JP2013511712A5 - - Google Patents

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Publication number
JP2013511712A5
JP2013511712A5 JP2012539837A JP2012539837A JP2013511712A5 JP 2013511712 A5 JP2013511712 A5 JP 2013511712A5 JP 2012539837 A JP2012539837 A JP 2012539837A JP 2012539837 A JP2012539837 A JP 2012539837A JP 2013511712 A5 JP2013511712 A5 JP 2013511712A5
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JP
Japan
Prior art keywords
sound
averaged
fourier transform
time
particle velocity
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JP2012539837A
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English (en)
Japanese (ja)
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JP5712409B2 (ja
JP2013511712A (ja
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Priority claimed from NL2003832A external-priority patent/NL2003832C2/nl
Priority claimed from NL2004628A external-priority patent/NL2004628C2/nl
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Publication of JP2013511712A publication Critical patent/JP2013511712A/ja
Publication of JP2013511712A5 publication Critical patent/JP2013511712A5/ja
Application granted granted Critical
Publication of JP5712409B2 publication Critical patent/JP5712409B2/ja
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JP2012539837A 2009-11-19 2010-11-19 音響係数と音響パワーを決定する方法および装置 Active JP5712409B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
NL2003832 2009-11-19
NL2003832A NL2003832C2 (nl) 2009-11-19 2009-11-19 Werkwijze en inrichting voor het bepalen van de akoestische absorptie- en transmissie-coefficient, in het bijzonder op een gekozen positie in een ruimte.
NL2004628A NL2004628C2 (nl) 2009-11-19 2010-04-29 Werkwijze en inrichting voor het bepalen van de akoestische absorptie- en transmissie-coefficient, in het bijzonder op een gekozen positie in een ruimte.
NL2004628 2010-04-29
PCT/NL2010/050776 WO2011062493A1 (en) 2009-11-19 2010-11-19 Method and device for determining acoustic coefficients and acoustic power

Publications (3)

Publication Number Publication Date
JP2013511712A JP2013511712A (ja) 2013-04-04
JP2013511712A5 true JP2013511712A5 (enExample) 2014-01-09
JP5712409B2 JP5712409B2 (ja) 2015-05-07

Family

ID=43598244

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012539837A Active JP5712409B2 (ja) 2009-11-19 2010-11-19 音響係数と音響パワーを決定する方法および装置

Country Status (10)

Country Link
US (1) US9261399B2 (enExample)
EP (1) EP2502035B1 (enExample)
JP (1) JP5712409B2 (enExample)
KR (1) KR101899601B1 (enExample)
CN (1) CN102741669B (enExample)
DK (1) DK2502035T3 (enExample)
ES (1) ES2587081T3 (enExample)
NL (1) NL2004628C2 (enExample)
PL (1) PL2502035T3 (enExample)
WO (1) WO2011062493A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101314043B1 (ko) 2012-07-30 2013-10-01 인하대학교 산학협력단 차량의 액슬 기어 소음의 음질평가 방법 및 장치
CN102890116A (zh) * 2012-10-23 2013-01-23 中原工学院 一种声压移向测量吸声系数的方法
CN104198032B (zh) * 2014-08-14 2016-08-31 合肥工业大学 一种矩形开口声传递率及声传递损失计算方法
CN104198584B (zh) * 2014-09-18 2016-05-25 合肥工业大学 一种获得圆形开口声传递率及声传递损失的方法
JP7387530B2 (ja) * 2020-05-21 2023-11-28 株式会社小野測器 音響パワーレベルの推定方法
EP4002889A1 (en) 2020-11-20 2022-05-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for determining a sound field

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3915016A (en) * 1972-10-16 1975-10-28 Arun G Jhaveri Means and a method for determining an acoustical property of a material
JPS61228317A (ja) * 1985-04-02 1986-10-11 Fuji Electric Co Ltd 音響パワ−レベル測定装置
US4655086A (en) * 1985-04-30 1987-04-07 Iowa State University Research Foundation, Inc. Method and means for measuring sound intensity
JPS62115326A (ja) * 1985-11-14 1987-05-27 Isuzu Motors Ltd 音響放射状態の予測方法
JPS62161021A (ja) * 1986-01-10 1987-07-17 Mitsubishi Heavy Ind Ltd 吸音率計測装置
JPS63153433A (ja) * 1986-12-17 1988-06-25 Fuji Electric Co Ltd 音響パワ−レベル測定方法
JPS63218855A (ja) * 1987-03-09 1988-09-12 Mitsubishi Heavy Ind Ltd 吸音特性計測方法
US5679899A (en) * 1995-03-06 1997-10-21 Holographics Inc. Method and apparatus for non-destructive testing of structures
US6173074B1 (en) * 1997-09-30 2001-01-09 Lucent Technologies, Inc. Acoustic signature recognition and identification
NL1008006C1 (nl) * 1998-01-09 1999-07-12 Microflown Technologies B V Deeltjessnelheidssensor.
JP2000121427A (ja) 1998-10-19 2000-04-28 Kawasaki Steel Corp 音響管
JP2003083805A (ja) * 2001-09-12 2003-03-19 Toru Ozuru 音響インピーダンス及び吸音率の測定手法
JP2007292667A (ja) * 2006-04-26 2007-11-08 Isuzu Motors Ltd 音響特性測定装置
JP4876287B2 (ja) 2008-03-27 2012-02-15 国立大学法人 大分大学 音響インピーダンス及び吸音率の測定方法

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