JP2003514412A - 音源が一対のマイクロフォンから近いか遠いかを判断する方法 - Google Patents

音源が一対のマイクロフォンから近いか遠いかを判断する方法

Info

Publication number
JP2003514412A
JP2003514412A JP2001536596A JP2001536596A JP2003514412A JP 2003514412 A JP2003514412 A JP 2003514412A JP 2001536596 A JP2001536596 A JP 2001536596A JP 2001536596 A JP2001536596 A JP 2001536596A JP 2003514412 A JP2003514412 A JP 2003514412A
Authority
JP
Japan
Prior art keywords
acoustic signal
microphones
acoustic
signal
echo
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.)
Pending
Application number
JP2001536596A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003514412A5 (enExample
Inventor
ザカロスカス，ピエール
Original Assignee
ウェーブメーカーズ・インコーポレーテッド
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 ウェーブメーカーズ・インコーポレーテッド filed Critical ウェーブメーカーズ・インコーポレーテッド
Publication of JP2003514412A publication Critical patent/JP2003514412A/ja
Publication of JP2003514412A5 publication Critical patent/JP2003514412A5/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP2001536596A 1999-11-05 2000-10-30 音源が一対のマイクロフォンから近いか遠いかを判断する方法 Pending JP2003514412A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/434,781 US6243322B1 (en) 1999-11-05 1999-11-05 Method for estimating the distance of an acoustic signal
US09/434,781 1999-11-05
PCT/US2000/029862 WO2001035118A1 (en) 1999-11-05 2000-10-30 Method to determine whether an acoustic source is near or far from a pair of microphones

Publications (2)

Publication Number Publication Date
JP2003514412A true JP2003514412A (ja) 2003-04-15
JP2003514412A5 JP2003514412A5 (enExample) 2007-12-06

Family

ID=23725677

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001536596A Pending JP2003514412A (ja) 1999-11-05 2000-10-30 音源が一対のマイクロフォンから近いか遠いかを判断する方法

Country Status (6)

Country Link
US (1) US6243322B1 (enExample)
EP (1) EP1226454A1 (enExample)
JP (1) JP2003514412A (enExample)
AU (1) AU1443901A (enExample)
CA (1) CA2390287C (enExample)
WO (1) WO2001035118A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008526852A (ja) * 2005-01-05 2008-07-24 テンプル・ユニバーシティ−オブ・ザ・コモンウェルス・システム・オブ・ハイアー・エデュケイション 薬剤耐性増殖性疾患の治療剤
JP2008185834A (ja) * 2007-01-30 2008-08-14 Fujitsu Ltd 音響判定方法、音響判定装置及びコンピュータプログラム

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GB2364121B (en) 2000-06-30 2004-11-24 Mitel Corp Method and apparatus for locating a talker
JP4247002B2 (ja) * 2003-01-22 2009-04-02 富士通株式会社 マイクロホンアレイを用いた話者距離検出装置及び方法並びに当該装置を用いた音声入出力装置
WO2004077090A1 (en) 2003-02-25 2004-09-10 Oticon A/S Method for detection of own voice activity in a communication device
JP2006524329A (ja) * 2003-04-22 2006-10-26 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 物体の位置を推定するシステム、装置及び方法
US20040213415A1 (en) * 2003-04-28 2004-10-28 Ratnam Rama Determining reverberation time
WO2004097350A2 (en) * 2003-04-28 2004-11-11 The Board Of Trustees Of The University Of Illinois Room volume and room dimension estimation
GB0324536D0 (en) 2003-10-21 2003-11-26 Mitel Networks Corp Detecting acoustic echoes using microphone arrays
JP2007528496A (ja) * 2004-03-09 2007-10-11 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 位置決定方法、装置、コンピュータープログラム
EP1581026B1 (en) 2004-03-17 2015-11-11 Nuance Communications, Inc. Method for detecting and reducing noise from a microphone array
US8180067B2 (en) * 2006-04-28 2012-05-15 Harman International Industries, Incorporated System for selectively extracting components of an audio input signal
US8036767B2 (en) 2006-09-20 2011-10-11 Harman International Industries, Incorporated System for extracting and changing the reverberant content of an audio input signal
DK1956589T3 (da) 2007-02-06 2010-04-26 Oticon As Estimering af egenstemmeaktivitet i et høreapparatsystem ud fra forholdet mellem direkte lyd og efterklang
FR2948484B1 (fr) * 2009-07-23 2011-07-29 Parrot Procede de filtrage des bruits lateraux non-stationnaires pour un dispositif audio multi-microphone, notamment un dispositif telephonique "mains libres" pour vehicule automobile
WO2011044064A1 (en) * 2009-10-05 2011-04-14 Harman International Industries, Incorporated System for spatial extraction of audio signals
JP5519689B2 (ja) * 2009-10-21 2014-06-11 パナソニック株式会社 音響処理装置、音響処理方法及び補聴器
EP2362238B1 (en) 2010-02-26 2014-06-04 Honda Research Institute Europe GmbH Estimating the distance from a sensor to a sound source
EP2410769B1 (en) 2010-07-23 2014-10-22 Sony Ericsson Mobile Communications AB Method for determining an acoustic property of an environment
US10015589B1 (en) 2011-09-02 2018-07-03 Cirrus Logic, Inc. Controlling speech enhancement algorithms using near-field spatial statistics
JP5834948B2 (ja) 2012-01-24 2015-12-24 富士通株式会社 残響抑制装置、残響抑制方法及び残響抑制用コンピュータプログラム
US8965033B2 (en) * 2012-08-31 2015-02-24 Sonos, Inc. Acoustic optimization
CN104010265A (zh) * 2013-02-22 2014-08-27 杜比实验室特许公司 音频空间渲染设备及方法
BR112015020150B1 (pt) * 2013-02-26 2021-08-17 Mediatek Inc. Aparelho para gerar um sinal de fala, e, método para gerar um sinal de fala
DE102013207149A1 (de) * 2013-04-19 2014-11-06 Siemens Medical Instruments Pte. Ltd. Steuerung der Effektstärke eines binauralen direktionalen Mikrofons
US9739883B2 (en) 2014-05-16 2017-08-22 Elwha Llc Systems and methods for ultrasonic velocity and acceleration detection
US9618618B2 (en) * 2014-03-10 2017-04-11 Elwha Llc Systems and methods for ultrasonic position and motion detection
US9995823B2 (en) 2015-07-31 2018-06-12 Elwha Llc Systems and methods for utilizing compressed sensing in an entertainment system

