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Title:
無線端末、基地局および通信リンク維持方法
Document Type and Number:
Japanese Patent JP4136694
Kind Code:
B2
Abstract:

To maintain a communication link by an infrastructure mode without reauthentication, in a communication link maintaining method which maintains a communication link with an access point by returning to the infrastructure mode upon shifting to an ad hoc mode from the infrastructure mode.

Before a link disconnection timer managed on an access point AP 100 side times out, a communication link is disconnected, and reauthentication is required, a station STA 101 receives a transmission request from the access point AP 100 and transmits a transmission request response, thereby maintaining the communication link by an infrastructure mode without reauthentication.

COPYRIGHT: (C)2004,JPO&NCIPI


Inventors:
Takahiro Nanano
Application Number:
JP2003031313A
Publication Date:
August 20, 2008
Filing Date:
February 07, 2003
Export Citation:
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Assignee:
Canon Inc
International Classes:
H04L12/28; H04W12/06; H04W76/04; H04W84/18
Domestic Patent References:
JP2000269884A
JP2002344458A
JP2001217841A
Other References:
永井 幸政、川端 孝史、石津 文雄、村上 圭司,インフラストラクチャモードとアドホックモードの共存に関する検討,2002年電子情報通信学会総合大会講演論文集 通信1,日本,社団法人電子情報通信学会,2002年 3月 7日,p. 711,B-5-260
冬爪 成人、笠原 宏,動的に有線網とのブリッジを提供する移動ホストと音声適応型アプリケーションを用いた評価実験,電気学会論文誌C Vol.119-C No.11,日本,社団法人電気学会,1999年11月 1日,第119-C巻 第11号,pp. 1329-1338
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura



 
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