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5GSG Portland, Oregon Wednesday July 11, 2001 July 2001

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Presentation on theme: "5GSG Portland, Oregon Wednesday July 11, 2001 July 2001"— Presentation transcript:

1 5GSG Portland, Oregon Wednesday July 11, 2001 July 2001
Bruce Kraemer Intersil, TK Tan 3Com

2 Agenda Review of last meeting
July 2001 Agenda Review of last meeting Review of TGj PAR and 5 Criteria motion for plenary Review of 5GSG history Next Steps Continue preparation for Wednesday Joint plenary Bruce Kraemer Intersil, TK Tan 3Com

3 Recent Event List IEEE 802.11 Orlando (May 14-18, 2001)
July 2001 Recent Event List IEEE Orlando (May 14-18, 2001) 5GWLIAG Helsinki (June 12 , 2001) BRAN #24 Sophia Antipolis (June , 2001) Phone discussion (July 2 , 2001) Ad hoc session (Monday morning, July 9) 5GSG session (Monday evening, July 9) Bruce Kraemer Intersil, TK Tan 3Com

4 July 2001 Ad hoc Introduction Meeting notice posted to reflector >30 days in advance of meeting Relatively informal time to discuss recent events Time for straw polls – no binding conclusions Allows extra time to prepare for opening Plenary Allows time to transition/orient leadership and membership All in attendance have right to vote Bruce Kraemer Intersil, TK Tan 3Com

5 July 2001 5GSG Agenda Graphic Bruce Kraemer Intersil, TK Tan 3Com

6 July 2001 Portland Objectives 5 GHZ GLOBALIZATION STUDY GROUP ( BRUCE K/ Jamshid K.) - Review presentations and comments from June IAG meetings - Review output of June ETSI BRAN#24 - Review future meeting dates and critical milestones - Review Leadership team - Review TGj PAR & 5 criteria prior to Excom presentation - Review impact of HCF on Interworking proposals - Establish Decision process for a new "IEEE Task Group J" & the ETSI BRAN 5GHz Alignment Rapporteur Group - Create or Extend study group to allow pursuit of harmonized 5GHz standards - Refine draft of 5WIING Operating Procedure, Terms and Definitions, Relationship diagram &schedules - Prepare for September IEEE and ETSI meetings in Seattle Bruce Kraemer Intersil, TK Tan 3Com

7 5GHz Study Group Original Intent International effort IEEE, ETSI, MMAC
July 2001 5GHz Study Group Original Intent Standard Harmonization - Single Global Standard for 5GHz WLANs International effort IEEE, ETSI, MMAC Interim Objective Interworking mechanism Interworking Proposal Concepts Legacy backward compatibility maintained Approaches so far based upon superframes using either DCF or PCF HCF now being investigated Likely to have no impact on Client, AP implementation only Future plan 5GHz Partnership Project now called 5WING Bruce Kraemer Intersil, TK Tan 3Com

8 Monday Evening * Consent items
July 2001 Monday Evening * Consent items Times shown are for guidance. Agenda shall be adopted as a General order. Bruce Kraemer Intersil, TK Tan 3Com

9 Portland Agenda Times shown are for guidance.
July 2001 Portland Agenda Times shown are for guidance. Agenda shall be adopted as a General order. Bruce Kraemer Intersil, TK Tan 3Com

10 July 2001 Motions The SG recommends a motion to the WG to reconsider the approval and forwarding to Exec Com of the PAR and 5 criteria for TGj (Doc , ) Approved in SG Motion to extend the 5GSG until the November plenary with the original goals as previously adopted, allowing a joint discussion with the other standards bodies (ETSI BRAN, MMAC) in the September 2001 meeting of the Joint SG to refine the aforementioned goals. Approved in SG Bruce Kraemer Intersil, TK Tan 3Com

11 July 2001 Reconsider Reconsider – enables a majority in an assembly to bring back for further consideration a motion which has already been voted on. The purpose of reconsidering a vote is to permit correction of hasty, ill-advised or erroneous action, or to take into account added information or a changed situation that has developed since the taking of the vote It can only be made by a member on the prevailing side during the session at which the original motion was approved. This requires a two-thirds vote RONR (10th ed.), Section 37, pg 304 ff Bruce Kraemer Intersil, TK Tan 3Com

