedicated traffic channels will be inserted 1 Press Preset to set the signal generator to normal preset conditions 2 Press the front panel Mode key
79. ol rate for the dedicated traffic channels being inserted intothe table editor using Multiple DTCH Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt Insert Row gt Multiple DTCH gt Symbol Rate SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH lt symbol_rate gt lt short_code gt lt power_value gt symbol offset TPC long code RANDom data value PERCHI DTCH symbol rate short code power value symbol offset TPC long code RANDom data value SOURCe RADio WCDMa ARB SETup CHANnel1 3 44 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Through Trigger NOTE Manual Supplement Mode Key Press this softkey to bypass all reconstruction filtering This is useful for using external reconstruction filters at frequencies different than those supplied internally Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Reconstruction Filter gt Through SCPI Commands SOURCe RADio ARB RFILter THRough SOURCe RADio ARB RFILter Press this softkey to display the wideband CDMA trigger menu This menu offers three different types of wideband CDMA triggering Continuous Single and Gated The menu also contains a Trigger Setup key that allows you to adjust the trigger source the retrigger mode and the gate active polarity
80. on Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt move cursor to an item in the Symbol Offset column gt Edit Item gt Random Or Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt DTCH Symbols gt Random SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCHI NA tpc value long code RANDom data value PERCHI DTCH symbol rate short code power value NA lt tpc_value gt lt long_code gt RANDom lt data_value gt DTCH symbol rate short code power value SOURCe RADio WCDMa ARB SETup CHANnel1 Manual Supplement ESG D Series Option H97 Signal Generators Softkey Reference Mode Key Reconstruction Filter Rectangle Manual Supplement Press this softkey to display a menu for selecting a reconstruction filter You may choose a filter with a cutoff frequency of 250 0 kHz 2 500 MHz 8 000 MHz or no filter Through Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Reconstruction Filter Status after Normal Preset or RST 2 500 MHz SCPI Commands SOURCe RADio ARB RFILter lt value gt THRough SOURce RADio ARB RFILter Press this softkey to select a rectangle pre modulation filter in either the Select filter menu or the Load Default FIR menu In the Select filter menu pressing the Rectangle softkey selects
81. onse 2 21 Manual Supplement Using Functions ESG D Series Option H97 Signal Generators Modifying an FIR Filter Using the FIR Table Editor 4 Toreturn tothe menu keys press Return 5 In addition to changing existing values you can also insert and delete rows of coefficients and change the oversample ratio Press More 2 of 2 to access these softkeys 6 Change coefficient 15 back to its original value a Use the front panel knob to highlight row 15 b Press 1 gt Enter Storing the Filter to Memory 1 Press More 1 of 2 gt Load Store Store To File The catalog of FIR files is displayed along with the amount of memory available 2 Namethe file NEWFIR2 3 Press Enter when the file nameis complete The contents of the current FIR table editor are stored to a file in non volatile memory and the catalog of FIR files is updated to show the new file 2 22 Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Applying a User Defined FIR Filter to a Wideband CDMA Signal Applying a User Defined FIR Filter to a Wideband CDMA Signal Custom FIR filters can be created using the FIR table editor feature or they can be created externally and downloaded into signal generator memory Once the filter is stored in memory it can be selected for use with your custom modulation state This example requires that at least one FIR file be already stored in memory For an example of creating and storing an FI
