Presentation 2003/11/7
An Improved Power Saving Mechanism for MAC Protocol in Ad Hoc Networks
Shojiro TAKEUCHI, Kosuke YAMAZAKI, Kaoru SEZAKI, Yasuhiko YASUDA,
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Abstract(in English) In ad hoc networks, battery power is an important resource, since most of terminals are battery powered. IEEE802.11 has the power saving mechanism (PSM) in Distributed Coordination Function(DCF). In PSM for DCF, nodes have to stay awake during a fixed time, called ATIM window. If nodes do not have data to send, they go to doze state except for during ATIM window. However, ad hoc networks in PSM have larger latency to deliver packets and lower throughput than normal IEEE802.11. Therefore, this paper proposes a protocol that reduces latency and achieve high throughput and energy efficiency. Simulation results show that our proposal has better performance about throughput, latency and energy efficiency.
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Keyword(in English) ad hoc networks / IEEE802.11 / Power Saving Mode
Paper # IN2003-118,MoMuC2003-65,MVE2003-89
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Conference Date 2003/11/7(1days)
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Title (in Japanese) (See Japanese page)
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Title (in English) An Improved Power Saving Mechanism for MAC Protocol in Ad Hoc Networks
Sub Title (in English)
Keyword(1) ad hoc networks
Keyword(2) IEEE802.11
Keyword(3) Power Saving Mode
1st Author's Name Shojiro TAKEUCHI
1st Author's Affiliation Graduate School of Science and Engineering, Waseda University()
2nd Author's Name Kosuke YAMAZAKI
2nd Author's Affiliation Graduate School of Engineering, University of Tokyo
3rd Author's Name Kaoru SEZAKI
3rd Author's Affiliation Center for Spatial Information Science at University of Tokyo
4th Author's Name Yasuhiko YASUDA
4th Author's Affiliation Graduate School of Science and Engineering, Waseda University
Date 2003/11/7
Paper # IN2003-118,MoMuC2003-65,MVE2003-89
Volume (vol) vol.103
Number (no) 421
Page pp.pp.-
#Pages 6
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