12 July 2001 Rescind A motion by which a previous action or order can be canceled or countermended. The effect of rescind is to strike out an entire main motion that has been adopted at some previous time This requires a two-thirds vote RONR (10th ed.), Section 35, pg 293 ff Bruce Kraemer Intersil, TK Tan 3Com

13 Amend something previously adopted
July 2001 Amend something previously adopted This is a motion that can be used if it is desired to change only a part of the text or to substitute a different version. This requires a two-thirds vote RONR (10th ed.), Section 35, pg 293 ff Bruce Kraemer Intersil, TK Tan 3Com

14 Motion Motion to amend something previously adopted
July 2001 Motion Motion to amend something previously adopted Amend the motion to substitute “rescind” for “reconsider” resulting in the following motion: The SG recommends a motion to the WG to rescind the approval and forwarding to Exec Com of the PAR and 5 criteria for TGj (Doc , ) Bruce Kraemer Intersil, TK Tan 3Com

15 MMAC Notice of Reorganization and Activities
July 2001 MMAC Notice of Reorganization and Activities MMAC letter to ETSI BRAN and IEEE (BRAN24d140) Announcing reorganization The Convergence Ad-hoc Study Group of MMAC-PC (a.k.a CASG) met on 23rd May, 2001 to discuss how to proceed towards convergence of MMAC wireless systems, HiperLAN2 and IEEE802.11a using 5 GHz band CSMA WG work is done and will be closed soon. CSMA members shall directly participate in 5GSG/IEEE meetings representing each company for the globalization discussion, if necessary. MMAC-PC will continue to work together with ETSI-BRAN and IEEE members within joint 5GSG framework for short term harmonization. CASG participants agreed to create a new group to work toward a single standard of the next generation wireless LAN including wireless homelink applications using 5GHz band. This new group will be a joint group comprising HiSWANa members and Wireless Homelink members of MMAC-PC. Bruce Kraemer Intersil, TK Tan 3Com

16 July 2001 Leadership Bruce Kraemer – current chair in 5GSG as authorized by IEEE Jamshid Khun-Jush is vice chair Reorganization Nominate TK Tan as chair in 5GSG Nominate Bruce Kraemer as co-vice chair Any other nominations from the floor? A recommendation from 5GSG subject to approval by Stuart in 802 WG Result: Unanimous consent (37 attendees) Bruce Kraemer Intersil, TK Tan 3Com

17 5GHz Study Group Original Intent International effort IEEE, ETSI, MMAC
July 2001 5GHz Study Group Original Intent Standard Harmonization - Single Global Standard International effort IEEE, ETSI, MMAC Interim Objective Interworking mechanism Interworking Proposals Legacy backward compatibility maintained AT&T, Philips, Ericsson, hLAN, NEC, U of Aachen, Comprise, Magis Principal approach so far based upon superframes using either DCF or PCF No impact on Client, AP implementation only Future plan 5GHz Partnership Project now called 5WING Bruce Kraemer Intersil, TK Tan 3Com

18 5GHz Standardization Roadmap
July 2001 5GHz Standardization Roadmap IW additions IEEE a (wireless Ethernet) IEEE e/f/h (QoS, Security, DFS/TPC, ..) Joint SG Requirements Coexistence Inter-working Spectrum 5WING Partnership Project (BRAN/IEEE/MMAC) Inter-working Standards Revisions single global standard 5GWIAG BRAN-HL/2 (wireless ATM, IP) Home Profile HE phase2 UMTS - interworking Public Access IW additions 2000 2001 MMAC also participating Today Bruce Kraemer Intersil, TK Tan 3Com

19 Schedule of Standards Meetings
July 2001 Schedule of Standards Meetings May 8-9 – H2GF – Princeton May – IEEE –Orlando June IAG - Helsinki June – BRAN#24 – Sophia Antipolis July 9-13 – IEEE – Portland Sept – IEEE – Seattle Sept – BRAN#25 – Seattle Nov – IEEE – Austin Dec. 4-7 – BRAN#26 – Sophia Antipolis Bruce Kraemer Intersil, TK Tan 3Com

20 5GSG Portland Session Documents
July 2001 5GSG Portland Session Documents 5GSG Committee Report r0,r1 5GSG Joint Plenary Report r0 5GSG Closing Plenary Report r0 5GSG Minutes r0 Altman Submission r0 Mangold/Choi/Wolfgang/Ngo r0a (Submission) Bruce Kraemer Intersil, TK Tan 3Com

