Doc.: IEEE 802.11-02/532r0 Submission September 2002 Jon Rosdahl, Micro LinearSlide 1 High...

September 2002

Jon Rosdahl, Micro Linear

Slide 1

doc.: IEEE 802.11-02/532r0

Submission

High Throughput Study GroupWG Report and Meeting Slides

Jon Rosdahl

[email protected]

September 2002


Slide 2

doc.: IEEE 802.11-02/532r0

Submission

Report to the 802.11WG

• HT-SG had its Inaugural Meeting where a starting point was begun.

• HT-SG was able to answer the following Questions:– What: Scope – Why: Purpose

September 2002


Slide 3

doc.: IEEE 802.11-02/532r0

Submission

Report to the 802.11WG (cont)

• Current Scope of the project:

• To define standardized modifications to the 802.11 MAC and PHY layers that achieve a minimum increase (xx) in throughput as measured at the MAC data SAP.

September 2002


Slide 4

doc.: IEEE 802.11-02/532r0

Submission

Report to the 802.11WG (cont)

• Current Purpose of the Project:

• To improve the 802.11 wireless LAN user experience by providing significantly higher throughput for current applications and to enable new applications and market segments.

September 2002


Slide 5

doc.: IEEE 802.11-02/532r0

Submission

Objectives for November 2002

• Finalize the wording of the PAR.

• Create the response to 5 Criteria.

• Request that members of the SG come prepared to enjoy the creation of a PAR and the response to 5 Criteria (and the 6th one too)

September 2002


Slide 6

doc.: IEEE 802.11-02/532r0

Submission

HT-SG

Welcome to

High Throughput Study Group

Wednesday

September 2002


Slide 7

doc.: IEEE 802.11-02/532r0

Submission

Meeting Tone

• PLEASE Bring your Engineer Mentality and Technologist Attitude

• Please keep a Positive Attitude

• Please check your Ego and Politics at the door.

September 2002


Slide 8

doc.: IEEE 802.11-02/532r0

Submission

Inaugural Meeting Slides

Inaugural Meeting held Wednesday Sept. 11, 2002 in Monterey, CA.

September 2002


Slide 9

doc.: IEEE 802.11-02/532r0

Submission

Confirmation of Secretary

• Garth Hillman has volunteered to be the HT-SG Secretary.

• Others? no

• Affirmed by acclamation

September 2002


Slide 10

doc.: IEEE 802.11-02/532r0

Submission

3. Review IEEE/802 & 802.11 Policies and Rules

• Study Group: Everyone Votes.

• All 802 policies apply

• All 802.11 policies apply

• Submissions must meet document format criteria

September 2002


Slide 11

doc.: IEEE 802.11-02/532r0

Submission

Agenda Wednesday• 1 Meeting Call to Order • 2 Elect/Confirm Secretary• 3 REVIEW IEEE/802 & 802.11 POLICIES

and RULES• 4 APPROVE/MODIFY AGENDA • 5 Set/Review Objectives• 6 Discuss/Revise PAR and 5 Criteria• 7 Recess for the Day

September 2002


Slide 12

doc.: IEEE 802.11-02/532r0

Submission

Agenda Thursday

• 8. Discuss/Revise PAR and 5 Criteria

• 9. Develop plan for future HT SG Work

• 11. Adjourn for the session

September 2002


Slide 13

doc.: IEEE 802.11-02/532r0

Submission

Sept. 2002 Objectives

• Generate PAR

• Generate response to LMSC 802 Criteria

September 2002


Slide 14

doc.: IEEE 802.11-02/532r0

Submission

Review PAR

• 4. Project Title

• 8. Fill in Projected Completion Date for Submittal to RevCom: (July 2004?)

• 9. Scope of Proposed Project

• 10. Purpose of Proposed Project

September 2002


Slide 15

doc.: IEEE 802.11-02/532r0

Submission

Possible Proposed Title

• Amendment to STANDARD [FOR] Information Technology-Telecommunications and information exchange between systems-Local and Metropolitan networks-Specific requirements-Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) specifications:Enhancements for Higher Effective Throughput

September 2002


Slide 16

doc.: IEEE 802.11-02/532r0

Submission

Target Schedule for a SG

• Sept. 2002 – 5 Criteria and PAR started

• Nov 2002 – Request for creation of Task Group to be sent to ExCom with 5 Criteria and PAR

September 2002


Slide 17

doc.: IEEE 802.11-02/532r0

Submission

Target Schedule (cont.)

• Jan 2003 – Technology solutions presented in earnest – Requirements doc complete.

