The chair also reminded that the attendees to send e-mail to and to record the attendance in the minutes. Chair asked the attendees to state name and affiliation when speaking for the first time in the meeting. Agenda Item #4: Presentation Reza Hedayat (NEWRACOM) presented on Spatial Reuse in 11ax,” based on the “Perspectives submission 14/1580r0. Summary Summarized DSC and Adaptive/Dynamic CCA discussions presented in TGax. Reviewed current CCA rule in the 802.11 standard. Possible enhancement to the current CCA rule presented. Discussions No discussion. Discussions on the e-mail from Graham Smith (DSP Group) Osama introduced the email from Graham. The first part talks about the difference between the threshold variations” and “CCA “dynamic threshold”. The term of needs to be used carefully. “DSC” The second part says that the effect of DSC will be changed depending on the number of the channels and assignment/allocation of those channels. Discussion Needs for scenarios to evaluate the DSC will be needed. Importance of precise modeling of PHY and MAC is discussed, but it was pointed out that there are calibration works going on for this purpose. Agenda Item #5: Reminder: Nomination for Ad Hoc group chairs Current status: MAC PHY Multiuser Spatial Co-chair #1 Eric Wong Bo Sun Sigurd Schelstraete Laurent Cariou (Apple) (ZTE) (Quantenna) (Orange) Co-chair #2 Jianhan Liu Kiseon Ryu Guido R. Hiertz (MediaTek) (LG) (Ericsson) Co-chair #3 Yakun Sun (Marvell) Chair mentioned that election will take place on Tuesday during the January 2015 session. Ad hoc groups start their activities at the March 2015 session. Agenda Item #6: AOB
The chair also reminded that the attendees to send e-mail to and to record the attendance in the minutes. Chair asked the attendees to state name and affiliation when speaking for the first time in the meeting. Agenda Item #4: Presentation Reza Hedayat (NEWRACOM) presented “Perspectives on Spatial Reuse in 11ax,” based on the submission 14/1580r0. Summary Summarized DSC and Adaptive/Dynamic CCA discussions presented in TGax. Reviewed current CCA rule in the 802.11 standard. Possible enhancement to the current CCA rule presented. Discussions No discussion. Discussions on the e-mail from Graham Smith (DSP Group) Osama introduced the email from Graham. The first part talks about the difference between the “CCA threshold variations” and “dynamic threshold”. The term of “DSC” needs to be used carefully. The second part says that the effect of DSC will be changed depending on the number of the channels and assignment/allocation of those channels. Discussion Needs for scenarios to evaluate the DSC will be needed. Importance of precise modeling of PHY and MAC is discussed, but it was pointed out that there are calibration works going on for this purpose. Agenda Item #5: Reminder: Nomination for Ad Hoc group chairs Current status: MAC PHY Multiuser Spatial Co-chair #1 Eric Wong (Apple) Bo Sun (ZTE) Sigurd Schelstraete (Quantenna) Laurent Cariou (Orange) Co-chair #2 Jianhan Liu (MediaTek) Kiseon Ryu (LG) Guido R. Hiertz (Ericsson) Co-chair #3 Yakun Sun (Marvell) Chair mentioned that election will take place on Tuesday during the January 2015 session. Ad hoc groups start their activities at the March 2015 session. Agenda Item #6: AOB
11-14-1581-01-00ax-tgax-teleconference-minutes-2014-12-04.docx