Presentation 2008-03-06
Performance Evaluation of Multi-hop Cooperative Networks Using 3D Ray Launching Method for Wireless Propagation Prediction
Hiroki TANAKA, Hidekazu MURATA, Koji YAMAMOTO, Susumu YOSHIDA,
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Abstract(in English) Cooperative relaying is a promising technique for multihop wireless networks to exploit spatial diversity. Most of the studies of multihop relaying assumed a simple i.i.d. Rayleigh fading model. In this case, there is no correlation of phase and amplitude among signals. However, this assumption is not always fulfilled in practice. For an example, the transmission distance in multihop wireless communications is supposed to be a close range and the shadowing effect need to be taken into account. On the other hand, the ray launching method based on geometrical optics is a technique for estimating a deterministic propagation channel. In this paper, 3D ray launching method is used for wireless propagation prediction. By computer simulations, the performance of 2-hop cooperative relaying with 2 relaying stations is investigated.
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Keyword(in English) multihop wireless networks / cooperative diversity / cooperative relaying / ray launching method
Paper # RCS2007-210
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Committee RCS
Conference Date 2008/2/27(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Performance Evaluation of Multi-hop Cooperative Networks Using 3D Ray Launching Method for Wireless Propagation Prediction
Sub Title (in English)
Keyword(1) multihop wireless networks
Keyword(2) cooperative diversity
Keyword(3) cooperative relaying
Keyword(4) ray launching method
1st Author's Name Hiroki TANAKA
1st Author's Affiliation Graduate School of Infomatics, Kyoto University()
2nd Author's Name Hidekazu MURATA
2nd Author's Affiliation Graduate School of Infomatics, Kyoto University
3rd Author's Name Koji YAMAMOTO
3rd Author's Affiliation Graduate School of Infomatics, Kyoto University
4th Author's Name Susumu YOSHIDA
4th Author's Affiliation Graduate School of Infomatics, Kyoto University
Date 2008-03-06
Paper # RCS2007-210
Volume (vol) vol.107
Number (no) 518
Page pp.pp.-
#Pages 4
Date of Issue