82. p CHANne1 Manual Supplement 3 35 Softkey Reference Mode Key Random 3 36 ESG D Series Option H97 Signal Generators The Random softkey has two different applications Random Used in Channel Data Press the Random softkey while an item is highlighted in the pata column of the table editor to enter random data as the wideband CDMA channel data type RANDom will appear in the Data field of the table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt move cursor to an item in theData column gt Edit Item gt Random SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH lt symbol_rate gt lt short_code gt lt power_value gt lt symbol_offset gt lt TPC gt lt long_code gt RANDom PERCH1 DTCH symbol rate short code power value NA lt symbol_offset gt lt tpc_value gt lt long_code gt RANDom SOURce RADio WCDMa ARB SETup CHANnel Random Used in Pilot TPC and ACCH Fields Press the Random softkey while an item is highlighted in the Symbol Offset column of thetable editor to assign random data to the pilot TPC and ACCH fields of dedicated traffic channel selected n a will appear in the symbol Offset and rec fields of the table editor You can also select Random when you are inserting multiple dedicated traffic channels into the table editor via the Multiple DTCH softkey Softkey Locati
83. rd manual set Supplemental characteristics are typical or nominal and provide additional non warranted information useful in applying the signal generator The following conditions are all supplemental characteristics applicable to the Option H97 functionality Recommended configuration includes Agilent Technologies 4432B with Options UND required H97 H99 and 1E5 Frequency Range 20 MHz to 4 GHz Chip Rate 4 096 MHz 8 192 MHz 16 384 MHz Modulation QPSK with long and short code spreading Pre defined Channel Configurations 1 DTCH Single 32 ksps DTCH on short code 8 3 DTCH Three 32 ksps DTCH on short codes 8 9 10 Perch 1 Single Perch 1 on short code 0 Perch 1 1 DTCH Perch on short code 0 32 ksps DTCH on short code 8 Perch 1 3 DTCH Perch on short code 0 32 ksps DTCH on short codes 8 9 10 Perch 1 50 DTCH Perch on short code 0 32 ksps DTCH on short codes 8 57 All predefined channels at 4 096 M cps root Nyquist 22 o alpha filter Long Code 1 alternating up and down TPC bits offset symbols Channel powers computed to scale for equal energy per symbol 4 2 Manual Supplement ESG D Series Option H97 Signal Generators Specifications Option H97 Specifications User Defined WCDMA DTCH Variables 1 Repeating Frame Symbol Rate 16 32 64 128 256 512 1024 ksps Number of Channels up to 512 Short Code Range 0 to 511 limited by the symbol rate and chip rate see table below Chip Rate MHz
84. t Delay Off On 3 19 Ext Delay Time 3 20 Ext Polarity Neg Pos 3 19 Filter Alpha 3 20 Filter BbT 3 21 Filter Factor N A 3 22 Filter Symbols 3 22 First Short Code 3 22 Formatted Aligned 3 23 Gate Active Low High 3 24 Gated 3 24 Gaussian 3 25 Generate 3 26 Goto Bottom Row 3 26 Goto Middle Row 3 26 Goto Row 3 27 Goto Top Row 3 27 1 Q Mapping Normal Invert 3 28 Insert Row 3 27 IS 95 3 28 Index softkeys Conti nued IS 95 Mod 3 29 IS 95 Mod w EQ 3 29 IS 95 w EQ 3 29 Link Down Up 3 30 Load Default FIR 3 30 Load From Selected File 3 30 Load Store 3 30 Long Code 3 31 Mirror Table 3 31 Multiple DTCH 3 31 Nyquist 3 32 Optimize FIR For EVM ACP 3 33 Oversample Ratio 3 33 Page Down 3 33 Page Up 3 34 Perch1 3 34 Plot CCDF 3 35 Power 3 35 Random 3 36 Reconstruction Filter 3 37 Rectangle 3 37 Reference Frequency 3 38 Restore Default Filter 3 39 Retrigger Mode Off On 3 39 Root Nyquist 3 40 Scale To OdB 3 41 Select 3 41 Select File 3 42 Single 3 42 Store Custom WCDMA State 3 43 Store To File 3 44 Symbol Rate 3 44 Through 3 45 Trigger 3 45 Trigger Key 3 46 Trigger Setup 3 46 Trigger Source 3 46 User FIR 3 47 Waveform Statistics 3 47 WCDMA 3 47 WCDMA Define 3 47 WCDMA Select 3 47 Wideband CDMA 3 2 Wideband CDMA Off On 3 48 specifications 4 1 Store Custom WCDMA State softkey 3 43 Store ToFile softkey 3 44 supplemen