• Mar 2003 – Technology Solutions presented• May 2003 – Selection of Solution and start writing

Draft• July 2003 – Complete initial draft and send out 1st

WG Letter Ballot. • Sept. 2003 –process comments and send 2nd WG

Letter Ballot

September 2002


Slide 18

doc.: IEEE 802.11-02/532r0

Submission

Target Schedule (cont.)

• Nov 2003 – Comment resolution and start recirculation LB

• Jan 2004 – final resolution of comments

• Mar 2004 – Send to Sponsor Ballot

• May 2004 – Resolve comments

• July 2004 – Send to Revcom

September 2002


Slide 19

doc.: IEEE 802.11-02/532r0

Submission

Scope for consideration

Solutions in achieving High Throughput

shall be considered which provide enhancement to existing .11 MAC and PHY layers through standardized mechanism or interface.

A view submitted to the Chair Sept.2002

September 2002


Slide 20

doc.: IEEE 802.11-02/532r0

Submission

A View on Criteria

• Study group should emphasize high performance (throughput/rate) WLANs in general

• SG should emphasize overall performance• Backwards compatibility is vital• SG should have broad scope and the

authorization to recommend all necessary changes

A view presented Mar 2002

September 2002


Slide 21

doc.: IEEE 802.11-02/532r0

Submission

802.11 Five Criteria

1. Broad Market Potential

2. Compatibility

3. Distinct Identity

4. Technical Feasibility

5. Economic Feasibility

6. Interference Considerations (tentative)

September 2002


Slide 22

doc.: IEEE 802.11-02/532r0

Submission

Straw Poll

• Would you like to enhance the 11b throughput? 34-23-27

• 11a? 96-0-4

• 11g? 72-8-14

September 2002


Slide 23

doc.: IEEE 802.11-02/532r0

Submission

Another Proposed Scope Statement

• To define standardized modifications to the .11MAC and OFDM PHY layers that achieve an increase in throughput measured at the MAC data SAP. 67-8-25

September 2002


Slide 24

doc.: IEEE 802.11-02/532r0

Submission

Straw Poll

• Should we consider only existing .11standards as the baseline from which this group operates?

• 6-62-10

September 2002


Slide 25

doc.: IEEE 802.11-02/532r0

Submission

Straw Poll

• Quantify Minimum Increase at the MAC SAP Interface in the Scope or not?

• 55-29-15

September 2002


Slide 26

doc.: IEEE 802.11-02/532r0

Submission

Update to the Scope Paragraph

• To define standardized modifications to the .11MAC and OFDM PHY layers that achieve a minimum increase (xx) in throughput measured at the MAC data SAP

• 55-29-15

September 2002


Slide 27

doc.: IEEE 802.11-02/532r0

Submission

Update to the Scope Paragraph

• To define standardized modifications to the .11 MAC and PHY layers that achieve a minimum increase (xx) in throughput measured at the MAC data SAP

• 66-25-6

September 2002


Slide 28

doc.: IEEE 802.11-02/532r0

Submission

Thursday Evening Meeting

Slides for Thursday, Sept. 12, 2002 at Monterey, CA

September 2002


Slide 29

doc.: IEEE 802.11-02/532r0

Submission

Meeting Tone

• PLEASE Bring your Engineer Mentality and Technologist Attitude

• Please keep a Positive Attitude

• Please check your Ego and Politics at the door.

September 2002


Slide 30

doc.: IEEE 802.11-02/532r0

Submission

Agenda Thursday

• 8. Discuss/Revise PAR and 5 Criteria

• 9. Develop plan for future HT SG Work

• 11. Adjourn for the session

September 2002


Slide 31

doc.: IEEE 802.11-02/532r0

Submission

Current Scope Paragraph

• To define standardized modifications to the .11 MAC and PHY layers that achieve a minimum increase (xx) in throughput measured at the MAC data SAP.

September 2002


Slide 32

doc.: IEEE 802.11-02/532r0

Submission

Questions to answer on PAR

• 4. Project Title

• 8. Fill in Projected Completion Date for Submittal to RevCom: (July 2004?)

• 9. Scope of Proposed Project

• 10. Purpose of Proposed Project

• 16. Other Details

September 2002


Slide 33

doc.: IEEE 802.11-02/532r0

Submission

Criteria

• The current rules have the following 5 Criteria listed.

