802.11ax (Wi-Fi 6)
Model HE-related signal reception functionality.
Functions
Waveform Detection and Synchronization
wlanPacketDetect | Estimate timing offset of OFDM packet using L-STF |
wlanFormatDetect | Detect packet format |
wlanSymbolTimingEstimate | Fine symbol timing estimate using L-LTF |
wlanCoarseCFOEstimate | Perform coarse CFO estimation |
wlanFineCFOEstimate | Perform fine CFO estimation |
wlanSampleRate | Nominal sample rate |
wlanHETrackPilotError | Track errors using pilot subcarriers of HE waveform (Since R2022a) |
channelDelay | Channel timing delay (Since R2020a) |
frequencyOffset | Apply frequency offset to input signal (Since R2022a) |
comm.PhaseFrequencyOffset | Apply phase and frequency offsets to input signal |
Channel and Noise Estimation
wlanLLTFChannelEstimate | Channel estimation using L-LTF |
wlanLLTFNoiseEstimate | Noise estimation using L-LTF or S1G-LTF1 (Since R2023a) |
wlanHELTFChannelEstimate | Channel estimation using HE-LTF (Since R2022b) |
wlanPreHEChannelEstimate | Channel estimation using pre-HE fields (Since R2022b) |
wlanHEDataNoiseEstimate | Noise estimation using HE-Data field (Since R2023b) |
OFDM Demodulation and Equalization
wlanFieldIndices | PPDU field indices |
wlanHEDemodulate | Demodulate fields of HE waveform |
wlanHEOFDMInfo | OFDM information for HE transmission |
wlanHEEqualize | Equalize demodulated HE field symbols (Since R2023b) |
wlanLLTFDemodulate | Demodulate L-LTF waveform |
Signal Recovery
wlanFieldIndices | PPDU field indices |
wlanHESIGABitRecover | Recover information bits in HE-SIG-A field |
wlanHESIGBCommonBitRecover | Recover common field bits in HE-SIG-B field |
wlanHESIGBUserBitRecover | Recover user field bits in HE-SIG-B field |
wlanHETBNDPFeedbackStatus | Recover feedback status from HE TB feedback NDP (Since R2021a) |
wlanHEDataBitRecover | Recover bits from HE-Data field |
wlanHERecoveryConfig | Store parameters recovered from HE transmission |
interpretHESIGABits | Interpret HE-SIG-A field bits and update HE transmission parameters |
interpretHESIGBCommonBits | Interpret HE-SIG-B common field bits and update HE transmission parameters (Since R2020b) |
interpretHESIGBUserBits | Interpret HE-SIG-B user field bits and update HE transmission parameters (Since R2020b) |
Bit-Level Processing
wlanScramble | Scramble and descramble binary input sequence |
wlanConstellationDemap | Constellation demapping |
wlanStreamDeparse | Stream-deparse spatial streams |
wlanBCCDecode | BCC-decode input data |
MAC Frame Parsing
wlanAMPDUDeaggregate | Deaggregate A-MPDU and extract MPDUs |
wlanMPDUDecode | Decode MPDU |
displayIEs | Display list of IEs in MAC management frame |
Featured Examples
Recover and Analyze Packets in 802.11 Waveform
Blindly detect, decode, and analyze IEEE® 802.11™ packets in a waveform.
Recovery Procedure for an 802.11ax Packet
Detect a packet and decode payload bits in an IEEE 802.11ax waveform.
802.11ax Feedback Status Misdetection Simulation for Uplink Trigger-Based Feedback NDP
Measure the probability of misdetecting feedback status information in an IEEE 802.11ax HE TB feedback NDP transmission.
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