KR102223695B1 - 음향 에코 제거를 위한 룸 임펄스 응답을 추정하는 방법 - Google Patents

음향 에코 제거를 위한 룸 임펄스 응답을 추정하는 방법 Download PDF

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Publication number
KR102223695B1
KR102223695B1 KR1020167017210A KR20167017210A KR102223695B1 KR 102223695 B1 KR102223695 B1 KR 102223695B1 KR 1020167017210 A KR1020167017210 A KR 1020167017210A KR 20167017210 A KR20167017210 A KR 20167017210A KR 102223695 B1 KR102223695 B1 KR 102223695B1
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South Korea
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microphones
array
impulse response
received
audio
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Korean (ko)
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KR20160095008A (ko
Inventor
디네이 플로렌시오
아툴야 옐레페디
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마이크로소프트 테크놀로지 라이센싱, 엘엘씨
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    • 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
    • H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
    • 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
    • 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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • 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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/002—Applications of echo suppressors or cancellers in telephonic connections
    • 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
    • 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2227/00—Details of public address [PA] systems covered by H04R27/00 but not provided for in any of its subgroups
    • H04R2227/007—Electronic adaptation of audio signals to reverberation of the listening space for PA

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
KR1020167017210A 2013-12-05 2014-11-28 음향 에코 제거를 위한 룸 임펄스 응답을 추정하는 방법 Expired - Fee Related KR102223695B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/098,283 2013-12-05
US14/098,283 US9602923B2 (en) 2013-12-05 2013-12-05 Estimating a room impulse response
PCT/US2014/067803 WO2015084683A1 (en) 2013-12-05 2014-11-28 Estimating a room impulse response for acoustic echo cancelling

Publications (2)

Publication Number Publication Date
KR20160095008A KR20160095008A (ko) 2016-08-10
KR102223695B1 true KR102223695B1 (ko) 2021-03-04

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KR1020167017210A Expired - Fee Related KR102223695B1 (ko) 2013-12-05 2014-11-28 음향 에코 제거를 위한 룸 임펄스 응답을 추정하는 방법

Country Status (12)

Country Link
US (1) US9602923B2 (enExample)
EP (1) EP3078210B1 (enExample)
JP (2) JP2016539579A (enExample)
KR (1) KR102223695B1 (enExample)
CN (1) CN105794226B (enExample)
AU (1) AU2014357488B2 (enExample)
BR (1) BR112016012375B1 (enExample)
CA (1) CA2932397C (enExample)
ES (1) ES2664113T3 (enExample)
MX (1) MX354432B (enExample)
RU (1) RU2685053C2 (enExample)
WO (1) WO2015084683A1 (enExample)

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CN109920444B (zh) * 2017-12-13 2021-04-27 中国电信股份有限公司 回声时延的检测方法、装置以及计算机可读存储介质
CN109975812B (zh) * 2017-12-27 2020-10-23 中国科学院声学研究所 一种爆炸声的声源深度和声源级的计算方法
US10764703B2 (en) * 2018-03-28 2020-09-01 Sony Corporation Acoustic metamaterial device, method and computer program
US10582299B1 (en) * 2018-12-11 2020-03-03 Amazon Technologies, Inc. Modeling room acoustics using acoustic waves
EP3994874B1 (en) 2019-07-03 2025-11-19 Hewlett-Packard Development Company, L.P. Acoustic echo cancellation
CN110849462B (zh) * 2019-12-05 2021-07-27 武汉科技大学 一种基于稀疏特征相似性的连轧机振动信号分离方法
US11620976B2 (en) * 2020-06-09 2023-04-04 Meta Platforms Technologies, Llc Systems, devices, and methods of acoustic echo cancellation based on display orientation
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US12089032B1 (en) * 2020-07-31 2024-09-10 Apple Inc. Estimating room acoustic material properties
US11830471B1 (en) * 2020-08-31 2023-11-28 Amazon Technologies, Inc. Surface augmented ray-based acoustic modeling
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US20100272274A1 (en) 2009-04-28 2010-10-28 Majid Fozunbal Methods and systems for robust approximations of impulse reponses in multichannel audio-communication systems
JP2012039275A (ja) 2010-08-05 2012-02-23 Nippon Telegr & Teleph Corp <Ntt> 反射音情報推定装置、反射音情報推定方法、プログラム
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EP3078210A1 (en) 2016-10-12
MX2016007152A (es) 2016-07-21
BR112016012375A8 (pt) 2020-06-02
US9602923B2 (en) 2017-03-21
BR112016012375A2 (enExample) 2017-08-08
JP2019168730A (ja) 2019-10-03
MX354432B (es) 2018-03-05
KR20160095008A (ko) 2016-08-10
RU2685053C2 (ru) 2019-04-16
EP3078210B1 (en) 2018-01-17
AU2014357488A1 (en) 2016-06-16
JP2016539579A (ja) 2016-12-15
US20150163593A1 (en) 2015-06-11
CA2932397C (en) 2022-03-29
BR112016012375B1 (pt) 2022-07-12
CN105794226A (zh) 2016-07-20
CN105794226B (zh) 2020-01-03
WO2015084683A1 (en) 2015-06-11
RU2016122040A (ru) 2017-12-08
RU2016122040A3 (enExample) 2018-06-26
AU2014357488B2 (en) 2018-07-19
JP6837099B2 (ja) 2021-03-03
ES2664113T3 (es) 2018-04-18
CA2932397A1 (en) 2015-06-11

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