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Why do we need Higher Throughput?

This article discusses the need for higher throughput in wireless LAN systems to meet the demands of the broadband trend and apartment living in Japan. It highlights the challenges faced by apartment residents and proposes solutions for improving the 802.11 wireless LAN user experience.

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Why do we need Higher Throughput?

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  1. Why do we need Higher Throughput? Motohiro Gochi, Mgochi@speednet.co.jp Speednet Inc. Motohiro Gochi, Speednet Inc.

  2. Breakdown Of Internet Access Method in Japan Source:Ministry of Public Management,Home Affairs, Posts & Telecommunication(End of September 2002) Motohiro Gochi, Speednet Inc.

  3. Japan Broadband Internet Access Market (Dial-up+BB)/Household Penetration ratio BB/Household Motohiro Gochi, Speednet Inc.

  4. e-Japan strategy Home users dissatisfied with the current dial up environment with its low-speed,high-cost and sharing of the access line with the traditional phone line. Japanese Government come up with “e-Japan Strategy”.Within 5years,becoming cutting edge of IT in the world. Immediate need for always on,low-cost and High speed,Broadband infrastructure for the general public. Motohiro Gochi, Speednet Inc.

  5. Optical Fiber Repeater BS BS BS Service Area Service Image mobile User. Motohiro Gochi, Speednet Inc.

  6. Apartment Ratio for Tokyo area High ratio: Around 70% 4,000 80.00% 70.00% 3,000 60.00% Number (K) 50.00% 2,000 40.00% 30.00% 1,000 20.00% 10.00% 0 0.00% SPN Area TEPCO Hikari Area 2,447 3,425 Total population (K) 1,524 2,361 Apartments(K) 62.28% 68.93% Percentage of Apartments Motohiro Gochi, Speednet Inc.

  7. Issue for Apartments • The apartment house produce “Broadband Refugees”. • Impossibility for ADSL and Fiber, Because of telephone exchange office to apartment is too long distance or Multipurpose line • It is extreamely difficult to draw optical fiber into only a specified household in aparment. • To need an agreement of a management association to introduce optical fiber and CATV into the whole apartments. (a lot of problem for facility management / taking a lot of time) Motohiro Gochi, Speednet Inc.

  8. Wireless Access solution is expected in Japan. • Speedup of Wireless Access System is needed by Broad Band trend, apartment measures. • By the high throughput • High throughput per user. • Increasing user number per AP. => Lower cost service => Increasing Market size. Motohiro Gochi, Speednet Inc.

  9. Motion Proposed purpose: To improve the 802.11 wireless LAN user experience by providing significantly higher throughput for applications over a wireless LAN in the Home, Hot-spot and Enterprise Markets. Proposed purpose: To improve the 802.11 wireless LAN user experience by providing significantly higher throughput for applications over a wireless LAN in the Home, Hot-spot and Enterprise Markets. Motohiro Gochi, Speednet Inc.

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