85. tal characteristics 4 2 symbol offset 4 3 symbol offset variable 3 15 symbol rate 4 3 l 4 Symbol Rate softkey 3 44 symbol rate variable 3 15 T table editor values data 3 15 long code 3 15 power value 3 15 short code 3 15 symbol offset 3 15 symbol rate 3 15 TPC 3 15 table editors editing basics 1 5 Through softkey 3 45 TPC 3 15 4 4 transmit power control 4 4 Trigger Key softkey 3 46 Trigger Setup softkey 3 46 Trigger softkey 3 45 Trigger Source softkey 3 46 typical specifications 4 2 U uplink long code 4 4 user defined WCDMA DTCH variables 4 3 user files FIR files catalog 2 23 User FIR softkey 3 47 user s information 2 1 using wideband CDMA 2 2 V variables data 3 15 long code 3 15 power value 3 15 short code 3 15 symbol offset 3 15 symbol rate 3 15 TPC 3 15 Ww warranted performance 4 2 Waveform Statistics softkey 3 47 WCDMA annunciator 1 4 WCDMA Define softkey 3 47 WCDMA Select softkey 3 47 Index Index WCDMA softkey 3 47 wideband CDMA enabling 2 13 example 2 2 2 4 2 6 menu 2 2 Wideband CDMA Off On softkey 3 48 Wideband CDMA softkey 3 2 windowed sinc funcion FIR filter creating 2 14 Index
86. ter Factor N A Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Select gt Gaussian gt Filter BbT SCPI Commands SOURce RADio WCDMa ARB FILTer BBT value SOURce RADio WCDMa ARB FILTer BBT In the Load Default FIR menu theFilter BbT softkey changes the BbT parameter of the Gaussian filter coefficients loaded into the FIR table editor After entering the BbT value press Generate to modify the filter coefficients in the table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Gaussian gt Filter BbT 3 21 Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Filter Factor N A This grayed out softkey is displayed when a filter is in use that doesn t contain an adjustable alpha or BbT parameter such as the IS 95 filter selections or a user defined FIR filter This softkey changes to either Filter Alpha Or Filter BbT if the appropriate Root Nyquist Nyquist or Gaussian filter is selected for use Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Filter Factor N A Filter Symbols Press this softkey to define the number of symbols for the filter to be loaded into the FIR table editor The FIR table editor allows a maximum filter length of 1024 coefficients with a maximum oversample ratio of 32 and a maximum of 32 symbols An FIR filter selected for use in WCDMA
87. the current channel powers sothat the total power equals 0 dB while keeping the previous power ratios between the individual channels Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Adjust Code Domain Power gt Scale To 0dB SCPI Commands SOURce RADio WCDMa ARB SETup CHANnel SCALe PERCH1 DTCH symbol rate short code power value symbol offset TPC long code RANDom data value PERCH1 DTCH symbol rate short code power value NA symbol offset tpc value long code RANDom lt data_value gt SOURce RADio WCDMa ARB SETup CHANne1 Press this softkey to access a menu for selecting the pre modulati on filter type The pre defined choices are Root Nyquist Nyquist Gaussian and several IS 95 baseband filters The standard IS 95 filter is available as well as a modified version of this filter which meets the IS 95 error function for improved adjacent channel performance These two filters are also provided with an equalizer for phase compensation required by the base station n addition to the pre defined filters you can access the catalog of files stored in the signal generator memory You can select any filter that you have either created externally and downloaded into memory or that you have created internally in the Define User FIR menu and then subsequently stored Softkey Location Mode gt Wideband CDMA gt WCDMA
