Presentation 2013-07-19
Analytical Performance Evaluation of Signal Detection Scheme for Allowing Coexistence of Additional and Existing Radio Communication Systems
I-Te Lin, Kanshiro Kashiki, Tomoki Sada, Toshihiko Komine, Shingo Watanabe,
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Abstract(in English) For judgment to allow the coexistence of an additional radio communication system (generally, secondary system) and an existing one (primary system), we have proposed a signal detection scheme to detect the secondary signal from the mixed signal of the primary and secondary systems. The detection scheme consists of the signal canceller and feature detection functions. Although we have conducted the software-simulated performance evaluation in terms of correct detection probability, there is no detailed study on mathematical analysis. We derive the analytical formula using the stochastic theory to validate the software simulation results of the proposed signal detection scheme with and without the cancellation of the stronger primary signal. Since the signal in the feature detection is composed of the secondary and primary signal components, and the noise component, the Rice distribution is used to model the distribution of the feature detection output. Performance evaluation study shows that analytical results match with simulation ones.
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Keyword(in English) Analytical Performance Evaluation / Stochastic Theory / Binomial Formula / Rice Distribution / Signal Canceller / Cross-Correlation / Feature Detection
Paper # SR2013-52
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Committee SR
Conference Date 2013/7/10(1days)
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Title (in Japanese) (See Japanese page)
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Title (in English) Analytical Performance Evaluation of Signal Detection Scheme for Allowing Coexistence of Additional and Existing Radio Communication Systems
Sub Title (in English)
Keyword(1) Analytical Performance Evaluation
Keyword(2) Stochastic Theory
Keyword(3) Binomial Formula
Keyword(4) Rice Distribution
Keyword(5) Signal Canceller
Keyword(6) Cross-Correlation
Keyword(7) Feature Detection
1st Author's Name I-Te Lin
1st Author's Affiliation Cognitive Radio Laboratory()
2nd Author's Name Kanshiro Kashiki
2nd Author's Affiliation Cognitive Radio Laboratory
3rd Author's Name Tomoki Sada
3rd Author's Affiliation Cognitive Radio Laboratory
4th Author's Name Toshihiko Komine
4th Author's Affiliation Cognitive Radio Laboratory
5th Author's Name Shingo Watanabe
5th Author's Affiliation Cognitive Radio Laboratory
Date 2013-07-19
Paper # SR2013-52
Volume (vol) vol.113
Number (no) 131
Page pp.pp.-
#Pages 8
Date of Issue