Presentation 2002/8/23
Throughput Improvement to CSMA/CA Packetized Wireless Access System Based on Ubiquitous Antennas
Shutai OKAMURA, Minoru OKADA, Katsutoshi TSUKAMOTO, Shozo KOMAKI,
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Abstract(in English) This paper proposes a new ubiquitous antenna based CSMA/CA wireless access system. The ubiquitous antenna system, whose base stations (BSs) are deployed over the service area and connected to the control station (CS) with Radio-on-Fiber (ROF) link, performs all the signal processings and controls on the block at the CS. Since the system can remove the interference signals from BSs transmitting downlink signal and receive uplink signals correctly since the transmitted downlink signals are known at the CS, some of the terminals can transmit the data during the period that a base station near the terminals is transmitting the data by making effective use of the ubiquitous antennas, and it improves the throughput performance of the system. Computer simulation results show that the proposed system can make 30% of mobile terminals transmit uplink signals and improve the throughput.
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Keyword(in English) ubiquitous antennas / CSMA/CA / throughput
Paper # RCS2002-150
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Committee RCS
Conference Date 2002/8/23(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Throughput Improvement to CSMA/CA Packetized Wireless Access System Based on Ubiquitous Antennas
Sub Title (in English)
Keyword(1) ubiquitous antennas
Keyword(2) CSMA/CA
Keyword(3) throughput
1st Author's Name Shutai OKAMURA
1st Author's Affiliation Department of Communications Engineering, Graduate School of Engineering, Osaka University()
2nd Author's Name Minoru OKADA
2nd Author's Affiliation Graduate School of Information Science, Nara Institute of Science and Technology
3rd Author's Name Katsutoshi TSUKAMOTO
3rd Author's Affiliation Department of Communications Engineering, Graduate School of Engineering, Osaka University
4th Author's Name Shozo KOMAKI
4th Author's Affiliation Department of Communications Engineering, Graduate School of Engineering, Osaka University
Date 2002/8/23
Paper # RCS2002-150
Volume (vol) vol.102
Number (no) 282
Page pp.pp.-
#Pages 6
Date of Issue