Presentation 1995/5/26
A Study on the Identification Method of the Nonlinearity of the Loudspeaker System
Tomokazu Ishikawa, Yoshinobu Kajikawa, Yasuo Nomura,
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Abstract(in English) The loudspeaker system at an audio system end is so complex that it produces many kinds of distortions. There have been some reports on the elimination of the linear distortion of the loudspeaker system caused by lack of the distortion-less conditions. However, there are few on the elimination of the nonlinear distortion caused by the product of input signal to the loudspeaker system. The reason is that the identification method of the nonlinearity of the loudspeaker system has hardly been reported. This paper proposes the identification method of the nonlinearity by means of the adaptive filter, and shows the usefulness of this method comparing the result of simulation with that of measurement.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Nonlinear System / Volterra Expansion / Adaptive Volterra Filter / Nonlinear Distorion
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Committee EA
Conference Date 1995/5/26(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on the Identification Method of the Nonlinearity of the Loudspeaker System
Sub Title (in English)
Keyword(1) Nonlinear System
Keyword(2) Volterra Expansion
Keyword(3) Adaptive Volterra Filter
Keyword(4) Nonlinear Distorion
1st Author's Name Tomokazu Ishikawa
1st Author's Affiliation Department of Electronic, Faculty of Engineering, KANSAI University()
2nd Author's Name Yoshinobu Kajikawa
2nd Author's Affiliation Department of Electronic, Faculty of Engineering, KANSAI University
3rd Author's Name Yasuo Nomura
3rd Author's Affiliation Department of Electronic, Faculty of Engineering, KANSAI University
Date 1995/5/26
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Volume (vol) vol.95
Number (no) 70
Page pp.pp.-
#Pages 6
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