CID PP LL Comment Proposed Change Resolution 15084 284 7 TRS Control subfield solicits Change the second response from a single STA. sentence to: "An AP shall Change plural STAs to single not set any subfields of a STA. TRS Control subfield to a Accepted. value that is not supported by the recipient STA of the TRS Control subfield." 15684 284 17 Requiring at least one RU Remove the text: allocated for each 20MHz "If an AP transmits one or Rejected. subchannels occupied by DL more Trigger frames or Discussion: In UL MU PPDU transmission, MU is not necessary because frames carrying a TRS each 20MHz channel occupied by Trigger/TRS the AP can specify unassigned Control subfield, then the is required to allocate at least one UL RU. If a RUs to any of the 20MHz frames 20MHz channel is not covered by any UL RU, subchannels shall collectively elicit HE the 20MHz channel can’t be protected and get wasted. TB PPDU responses such that at least one
CID PP LL Comment Proposed Change Resolution 15084 284 7 TRS Control subfield solicits response from a single STA. Change plural STAs to single STA. Change the second sentence to: "An AP shall not set any subfields of a TRS Control subfield to a value that is not supported by the recipient STA of the TRS Control subfield." Accepted. 15684 284 17 Requiring at least one RU allocated for each 20MHz subchannels occupied by DL MU is not necessary because the AP can specify unassigned RUs to any of the 20MHz subchannels Remove the text: "If an AP transmits one or more Trigger frames or frames carrying a TRS Control subfield, then the frames shall collectively elicit HE TB PPDU responses such that at least one Rejected. Discussion: In UL MU PPDU transmission, each 20MHz channel occupied by Trigger/TRS is required to allocate at least one UL RU. If a 20MHz channel is not covered by any UL RU, the 20MHz channel can’t be protected and get wasted.
11-18-1487-02-00ax-d3-0-comment-resolution-27-5-3-2-3.docx