JP3675836B2 - 音響波のフォーカス方法及び装置 - Google Patents

音響波のフォーカス方法及び装置 Download PDF

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JP3675836B2
JP3675836B2 JP50556897A JP50556897A JP3675836B2 JP 3675836 B2 JP3675836 B2 JP 3675836B2 JP 50556897 A JP50556897 A JP 50556897A JP 50556897 A JP50556897 A JP 50556897A JP 3675836 B2 JP3675836 B2 JP 3675836B2
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acoustic
network
signal
multiple scattering
scattering medium
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Japanese (ja)
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JP2000501896A (ja
JP2000501896A5 (OSRAM
Inventor
ファンク マティアス，
ルウィナー ジャック，
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ソシエテ プール レ アプリカシオン デュ ルトゥールヌマン タンポレル
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/346—Circuits therefor using phase variation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Surgical Instruments (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP50556897A 1995-07-13 1996-07-11 音響波のフォーカス方法及び装置 Expired - Lifetime JP3675836B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR95/08543 1995-07-13
FR9508543 1995-07-13
PCT/FR1996/001083 WO1997003438A1 (fr) 1995-07-13 1996-07-11 Procede et dispositif de focalisation d'ondes acoustiques

Publications (3)

Publication Number Publication Date
JP2000501896A JP2000501896A (ja) 2000-02-15
JP2000501896A5 JP2000501896A5 (OSRAM) 2004-08-19
JP3675836B2 true JP3675836B2 (ja) 2005-07-27

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Family Applications (1)

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JP50556897A Expired - Lifetime JP3675836B2 (ja) 1995-07-13 1996-07-11 音響波のフォーカス方法及び装置

Country Status (5)

Country Link
US (2) US6198829B1 (OSRAM)
EP (2) EP0944035B1 (OSRAM)
JP (1) JP3675836B2 (OSRAM)
DE (2) DE69606179T2 (OSRAM)
WO (1) WO1997003438A1 (OSRAM)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3675836B2 (ja) * 1995-07-13 2005-07-27 ソシエテ プール レ アプリカシオン デュ ルトゥールヌマン タンポレル 音響波のフォーカス方法及び装置
FR2815717B1 (fr) * 2000-10-20 2003-01-10 Centre Nat Rech Scient Procede et dispositif non invasif de focalisation d'ondes acoustiques
FR2830468B1 (fr) * 2001-10-04 2004-02-20 Inst Nat Sante Rech Med Dispositif et procede de production d'impulsions ultrasonores de forte pression
FR2840418B1 (fr) * 2002-06-04 2004-08-20 Centre Nat Rech Scient Procede pour generer un champ d'ondes predetermine
US20040059265A1 (en) * 2002-09-12 2004-03-25 The Regents Of The University Of California Dynamic acoustic focusing utilizing time reversal
FR2858099B1 (fr) * 2003-07-25 2006-03-24 Centre Nat Rech Scient Procede et dispositif de focalisation d'ondes acoustiques
JP4629727B2 (ja) * 2004-04-16 2011-02-09 レイセオン カンパニー スイマー（泳者）拒否のための方法およびシステム
FI20060910A7 (fi) * 2006-03-28 2008-01-10 Genelec Oy Tunnistusmenetelmä ja -laitteisto äänentoistojärjestelmässä
FR2912817B1 (fr) * 2007-02-21 2009-05-22 Super Sonic Imagine Sa Procede d'optimisation de la focalisation d'ondes au travers d'un element introducteur d'aberations.
US7613076B2 (en) * 2007-05-31 2009-11-03 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Acoustic power transformer including lens
EP2260648B1 (en) 2008-04-09 2013-01-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating filter characteristics
TW201026009A (en) * 2008-12-30 2010-07-01 Ind Tech Res Inst An electrical apparatus, circuit for receiving audio and method for filtering noise
FR2977671B1 (fr) * 2011-07-08 2013-11-29 01Db Metravib Procede et dispositif pour controler des structures par retournement temporel
FR2991791B1 (fr) 2012-06-06 2014-08-08 Commissariat Energie Atomique Interface de stimulation tactile par retournement temporel
FR2991807B1 (fr) * 2012-06-06 2014-08-29 Centre Nat Rech Scient Dispositif et procede de focalisation d'impulsions
FR3076940B1 (fr) * 2018-01-12 2021-04-16 Valeo Systemes Dessuyage Procede d'emission sonore focalisee et systeme de focalisation acoustique
FR3076941B1 (fr) * 2018-01-12 2021-06-04 Valeo Systemes Dessuyage Procede de calibration pour systeme de focalisation acoustique
KR102711302B1 (ko) * 2023-08-09 2024-09-30 한국해양과학기술원 지뢰 탐지 장치, 이를 이용한 지뢰 탐지 방법 및 기록매체

