3 VMA Mode
3.2 Custom OFDM Measurement
Remote
Command
[:SENSe]:OFDM:CCARrier0|…|7:EQUalizer:USE:DCPilot OFF | ON | 0 | 1
[:SENSe]:OFDM:CCARrier0|…|7:EQUalizer:USE:DCPilot?
Example
:OFDM:CCAR0:EQU:USE:DCP 1
:OFDM:CCAR0:EQU:USE:DCP?
Preset ON
State Saved Yes
Equalizer Use Pilot
Lets you specify if the equalizer training includes the pilot subcarriers or not.
Remote
Command
[:SENSe]:OFDM:CCARrier0|…|7:EQUalizer:USE:PILot OFF | ON | 0 | 1
[:SENSe]:OFDM:CCARrier0|…|7:EQUalizer:USE:PILot?
Example
:OFDM:CCAR0:EQU:USE:PIL 1
:OFDM:CCAR0:EQU:USE:PIL?
Preset OFF
State Saved Yes
Equalizer Use Preamble
The equalizer uses the Channel Estimation Sequence in the preamble of the burst.
After this initialization, the equalizer coefficients are held constant while
demodulating the rest of the burst.
Remote
Command
[:SENSe]:OFDM:CCARrier0|…|7:EQUalizer:USE:PREamble OFF | ON | 0 | 1
[:SENSe]:OFDM:CCARrier0|…|7:EQUalizer:USE:PREamble?
Example
:OFDM:CCAR0:EQU:USE:PRE 1
:OFDM:CCAR0:EQU:USE:PRE?
Preset ON
State Saved Yes
Equalizer Averaging Mode
Selects the averaging method used to determine the equalizer filter coefficients
across multiple symbols:
Equal
Weight
EWEight Equalizer averaging calculated using the equal weighted least
squares method
Least
Squares
LSQuares Equalizer training calculated using the Least Squares method
Remote
[:SENSe]:OFDM:CCARrier0|…|7:EQUalizer:AVERage:MODE EWEight | LSQuares
Vector Modulation Analyzer Mode User's &Programmer's Reference 518