Presentation 2011-02-24
An Adaptive Access Control Technique for Making Maximum Use of Satellite Resources
Katsuya NAKAHIRA, Kiyoshi KOBAYASHI,
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Abstract(in English) This paper proposes a new technique for applying the propagation variation condition of mobile satellite earth stations to channel control. It is based on adaptive multi-carrier channel allocation (AMCA) that adjusts a modulation method carrier-by-carrier to flexibly utilize the satellite bandwidth and power (satellite resources) simultaneously. Since the proposed technique controls transmission power and re-allocates AMCA channels in accordance with the earth station's propagation gain, it enables each of the channel resources needed for communication between earth stations to be maintained at a minimum level. Simulation evaluation shows that the proposed technique utilizes satellite resources more efficiently than a conventional method that fixes transmission power for all earth stations. As a result, it enhances the system capacity by about 60%.
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Keyword(in English) Satellite communication / Channel allocation / Propagation variation / Adaptive modulation / Multi-carrier
Paper # SAT2010-77
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Committee SAT
Conference Date 2011/2/17(1days)
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Registration To Satellite Telecommunications (SAT)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Adaptive Access Control Technique for Making Maximum Use of Satellite Resources
Sub Title (in English)
Keyword(1) Satellite communication
Keyword(2) Channel allocation
Keyword(3) Propagation variation
Keyword(4) Adaptive modulation
Keyword(5) Multi-carrier
1st Author's Name Katsuya NAKAHIRA
1st Author's Affiliation NTT Access Network Service Systems Laboratories, NTT Corporation()
2nd Author's Name Kiyoshi KOBAYASHI
2nd Author's Affiliation NTT Access Network Service Systems Laboratories, NTT Corporation
Date 2011-02-24
Paper # SAT2010-77
Volume (vol) vol.110
Number (no) 426
Page pp.pp.-
#Pages 6
Date of Issue