Presentation 2009-11-19
Loudspeaker characteristic evaluation with cross correlation of inter radiation directional impulse responses
Akihiro SONOGI, Kazuhiko KAWAHARA,
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Abstract(in English) Some loudspeakers have diffused property of radiation. And some evaluation measure for it have been proposed, but quantitative evaluation measure hasn't defined yet. We made sure reproducibility of evaluation with cross-correlation function, Gontcharov and Hill had proposed graphically, and introduced full width at half maximum angle into that evaluation. We could quantitatively evaluate loudspeaker's diffused property by proposed measure.
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Keyword(in English) loudspeaker / diffused property of radiation / cross correlation function
Paper # EA2009-82
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Conference Information
Committee EA
Conference Date 2009/11/12(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) Loudspeaker characteristic evaluation with cross correlation of inter radiation directional impulse responses
Sub Title (in English)
Keyword(1) loudspeaker
Keyword(2) diffused property of radiation
Keyword(3) cross correlation function
1st Author's Name Akihiro SONOGI
1st Author's Affiliation Graduate School of Design, Kyushu University()
2nd Author's Name Kazuhiko KAWAHARA
2nd Author's Affiliation Faculty of Design, Kyushu University
Date 2009-11-19
Paper # EA2009-82
Volume (vol) vol.109
Number (no) 286
Page pp.pp.-
#Pages 6
Date of Issue