NI WLAN Analysis Toolkit

NIWLANA_RESULT_OFDM_DEMOD_RU_SIZE

  • Updated2023-02-21
  • 1 minute(s) read

Data Type: int32
Access:read only
Functions:niWLANA_GetScalarAttributeI32
Description: Returns the size of the resource unit (RU) for each user in the 802.11ax signal. For NIWLANA_VAL_OFDM_DEMOD_PPDU_TYPE_MU_PPDU, this value is derived from the RU allocation field of HE-SIG-B. For NIWLANA_VAL_OFDM_DEMOD_TRIGGER_BASED_PPDU, this value is automatically detected if the autodetection of RU is enabled. You must set the NIWLANA_OFDM_RU_SIZE attribute to NIWLANA_VAL_OFDM_DEMOD_RU_SIZE_AUTO or the NIWLANA_OFDM_RU_OFFSET attribute to -1 to enable the autodetection of RU. For NIWLANA_VAL_OFDM_DEMOD_EXTENDED_RANGE_SU_PPDU, this value is derived from the Bandwidth field of HE-SIG-A.

If you set the NIWLANA_STANDARD attribute to NIWLANA_VAL_STANDARD_80211AX_MIMO_OFDM and the NIWLANA_OFDM_PPDU_TYPE attribute to NIWLANA_VAL_OFDM_DEMOD_PPDU_TYPE_MU_PPDU or NIWLANA_VAL_OFDM_DEMOD_TRIGGER_BASED_PPDU, you must use 'userx' as the active channel string syntax to query this attribute.
If you set the NIWLANA_STANDARD attribute to NIWLANA_VAL_STANDARD_80211AX_MIMO_OFDM, and the NIWLANA_OFDM_PPDU_TYPE attribute to NIWLANA_VAL_OFDM_DEMOD_EXTENDED_RANGE_SU_PPDU, you must use an empty string to query this attribute.
Get Function: niWLANA_GetOFDMDemodRUSize

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