Presentation 2012-01-27
A Single Frequency Full-Duplex Radio Relay Station for Frequency Domain Equalization Systems
Munehisa NOGUCHI, Kazunori HAYASHI, Megumi KANEKO, Hideaki SAKAI,
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Abstract(in English) Full-duplex radio relay station using a single frequency for receiving and transmitting signals requires coupling wave (self-interference) canceller in order to avoid oscillation. In this paper, we propose a coupling wave cancellation scheme for FDE (Frequency Domain Equalization) system. The proposed method utilizes a blind coupling canceller using an actual antenna element and virtual coupling wave paths as each element of adaptive antenna array, and controls the weights of adaptive array so that the SNR (Signal-to-Noise Ratio) at the FDE output, which is assumed to be placed after the adaptive array, is maximized. With the proposed method, we can achieve the coupling wave canceler and multiple desired signal reception, which increases the received desired signal power, without noise enhancement at the FDE. The BER (Bit Error Rate) performance of the proposed method is demonstrated via computer simulations.
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Keyword(in English) Full-Duplex Relay / Coupling Wave / Adaptive Array / Frequency Domain Equalization
Paper # SIP2011-109,RCS2011-298
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Committee RCS
Conference Date 2012/1/19(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) A Single Frequency Full-Duplex Radio Relay Station for Frequency Domain Equalization Systems
Sub Title (in English)
Keyword(1) Full-Duplex Relay
Keyword(2) Coupling Wave
Keyword(3) Adaptive Array
Keyword(4) Frequency Domain Equalization
1st Author's Name Munehisa NOGUCHI
1st Author's Affiliation Department of Systems Science, Graduate School of informatics, Kyoto University.()
2nd Author's Name Kazunori HAYASHI
2nd Author's Affiliation Department of Systems Science, Graduate School of informatics, Kyoto University.
3rd Author's Name Megumi KANEKO
3rd Author's Affiliation Department of Systems Science, Graduate School of informatics, Kyoto University.
4th Author's Name Hideaki SAKAI
4th Author's Affiliation Department of Systems Science, Graduate School of informatics, Kyoto University.
Date 2012-01-27
Paper # SIP2011-109,RCS2011-298
Volume (vol) vol.111
Number (no) 404
Page pp.pp.-
#Pages 6
Date of Issue