Presentation 2013-10-17
A Study on Transmission Power Control for Improvement of Throughput in Wireless LAN Access Networks
Toshiki NISHIUE, Yumi TAKAKI, Chikara OHTA, Hisashi TAMAKI,
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Abstract(in English) Internet is being transformed to "Internet of Things" to accommodate many things. In this study, we focus on IEEE802.11 as wireless access networks for IoT. In recent years, IEEE802.11APs (Access Points) using a same channel are often deployed near to each other. Such situation leads to "exposed terminal problem," where a terminal misses an opportunity of successful transmission due to unnecessary carrier sense to transmission by another terminal which belongs to a different AP. In this paper, we verify the effectiveness of transmission power control for uplink in order to mitigate exposed terminal problem. We analyze a simple model, and further perform packet-level simulations in more practical scenarios. As results, we confirm that transmission power control enhances uplink throughput.
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Keyword(in English) IEEE802.11 / Wireless LAN / Transmission Power Control
Paper # NS2013-100
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Committee NS
Conference Date 2013/10/10(1days)
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Title (in English) A Study on Transmission Power Control for Improvement of Throughput in Wireless LAN Access Networks
Sub Title (in English)
Keyword(1) IEEE802.11
Keyword(2) Wireless LAN
Keyword(3) Transmission Power Control
1st Author's Name Toshiki NISHIUE
1st Author's Affiliation Graduate School of System Informatica,Kobe University()
2nd Author's Name Yumi TAKAKI
2nd Author's Affiliation Graduate School of System Informatica,Kobe University
3rd Author's Name Chikara OHTA
3rd Author's Affiliation Graduate School of System Informatica,Kobe University
4th Author's Name Hisashi TAMAKI
4th Author's Affiliation Graduate School of System Informatica,Kobe University
Date 2013-10-17
Paper # NS2013-100
Volume (vol) vol.113
Number (no) 244
Page pp.pp.-
#Pages 6
Date of Issue