IEEE 802.21 MEDIA INDEPENDENT HANDOVER DCN: 21-10-0072-00-0000 Title: 802.11 Liaison Report for 2010-03 Date Submitted: March 18, 2010 Contributed to IEEE 802.21 on March 18, 2010 Authors or Source(s):   Clint Chaplin, 802.11 Liaison (Samsung) Abstract: This document is the liaison report on 802.11

IEEE 802.21 presentation release statements This document has been prepared to assist the IEEE 802.21 Working Group. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. The contributor grants a free, irrevocable license to the IEEE to incorporate material contained in this contribution, and any modifications thereof, in the creation of an IEEE Standards publication; to copyright in the IEEE’s name any IEEE Standards publication even though it may include portions of this contribution; and at the IEEE’s sole discretion to permit others to reproduce in whole or in part the resulting IEEE Standards publication. The contributor also acknowledges and accepts that this contribution may be made public by IEEE 802.21. The contributor is familiar with IEEE patent policy, as stated in Section 6 of the IEEE-SA Standards Board bylaws <http://standards.ieee.org/guides/bylaws/sect6-7.html#6> and in Understanding Patent Issues During IEEE Standards Development http://standards.ieee.org/board/pat/faq.pdf> 

802.11 Groups 802.11mb – New Maintenance group (compilation of all approved amendments) Currently finishing changes that could not be completed in time for 802.11-2007 802.11p – WAVE Wireless Vehicle communication 802.11u – Interworking with External Networks MAC changes to accommodate, among others, 802.21; relies on 11k, 11r; scope agreement with 11v 802.11v – Wireless Network Management Management protocol additions; AP-AP negotiations; load balancing; access controls 802.11z – Direct Link Setup Enabling Direct Link with legacy APs 802.11aa - Video Transport Streaming Additions to support video 802.11ac – Very High Throughput <6GHz Successor to 802.11n at frequencies less than 6GHz 802.11ad – Very High Throughput 60GHz Successor to 802.11n at 60GHz 802.11ae – QoS MAN QoS of Management frames 802.11af – TVWS TV White Space

802.11 TGmb 802.11 Accumulated Maintenance Changes First Recirculation WG ballot on IEEE 802.11mb D2.0 closed January 8, 2010. Results: 166/20/25 89.25% 246 comments received: 195 technical, 51 editorial Working to resolve these comments; all but four comments have resolutions Planning on a recirculation after the March meeting. Matthew Gast

802.11 TGp Wireless Access for the Vehicular Environment First initial Sponsor Ballot on draft 9.0 closed 22 November 2009. Results: 114/8/14 93.44% 156 comments received: 100 technical, 56 editorial and general Resolved all comments. First recirculation Sponsor Ballot on draft 10.0 closed 16 February 2010. Results: 120/5/14 96.00% 21 comments received Resolved all comments; all voters of the comments have indicated that they are satisfied with the resolutions Will go to recirculation after this meeting. Will ask the ExCom Friday for conditional approval to publish. Lee Armstrong

Theodorus (Dee) Denteneer 802.11 TGs Mesh Networking First Recirculation WG Ballot LB159 on draft 4.0 closed January 8, 2010. Results 150/27/33 84.75% 809 comments received: 360 technical, 449 editorial Working on resolving comments from LB159, have resolved 95% Estimating to go out for recirculation WG ballot after this meeting Theodorus (Dee) Denteneer

802.11 TGu InterWorking with External Networks First Sponsor ballot on draft 8.0 closed November 7, 2009. Results are 106/12/1/13 89.83%. 802.11u received 307 + 29 comments, 156 technical and 180 editorial, and the BRC has addressed the comments. 12 MIH specific comments: 6 accepted, 1 accept in principle, 5 rejected. Will go out for recirculation sponsor ballot after this meeting Stephen McCann

802.11 TGv Wireless Network Management First Sponsor ballot on draft 7.0 closed November 7, 2009. Results were 105/25/1/6 80.77% 802.11v received 327 comments, 180 technical, 24 general, and 123 editorial, and the BRC has addressed all the comments. Second Sponsor ballot on draft 8.0 closed February 17, 2010. Results were 112/22/1/6 83.58% 802.11v received 1045 comments, 988 technical, 23 general, and 34 editorial, and the BRC has addressed all the comments. Will go out for recirculation sponsor ballot after this meeting Dorothy Stanley

