CN104969537B - 用于回声抑制的方法和装置 - Google Patents

用于回声抑制的方法和装置 Download PDF

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Publication number
CN104969537B
CN104969537B CN201380067516.1A CN201380067516A CN104969537B CN 104969537 B CN104969537 B CN 104969537B CN 201380067516 A CN201380067516 A CN 201380067516A CN 104969537 B CN104969537 B CN 104969537B
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China
Prior art keywords
echo
model
audio signal
power
estimated
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CN201380067516.1A
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English (en)
Chinese (zh)
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CN104969537A (zh
Inventor
P.阿格伦
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Microsoft Technology Licensing LLC
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Microsoft Technology Licensing LLC
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    • 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
    • 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
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephone Function (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
CN201380067516.1A 2012-12-21 2013-12-21 用于回声抑制的方法和装置 Active CN104969537B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB1223238.5A GB2510331A (en) 2012-12-21 2012-12-21 Echo suppression in an audio signal
GB1223238.5 2012-12-21
US13/789,532 US9154873B2 (en) 2012-12-21 2013-03-07 Echo suppression
US13/789532 2013-03-07
PCT/US2013/077355 WO2014100794A1 (en) 2012-12-21 2013-12-21 Echo suppression

Publications (2)

Publication Number Publication Date
CN104969537A CN104969537A (zh) 2015-10-07
CN104969537B true CN104969537B (zh) 2017-01-18

Family

ID=47682458

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380067516.1A Active CN104969537B (zh) 2012-12-21 2013-12-21 用于回声抑制的方法和装置

Country Status (7)

Country Link
US (1) US9154873B2 (enExample)
EP (1) EP2920950B1 (enExample)
JP (1) JP6422886B2 (enExample)
KR (1) KR102170172B1 (enExample)
CN (1) CN104969537B (enExample)
GB (1) GB2510331A (enExample)
WO (1) WO2014100794A1 (enExample)

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EP3354004B1 (en) * 2015-09-25 2021-10-27 Microsemi Semiconductor (U.S.) Inc. Acoustic echo path change detection apparatus and method
DE102015222105A1 (de) * 2015-11-10 2017-05-11 Volkswagen Aktiengesellschaft Audiosignalverarbeitung in einem Fahrzeug
JP6670014B2 (ja) * 2016-06-30 2020-03-18 グーグル エルエルシー モバイルデバイスにおける非線形エコーキャンセルのための二方式振幅処理フレームワーク
CN110140294B (zh) * 2016-12-06 2023-06-27 哈曼国际工业有限公司 用于均衡音频信号的方法和装置
CN106849976A (zh) * 2016-12-28 2017-06-13 深圳天珑无线科技有限公司 一种免提通话时回声消除方法及通信终端
US10481831B2 (en) * 2017-10-02 2019-11-19 Nuance Communications, Inc. System and method for combined non-linear and late echo suppression
CN109003620A (zh) * 2018-05-24 2018-12-14 北京潘达互娱科技有限公司 一种回音消除方法、装置、电子设备及存储介质
CN109587362B (zh) * 2018-12-24 2020-06-26 龙马智芯（珠海横琴）科技有限公司 回声抑制的处理方法和装置
CN111835383B (zh) * 2019-04-17 2022-04-01 达发科技(苏州)有限公司 回音与近端串扰消除系统
US10650839B2 (en) * 2019-06-20 2020-05-12 Intel Corporation Infinite impulse response acoustic echo cancellation in the frequency domain
JP7696676B2 (ja) * 2021-03-26 2025-06-23 株式会社トランストロン エコー抑圧装置、エコー抑圧方法及びエコー抑圧プログラム
CN113178203B (zh) * 2021-04-23 2022-11-04 歌尔股份有限公司 一种回声消除方法、系统、音频设备及可读存储介质
CN113763978B (zh) * 2021-04-25 2024-05-03 腾讯科技（深圳）有限公司 语音信号处理方法、装置、电子设备以及存储介质

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WO2006040734A1 (en) * 2004-10-13 2006-04-20 Koninklijke Philips Electronics N.V. Echo cancellation
CN101262530A (zh) * 2008-04-29 2008-09-10 中兴通讯股份有限公司 一种消除移动终端回音的装置

Also Published As

Publication number Publication date
JP2016503263A (ja) 2016-02-01
US20140177859A1 (en) 2014-06-26
CN104969537A (zh) 2015-10-07
KR20150097686A (ko) 2015-08-26
WO2014100794A1 (en) 2014-06-26
US9154873B2 (en) 2015-10-06
GB2510331A (en) 2014-08-06
EP2920950B1 (en) 2016-09-21
EP2920950A1 (en) 2015-09-23
GB201223238D0 (en) 2013-02-06
JP6422886B2 (ja) 2018-11-14
KR102170172B1 (ko) 2020-10-26

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