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2334953A1 (fr) * 1975-12-11 1977-07-08 Labo Electronique Physique Systeme d'analyse par ultrasons et son application a l'echographie
US4882714A (en) * 1984-02-07 1989-11-21 Nec Corporation Object detecting system using ultrasonic waves
FR2642640B1 (fr) * 1989-02-08 1991-05-10 Centre Nat Rech Scient Procede et dispositif de focalisation d'ultrasons dans les tissus
US5267320A (en) * 1991-03-12 1993-11-30 Ricoh Company, Ltd. Noise controller which noise-controls movable point
FR2683323B1 (fr) 1991-11-05 1994-02-11 Paris Vii Universite Procede et dispositif de controle interne de pieces par ultrasons.
FR2696573B1 (fr) * 1992-10-02 1996-08-30 Univ Paris Procede et dispositif d'examen acoustique a retournement temporel.
FR2699205B1 (fr) * 1992-12-11 1995-03-10 Decaux Jean Claude Perfectionnements aux procédés et dispositifs pour protéger des bruits extérieurs un volume donné, de préférence disposé à l'intérieur d'un local.
WO1994024662A1 (en) * 1993-04-21 1994-10-27 Sri International Method of calculating filter weights for compression wave cancellation systems
US5327496A (en) * 1993-06-30 1994-07-05 Iowa State University Research Foundation, Inc. Communication device, apparatus, and method utilizing pseudonoise signal for acoustical echo cancellation
FR2726115B1 (fr) * 1994-10-20 1996-12-06 Comptoir De La Technologie Dispositif actif d'attenuation de l'intensite sonore
US5745580A (en) * 1994-11-04 1998-04-28 Lord Corporation Reduction of computational burden of adaptively updating control filter(s) in active systems
JP3675836B2 (ja) * 1995-07-13 2005-07-27 ソシエテ プール レ アプリカシオン デュ ルトゥールヌマン タンポレル 音響波のフォーカス方法及び装置
US5699437A (en) * 1995-08-29 1997-12-16 United Technologies Corporation Active noise control system using phased-array sensors
JPH09303477A (ja) * 1996-05-16 1997-11-25 Nissan Motor Co Ltd 能動型騒音振動制御装置
FR2749938B1 (fr) * 1996-06-13 1998-08-28 Fink Mathias Procede et dispositif de detection et de localisation de source sonore reflechissante
US5963651A (en) * 1997-01-16 1999-10-05 Digisonix, Inc. Adaptive acoustic attenuation system having distributed processing and shared state nodal architecture
US6292433B1 (en) * 1997-02-03 2001-09-18 Teratech Corporation Multi-dimensional beamforming device
US5978489A (en) * 1997-05-05 1999-11-02 Oregon Graduate Institute Of Science And Technology Multi-actuator system for active sound and vibration cancellation
EP1330815A2 (en) * 2000-03-15 2003-07-30 The Regents Of The University Of California Method and apparatus for dynamic focusing of ultrasound energy
US6449566B1 (en) * 2000-11-06 2002-09-10 The United States Of America As Represented By The Secretary Of The Navy Acoustic scattering measurement and processing for determining variances in multiple features
US6755083B2 (en) * 2001-06-13 2004-06-29 The Regents Of The University Of California Method for distinguishing multiple targets using time-reversal acoustics
US6687188B2 (en) * 2002-05-14 2004-02-03 The United States Of America As Represented By The Secretary Of The Navy Underwater telemetry apparatus and method

Also Published As

Publication number Publication date
EP0842508A1 (fr) 1998-05-20
EP0842508B1 (fr) 2000-01-12
JP2000501896A (ja) 2000-02-15
WO1997003438A1 (fr) 1997-01-30
EP0944035B1 (fr) 2011-03-30
US6978028B2 (en) 2005-12-20
DE69606179D1 (de) 2000-02-17
EP0944035A3 (fr) 2001-04-18
DE69638347D1 (de) 2011-05-12
US20010001603A1 (en) 2001-05-24
DE69606179T2 (de) 2000-08-17
EP0944035A2 (fr) 1999-09-22
US6198829B1 (en) 2001-03-06

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