Presentation 2000/11/15
A Study of System Capacity on Wireless Access Networks by using Multi-Level Modulation Methods
Hitomi TERAOKA, Masahiro NISHI, Teruaki YOSHIDA,
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Abstract(in English) In wireless access system, we need to use a limited frequency and electric power efficienty.And so we propose the wireless access network using 5GHz frequency whose bands are hardly influenced by the rainfall attenuation.In the proposed network, the several multi-level modulation methods are combined and identical frequency is reused by considering on the antenna directivity.As constructing this network, we can use frequency in 5GHz band efficiently and enlarge system capacity.In this paper, it is assumed that user terminals are distributed uniformly and non-uniformly over the service area, and for each distribution we analyze accommodation number of user terminals and the best combination of modulation methods.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Multi-Level Modulation / Wireless Access Networks / Micro-Wave Frequency Band(5GHz Band) / Antenna directivity / Identical Frequency Reuse
Paper # IN2000-139,CQ2000-63
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Committee CQ
Conference Date 2000/11/15(1days)
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Registration To Communication Quality (CQ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study of System Capacity on Wireless Access Networks by using Multi-Level Modulation Methods
Sub Title (in English)
Keyword(1) Multi-Level Modulation
Keyword(2) Wireless Access Networks
Keyword(3) Micro-Wave Frequency Band(5GHz Band)
Keyword(4) Antenna directivity
Keyword(5) Identical Frequency Reuse
1st Author's Name Hitomi TERAOKA
1st Author's Affiliation Department of Computer Science, Graduate School of Information Science, Hiroshima City University Graduate School()
2nd Author's Name Masahiro NISHI
2nd Author's Affiliation Department of Computer Science, Graduate School of Information Science, Hiroshima City University Graduate School
3rd Author's Name Teruaki YOSHIDA
3rd Author's Affiliation Department of Computer Science, Graduate School of Information Science, Hiroshima City University Graduate School
Date 2000/11/15
Paper # IN2000-139,CQ2000-63
Volume (vol) vol.100
Number (no) 458
Page pp.pp.-
#Pages 6
Date of Issue