88. this FIR filter for usein your wideband CDMA setup Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Filter gt Select gt More 1 of 2 gt Rectangle SCPI Commands SOURce RADio WCDMa ARB FILTer RECTangle SOURce RADio WCDMa ARB FILTer In the Load Default FIR menu pressing the Rectangle softkey followed by Generate loads the FIR table editor with the coefficient values for a rectangle filter 3 37 Softkey Reference ESG D Series Option H97 Signal Generators Mode Key Theimpulse response and the frequency response of a rectangle filter with an oversample ratio of 4 are shown in the following graphs Impulse Response Duersample Ratio 4 1 5 U a 1 u e 0 5 0 Coefficient 31 FFT 0 d B 48 0 Symbol Rate 2 Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Default FIR gt Rectangle Reference Frequency Press this softkey to set the reference frequency of the external clock It is only accessible when you are using an external ARB reference applied to the BASEBAND GEN REF IN connector Acceptable values range from 250 0000 kHz to 20 0000000 MHz Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt More 1 of 2 gt Reference Freq SCPI Commands SOURce RADio ARB CLOCk REFerence EXTernal FREQuency value SOURCe RADio ARB CLOCk REFerence EXTernal FREQuency
89. this softkey is accessed via the Multiple DTCH Symbol Rate softkeys you will insert multiple dedicated traffic channels with this symbol rate intothe table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH gt 64 ksps Or Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt Symbol Rate gt 64 ksps 3 3 Softkey Reference Mode Key 128 ksps 250 0 kHz 3 4 ESG D Series Option H97 Signal Generators SCPI Commands SOURCe RADio WCDMa ARB SETup CHANnel EQUal SCALe NONE PERCH1 DTCH 64 short code power value offset TPC long code RANDom data value PERCH1 DTCH 64 short code power value symbol offset TPC long code RANDom data value symbol SOURce RADio WCDMa ARB SETup CHANne1 When this softkey is accessed via the DTCH softkey you will enter a symbol rate of 128 ksps kilosymbols per second for a specific dedi cated traffic channel into the Edit Channel Setup table editor shown on the display When this softkey is accessed via the Multiple DTCH Symbol Rate softkeys you will insert multiple dedicated traffic channels with this symbol rate into the table editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt DTCH gt 128 ksps Or Mode gt Wideband CD
90. tive statistics are available for the selected waveform Softkey Location Mode gt Wideband CDMA gt Waveform Statistics WCDMA Press this softkey to select a filter that is optimized for WCDMA Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Select gt WCDMA WCDMA Define Press this softkey to access a menu for defining WCDMA signal parameters such as channel setup filter adjustments oversample ratio chip rate and reconstruction filter parameters Softkey Location Mode gt Wideband CDMA gt WCDMA Define WCDMA Select Manual Supplement Press this softkey to access a menu for selecting the channel type The pre defined choices are 1 DTCH 3 DTCH Perch1 Perch 1 DTCH Perch1 3 DTCH Perch1 450 DTCH and custom defined WCDMA state Softkey Location Mode gt Wideband CDMA gt WCDMA Select Status after Normal Preset or RST 1 DTCH SCPI Commands SOURCe RADio WCDMa ARB SETup DTCH1 DTCH3 PERCH1 P1IDTCH1 P1DTCH3 P1IDTCH50 lt file name gt SOURce RADio WCDMa ARB SETup 3 47 Softkey Reference Mode Key ESG D Series Option H97 Signal Generators Wideband CDMA Off On 3 48 Press this softkey to enable Option H 97 wideband CDMA functionality Turning the feature on sets up the internal hardware to generate the structure defined by the wideband CDMA experimental system specification A 10 ms radio frame is constructed for each dedicated traffic channel consisting of 16 ti