• See http://ieee802.org/rules.pdf

September 2002


Slide 34

doc.: IEEE 802.11-02/532r0

Submission

Criteria 6.1. Broad Market Potential

A standards project authorized by IEEE 802 shall have a broad market potential. Specifically, it shall have the potential for:

a) Broad sets of applicability.

b) Multiple vendors and numerous users.

c) Balanced costs

(LAN versus attached stations).

September 2002


Slide 35

doc.: IEEE 802.11-02/532r0

Submission

Criteria6.2 Compatibility

IEEE 802 defines a family of standards. All standards shall be in conformance with the IEEE 802.1 Architecture, Management and Interworking documents as follows: 802. Overview and Architecture, 802.1D, 802.1Q and parts of 802.1f. If any variances in conformance emerge, they shall be thoroughly disclosed and reviewed with 802.

September 2002


Slide 36

doc.: IEEE 802.11-02/532r0

Submission

Criteria6.2 Compatibility (cont)

Each standard in the IEEE 802 family of standards shall include a definition of managed objects which are compatible with systems management standards.

September 2002


Slide 37

doc.: IEEE 802.11-02/532r0

Submission

Criteria 6.3 Distinct Identity

• Each IEEE 802 standard shall have a distinct identity. To achieve this, each authorized project shall be:a) Substantially different from other IEEE 802 standards.b) One unique solution per problem (not two solutions to a problem).c) Easy for the document reader to select the relevant specification.

September 2002


Slide 38

doc.: IEEE 802.11-02/532r0

Submission

Criteria6.4 Technical Feasibility

• For a project to be authorized, it shall be able to show its technical feasibility. At a minimum, the proposed project shall show:a) Demonstrated system feasibility.b) Proven technology, reasonable testing.c) Confidence in reliability.

September 2002


Slide 39

doc.: IEEE 802.11-02/532r0

Submission

Criteria6.5 Economic Feasibility

• For a project to be authorized, it shall be able to show economic feasibility (so far as can reasonably be estimated), for its intended applications. At a minimum, the proposed project shall show:a) Known cost factors, reliable data.b) Reasonable cost for performance.c) Consideration of installation costs.

September 2002


Slide 40

doc.: IEEE 802.11-02/532r0

Submission

10.Purpose of the Proposed Project

• Ideas from the Group on WHY?– Looking for a Good Technology solution that

has the right balance of Wow and Value.– Market Spaces:

• Wireless LANs in the Home

• Hot Spot Deployment

• Corporate LAN Deployment

– Higher Data Rate – Real Simple (>200 Mbps)

September 2002


Slide 41

doc.: IEEE 802.11-02/532r0

Submission

Purpose of the Proposed Project (Cont)

• Remember to think Latterly– Both MAC and PHY – Improve End-to-End

• Make Concert of Changes– Scalability -- Higher Data Rates

• Provide Wireless Support for High Speed Application

• Video – file service – etc.

September 2002


Slide 42

doc.: IEEE 802.11-02/532r0

Submission


• High Speed delivery of advanced services to Hand Held Devices

• Video, interactive pictures etc.

• Increase the size of Market via Standardize leading Edge “WOW” solutions.

• Improved Spectrum Efficiency• Extended Range• Provide a Value to the End User

– User Experience

September 2002


Slide 43

doc.: IEEE 802.11-02/532r0

Submission


• Keep in Perspective Range vs Rate and the trade offs.

• Smooth Transition from one Technology to another

• Provide to prevent the effective range from being reduced significantly.

• Scalable Solution for Range, Rate, and Power Consumption trade-offs

• Hit Moore’s Law

September 2002


Slide 44

doc.: IEEE 802.11-02/532r0

Submission

Area 16: Other Items

• Bits/sec/Hz/user

September 2002


Slide 45

doc.: IEEE 802.11-02/532r0

Submission

Purpose (WHY)Initial Words to include

• To make Wireless LANS better than they are right now.

• Higher Throughput to improve the End-User experience.

• Market Spaces including but not limited to: • Wireless LANs in the Home

• Hot Spot Deployment

• Corporate LAN Deployment (75-6-3)

September 2002


Slide 46

doc.: IEEE 802.11-02/532r0

Submission

Proposed purpose

To improve the 802.11 wireless LAN user experience by providing significantly higher throughput for Applications including but not limited to those in the Home, Hot-spot and Enterprise Markets.

(65-1-1) (original paragraph)

(65-0-8) (add: including but not limited to)

September 2002


Slide 47

doc.: IEEE 802.11-02/532r0

Submission

Final Proposed Purpose.

To improve the 802.11 wireless LAN user experience by providing significantly higher throughput for current applications and to enable new applications and market segments.

39-26-3

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