Presentation 2000/1/21
A Design Method of Active Noise Control without a Reference Microphone
Takashi Shimizu, Hiromitsu Ohmori, Akira Sano,
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Abstract(in English) Active noise control is a way of suppressing noise at objective position by producing artificial sound. Active noise control system without a reference microphone, which was pre-sented, has the assumption that the frequency of noise is known a priori. This paper presents active noise control schemes that estimate frequency or noise model by information from a can-celing error detection microphone. These systems use this estimator to update the parameters of adaptive controller. Therefore, these systems can be applied in situation that frequency of noise is unkown. The effectiveness is examined through numerical simulations.
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Keyword(in English) active noise control / adaptive control / adaptive algorithm
Paper # DSP99-187,SAT99-142,RCS99-192
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Committee RCS
Conference Date 2000/1/21(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Design Method of Active Noise Control without a Reference Microphone
Sub Title (in English)
Keyword(1) active noise control
Keyword(2) adaptive control
Keyword(3) adaptive algorithm
1st Author's Name Takashi Shimizu
1st Author's Affiliation Department of System Design Engineering Faculty of Science and Technology Keio University()
2nd Author's Name Hiromitsu Ohmori
2nd Author's Affiliation Department of System Design Engineering Faculty of Science and Technolog Keio University
3rd Author's Name Akira Sano
3rd Author's Affiliation Department of System Design Engineering Faculty of Science and Technology Keio University
Date 2000/1/21
Paper # DSP99-187,SAT99-142,RCS99-192
Volume (vol) vol.99
Number (no) 569
Page pp.pp.-
#Pages 6
Date of Issue