Maximum

SCPI Command :

FETCh:WLAN:MEASurement<Instance>:MEValuation:LIST:SEGMent<segment>:MODulation:MAXimum
class MaximumCls[source]

Maximum commands group definition. 1 total commands, 0 Subgroups, 1 group commands

class FetchStruct[source]

Response structure. Fields:

  • Reliability: int: ‘Reliability indicator’

  • Seg_Reliability: int: Reliability indicator for the segment. The meaning of the returned values is the same as for the common reliability indicator, see previous parameter.

  • Out_Of_Tol: float: Out of tolerance result, i.e. the percentage of measurement intervals of the statistic count for modulation measurements exceeding the specified modulation limits.

  • Mcs_Index: int: Modulation and coding scheme index

  • Mod_Type: enums.ModulationTypeD: Modulation scheme and coding rate UNSPecified: modulation unknown BPSK: BPSK, coding rate unknown BPSK12, BPSK34 (BPSKab) : BPSK, coding rate a/b BPSK14: BPSK, coding rate 1/2 DCM QPSK: QPSK, coding rate unknown QPSK12, QPSK34 (QPSKab) : QPSK, coding rate a/b QPSK14: QPSK, coding rate 1/2 DCM 16Q: 16QAM, coding rate unknown 16Q12, 16Q34 (16Qab) : 16QAM, coding rate a/b 16Q14: 16QAM, coding rate 1/2 DCM 16Q38: 16QAM, coding rate 3/4 DCM 64Q: 64QAM, coding rate unknown 64Q12, 64Q23, 64Q34, 64Q56 (64Qab) : 64QAM, coding rate a/b 256Q: 256QAM, coding rate unknown 256Q34, 256Q56 (256Qab) : 256QAM, coding rate a/b 1KQ: 1024QAM, coding rate unknown 1KQ34, 1KQ56 (1KQab) : 1024QAM, coding rate a/b BMCS14: BPSK DCM DUP BMCS15: BPSK DCM 4KQ: 4096QAM, coding rate unknown 4KQ34, 4KQ56 (4KQab) : 4096QAM, coding rate a/b

  • Payload_Sym: int: Number of OFDM symbols in the payload of the measured burst

  • Measured_Sym: int: The number of OFDM payload symbols to be measured.

  • Payload_Bytes: int: Number of bytes in the payload of the measured burst.

  • Guard_Interval: enums.GuardInterval: SHORt, LONG: short or long guard interval (up to 802.11ac) GI08, GI16, GI32: 0.8 μs, 1.6 μs, and 3.2 μs guard interval durations (for 802.11ax)

  • Nof_Ss: int: Number of spatial streams

  • No_Of_Sts: int: Number of space-time streams

  • Burst_Rate: float: The rate of bursts of the selected modulation format 5_ModType in the bursts received.

  • Power_Backoff: float: Minimum distance of signal power to reference level since the start of the measurement.

  • Burst_Power: float: RMS power of the measured burst

  • Peak_Power: float: Peak power of the measured burst

  • Crest_Factor: float: No parameter help available

  • Evm_All_Carr: float: EVM for all, data, and pilot carriers

  • Evm_Data_Carr: float: EVM for all, data, and pilot carriers

  • Evm_Pilot_Carr: float: EVM for all, data, and pilot carriers

  • Freq_Error: float: Center frequency error

  • Clock_Error: float: Symbol clock error

  • Iq_Offset: float: No parameter help available

  • Dc_Power: float: No parameter help available

  • Gain_Imbalance: float: No parameter help available

  • Quad_Error: float: Quadrature error

  • Ltf_Power: float: Power of long training fields (LTF) portion

  • Data_Power: float: Power of data portion

fetch(segmentB=SegmentB.Default) → FetchStruct[source]
# SCPI: FETCh:WLAN:MEASurement<Instance>:MEValuation:LIST:SEGMent<segment>:MODulation:MAXimum
value: FetchStruct = driver.wlanMeas.multiEval.listPy.segment.modulation.maximum.fetch(segmentB = repcap.SegmentB.Default)

Return OFDM/OFDMA modulation single value results for segment <no> in list mode.

param segmentB:

optional repeated capability selector. Default value: Nr1 (settable in the interface ‘Segment’)

return:

structure: for return value, see the help for FetchStruct structure arguments.