91. toa veered Sue deae d X e ee d Coe Ee e d 2 14 Entering the Cocnicient Values uou sso dated Rx AR er e Rag eade s e Ul a e 2 15 Duplicating the First 16 Coefficients Using Mirror Table o o ooooooooo 2 16 Setting the Oversample Ratio 2 2 04 60 00804 care cee be RR dew ee eke A 2 16 Displaying a Graphical Representation of the Filter 0 0000 c cee ee 2 17 Stormo the Filie ta Emasesa ob edi CR P Galva wei dele ae eee aes 2 18 Modifying an FIR Filter Using the FIR Table EditOr ocococcoccocccnon oo 2 20 Loading the Default Gaussian FIR File oooooocococcccnco ee 2 20 Mogdiving ihe Coe MO OMES PI PEE DE 2 21 Storing the Filie ta Mangy asii A a ut od de ue 2 22 Applying a User Defined FIR Filter to a Wideband CDMA Signal 2 23 3 Softkey Reference Pie CT LL 3 2 co op Eme 3 2 crx D I A CU E Tcr 3 3 A op ede Speen stint dh Rha he ie hoe 3 3 o EET 3 4 ZO IHRE ss oes eo a hee A RA AA ee eae Care 3 4 pato reer T EA are ds O er errs om Care cq d 3 5 SIS E SD ii oe ae ae oe ya Se ye RN Hh sn Hen adn eh ene de Sh Ad 3 5 Me ESI binders dk op BR Ed abd Aon ddp ades dc ems d dob d b ae ahs Toca 3 6 MI i NK Ree Re eee Ld eed E A O EA 3 6 ADOG A Ee 3 6 A A LP EE di ded cnr EE Pa to sense Bodie 3 7 DLS VIE UICE 3 7 IG Ba M ua ie ws GG LE e Sat a uc RGR Ce RYT qa RE oe Oe Radar BRD 3 7 AOUS Coe Doman POWER M RF EEUU 3 7 App Channie SEO ao td a Hea done de ese Wnt see es rhe ae ose Sn 3 8 ARB RES
92. ts by occupying Channel Code Domain 0012 0013 Then row 5 conflicts by occupying Channel Code Domain 0014 0015 as shown in the illustration below inn 000 000 000 0 0 n 135 00 tu Edit Item 1 ul Insert Row Delete Row Chip Rate h 096000flcps Total Power 8 4W5dB Link Doun Channel Code Domain 0014 0015 Domain Rate Short Pouer Symbol Adjust Tupe ksps Code dB Offset TPC Lono Code Data code Domain Power 1 DICH 16 0 00 FFFFAARA 0000000001 RANDOM 2 DTCH 0 00 AAAA 00000000001 RANDOM 3 DTCH 0 00 18 AAAA 00000000001 RANDOM DTCH 0 00 AAAA oooooo00001 RANDOM 0 00 AAAA 00000000001 RANDOM 6 DTCH D 00 AAAA 00000000001 RANDOM 00000000001 RANDOM More 1 of 2 Resolving Conflicts To resolve conflicts you can either change the value of the short code or the value of the symbol rate To make changes use the table editor functions to highlight the value you want to change then enter the new value using the front panel keys In the illustration below the symbol rate in row two has been changed to 32 ksps to resolve the conflicts in rows four and five ins 000 000 000 0 0 T 135 00 a Edit Item Insert Row 1 Delete Row Chip Rate 4 096000Hcps Total Power Link Doun Channel Code Domain 5000 0000 Adjust Tupe cone Led Ed t feet TPG Long Code Data Code Domain Power DTCH 15 0 00 AAAA oooo00000001 RANDOM OTCH em 0 00 AAAA 00000000001 RANDOM DTCH 32 0 00 AAAA oooODODOD01 RANDOM DTCH 32 0 00 AAAA oo000000001
93. um A Q G WCDMA an Setup 1 DTCH Chip Rate 4 O96000Ncps Reconstruction 2 500MHz Of f Filter WCDMA Ref Freq 10 0000000MHz Int Dversample Y I Q Mapping Normal Link Down Trigge Continuous 2 2 Manual Supplement ESG D Series Option H97 Signal Generators Using Functions Using Wideband CDMA Notice the following attributes of the display The default frequency 4 GHz and output power 135 dBm are shown at the top of the display Theannunciator field shows the following The annunciator is turned on The signal generator was in talk mode when this screen dump was created This annunciator on your signal generator will probably not be visible at this time e Therr ON OFF annunciator shows that RF is turned off e Thewop ON OFF annunciator shows that modulation is turned on Thefirst page of wideband CDMA softkeys is displayed on the right hand side of the display Thecenter text area of the display shows the status of wideband CDMA configuration These characteristics are immediately updated when you modify them in the softkey menus WCDMA off shows that the wideband CDMA function is not enabled at this time WCDMA Setup indicates that the default channel setup one dedicated traffic channel is the present configuration Thestatus of the wideband CDMA signal is displayed next induding the chip rate filters and oversample ratio which cannot be changed as well as the
