EP2014132A4 - Echo and noise cancellation - Google Patents

Echo and noise cancellation

Info

Publication number
EP2014132A4
EP2014132A4 EP07759872A EP07759872A EP2014132A4 EP 2014132 A4 EP2014132 A4 EP 2014132A4 EP 07759872 A EP07759872 A EP 07759872A EP 07759872 A EP07759872 A EP 07759872A EP 2014132 A4 EP2014132 A4 EP 2014132A4
Authority
EP
European Patent Office
Prior art keywords
echo
noise cancellation
cancellation
noise
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.)
Withdrawn
Application number
EP07759872A
Other languages
German (de)
French (fr)
Other versions
EP2014132A2 (en
Inventor
Xiadong Mao
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.)
Sony Interactive Entertainment Inc
Original Assignee
Sony Computer Entertainment Inc
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
Priority claimed from US11/418,989 external-priority patent/US8139793B2/en
Priority claimed from US11/418,988 external-priority patent/US8160269B2/en
Priority claimed from US11/381,724 external-priority patent/US8073157B2/en
Priority claimed from US11/429,047 external-priority patent/US8233642B2/en
Priority claimed from US11/381,729 external-priority patent/US7809145B2/en
Priority claimed from US11/381,721 external-priority patent/US8947347B2/en
Priority claimed from US11/381,727 external-priority patent/US7697700B2/en
Priority claimed from US11/381,728 external-priority patent/US7545926B2/en
Priority claimed from PCT/US2006/017483 external-priority patent/WO2006121896A2/en
Priority claimed from US11/381,725 external-priority patent/US7783061B2/en
Application filed by Sony Computer Entertainment Inc filed Critical Sony Computer Entertainment Inc
Publication of EP2014132A2 publication Critical patent/EP2014132A2/en
Publication of EP2014132A4 publication Critical patent/EP2014132A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • G10L2021/02163—Only one microphone
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephone Function (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
EP07759872A 2006-05-04 2007-03-30 Echo and noise cancellation Withdrawn EP2014132A4 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US11/429,047 US8233642B2 (en) 2003-08-27 2006-05-04 Methods and apparatuses for capturing an audio signal based on a location of the signal
US11/381,729 US7809145B2 (en) 2006-05-04 2006-05-04 Ultra small microphone array
US11/381,721 US8947347B2 (en) 2003-08-27 2006-05-04 Controlling actions in a video game unit
US11/418,989 US8139793B2 (en) 2003-08-27 2006-05-04 Methods and apparatus for capturing audio signals based on a visual image
US11/381,728 US7545926B2 (en) 2006-05-04 2006-05-04 Echo and noise cancellation
US11/418,988 US8160269B2 (en) 2003-08-27 2006-05-04 Methods and apparatuses for adjusting a listening area for capturing sounds
US11/381,725 US7783061B2 (en) 2003-08-27 2006-05-04 Methods and apparatus for the targeted sound detection
PCT/US2006/017483 WO2006121896A2 (en) 2005-05-05 2006-05-04 Microphone array based selective sound source listening and video game control
US11/381,727 US7697700B2 (en) 2006-05-04 2006-05-04 Noise removal for electronic device with far field microphone on console
US11/381,724 US8073157B2 (en) 2003-08-27 2006-05-04 Methods and apparatus for targeted sound detection and characterization
PCT/US2007/065686 WO2007130765A2 (en) 2006-05-04 2007-03-30 Echo and noise cancellation

Publications (2)

Publication Number Publication Date
EP2014132A2 EP2014132A2 (en) 2009-01-14
EP2014132A4 true EP2014132A4 (en) 2013-01-02

Family

ID=56290936

Family Applications (2)

Application Number Title Priority Date Filing Date
EP07759872A Withdrawn EP2014132A4 (en) 2006-05-04 2007-03-30 Echo and noise cancellation
EP07759884A Withdrawn EP2012725A4 (en) 2006-05-04 2007-03-30 Narrow band noise reduction for speech enhancement

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP07759884A Withdrawn EP2012725A4 (en) 2006-05-04 2007-03-30 Narrow band noise reduction for speech enhancement

Country Status (3)