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JPH0587903A (ja) * 1991-09-27 1993-04-09 Nippon Telegr & Teleph Corp <Ntt> 音源方向推定方法
JPH05157835A (ja) * 1990-05-18 1993-06-25 Unyusho Senpaku Gijutsu Kenkyusho 霧笛音の伝播特性を利用した距離の検知方法及び装置
JPH06105400A (ja) * 1992-09-17 1994-04-15 Olympus Optical Co Ltd ３次元空間再現システム
JPH09251299A (ja) * 1996-03-15 1997-09-22 Toshiba Corp マイクロホンアレイ入力型音声認識装置及び方法
JPH1164090A (ja) * 1997-08-20 1999-03-05 Fujitsu Ltd 音源検出装置
JPH11304906A (ja) * 1998-04-20 1999-11-05 Nippon Telegr & Teleph Corp <Ntt> 音源位置推定方法およびそのプログラムを記録した記録媒体
JP2000512108A (ja) * 1996-06-14 2000-09-12 ピクチャーテル コーポレイション 音源位置づけ方法と装置

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US3784747A (en) * 1971-12-03 1974-01-08 Bell Telephone Labor Inc Speech suppression by predictive filtering
FR2687496B1 (fr) * 1992-02-18 1994-04-01 Alcatel Radiotelephone Procede de reduction de bruit acoustique dans un signal de parole.
US6002776A (en) * 1995-09-18 1999-12-14 Interval Research Corporation Directional acoustic signal processor and method therefor
US5673327A (en) * 1996-03-04 1997-09-30 Julstrom; Stephen D. Microphone mixer
US6160758A (en) * 1996-06-28 2000-12-12 Scientific Innovations, Inc. Utilization of auto and cross-correlation functions in methods for locating a source of a primary signal and for localizing signals

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05157835A (ja) * 1990-05-18 1993-06-25 Unyusho Senpaku Gijutsu Kenkyusho 霧笛音の伝播特性を利用した距離の検知方法及び装置
JPH0587903A (ja) * 1991-09-27 1993-04-09 Nippon Telegr & Teleph Corp <Ntt> 音源方向推定方法
JPH06105400A (ja) * 1992-09-17 1994-04-15 Olympus Optical Co Ltd ３次元空間再現システム
JPH09251299A (ja) * 1996-03-15 1997-09-22 Toshiba Corp マイクロホンアレイ入力型音声認識装置及び方法
JP2000512108A (ja) * 1996-06-14 2000-09-12 ピクチャーテル コーポレイション 音源位置づけ方法と装置
JPH1164090A (ja) * 1997-08-20 1999-03-05 Fujitsu Ltd 音源検出装置
JPH11304906A (ja) * 1998-04-20 1999-11-05 Nippon Telegr & Teleph Corp <Ntt> 音源位置推定方法およびそのプログラムを記録した記録媒体

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008526852A (ja) * 2005-01-05 2008-07-24 テンプル・ユニバーシティ−オブ・ザ・コモンウェルス・システム・オブ・ハイアー・エデュケイション 薬剤耐性増殖性疾患の治療剤
JP2008185834A (ja) * 2007-01-30 2008-08-14 Fujitsu Ltd 音響判定方法、音響判定装置及びコンピュータプログラム
US9082415B2 (en) 2007-01-30 2015-07-14 Fujitsu Limited Sound determination method and sound determination apparatus

Also Published As

Publication number Publication date
AU1443901A (en) 2001-06-06
US6243322B1 (en) 2001-06-05
WO2001035118A1 (en) 2001-05-17
EP1226454A1 (en) 2002-07-31
CA2390287C (en) 2008-03-25
CA2390287A1 (en) 2001-05-17

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