Presentation 2007-11-27
High Contribution Node Selection for Cognitive Radio Networks
Hiroto YASUDA, Takeo FUJII,
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Abstract(in English) Cognitive radio is wireless communication system that can reconfigure the communication parameters according to the surrounding radio environment. Cognitive radio is expected to be used for spectrum sharing system with the primary systems. Cognitive radio combining with multi-hop communication is suitable for spectrum sharing because small giving interference toward the primary system. However, since multi-hop route from a source node to a destination node should be decided and the route should be reconfigured according to the communication status of the primary system, the load of networks for reconfiguration of the route becomes heavy. In this paper, in order to solve the above problem, we propose a contribution ratio for selecting the high contribution nodes. Moreover, we also propose a route reconfiguration method according to the status of the primary user by using high contribution node. We verified the proposed system by using computer simulation.
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Keyword(in English) Cognitive Radio / Multi-hop Network / Contribution Ratio
Paper # SR2007-55
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Committee SR
Conference Date 2007/11/19(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) High Contribution Node Selection for Cognitive Radio Networks
Sub Title (in English)
Keyword(1) Cognitive Radio
Keyword(2) Multi-hop Network
Keyword(3) Contribution Ratio
1st Author's Name Hiroto YASUDA
1st Author's Affiliation AWCC, The University of Electro-Communications()
2nd Author's Name Takeo FUJII
2nd Author's Affiliation AWCC, The University of Electro-Communications
Date 2007-11-27
Paper # SR2007-55
Volume (vol) vol.107
Number (no) 352
Page pp.pp.-
#Pages 7
Date of Issue