Country Link
EP (2) EP2014132A4 (en)
JP (3) JP4476355B2 (en)
WO (2) WO2007130765A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010106734A1 (en) * 2009-03-18 2010-09-23 日本電気株式会社 Audio signal processing device
JP4964267B2 (en) * 2009-04-03 2012-06-27 有限会社ケプストラム Adaptive filter and echo canceller having the same
JP2010249939A (en) * 2009-04-13 2010-11-04 Sony Corp Noise reducing device and noise determination method
JPWO2013179464A1 (en) * 2012-05-31 2016-01-14 トヨタ自動車株式会社 Sound source detection device, noise model generation device, noise suppression device, sound source direction estimation device, approaching vehicle detection device, and noise suppression method
CN109166589A (en) * 2018-08-13 2019-01-08 深圳市腾讯网络信息技术有限公司 Using sound suppressing method, device, medium and equipment
CN114868183A (en) * 2019-12-18 2022-08-05 杜比实验室特许公司 Filter adaptive step size control for echo cancellation
CN113689871A (en) * 2020-05-19 2021-11-23 阿里巴巴集团控股有限公司 Echo cancellation method and device
CN112017679B (en) * 2020-08-05 2024-01-26 海尔优家智能科技（北京）有限公司 Method, device and equipment for updating adaptive filter coefficients

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006040734A1 (en) * 2004-10-13 2006-04-20 Koninklijke Philips Electronics N.V. Echo cancellation

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4802227A (en) * 1987-04-03 1989-01-31 American Telephone And Telegraph Company Noise reduction processing arrangement for microphone arrays
JP3135937B2 (en) * 1991-05-16 2001-02-19 株式会社リコー Noise removal device
JP3110201B2 (en) * 1993-04-16 2000-11-20 沖電気工業株式会社 Noise removal device
JP3626492B2 (en) * 1993-07-07 2005-03-09 ポリコム・インコーポレイテッド Reduce background noise to improve conversation quality
US5806025A (en) * 1996-08-07 1998-09-08 U S West, Inc. Method and system for adaptive filtering of speech signals using signal-to-noise ratio to choose subband filter bank
SE9700772D0 (en) * 1997-03-03 1997-03-03 Ericsson Telefon Ab L M A high resolution post processing method for a speech decoder
FR2771542B1 (en) * 1997-11-21 2000-02-11 Sextant Avionique FREQUENTIAL FILTERING METHOD APPLIED TO NOISE NOISE OF SOUND SIGNALS USING A WIENER FILTER
DE19806015C2 (en) * 1998-02-13 1999-12-23 Siemens Ag Process for improving acoustic attenuation in hands-free systems
US6263078B1 (en) * 1999-01-07 2001-07-17 Signalworks, Inc. Acoustic echo canceller with fast volume control compensation
CA2358710A1 (en) * 1999-02-18 2000-08-24 Andrea Electronics Corporation System, method and apparatus for cancelling noise
US6426979B1 (en) * 1999-04-29 2002-07-30 Legerity, Inc. Adaptation control algorithm for echo cancellation using signal-value based analysis
US6526140B1 (en) * 1999-11-03 2003-02-25 Tellabs Operations, Inc. Consolidated voice activity detection and noise estimation
JP3358731B2 (en) * 2000-04-24 2002-12-24 株式会社富建設 Nursing equipment
US7139401B2 (en) * 2002-01-03 2006-11-21 Hitachi Global Storage Technologies B.V. Hard disk drive with self-contained active acoustic noise reduction
JP2003284181A (en) * 2002-03-20 2003-10-03 Matsushita Electric Ind Co Ltd Sound collection apparatus
DE10305369B4 (en) * 2003-02-10 2005-05-19 Siemens Ag User-adaptive method for noise modeling
US6947549B2 (en) * 2003-02-19 2005-09-20 The Hong Kong Polytechnic University Echo canceller
US7885420B2 (en) * 2003-02-21 2011-02-08 Qnx Software Systems Co. Wind noise suppression system
JP4227529B2 (en) * 2004-01-06 2009-02-18 パナソニック株式会社 Periodic noise suppressor
US7254535B2 (en) * 2004-06-30 2007-08-07 Motorola, Inc. Method and apparatus for equalizing a speech signal generated within a pressurized air delivery system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006040734A1 (en) * 2004-10-13 2006-04-20 Koninklijke Philips Electronics N.V. Echo cancellation

Also Published As

Publication number Publication date
WO2007130765A3 (en) 2008-12-18
EP2012725A4 (en) 2011-10-12
WO2007130766A3 (en) 2008-09-04
EP2012725A2 (en) 2009-01-14
JP2009535997A (en) 2009-10-01
JP4476355B2 (en) 2010-06-09
WO2007130766A2 (en) 2007-11-15
EP2014132A2 (en) 2009-01-14
JP4833343B2 (en) 2011-12-07
JP4866958B2 (en) 2012-02-01
WO2007130765A2 (en) 2007-11-15
JP2010171985A (en) 2010-08-05
JP2009535996A (en) 2009-10-01

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