RU2685053C2 - Оценка импульсной характеристики помещения для подавления акустического эха - Google Patents

Оценка импульсной характеристики помещения для подавления акустического эха Download PDF

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RU2685053C2
RU2685053C2 RU2016122040A RU2016122040A RU2685053C2 RU 2685053 C2 RU2685053 C2 RU 2685053C2 RU 2016122040 A RU2016122040 A RU 2016122040A RU 2016122040 A RU2016122040 A RU 2016122040A RU 2685053 C2 RU2685053 C2 RU 2685053C2
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array
microphone
microphones
source
signals
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RU2016122040A
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RU2016122040A (ru
RU2016122040A3 (https=
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Диней ФЛОРЕНСИО
Атулуя ЙЕЛЛЕПЕДДИ
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МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/02—Circuits for transducers for preventing acoustic reaction, i.e. acoustic oscillatory feedback
    • 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
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers 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
    • 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; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; 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

Landscapes

  • 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)
RU2016122040A 2013-12-05 2014-11-28 Оценка импульсной характеристики помещения для подавления акустического эха RU2685053C2 (ru)

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 (3)

Publication Number Publication Date
RU2016122040A RU2016122040A (ru) 2017-12-08
RU2016122040A3 RU2016122040A3 (https=) 2018-06-26
RU2685053C2 true RU2685053C2 (ru) 2019-04-16

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RU2016122040A RU2685053C2 (ru) 2013-12-05 2014-11-28 Оценка импульсной характеристики помещения для подавления акустического эха

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

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Publication number Publication date
EP3078210A1 (en) 2016-10-12
CA2932397A1 (en) 2015-06-11
JP2019168730A (ja) 2019-10-03
MX354432B (es) 2018-03-05
CN105794226B (zh) 2020-01-03
AU2014357488A1 (en) 2016-06-16
JP2016539579A (ja) 2016-12-15
CN105794226A (zh) 2016-07-20
MX2016007152A (es) 2016-07-21
BR112016012375A8 (pt) 2020-06-02
KR20160095008A (ko) 2016-08-10
RU2016122040A (ru) 2017-12-08
CA2932397C (en) 2022-03-29
ES2664113T3 (es) 2018-04-18
BR112016012375B1 (pt) 2022-07-12
WO2015084683A1 (en) 2015-06-11
KR102223695B1 (ko) 2021-03-04
BR112016012375A2 (https=) 2017-08-08
EP3078210B1 (en) 2018-01-17
RU2016122040A3 (https=) 2018-06-26
AU2014357488B2 (en) 2018-07-19
JP6837099B2 (ja) 2021-03-03
US20150163593A1 (en) 2015-06-11
US9602923B2 (en) 2017-03-21

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