Presentation 2008-10-23
High Speed High Reliability Synchronized Wireless Distributed Network based on Cognitive Concept
Takeo FUJII, Kei SAKAGUCHI, Fumie ONO, Kenta UMEBAYASHI,
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Abstract(in English) This paper proposes a system concept of a synchronized wireless distributed network with surrounding wireless environment recognition function based on cognitive manner. The system target is a high speed high reliability wireless distributed network like a next generation wireless LAN. This novel wireless distributed network overlays to the primary wireless LAN based on CSMA/CA without backward compatibility of the protocol. In order to share the spectrum without degradation of the primary system throughput, the new network has spectrum sensing function. In addition, TDMA type wireless communication can be realized by using synchronized nodes in the new network. Such TDMA network has advantages for a multi-hop communication and cooperative relay among nodes. The proposed network also dynamically utilizes the spectrum with spectrum aggregation and spectrum hole according to the status of the primary system utilization. As a result, a high speed high reliability wireless distributed network can be realized without influence to the primary spectrum shared wireless system.
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Keyword(in English) High speed high reliability wireless distributed network / Dynamic spectrum access / Cognitive radio / Multi-hop wireless network
Paper # SR2008-58
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Conference Date 2008/10/15(1days)
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Language JPN
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Title (in English) High Speed High Reliability Synchronized Wireless Distributed Network based on Cognitive Concept
Sub Title (in English)
Keyword(1) High speed high reliability wireless distributed network
Keyword(2) Dynamic spectrum access
Keyword(3) Cognitive radio
Keyword(4) Multi-hop wireless network
1st Author's Name Takeo FUJII
1st Author's Affiliation The University of Electro-Communications()
2nd Author's Name Kei SAKAGUCHI
2nd Author's Affiliation Tokyo Institute of Technology
3rd Author's Name Fumie ONO
3rd Author's Affiliation Yokohama National University
4th Author's Name Kenta UMEBAYASHI
4th Author's Affiliation Tokyo University of Agriculture and Technology
Date 2008-10-23
Paper # SR2008-58
Volume (vol) vol.108
Number (no) 250
Page pp.pp.-
#Pages 8
Date of Issue