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LTE PRACH Measurement
R&S
®
CMW-KM5xx/-KS5xx
799
User Manual 1173.9628.02 ─ 16
4.5.3.8
Limits (Power)
The following command defines limits for results which characterize the power dynam-
ics of the PRACH signal.
CONFigure:LTE:MEAS<i>:PRACh:LIMit:PDYNamics
<Enable>, <OnPowerUpper>,
<OnPowerLower>, <OffPowerUpper>
Defines limits for the ON power and OFF power determined with the power dynamics
measurement.
Parameters:
<Enable>
OFF | ON
OFF
: disables the limit check
ON
: enables the limit check
*RST:
ON
<OnPowerUpper>
Upper limit for the ON power
Range:
-256 dBm to 256 dBm
*RST:
6.5 dBm
Default unit: dBm
<OnPowerLower>
Lower limit for the ON power
Range:
-256 dBm to 256 dBm
*RST:
-8.5 dBm
Default unit: dBm
<OffPowerUpper>
Upper limit for the OFF power
Range:
-256 dBm to 256 dBm
*RST:
-48.5 dBm
Default unit: dBm
Example:
See
Firmware/Software:
V2.0.10
Manual operation:
See
4.5.3.9
Detected Signal Configuration
The following commands return the detected PRACH frequency offset, sequence index
and sequence correlation.
FETCh:LTE:MEAS<i>:PRACh:MODulation:DPFoffset?
......................................................800
FETCh:LTE:MEAS<i>:PRACh:MODulation:DSINdex?
....................................................... 800
FETCh:LTE:MEAS<i>:PRACh:MODulation:SCORrelation?
................................................ 800
FETCh:LTE:MEAS<i>:PRACh:MODulation:DPFoffset:PREamble<Number>?
FETCh:LTE:MEAS<i>:PRACh:MODulation:DSINdex:PREamble<Number>?
FETCh:LTE:MEAS<i>:PRACh:MODulation:SCORrelation:PREamble<Number>?
Command Reference
深圳德标仪器
135-1095-0799