Presentation 2011-11-11
Joint Retransmission and Relay Node Selection Scheme for Multi-hop Broadcast in VANETs
Celimuge WU, Satoshi OHZAHATA, Toshihiko KATO,
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Abstract(in English) Providing a reliable and efficient multi-hop broadcast in vehicular ad hoc networks (VANETs) is crucial for Intelligent Transportation Systems. In order to provide a high reliability, a retransmission mechanism is required because a packet can be lost depending on the wireless link status and vehicle movement. The retransmission can significantly increase the message overhead if the relay nodes are not selected properly. The solution involves a joint consideration of retransmission and relay node selection. In this paper, we present a broadcast scheme which provides a high reliability with a low overhead. The scheme uses a fuzzy logic based approach to select relay nodes and uses a lightweight retransmission mechanism to retransmit a packet when a relay fails. We use computer simulations to evaluate the performance of the scheme and show the simulation results.
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Keyword(in English) Vehicular ad hoc networks / broadcast / retransmission / relay node selection / fuzzy logic
Paper # CQ2011-57
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Conference Information
Committee CQ
Conference Date 2011/11/3(1days)
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Registration To Communication Quality (CQ)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Joint Retransmission and Relay Node Selection Scheme for Multi-hop Broadcast in VANETs
Sub Title (in English)
Keyword(1) Vehicular ad hoc networks
Keyword(2) broadcast
Keyword(3) retransmission
Keyword(4) relay node selection
Keyword(5) fuzzy logic
1st Author's Name Celimuge WU
1st Author's Affiliation Graduate School of Information Systems, University of Electro-Communications()
2nd Author's Name Satoshi OHZAHATA
2nd Author's Affiliation Graduate School of Information Systems, University of Electro-Communications
3rd Author's Name Toshihiko KATO
3rd Author's Affiliation Graduate School of Information Systems, University of Electro-Communications
Date 2011-11-11
Paper # CQ2011-57
Volume (vol) vol.111
Number (no) 278
Page pp.pp.-
#Pages 6
Date of Issue