Keysight M9421A - Page 837

3 WLAN Mode
3.6 Modulation Analysis Measurement
Index: n Results Returned
57.
IQQuadratureError(degree)
58.
IQTimingSkewError (picoseconds)
59.
PoweMax(dBm)
60.
PowerMin(dBm)
……
For User N: ( User 0 is the first user)
–
20*N+1. STA-ID
–
20*N+2. Nsts ( number of spatial streams)
–
20*N+3. TxBeamforming ( 1 means to apply steering matrix, 0 means otherwise)
–
20*N+4. MCS Index
–
20*N+5. Modulation Format
–
20*N+6. DCM ( 1 means with DCM, 0 means without)
–
20*N+7. Coding ( 1 means LDPC, 0 means BCC)
–
20*N+8. RU Size of each user
–
20*N+9. Start SubCarrier Index for the RU allocation
–
20*N+10. Stop SubCarrier Index for the RU allocation
–
20*N+11. Power(dBm)
–
20*N+12. EVM(dB)
–
20*N+13. EVM pass fail
–
20*N+14. Date Rate (Mbps)
–
20*N+15. RU Index
–
20*N+16. IQGainImbalance (dB)
–
20*N+17. IQQuadratureError(degree)
–
20*N+18. IQTimingSkewError (picoseconds)
–
20*N+19. PoweMax(dBm)
–
20*N+20. PowerMin(dBm)
30 Returns the reference constellation points which are used to draw the constellation circles in IQ Polar view
If the radio format is 802.11n/11ac/11ah/11ax/11be, the returned values are valid; Otherwise, it returns -
999.0
837 WLAN Mode User's &Programmer's Reference