EP1502475B8 - Procede et systeme de representation d un champ acoustique - Google Patents

Procede et systeme de representation d un champ acoustique Download PDF

Info

Publication number
EP1502475B8
EP1502475B8 EP03749929A EP03749929A EP1502475B8 EP 1502475 B8 EP1502475 B8 EP 1502475B8 EP 03749929 A EP03749929 A EP 03749929A EP 03749929 A EP03749929 A EP 03749929A EP 1502475 B8 EP1502475 B8 EP 1502475B8
Authority
EP
European Patent Office
Prior art keywords
sub
sound field
representing
representative
measurement signals
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP03749929A
Other languages
German (de)
English (en)
Other versions
EP1502475A1 (fr
EP1502475B1 (fr
Inventor
Rémy BRUNO
Arnaud Laborie
Sébastian Montoya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Trinnov Audio
Original Assignee
Trinnov Audio
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Trinnov Audio filed Critical Trinnov Audio
Publication of EP1502475A1 publication Critical patent/EP1502475A1/fr
Application granted granted Critical
Publication of EP1502475B1 publication Critical patent/EP1502475B1/fr
Publication of EP1502475B8 publication Critical patent/EP1502475B8/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
EP03749929A 2002-05-07 2003-05-06 Procede et systeme de representation d un champ acoustique Expired - Lifetime EP1502475B8 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0205741 2002-05-07
FR0205741A FR2839565B1 (fr) 2002-05-07 2002-05-07 Procede et systeme de representation d'un champ acoustique
PCT/FR2003/001410 WO2003096742A1 (fr) 2002-05-07 2003-05-06 Procede et systeme de representation d'un champ acoustique

Publications (3)

Publication Number Publication Date
EP1502475A1 EP1502475A1 (fr) 2005-02-02
EP1502475B1 EP1502475B1 (fr) 2005-07-27
EP1502475B8 true EP1502475B8 (fr) 2005-09-28

Family

ID=29286370

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03749929A Expired - Lifetime EP1502475B8 (fr) 2002-05-07 2003-05-06 Procede et systeme de representation d un champ acoustique

Country Status (12)

Country Link
US (1) US7212956B2 (fr)
EP (1) EP1502475B8 (fr)
JP (1) JP4293986B2 (fr)
KR (1) KR100972419B1 (fr)
CN (1) CN1659926B (fr)
AT (1) ATE300852T1 (fr)
AU (1) AU2003255562B2 (fr)
CA (1) CA2484588C (fr)
DE (1) DE60301146T2 (fr)
DK (1) DK1502475T3 (fr)
FR (1) FR2839565B1 (fr)
WO (1) WO2003096742A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7783061B2 (en) * 2003-08-27 2010-08-24 Sony Computer Entertainment Inc. Methods and apparatus for the targeted sound detection
US8947347B2 (en) * 2003-08-27 2015-02-03 Sony Computer Entertainment Inc. Controlling actions in a video game unit
US7809145B2 (en) * 2006-05-04 2010-10-05 Sony Computer Entertainment Inc. Ultra small microphone array
US8073157B2 (en) * 2003-08-27 2011-12-06 Sony Computer Entertainment Inc. Methods and apparatus for targeted sound detection and characterization
US8139793B2 (en) * 2003-08-27 2012-03-20 Sony Computer Entertainment Inc. Methods and apparatus for capturing audio signals based on a visual image
US8233642B2 (en) 2003-08-27 2012-07-31 Sony Computer Entertainment Inc. Methods and apparatuses for capturing an audio signal based on a location of the signal
US9174119B2 (en) 2002-07-27 2015-11-03 Sony Computer Entertainement America, LLC Controller for providing inputs to control execution of a program when inputs are combined
US7803050B2 (en) 2002-07-27 2010-09-28 Sony Computer Entertainment Inc. Tracking device with sound emitter for use in obtaining information for controlling game program execution
US8160269B2 (en) 2003-08-27 2012-04-17 Sony Computer Entertainment Inc. Methods and apparatuses for adjusting a listening area for capturing sounds
US20070223732A1 (en) * 2003-08-27 2007-09-27 Mao Xiao D Methods and apparatuses for adjusting a visual image based on an audio signal
GB0523946D0 (en) * 2005-11-24 2006-01-04 King S College London Audio signal processing method and system
US20140167972A1 (en) * 2012-12-13 2014-06-19 General Electric Company Acoustically-responsive optical data acquisition system for sensor data
EP2765791A1 (fr) * 2013-02-08 2014-08-13 Thomson Licensing Procédé et appareil pour déterminer des directions de sources sonores non corrélées dans une représentation d'ambiophonie d'ordre supérieur d'un champ sonore
CN104935913B (zh) * 2014-03-21 2018-12-04 杜比实验室特许公司 处理多个装置采集的音频或视频信号
CN105898668A (zh) * 2016-03-18 2016-08-24 南京青衿信息科技有限公司 一种声场空间的坐标定义方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060850A (en) * 1977-04-25 1977-11-29 The United States Of America As Represented By The Secretary Of The Navy Beam former using bessel sequences
JPH0728470B2 (ja) * 1989-02-03 1995-03-29 松下電器産業株式会社 アレイマイクロホン
US5216640A (en) * 1992-09-28 1993-06-01 The United States Of America As Represented By The Secretary Of The Navy Inverse beamforming sonar system and method
US6201872B1 (en) * 1995-03-12 2001-03-13 Hersh Acoustical Engineering, Inc. Active control source cancellation and active control Helmholtz resonator absorption of axial fan rotor-stator interaction noise
US6216540B1 (en) * 1995-06-06 2001-04-17 Robert S. Nelson High resolution device and method for imaging concealed objects within an obscuring medium
US7348181B2 (en) * 1997-10-06 2008-03-25 Trustees Of Tufts College Self-encoding sensor with microspheres
JP3584800B2 (ja) * 1999-08-17 2004-11-04 ヤマハ株式会社 音場再現方法およびその装置

Also Published As

Publication number Publication date
KR20050010784A (ko) 2005-01-28
AU2003255562A1 (en) 2003-11-11
DK1502475T3 (da) 2005-11-28
JP4293986B2 (ja) 2009-07-08
US7212956B2 (en) 2007-05-01
CN1659926B (zh) 2010-05-12
AU2003255562B2 (en) 2009-04-23
CA2484588C (fr) 2013-03-12
EP1502475A1 (fr) 2005-02-02
CN1659926A (zh) 2005-08-24
FR2839565B1 (fr) 2004-11-19
KR100972419B1 (ko) 2010-07-27
ATE300852T1 (de) 2005-08-15
US20050177606A1 (en) 2005-08-11
FR2839565A1 (fr) 2003-11-14
DE60301146D1 (de) 2005-09-01
CA2484588A1 (fr) 2003-11-20
WO2003096742A1 (fr) 2003-11-20
DE60301146T2 (de) 2006-06-01
EP1502475B1 (fr) 2005-07-27
JP2005531016A (ja) 2005-10-13

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