Multi PRACH Settings
These settings control the Multiple PRACH message functionality. These settings are only active when the PRACH Generation Mode is set to Multiple in the MXG/EXG's PRACH node.
There are SCPI commands for Multi PRACH listed below.
See also PRACH (General Settings) tab, PRACH Structure tab, and to Message.
Parameter |
Description |
---|---|
UE |
UE number that is assigned to a PRACH. Up to eight UEs are configurable at one time. |
ON/OFF |
Indicates whether the UEn is enabled or disabled for multi-PRACH data generation. See :PRACH:MULTi:UE[:STATe]. |
Pre Sig |
Indicates the preamble signature of the PRACH preamble. This is same value as the signal PRACH mode. Range: 0 to 15. See :PRACh:MULTi:UE:PREamble:SIGNature. |
Ch Code: Ctl |
Indicates the channel code of the message control part. This value is calculated by the preamble signature (Pre Sig) of the related UEn setting. See :PRACh:MULTi:UE:CPARt:CCODe and see :PRACh:MULTi:UE:DPARt:CCODe. |
Ch Code: Dat |
Indicates the channel code of the message data part. This value is calculated by the preamble signature (Pre Sig) of the related UEn setting. |
Start Access Slot Positions in 80 ms Period (0 to 7) |
Indicates the PRACH start position in access slot number. Range: 0 to 59, OFF. The start position can be set at 8 locations maximally. The configured pattern is repeated every 80 ms. See :PRACH:MULTi:UE[:ASLot]. |
If the parameter set by the following command is changed while the signal is active, the :ULINk:APPLy command or the Apply Needed () button.
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:APPLy
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:APPLy?
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8:SPOSition[1]|2|3|4|5|6|7|8[:ASLot] <val>|OFF
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8:SPOSition[1]|2|3|4|5|6|7|8[:ASLot]?
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8:MESSage:CPARt:CCODe?
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8:MESSage:DPARt:CCODe?
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8:PREamble:SIGNature <val>
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8:PREamble:SIGNature?
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8[:STATe] 0|1|ON|OFF
[:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PRACh:MULTi:UE[1]|2|3|4|5|6|7|8[:STATe]?