Presentation 2010-10-27
An Opportunistic Resource Scheduling for Bi-directional Cooperative Relaying with Network Coding
Lin SHAN, Hidekazu MURATA, Sonia AiSSA, Susumu YOSHIDA,
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Abstract(in English) With the purpose of improving the performance of next generation wireless networks, cooperative relaying (CoR) and network coding (NC) are promising techniques for bi-directional or two-way transmission. Network coding can reduce the number of bi-directional transmission slots compared to CoR, which results in higher total throughput enhancement. However, the asymmetric traffic condition has significant impact on the bi-directional throughput of NC. In order to improve the throughput of NC even under asymmetric traffic condition, two opportunistic hybrid NC and CoR schemes are proposed in the present paper. In the proposed schemes, adaptive time resource allocation is realized for each transmission protocol, and the impact of the traffic ratio and the relay position on the throughput is investigated. Simulation results reveal that the proposed schemes not only achieves higher throughput than the conventional scheme but are also robust against asymmetric traffic conditions.
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Keyword(in English) cooperative relaying / network coding / opportunistic scheduling / asymmetric traffic
Paper # RCS2010-109
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Committee RCS
Conference Date 2010/10/20(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Opportunistic Resource Scheduling for Bi-directional Cooperative Relaying with Network Coding
Sub Title (in English)
Keyword(1) cooperative relaying
Keyword(2) network coding
Keyword(3) opportunistic scheduling
Keyword(4) asymmetric traffic
1st Author's Name Lin SHAN
1st Author's Affiliation Graduate School of Informatics, Kyoto University()
2nd Author's Name Hidekazu MURATA
2nd Author's Affiliation Graduate School of Informatics, Kyoto University
3rd Author's Name Sonia AiSSA
3rd Author's Affiliation INRS-EMT, University of Quebec Montreal
4th Author's Name Susumu YOSHIDA
4th Author's Affiliation Graduate School of Informatics, Kyoto University
Date 2010-10-27
Paper # RCS2010-109
Volume (vol) vol.110
Number (no) 251
Page pp.pp.-
#Pages 6
Date of Issue