802.11 TGz Extensions to Direct Link Setup First Sponsor ballot on draft 6.0 closed November 6, 2009. Results are 103/15/0/7 87.29%. 802.11z received 218 comments; 174 technical, 11 general, and 33 editorial, and the BRC resolved all the comments. Second Sponsor ballot on draft 7.0 closed February 27, 2010. Results are 105/16/0/9 86.78%. 802.11z received 49 comments; 27 technical, 18 general, and 4 editorial, and the BRC resolved all the comments. Will go out for recirculation sponsor ballot after this meeting Menzo Wentink

802.11 TGaa 802.11 Video Transport Streams January 2010 Listened to 4 technical presentations Adopted resolutions to some internal review comments into TGaa draft (10/0055r1) Adopted technical proposal in 09/850r4 into TGaa draft Listened to interworking with 802.1Qat proposal in 10/0137r0 Planned for the joint meeting with 802.1AVB in March 2010 March 2010 Listened to 7 technical presentations Discussed, resolved and approved corresponding contributions related to comments on Draft 0.02, D0.03 Empowered the editor to generate D0.05 incorporating approved internal review comment resolutions/new contributions. Jointly met with 802.1AVB Reviewed alternate solutions on interworking with 802.1Qat proposal and agreed on the best fit Estimating having a draft ready for first WG ballot in May 2010 Ganesh Venkatesan

802.11 TGac Very High Throughput <6GHz (1 of 2) January 2010 Approved a set of rules for Ad Hoc groups operation (09-0059r5) Accepted a new revision of the TG Specification Framework document (09-0992r3) that include: A new MAC section Accepted a new revision of the TG Channel Models Addendum document (09-0381r10) Channel coherence time value is changed from 400 ms to 800 ms based on measurements performed by NTT (10-0087r0) Presentations related to: Preamble structure Frame padding TGac Functional Requirements and Evaluation Methodology Multi-Channel Ad Hoc group reports are included in: MU-MIMO (11-10-0084r4) Coexistence (11-10-0089r3) MAC (11-09-1321r6) PHY (11-09-1261r3) Estimated to have draft ready for first WG ballot in November 2010 Osama Aboul-Magd

802.11 TGac Very High Throughput <6GHz (2 of 2) March 2010 Continued with the Ad Hoc group meetings. Ad Hoc group reports are available at: MAC Ad Hoc report  11-10-0199r2 PHY Ad Hoc report  11-10-0211r7 MU-MIMO Ad Hoc report  11-10-0328r2 Coexistence Ad Hoc report  11-10-0340r5 Motions passed to update the TG Specification Framework in areas related to: Preamble structure with two VHT SIG fields and TBD auto detect form (R3.2.1.F and R3.2.1.G) PHY Numerology excluding the maximum number of users for MU (R3.2.2.A) Interference cancellation and Resolvable LTFs (R4.1) Same modulation the same coding rate and coding type for all streams in SU transmission (R3.4.D) VHT SIG A to include STBC and BW bit(s) (R3.2.1.H) Accepted a new revision of the TGac Channel Models Addendum document Accepted a new revision of the TGac Functional Requirements and Evaluation Methodology. Osama Aboul-Magd 12

802.11 TGad Very High Throughput 60GHz January 2010 Reviewed Notifications of Intent for proposals 38 new techniques proposals (30 min each) 12 to be presented in March 26 to be presented in May 4 complete proposals to be presented in May (60 min each) Selection Procedure adopted 09/0935r5 as the first draft of TGad selection procedure Evaluation Methodology development adopted 09/0296r16 as the first draft of TGad evaluation methodology document Channel modeling development adopted 09/0334r6 as the first draft of TGad channel model March 2010 Presented 7 new technique proposals Three presentations for additions to the draft of TGad channel model Estimated to have draft ready for first WG ballot in December 2010 (PAR deadline) Eldad Perahia

802.11 TGae QoS MAN New task group; formed last November January 2010 Presentations: https://mentor.ieee.org/802.11/dcn/10/11-10-0095-01-00ae-case-study-for-reduced-priority-management-frames-vehicular-safety-communication.ppt Output: https://mentor.ieee.org/802.11/dcn/09/11-10-0093-05-00ae-tgae-requirements-and-use-cases.doc https://mentor.ieee.org/802.11/dcn/10/11-10-0097-02-00ae-management-frame-analysis.xls March 2010 https://mentor.ieee.org/802.11/dcn/10/11-10-0365-03-00ae-proposal-for-prioritization-of-management-frames.doc Shooting for Initial Working Group Letter Ballot in November 2010 Michael Montemurro 14

