Presentation 2013-01-24
An Extension of Access-Point Aggregation Algorithm Considering Link Speed Change for Wireless Local Area Networks
Md. EZHARUL ISLAM, Nobuo FUNABIKI, Toru NAKANISHI, Kan WATANABE,
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Abstract(in English) These days, multiple wireless local area networks (WLANs) have been often deployed in the same building of a university or a company. In those WLANs, access points (APs) are usually managed independently by different groups such as laboratories or departments. Then, a host can detect signals from multiple APs, which may degrade the communication performance due to their interferences and increase the operational cost Previously, we have proposed an AP aggregation algorithm to minimize the number of active APs in the field by aggregating them using the virtual AP technology. Recently, the IEEE802. 11n protocol has become popular as a high-speed communication protocol for WLANs However, our preliminary experiments using this protocol found that the link speed drastically decreases as its distance increases. In this paper, we extend our AP aggregation algorithm to considering this speed change so that any host can ensure the minimum speed with an AP while maximizing the overall throughput of the network. We verify the effectiveness of our extension through simulations in a network scenario using the WIMNET simulator.
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Keyword(in English) Wireless local area network / access point aggregation / algorithm / IEEE 802 11n / simulation
Paper # NS2012-142
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Committee NS
Conference Date 2013/1/17(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Extension of Access-Point Aggregation Algorithm Considering Link Speed Change for Wireless Local Area Networks
Sub Title (in English)
Keyword(1) Wireless local area network
Keyword(2) access point aggregation
Keyword(3) algorithm
Keyword(4) IEEE 802 11n
Keyword(5) simulation
1st Author's Name Md. EZHARUL ISLAM
1st Author's Affiliation Graduate School of Natural Science and Technology, Okayama University()
2nd Author's Name Nobuo FUNABIKI
2nd Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
3rd Author's Name Toru NAKANISHI
3rd Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
4th Author's Name Kan WATANABE
4th Author's Affiliation Graduate School of Natural Science and Technology, Okayama University
Date 2013-01-24
Paper # NS2012-142
Volume (vol) vol.112
Number (no) 392
Page pp.pp.-
#Pages 6
Date of Issue