Presentation 2014-01-24
Improvement of Decoding Performance for Network and Multi-route Coding in Wireless Mesh Networks
Yuki SUGAO, Hiraku OKADA, Kentaro KOBAYASHI, Masaaki KATAYAMA,
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Abstract(in English) In wireless mesh networks, flooding causes a broadcast storm problem. Random network coding can mitigate the effect of the broadcast storm problem in wireless mesh networks. However, it cannot correct bit errors, and it should forward more and more packets to recover bit errors. On the other hand, multi-route coding was proposed to reduce bit errors on wireless channels in wireless mesh networks. This coding scheme can obtain a coding and diversity gain by transmitting multiple coded packets on multiple routes. This paper proposes a decoding scheme for network and multi-route coding to improve the packet error rate. In this scheme, a receiving node calculates likelihood of information sequence based on route characteristic, and uses this likelihood as the input of decoder for multi-route coding. As a result of simulation, the proposed decoding scheme can improve the packet error rate.
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Keyword(in English) wireless mesh network / broadcast / flooding / random network coding / multi-route coding
Paper # ASN2013-138
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Conference Date 2014/1/16(1days)
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Paper Information
Registration To Ambient intelligence and Sensor Networks(ASN)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Improvement of Decoding Performance for Network and Multi-route Coding in Wireless Mesh Networks
Sub Title (in English)
Keyword(1) wireless mesh network
Keyword(2) broadcast
Keyword(3) flooding
Keyword(4) random network coding
Keyword(5) multi-route coding
1st Author's Name Yuki SUGAO
1st Author's Affiliation Department of Electrical and Electronic Engineering and Information Engineering, Nagoya University()
2nd Author's Name Hiraku OKADA
2nd Author's Affiliation EcoTopia Science Institute, Nagoya University
3rd Author's Name Kentaro KOBAYASHI
3rd Author's Affiliation EcoTopia Science Institute, Nagoya University
4th Author's Name Masaaki KATAYAMA
4th Author's Affiliation EcoTopia Science Institute, Nagoya University
Date 2014-01-24
Paper # ASN2013-138
Volume (vol) vol.113
Number (no) 399
Page pp.pp.-
#Pages 6
Date of Issue