21 History of 5GSG Formation
July 2001 History of 5GSG Formation Liaisons on PHY during creation of a and HL2 (’98-’99) Substantial harmonization Initiated by 5GWLIAG (May 2000) – to address problems of multiple standards at 5Ghz space Letters exchanged on request to recognize a as a member of HL2 (Jul 2000) Led to ETSI joining the Sept 2000 IEEE meeting Creation of Joint 5GSG (Sept 2000) Alternative meeting venues 5Ghz Global Standardization and Convergence discussion - IEEE September meeting, Scottsdale Industry consensus towards global standardization at 5Ghz Request for an Study group (with coordination with ETSI BRAN and MMAC) to address these issues. LMSC Nov 9, 2000 approved formation of 5GSG (with contingencies of forming similar groups at ETSI BRAN and MMAC were fulfilled) Bruce Kraemer Intersil, TK Tan 3Com

22 IEEE Hilton Head Accomplishments March 12-16,2001 Motions:
July 2001 IEEE Hilton Head Accomplishments March 12-16,2001 Motions: PProposed that we extend the 5GSG to the next joint plenary. Motion passed in study group 36/0/0 Motion passed in plenary 74/6/4 PProposed that we pursue the creation of a 5GHzPP as a vehicle for establishing a single global standard. Motion passed in study group 23/0/1 PPAR document ( ) passed in plenary 41/8/17 P5 Criteria document ( ) passed in plenary 42/6/13 Bruce Kraemer Intersil, TK Tan 3Com

23 PAR of Global 5Ghz WLAN Standard
July 2001 PAR of Global 5Ghz WLAN Standard Scope of Proposed Project: Establish coexistence and inter-working among the a, ETSI HiperLAN/2, MMAC CSMA and HiSWANa standards. Extension of each of the MAC and PHY layers of these standards will be defined collaboratively to achieve coexistence and inter-working. Purpose of Proposed Project: To establish coexistence and inter-working among the a, ETSI HiperLAN/2, MMAC CSMA and HiSWANa standards. A subsequent project under a separate PAR is to create a single converged standard in the 5GHz band. Bruce Kraemer Intersil, TK Tan 3Com

24 5GHz Study Group Original Intent International effort IEEE, ETSI, MMAC
July 2001 5GHz Study Group Original Intent Standard Harmonization - Single Global Standard for 5GHz WLANs International effort IEEE, ETSI, MMAC Interim Objective Interworking mechanism Interworking Proposal Concepts Legacy backward compatibility maintained Approaches so far based upon superframes using either DCF or PCF HCF now being investigated Likely to have no impact on Client, AP implementation only Future plan 5GHz Partnership Project now called 5WING Bruce Kraemer Intersil, TK Tan 3Com

25 Planning and Preparation
July 2001 Planning and Preparation Motion that the officers of 5GSG, acting on the guidance and within the guidelines provided by the 5GSG membership, be empowered to prepare as necessary for Closing plenary of the Portland,OR meetings Friday July 13, 2001 802 Executive Committee meeting to be held in Portland, OR Friday July 13, 2001 Prepare for joint meetings with ETSI BRAN in Seattle, WA September 17-21, 2001 With the understanding that status and presentation updates will be provided to the membership via the website and reflector. Bruce Kraemer Intersil, TK Tan 3Com

26 BRAN #24 European Telecommunications Standards Institute
July 2001 BRAN #24 European Telecommunications Standards Institute BRAN# June to 29 June 2001 Sophia-Antipolis, France Executive Summary - BRAN24d141 1.      Defer decision to continue/discontinue the Inter-working project until after the IEEE meeting in Portland. It was noted that both BRAN and IEEE will be meeting during the same week in September in Seattle and a joint meeting at that time would be desirable and presumably easy to arrange. Bruce Kraemer Intersil, TK Tan 3Com

27 Tentative Schedule for 5WING SG
July 2001 Tentative Schedule for 5WING SG Operational Procedures IEEE May: Prepare material (e.g. relationship diagram) and kick-off discussion BRAN#24/IEEE July: initial submissions IEEE Sep/BRAN#25: first draft prepared for circulation Project Requirements Definition IEEE Nov/BRAN#26: initial submissions IEEE Jan 2002/BRAN#27: first draft prepared for circulation Terms of Reference Bruce Kraemer Intersil, TK Tan 3Com