802.11 TGaf TV White Space New task group; formed last November January 2010 Held internal vote for officer candidates; both affirmed in the WG Chair: Rich Kennedy, Research In Motion (14/0/0) Vice-Chair: Peter Ecclesine, Cisco Systems (14/0/0) Discussed “How we got here”; SG, ExCom, NesCom Discussed the approved Scope and Purpose and the way forward Reviewed the FCC Database Managers proposals and generated responses to bring to 802.18 – will bring motion Held a straw poll on how we will refer to the TVWS Finalized and voted on Purpose, Principles & Vision/Outcome to guide the group through the project Requested 3 teleconferences Reviewed two NICT TVWS presentations March 2010 Approved Peter Ecclestine as the Technical Editor Adopted 11-10/238r2 as Draft 0.01 Heard 9 other proposals Four of the 9 were encouraged to continue through straw polls Estimate to go out to initial ballot May 2010 Rich Kennedy 15

802.11 WNG Wireless Next Generations SC Three presentations at January 2010 meeting Adding 900 MHz ISM band into 802.11 (11-09-1313-05-0wng-900-mhz-ism-band.ppt and 11-10-0001-04-0wng-900mhz-par-and-5c.doc) – Dave Halasz Motion to take PAR and 5 Criteria to full 802.11 WG Result: Yes - 15; No - 5; Abstain – 14: passed Motion in full 802.11 WG on Wednesday: Yes – 36; no – 18; Abstain – 32: fails IEEE 802.11 for High Speed Mobility (11-09-1000-04-0wng-ieee802-11-for-high-speed-mobility.ppt) - Hiroshi Mano An Example Protocol for FastAKM (11-10-0059-00-0wng) - Hiroki Nakano Does WNG think that we need tutorial session exploring the need for support for mobile communication? Result: Yes - 18; No - 1; Abstain - 7. Five presentations at March 2010 meeting Heterogeneous Wireless LAN Mesh Interworking (11-10-0296-01-0wng-heterogeneous-wireless-mesh-network-interworking.pptx) - Taejin Lee Towards Carrier-Grade 802.11 at Disney Theme Parks (11-10-0287-03-0wng-towards-carrier-grade-802-11-at-disney-theme-parks.pptx) – Stefan Mangold Comments on Sub 1 GHz license-exempt operation (11-10-0204-01-0wng-commentsonsub1ghz.ppt) – Dave Halasz Fast Initial Authentication (11-10-0361-00-0000-fast-initial-authentication.ppt) - Hiroki Nakano Heterogeneous Wireless Networks Management (11-10-0368-00-0wng-heterogeneous-wireless-networks-management.ppt) - 802.21 Network Management Study Group Clint Chaplin

JTC1/SC6 Ad-Hoc ISO/IEC JTC1/SC6 January 2010 JTC1 ad hoc recommended that a Chinese standards tutorial be held at the May 2010 meeting. JTC1 ad hoc recommended that all 802.11 SB draft be liaised to SC6 for review March 2010 Reviewed status of SB drafts sent to ISO/IEC JTC1/SC6 11u/v/p/z were sent to SC6 Review status of PSDO related liaison sent to SC6 in Nov 09 We are likely to use PSDO process for 11mb rollup Update on SC6 ballot to start a New Project related to WAPI The WAPI NP proposal was approved Update on plans for a tutorial in Beijing in May 2010 on the Chinese standards development process It is going ahead, and teleconferences may be needed to assist planning Andrew Myles

Regulatory Ad-Hoc January 2010 March 2010 Provided updates on relevant regulatory actions Discussed the status of the revision of ERM TG11 Decided on comments to FCC on the TVWS Database Managers proposals; sent to RR-TAG Discussed the impact of new 5 GHz certification rules Small industry group meeting with FAA, NTIA and FCC 802.11a APs operating in DFS bands still on certification hold Changes will likely require change to Bin1 radar test; may requires additional restrictions Discussed the Ofcom consultation on “Geolocation for Cognitive Access”; decided response not required at this stage of the process March 2010 Discussed the status of the revision of EN 300 328 Discussed the progress of changes to the 5 GHz certification rules Discussed the Ofcom consultation on “Digital dividend: 600 MHz band and geographic interleaved spectrum; Consultation on potential uses Will use Regulatory Ad Hoc and 802.18 teleconferences to respond Began the review of The National Broadband Plan Rich Kennedy

IETF Ad-Hoc Did not meet Dorothy Stanley 19