Presentation 2008-06-26
Adaptive Feedback Canceller System for Sinusoidal Signals and Its Analysis
Hideaki SAKAI, Hayato FUKUZONO,
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Abstract(in English) In this paper, adaptive feedback canceller is analyzed for a sum of complex sinusoidal signals and white nose, and a system using two LMS type adaptive filters are proposed. The one is a filter provided for identifying the impulse response of the feedback path. The other is an filter acting as a notch filter for sinusoids. First, the stationary points of two adaptive filters are respectively shown to be the desired ones on this proposed system. And then, it is also shown that the stability of two adaptive filters near this points is guaranteed. Finally, simulation results show the validity of the theoretical finding.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Hearing Aids / Feedback Path / Adaptive Filter
Paper # CAS2008-1,VLD2008-14,SIP2008-35
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Committee CAS
Conference Date 2008/6/19(1days)
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Registration To Circuits and Systems (CAS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Adaptive Feedback Canceller System for Sinusoidal Signals and Its Analysis
Sub Title (in English)
Keyword(1) Hearing Aids
Keyword(2) Feedback Path
Keyword(3) Adaptive Filter
1st Author's Name Hideaki SAKAI
1st Author's Affiliation Graduate School of Informatics, Kyoto University()
2nd Author's Name Hayato FUKUZONO
2nd Author's Affiliation Graduate School of Informatics, Kyoto University
Date 2008-06-26
Paper # CAS2008-1,VLD2008-14,SIP2008-35
Volume (vol) vol.108
Number (no) 104
Page pp.pp.-
#Pages 6
Date of Issue