28 BRAN 24d141 – How has the WLAN Market evolved?
July 2001 BRAN 24d141 – How has the WLAN Market evolved? 1.      A general discussion ensued as to what has happened in the WLAN market over the last quarter that may influence the answer to Jamshid’s question: a.       Wi-Fi (.11b) is selling faster than anyone expected particularly in the US but also in the rest of the world b.      Due to the high penetration if Wi-Fi it will be difficult to omit backward compatibility with .11b when new products are introduced c.       The market progression has been from the enterprise to SOHO and most recently Hot Spots such as airports, hotels, coffee shops, … d.      The market drivers have been:                                             i.      Enterprise – usable data rates, ease of installation (no wires!), mobility                                            ii.      Home – spreading of broadband access, ease of installation, low cost                                           iii.      Hot Spots – ease of installation, low cost, profit potential, emergence of WISP aggregators such as GRIC e.  The consensus expressed at the WECA meeting in Helsinki on 6-13,14 seemed to be that because of the perceived backward compatibility requirement new 5GHz products will likely be dual band (2.4 and 5 GHz) after the initial wave of 5GHz only products f. The multi-band solution scenario will impact .11b/.11a, H2/.11b, TGg, H2/.11a product definitions g. Andy Gowen noted that 2.4 GHz WLAN products are not legally used in public spaces in UK. h.  Telecom operators will resist the development of networked WLAN Hot Spot which begin to look like WANs Bruce Kraemer Intersil, TK Tan 3Com

29 BRAN 24d141 – How did Interworking evolve?
July 2001 BRAN 24d141 – How did Interworking evolve?   “Why did IEEE authorize a task group, TGj, dedicated to developing an IW recommended practice given the apparent lack of interest?” Garth reviewed the history of how 5GSG bifurcated into TGj and 5WING with the bottom line being that in order to retain interest in the 5GS it was felt that a short term interim project needed to be identified and, IW was a good candidate because much of the work to define an IW standard could be reused in the 5GS project. Neither H2 nor .11a will likely be the final WLAN standard and probably the most important work activity going forward is to set up a framework to develop global standards and then apply that framework to developing the 5Ghz Global Standards (5GS). Bruce Kraemer Intersil, TK Tan 3Com

30 How did ETSI Relationship evolve?
July 2001 How did ETSI Relationship evolve? IEEE P Wireless LANs To: Mr Jamshid Khun-Jush, Chairman, ETSI Project BRAN Date: July 13, 2000 Subject: re: IEEE P request to ETSI for considering the adoption of the IEEE P802.11a 5 GHz Wireless LAN standard as a member of HIPERLAN family of standards Dear ETSI BRAN Officers and Members, Thank you for your advice that considerations regarding several areas are needed for EP BRAN to be able to make an assessment on the further handling of the IEEE P request that the IEEE P802.11a 5 GHz Wireless LAN standard be adopted as a member of HIPERLAN family of standards. These areas include regulatory, application and technical aspects. Unfortunately the arrival of the liaison letter right at the end of the May meeting precluded its consideration until the July Plenary, and consequently we missed the opportunity to arrange attendance at the June BRAN meeting by an delegation. We would be pleased to attend at the next available meeting, which we understand is in Stresa during October 3-6, 2000, to pursue a path to resolving the matters raised in your letter. We extend an invitation to BRAN members to attend any future IEEE meetings, details of which are available on the IEEE 802 website ( The next meeting will be in Scottsdale, Arizona, September 18-22, We also suggest that we explore the possibility of a joint ETSI BRAN/IEEE meeting in the coming year. The IEEE WG is working to address the key points raised in your liaison letter. In particular, the matters of TPC and DFS are being studied in TGe (MAC Enhancement) and an Ad Hoc Group has been established to consider the harmonisation of existing standards towards adoption of a single global standard. It is anticipated that the Ad Hoc Group will identify overlapping services and applications as well as look at issues of coexistence of the different standards. We anticipate that representations from the Ad Hoc Group will be made during the BRAN#20 meeting in Stresa. On the matter of IPR, IEEE P has obtained letters of assurance that owners of all IPR known to us will provide on request licenses without discrimination and for a reasonable fee. These letters ensure that all known IPRs were addressed in sufficient time to avoid the IEEE family of standards being blocked at a later stage by the refusal of these IPR owners to grant licenses. As per your request, a full set of documentation, including standards IEEE (1999), IEEE a and the set of IPR letters are provided as attachments to this liaison. Sincerely, Stuart Kerry, Chairman IEEE P802.11, Bruce Kraemer Intersil, TK Tan 3Com


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