Presentation 2010/1/14
Investigation of Transmission Power Control in Adaptive Amplify-and-Forward Relaying for Cellular System
Shinya OKAZAWA, Haruaki MACHIDA, Kenichi HIGUCHI,
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Abstract(in English) This paper presents a transmission power control (TPC) scheme based on fractional TPC for the proposed adaptive amplify-and-forward (AF)-type relaying method in the cellular uplink. Although the proposed TPC scheme require the knowledge of the average path loss information between the terminal and relay station, and that between relay and base station, it can reduce the inter-cell interference increase during the relaying since the gain of the power amplifier at the relay station is minimized in order that the received signal power of the target terminal at the base station meets the required value. From the simulation results, it is elucidated that the proposed TPC scheme can increase the cell-edge user throughput approximately twice than the case with fixed relay amplifier gain, while keeping the same average user throughput.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Cellular system / Relay transmission / Amplify-and-Forward / Transmission power control
Paper # SIP2009-108,RCS2009-2421
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Committee SIP
Conference Date 2010/1/14(1days)
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Registration To Signal Processing (SIP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Investigation of Transmission Power Control in Adaptive Amplify-and-Forward Relaying for Cellular System
Sub Title (in English)
Keyword(1) Cellular system
Keyword(2) Relay transmission
Keyword(3) Amplify-and-Forward
Keyword(4) Transmission power control
1st Author's Name Shinya OKAZAWA
1st Author's Affiliation Department of Electrical Engineering, Graduate School of Science and Technology Tokyo University of Science()
2nd Author's Name Haruaki MACHIDA
2nd Author's Affiliation Department of Electrical Engineering, Graduate School of Science and Technology Tokyo University of Science
3rd Author's Name Kenichi HIGUCHI
3rd Author's Affiliation Department of Electrical Engineering, Graduate School of Science and Technology Tokyo University of Science
Date 2010/1/14
Paper # SIP2009-108,RCS2009-2421
Volume (vol) vol.109
Number (no) 368
Page pp.pp.-
#Pages 6
Date of Issue