94. up gt Goto Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Select gt User FIR gt Goto Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt Goto Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store gt Goto Row Or Mode gt Wideband CDMA gt WCDMA Define gt Store Custom WCDMA State gt Goto Row Goto Top Row Press this softkey to goto the top row of the current column in the table editor Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Edit Channel Setup gt Goto Row gt Goto Top Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Select gt User FIR gt Goto Row gt Goto Top Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt Goto Row gt Goto Top Row Or Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Load Store gt Goto Row gt Goto Top Row Or Mode gt Wideband CDMA gt WCDMA Define gt Store Custom WCDMA State gt Goto Row gt Goto Top Row Insert Row Manual Supplement There are two Insert Row softkeys In the Edit Channel Setup menu this softkey accesses a menu that allows you to insert a channel type DTCH Perch1 or Multiple DTCH directly above the highlighted row in thetable Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row 3 27 Softkey R
95. upplement the ESG Family manual set In all cases the information in this supplement supersedes the information in the standard manual set Manual Supplement 1 1 Introducing Multi Channel Wideband CDMA ESG D Series Option H97 Signal Generators Option H97 Product Overview Option H97 Product Overview The ESG D Series Option H 97 Signal Generator is a multi channel wideband CDMA stimulus intended for base station and mobile testing The Option H97 provides capability for generating a single repeating frame of downlink or uplink signals consistent with the wideband CDMA experimental system specifications The pre defined channel configurations include 1 DTCH 3 DTCH Perch1 only Perch1 plus 1 DTCH Perch1 plus 3 DTCH and Perch1 plus 50 DTCH The short codes are automatically assigned the range of available short codes are described in Table 1 1 Filtering consists of Gaussian S 95 Nyquist root Nyquist and user defined filters The power ratio for the Perch channel and traffic channels are set according to the wideband CDMA experimental system specifications The transmitted chip rate is 4 096 MHz 8 192 MHz or 16 384 MHz Table 1 1 Range of Available Short Code Symbol Rate Chip Rate ksps 4 096 MHz 8 132 MHz 16 384 MHz 32 0 127 0 255 0 511 64 0 63 0 127 0 255 128 0 31 0 63 0 127 256 0 15 0 31 0 63 512 0 7 0 15 0 31 1024 0 3 0 7 0 15 1 2 Manual Supplement Introducing Multi Channel Wideband CDMA ES
96. y response of a Root N yquist filter with an oversample ratio of 4 FFT ca 100 Sumbol Rate 2 Toreturn tothe FIR table editor and the menu keys press Return Softkey Location Mode gt Wideband CDMA WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Display FFT Display Impulse Response Done Manual Supplement Press this softkey to display a graphical representation impulse response in time of the filter loaded intothe FIR table editor The following is an example of the impulse response of a Root Nyquist filter with an oversample ratio of 4 Impulse Response p Oversample Ratio 4 1 5 DEA 0 Coefficient 31 To return tothe FIR table editor and the menu keys press Return Softkey Location Mode gt Wideband CDMA gt WCDMA Define gt Filter gt Define User FIR gt More 1 of 2 gt Display Impulse Response Press this softkey when you are done entering multiple DTCH channel data and it will be applied to thetable editor Softkey Location Mode gt Wideband CDMA 7 WCDMA Define gt Edit Channel Setup gt Insert Row gt Multiple DTCH gt Done 3 11 Softkey Reference Mode Key DTCH ESG D Series Option H97 Signal Generators Press this softkey to insert a dedicated traffic channel above the highlighted row in thetable editor After selecting DTCH select the desired symbol rate 16 ksps 32 ksps 64 ksps 128 ksps 256 ksps 512 ksps or 1024 ksps to complete the channel entry

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