Presentation 2011-07-28
Experimental Study of Signal Detection Scheme with Overlapped FFT
Akihiro SATO, Mamiko INAMORI, Yukitoshi SANADA,
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Abstract(in English) Overlapped FFT which improves the probability of signal detection by reducing the variance of noise has been investigated. It has been studied that the relationship between the variance of noise and overlapped ratio through simulation and numerical analysis. In this report, the effect of overlapped FFT is evaluated through an experiment. Mesurement results show that higher overlapped ratio leads to smaller noise variance. It is also shown that the reduction ratio of the noise variance coincides with the numerical analysis when the noise spectrum is white. Futhermore the overlapped FFT highly reduces the variance of the noise when the noise spectrum is colored.
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Keyword(in English) Overlapped FFT
Paper # SR2011-33
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Committee SR
Conference Date 2011/7/21(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Experimental Study of Signal Detection Scheme with Overlapped FFT
Sub Title (in English)
Keyword(1) Overlapped FFT
1st Author's Name Akihiro SATO
1st Author's Affiliation Dept. of Electronics and Electrical Engineering, Keio University()
2nd Author's Name Mamiko INAMORI
2nd Author's Affiliation /
3rd Author's Name Yukitoshi SANADA
3rd Author's Affiliation
Date 2011-07-28
Paper # SR2011-33
Volume (vol) vol.111
Number (no) 162
Page pp.pp.-
#Pages 6
Date of Issue