Submission doc.: IEEE ai May 2012 InterDigital Slide 1 Passive Scanning Improvement Ad Hoc Report Date: Authors:

Submission doc.: IEEE ai May 2012 Slide 2 Abstract This document provides a report of ai passive scanning improvement ad hoc discussions during May meeting. InterDigital

Submission doc.: IEEE aiMay 2012 Slide 3 Conformance w/ TGai PAR & 5C Conformance QuestionResponse Does the proposal degrade the security offered by Robust Security Network Association (RSNA) already defined in ? No Does the proposal change the MAC SAP interface?No Does the proposal require or introduce a change to the architecture?No Does the proposal introduce a change in the channel access mechanism?No Does the proposal introduce a change in the PHY?No Which of the following link set-up phases is addressed by the proposal? (1) AP Discovery (2) Network Discovery (3) Link (re-)establishment / exchange of security related messages (4) Higher layer aspects, e.g. IP address assignment 1,2 InterDigital

Submission doc.: IEEE ai May 2012 Slide 4 Background, related contributions ai-proposed-sfd-text-for-passive-scanning-improvements  A Follow-up contribution to the 2012-March Meeting Passive Scanning Ad Hoc discussion:  Covers multiple contributions submitted to ai TG regarding passive scanning improvements prior to 2012-March meeting, e.g.,  ai-passive-scanning-comparison  ai-hybrid-scanning  ai-passive-scanning-enhancements  ai-passive-scanning-requirement-for-sfd  ai-fils-beacon-proposal  ai-beacon-pointer 4 New Contributions Submitted for 2012 May Meeting: ai-access-control-mechanism-for-fils ai-fast-passive-scan-for-fils ai-multiple-frequency-channel-scanning ai-ap-discovery-information-broadcasting InterDigital

Submission doc.: IEEE ai May 2012 Slide 5 Ad Hoc Discussion Report Present / Discuss those four New Contributions for 2012-May Meeting:  ai-access-control-mechanism-for-fils  Recommend to incorporate this proposal into the harmonization discussion of the contribution, 12/0406r4, as a new sub-topic about the “changes to Beacon frame”.  ai-fast-passive-scan-for-fils  Recommend not to incorporate this topic into the harmonization discussion of the contribution, 12/0406r4;  Encourage the contributor to bring back more technical details to future meetings.  ai-multiple-frequency-channel-scanning  Recommend to incorporate this proposal into the harmonization discussion of the contribution, 12/0406r4.  ai-ap-discovery-information-broadcasting  Conducted a straw poll, see 12/0568r1 for details;  Recommend not to incorporate this proposal into the harmonization discussion of the contribution, 12/0406r4. InterDigital,

Submission doc.: IEEE ai May 2012 Slide 6 Ad Hoc Discussion Report – con’t Contribution: 12/0406  Presented the joined contribution, 12/0406r3, as a result of the harmonization discussions prior to May FtF meeting;  Continue the harmonization discussions;  Had a straw poll based on the proposed Motion-1, see 12/0406r4 for details. InterDigital

Submission doc.: IEEE ai May 2012 Slide 7 Ad Hoc Discussion Report – con’t Not enough time to have the harmonization discussions based on 12/0406r3; Recommend to request additional Ad Hoc time slot to continue the discussions. InterDigital

Submission doc.: IEEE ai May 2012 Slide 8 Thanks! & Questions? InterDigital