MMAC Liaison Report July 2004

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Presentation transcript:

MMAC Liaison Report July 2004 Yasuhiko Inoue NTT Access Network Service Systems Laboratories yinoue@ansl.ntt.co.jp Yasuhiko Inoue, NTT

MMAC Overview MMAC (Multimedia Mobile Access Communication Systems) Month 2000 doc.: IEEE 802.11-00/xxx July 2004 MMAC Overview MMAC (Multimedia Mobile Access Communication Systems) Activities: Investigation and study on system specifications, Standardization MMAC makes some of the Japanese standard for radio communication systems including ARIB STD T-71 Demonstrative experiment Information exchange and popularization activities, etc Committees (until March 2004) High Speed Wireless Access Committee (HiSWAN WG, CSMA WG) Wireless Home-Link Committee (Wireless 1394 WG, UWB WG) Yasuhiko Inoue, NTT John Doe, His Company

Radio Communication Systems July 2004 Japanese Frequency Regulations Ministry of Public Management Home Affairs, Post and Telecommunications Association of Radio Industries And Businesses Multimedia Mobile Communication Systems Forum Japanese Standards of Radio Communication Systems Yasuhiko Inoue, NTT

Organization Changes Steering Committee Working Groups July 2004 Organization Changes Steering Committee Control the activities of working groups Working Groups HiSWAN WG, MMAC-802.11 WG, UWB WG, etc Special Interest Group Next Generation Wireless LANs SIG IEEE 1394 over UWB SIG Yasuhiko Inoue, NTT

MMAC-802.11 WG (ex-T71 Ad hoc WG) Month 2000 doc.: IEEE 802.11-00/xxx July 2004 MMAC-802.11 WG (ex-T71 Ad hoc WG) Mission: Maintenance of ARIB STD-T71 ARIB STD-T71: IEEE 802.11a compatible WLAN system Standardization of 5GHz band wireless access system Operations in the 4.9 – 5.0 and 5.030 – 5.091 GHz bands The same scope with TGj Creation: June 2004 Chair: Satoru Aikawa (NTT) Member companies: Atheros, Canon, Denso, Fujitsu, Hitach Cable, Intel, Japan Telecom, JRC, Mitsubishi, Murata, NEC, NTT, TOYOCOM, Panasonic, QUALCOM, Samsung, TEPCO Optical Network, TDK, Toshiba, and more Yasuhiko Inoue, NTT John Doe, His Company

Discussions on Future Plans of MMAC-802.11 WG July 2004 Discussions on Future Plans of MMAC-802.11 WG Support of new frequency bands and new rules for the existing wireless LAN systems 5.470 – 5.725 GHz band Information Council of MPHPT recently recommended to allocate this band for wireless LAN/wireless access systems. 5.250 – 5.350 GHz band Center frequency shift for 5.150 – 5.250 GHz band Standardization of high throughput wireless LAN systems Yasuhiko Inoue, NTT

July 2004 Schedules July, 2004: Scope of the WGs will be approved by Steering Committee September, 2004: Revision of ARIB STD-T71 to incorporate the IEEE 802.11j standard. October, 2004: Start discussions on: Use of 5.470 – 5.725 GHz band Center frequency shift for 5.150 – 5.250 GHz band Yasuhiko Inoue, NTT