Presentation 2007-03-08
A new adaptive carrier sensing for MANET based on CSMA
Naoto MATSUSHITA, Yukihiro KAMIYA,
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Abstract(in English) Mobile Ad hoc NETwork (MANET) is gathering wide attention. In this technology, medium access control (MAC) protocol is a key to achieve high throughput. Conventionally, CSMA/CA with RTS/CTS scheme has been known as a MAC protocol enabling nodes in MANET to avoid interferences from surrounding nodes. However, although it is simple, it is not very efficient. In this paper, aiming at the improvement of the efficiency in terms of the throughput, we propose a new adaptive carrier sensing method for MANET. In the proposed method, the threshold of the carrier sensing is adaptively adjusted based on the SNIR estimation using CTS packets. As a result, it will be clarified that the proposed method improves the throughput and increase the number of simultaneous transmission nodes through computer simulations.
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Keyword(in English) MANET / MAC protocol / carrier sense
Paper # IN2006-191
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Committee IN
Conference Date 2007/3/1(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A new adaptive carrier sensing for MANET based on CSMA
Sub Title (in English)
Keyword(1) MANET
Keyword(2) MAC protocol
Keyword(3) carrier sense
1st Author's Name Naoto MATSUSHITA
1st Author's Affiliation Graduate school of Engineering, Tokyo University of Agriculture and Technology()
2nd Author's Name Yukihiro KAMIYA
2nd Author's Affiliation Institute of Symbiotic Science and Technology, Tokyo University of Agriculture and Technology
Date 2007-03-08
Paper # IN2006-191
Volume (vol) vol.106
Number (no) 578
Page pp.pp.-
#Pages 6
Date of Issue