Presentation 2015-03-03
Multi-channel ANC System Using Automatically-selected Reference Microphones Based on TDOA(Poster presentation)
Satoru HASE, Yoshinobu KAJIKAWA,
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Abstract(in English) Feedforward active noise control (ANC) system can reduce various noise such as the broad-band noise by setting the reference microphone close to a noise source. However, the performance of ANC system deteriorates because of the change of noise environment such as the arrival direction of noise. To solve this problem, we propose an ANC system that estimates the arrival direction of noise. This system uses the nearest microphone to the noise source around the noise control point to reduce unwanted noise. Noise reduction performances are examined through some simulations in this paper.
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Keyword(in English) Multi-channel ANC system / feedforward control / TDOA / causality problem
Paper # EA2014-121,SIP2014-162,SP2014-184
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Committee EA
Conference Date 2015/2/23(1days)
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Registration To Engineering Acoustics (EA)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Multi-channel ANC System Using Automatically-selected Reference Microphones Based on TDOA(Poster presentation)
Sub Title (in English)
Keyword(1) Multi-channel ANC system
Keyword(2) feedforward control
Keyword(3) TDOA
Keyword(4) causality problem
1st Author's Name Satoru HASE
1st Author's Affiliation Faculty of Engineering Science, Kansai University()
2nd Author's Name Yoshinobu KAJIKAWA
2nd Author's Affiliation Faculty of Engineering Science, Kansai University
Date 2015-03-03
Paper # EA2014-121,SIP2014-162,SP2014-184
Volume (vol) vol.114
Number (no) 473
Page pp.pp.-
#Pages 6
Date of Issue