KR101248971B1 - 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법 - Google Patents

방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법 Download PDF

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KR101248971B1
KR101248971B1 KR1020110050266A KR20110050266A KR101248971B1 KR 101248971 B1 KR101248971 B1 KR 101248971B1 KR 1020110050266 A KR1020110050266 A KR 1020110050266A KR 20110050266 A KR20110050266 A KR 20110050266A KR 101248971 B1 KR101248971 B1 KR 101248971B1
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signal
microphone
voice
microphone array
mixed
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KR20120131826A (ko
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신호준
김세웅
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주식회사 마이티웍스
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Priority to KR1020110050266A priority Critical patent/KR101248971B1/ko
Priority to PCT/KR2012/004213 priority patent/WO2012161555A2/ko
Priority to JP2014512772A priority patent/JP2014518053A/ja
Priority to US14/119,982 priority patent/US9516411B2/en
Publication of KR20120131826A publication Critical patent/KR20120131826A/ko
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Assigned to 주식회사 카카오 reassignment 주식회사 카카오 권리의 전부이전등록 Assignors: 주식회사 마이티웍스
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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
    • G10L21/0272—Voice signal separating
    • G10L21/028—Voice signal separating using properties of sound source
    • 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
    • G10L15/00—Speech recognition
    • G10L15/20—Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
KR1020110050266A 2011-05-26 2011-05-26 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법 Active KR101248971B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020110050266A KR101248971B1 (ko) 2011-05-26 2011-05-26 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법
PCT/KR2012/004213 WO2012161555A2 (ko) 2011-05-26 2012-05-29 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법
JP2014512772A JP2014518053A (ja) 2011-05-26 2012-05-29 指向性マイクアレイを用いた信号分離システム及びその提供方法
US14/119,982 US9516411B2 (en) 2011-05-26 2012-05-29 Signal-separation system using a directional microphone array and method for providing same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110050266A KR101248971B1 (ko) 2011-05-26 2011-05-26 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법

Publications (2)

Publication Number Publication Date
KR20120131826A KR20120131826A (ko) 2012-12-05
KR101248971B1 true KR101248971B1 (ko) 2013-04-09

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KR1020110050266A Active KR101248971B1 (ko) 2011-05-26 2011-05-26 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법

Country Status (4)

Country Link
US (1) US9516411B2 (https=)
JP (1) JP2014518053A (https=)
KR (1) KR101248971B1 (https=)
WO (1) WO2012161555A2 (https=)

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US8855101B2 (en) 2010-03-09 2014-10-07 The Nielsen Company (Us), Llc Methods, systems, and apparatus to synchronize actions of audio source monitors
US8885842B2 (en) 2010-12-14 2014-11-11 The Nielsen Company (Us), Llc Methods and apparatus to determine locations of audience members
US10102850B1 (en) * 2013-02-25 2018-10-16 Amazon Technologies, Inc. Direction based end-pointing for speech recognition
US9021516B2 (en) 2013-03-01 2015-04-28 The Nielsen Company (Us), Llc Methods and systems for reducing spillover by measuring a crest factor
US9118960B2 (en) 2013-03-08 2015-08-25 The Nielsen Company (Us), Llc Methods and systems for reducing spillover by detecting signal distortion
US9219969B2 (en) 2013-03-13 2015-12-22 The Nielsen Company (Us), Llc Methods and systems for reducing spillover by analyzing sound pressure levels
US9191704B2 (en) 2013-03-14 2015-11-17 The Nielsen Company (Us), Llc Methods and systems for reducing crediting errors due to spillover using audio codes and/or signatures
US9197930B2 (en) 2013-03-15 2015-11-24 The Nielsen Company (Us), Llc Methods and apparatus to detect spillover in an audience monitoring system
US20140379421A1 (en) 2013-06-25 2014-12-25 The Nielsen Company (Us), Llc Methods and apparatus to characterize households with media meter data
KR20150022476A (ko) * 2013-08-23 2015-03-04 삼성전자주식회사 디스플레이장치 및 그 제어방법
US9924224B2 (en) 2015-04-03 2018-03-20 The Nielsen Company (Us), Llc Methods and apparatus to determine a state of a media presentation device
US9565493B2 (en) 2015-04-30 2017-02-07 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
US9554207B2 (en) * 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
US9848222B2 (en) 2015-07-15 2017-12-19 The Nielsen Company (Us), Llc Methods and apparatus to detect spillover
WO2017056288A1 (ja) * 2015-10-01 2017-04-06 三菱電機株式会社 音響信号処理装置、音響処理方法、監視装置および監視方法
US9747920B2 (en) * 2015-12-17 2017-08-29 Amazon Technologies, Inc. Adaptive beamforming to create reference channels
JP7020799B2 (ja) * 2017-05-16 2022-02-16 ソニーグループ株式会社 情報処理装置、及び情報処理方法
US10522167B1 (en) * 2018-02-13 2019-12-31 Amazon Techonlogies, Inc. Multichannel noise cancellation using deep neural network masking
JP7572964B2 (ja) 2019-03-21 2024-10-24 シュアー アクイジッション ホールディングス インコーポレイテッド 阻止機能を伴うビーム形成マイクロフォンローブの自動集束、領域内自動集束、および自動配置
US11558693B2 (en) 2019-03-21 2023-01-17 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality
US12028678B2 (en) 2019-11-01 2024-07-02 Shure Acquisition Holdings, Inc. Proximity microphone
WO2021243368A2 (en) 2020-05-29 2021-12-02 Shure Acquisition Holdings, Inc. Transducer steering and configuration systems and methods using a local positioning system
CN112102825B (zh) * 2020-08-11 2021-11-26 湖北亿咖通科技有限公司 基于车机语音识别的音频处理方法、装置和计算机设备
CN112017681B (zh) * 2020-09-07 2022-05-13 思必驰科技股份有限公司 定向语音的增强方法及系统
EP4427465A1 (en) 2021-11-05 2024-09-11 Shure Acquisition Holdings, Inc. Distributed algorithm for automixing speech over wireless networks
WO2023133513A1 (en) 2022-01-07 2023-07-13 Shure Acquisition Holdings, Inc. Audio beamforming with nulling control system and methods
US12598261B2 (en) 2022-09-28 2026-04-07 Shure Acquisition Holdings, Inc. Wideband doubletalk detection for optimization of acoustic echo cancellation

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KR20090102100A (ko) * 2008-03-25 2009-09-30 에스케이 텔레콤주식회사 이동통신단말기 및 그의 음성신호 처리 방법
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KR20090037692A (ko) * 2007-10-12 2009-04-16 삼성전자주식회사 혼합 사운드로부터 목표 음원 신호를 추출하는 방법 및장치
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Also Published As

Publication number Publication date
US9516411B2 (en) 2016-12-06
KR20120131826A (ko) 2012-12-05
WO2012161555A3 (ko) 2013-01-24
JP2014518053A (ja) 2014-07-24
US20140126746A1 (en) 2014-05-08
WO2012161555A2 (ko) 2012-11-29

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