1. Realizing Green ICT Dream with TTA WiMAX Forum and 802.16 Status - For information - LIM, Euntaek (et.lim@samsung.com) CJK IMT 28 Xi’an (西安), China June 2 ~ 3, 2011 CJK-IMT28-xxx_TTA

2. 2 2/7 CJK IMT 28, Xi’an, China WiMAX Overall Timeline 2 2010 Q1Q2Q3Q4 2011 Q1Q2Q3Q4 2012 Q1Q2Q3Q4 2009 Q1Q2Q3Q4 Letter Ballot Sponsor Ballot Rel2.0 System Profile PICS RCT/PCT/IOT OR1b Profile Dev. OR1c Profile Dev. TE Val. IEEE802.16m WiMAX Rel2.0 WiMAX Rel1.0/16e Enhancement 16m Spec. Completion Rel2.0 Profile Completion Rel2.0 Certification (TBD) OR1b Certification OR1c Profile Completion PICS: Protocol Implementation Conformance Statements Pro forma RCT: Radio Compliance Test / PCT: Protocol Compliance Test / IOT: Inter-Operability Test Procedure OR: Open Retail TE: Test Equipment

3. 3 3/7 CJK IMT 28, Xi’an, China WiMAX Status  Release 2.0  TWG Rel2.0 System Profile released: March, 2011  Under development of Rel2.0 PICS document: March ~ July, 2011  To develop Certification Test Procedures (RCT/PCT/IOT/RRT): July, 2011 ~  Release 1.0 / 16e Enhancement OR1b Profile  OR1b Profile Development completed: December, 2010  Completion of OR1b TE Validation / Start of OR1b Certification: 2Q, 2011  Key Features: UL Coverage Enhancement, Load Balancing, Enhanced HARQ Categories OR1c Profile  OR1c Candidate Feature Discussion (ad-hoc): ~ May, 2011  OR1c Feature Selection: July ~ December, 2011  Ad-hoc Recommended Features: PHY: UL 64QAM, UL 2Tx MIMO-STC, BS 4Tx DL BeamForming, Static FFR MAC: Mandatory HO Request (Load Balancing), Sleep 3

4. 4 4/7 CJK IMT 28, Xi’an, China IEEE 802.16p: M2M Current status –Amendment draft updates based on technical discussion Amendment on IEEE 802.16-2009 (i.e., 16e based) Amendment on IEEE 802.16m-2011 (i.e., 16m based) –Project timeline (see next slide) Main features –Low power consumption in device Enhanced power saving methods –Very large number of devices Access control mechanisms Group communication –Very small burst transmission Small size burst –Security Secured group communication Usage scenarios –Smart meter –Health care –Fleet management –Vending machine –Application on consumer device 4

5. 5 5/7 CJK IMT 28, Xi’an, China IEEE 802.16p project timeline (expected) IEEE 802.16p 802.16p Amendment System Requirements Jan ‘11 Letter Ballot Sponsor Ballot Jan ’12 Nov ’10 Q3Q3Q4Q4Q1Q1Q2Q2Q3Q3 2010 2011 2012 Q4Q4Q1Q1Q2Q2Q3Q3 JulAug Sep OctNov Dec JanFeb Mar AprMay Jun JulAug Sep OctNov Dec JanFeb Mar AprMay Jun Jul July ’12 Jul ’11 Working Doc Amendment Ready for Sponsor Ballot Amendment Ready for RevCom submission TG started Evaluation Methodology Sep ‘11 Aug Sep Sep ’12 Amendment Spec release 5

6. 6 6/7 CJK IMT 28, Xi’an, China IEEE 802.16n: GRIDMAN Current status –Amendment draft updates based on technical discussion Amendment on IEEE 802.16-2009 (i.e., 16e based) Amendment on IEEE 802.16m-2011 (i.e., 16m based) –Project timeline (see next slide) Main features –High reliable data transmission –Multimode operation HR-BS acting as HR-RS HR-MS acting as HR-RS or HR-BS –Standalone network –Direct Communication between HR-MSs –Enhanced Multicast/Priority Access Service Usage scenarios –PPDR(Public Protection and Disater Relief) –SmartGrid 6

7. 7 7/7 CJK IMT 28, Xi’an, China IEEE 802.16n project timeline (expected) 7

8. 8 8/7 CJK IMT 28, Xi’an, China IEEE 802.16 maintenance Current status –Two PARs: Partially approved by Nescom (NEw Standards COMmittee) PAR 802.16 Revision: Approved PAR 802.16M: Not approved. To be resubmitted with new name(i.e. PAR 802.16.1) to NesCom on Ju ne –Base document development For two PARS, two separate document will be prepared by editor group before July meeting Work expected before July meeting –Consensus Separate two database for two documents IEEE 802.16 revision and IEEE 802.16M Keep checklists for separate two documents –Base document development Approval of PARs Editorial activity –Merge 16j, 16h, 16m and IEEE 802.16-2009 into one document –Split the merged document into IEEE 802.16 revision and IEEE 802.16M Base documents ready for July meeting Conduct working group letter ballot following July session During working group ballots, submit comments marked by “ready for ballot” in database IEEE 802.16maint-09/0007rX but not already included as a result of the merge 8