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WO2010067976A3 - 신호 분리 방법, 상기 신호 분리 방법을 이용한 통신 시스템 및 음성인식시스템 - Google Patents

신호 분리 방법, 상기 신호 분리 방법을 이용한 통신 시스템 및 음성인식시스템 Download PDF

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Publication number
WO2010067976A3
WO2010067976A3 PCT/KR2009/007014 KR2009007014W WO2010067976A3 WO 2010067976 A3 WO2010067976 A3 WO 2010067976A3 KR 2009007014 W KR2009007014 W KR 2009007014W WO 2010067976 A3 WO2010067976 A3 WO 2010067976A3
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WO
WIPO (PCT)
Prior art keywords
signal
separation method
signal separation
sound source
speech recognition
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.)
Ceased
Application number
PCT/KR2009/007014
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English (en)
French (fr)
Other versions
WO2010067976A2 (ko
Inventor
신호준
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US13/139,184 priority Critical patent/US20110246193A1/en
Publication of WO2010067976A2 publication Critical patent/WO2010067976A2/ko
Publication of WO2010067976A3 publication Critical patent/WO2010067976A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • G10L2021/02163—Only one microphone

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

신호 분리 방법, 통신 시스템, 및 음성인식시스템이 개시된다. 상기 신호 분리 방법은, 신호 분리 장치가 제1음원신호에 기초한 제1신호와 제2음원신호에 기초한 제2신호가 혼합된 혼합신호를 하나의 음성입력센서를 통해 수신하는 단계, 수신된 혼합신호에 기초하여 상기 제1음원신호와 상기 제2음원신호를 분리하기 위한 변형 BSS(Blind Source Separation) 알고리즘을 적용하는 단계, 및 적용된 상기 변형 BSS 알고리즘에 결과에 따라 상기 제1음원신호를 분리하는 단계를 포함한다.
PCT/KR2009/007014 2008-12-12 2009-11-26 신호 분리 방법, 상기 신호 분리 방법을 이용한 통신 시스템 및 음성인식시스템 Ceased WO2010067976A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/139,184 US20110246193A1 (en) 2008-12-12 2009-11-26 Signal separation method, and communication system speech recognition system using the signal separation method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12220408P 2008-12-12 2008-12-12
US61/122,204 2008-12-12

Publications (2)

Publication Number Publication Date
WO2010067976A2 WO2010067976A2 (ko) 2010-06-17
WO2010067976A3 true WO2010067976A3 (ko) 2010-08-12

Family

ID=42243166

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/007014 Ceased WO2010067976A2 (ko) 2008-12-12 2009-11-26 신호 분리 방법, 상기 신호 분리 방법을 이용한 통신 시스템 및 음성인식시스템

Country Status (3)

Country Link
US (1) US20110246193A1 (ko)
KR (1) KR101233271B1 (ko)
WO (1) WO2010067976A2 (ko)

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KR101248971B1 (ko) 2011-05-26 2013-04-09 주식회사 마이티웍스 방향성 마이크 어레이를 이용한 신호 분리시스템 및 그 제공방법
JP2013235050A (ja) * 2012-05-07 2013-11-21 Sony Corp 情報処理装置及び方法、並びにプログラム
CN103117083B (zh) * 2012-11-05 2016-05-25 贵阳海信电子有限公司 一种音频信息采集装置及方法
KR20150022476A (ko) * 2013-08-23 2015-03-04 삼성전자주식회사 디스플레이장치 및 그 제어방법
US9177567B2 (en) * 2013-10-17 2015-11-03 Globalfoundries Inc. Selective voice transmission during telephone calls
US9407989B1 (en) 2015-06-30 2016-08-02 Arthur Woodrow Closed audio circuit
KR101612745B1 (ko) * 2015-08-05 2016-04-26 주식회사 미래산업 현관 보안 시스템 및 그 제어방법
CN106157950A (zh) * 2016-09-29 2016-11-23 合肥华凌股份有限公司 语音控制系统及其唤醒方法、唤醒装置和家电、协处理器
US20180166073A1 (en) * 2016-12-13 2018-06-14 Ford Global Technologies, Llc Speech Recognition Without Interrupting The Playback Audio
KR102372327B1 (ko) * 2017-08-09 2022-03-08 에스케이텔레콤 주식회사 음성 인식 방법 및 이에 사용되는 장치
CN107943757B (zh) * 2017-12-01 2020-10-20 大连理工大学 一种基于稀疏分量分析模态识别中的阶数确定方法
CN116259330B (zh) * 2023-03-02 2025-09-23 招联消费金融股份有限公司 一种语音分离方法及装置
CN118094210B (zh) * 2024-04-17 2024-07-02 国网上海市电力公司 一种基于欠定盲源分离的储能系统充放电行为识别方法

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KR20030010432A (ko) * 2001-07-28 2003-02-05 주식회사 엑스텔테크놀러지 잡음환경에서의 음성인식장치
US6526148B1 (en) * 1999-05-18 2003-02-25 Siemens Corporate Research, Inc. Device and method for demixing signal mixtures using fast blind source separation technique based on delay and attenuation compensation, and for selecting channels for the demixed signals
KR20070121271A (ko) * 2006-06-21 2007-12-27 삼성전자주식회사 음성신호에 포함된 반향신호의 제거방법 및 장치
JP2008064892A (ja) * 2006-09-05 2008-03-21 National Institute Of Advanced Industrial & Technology 音声認識方法およびそれを用いた音声認識装置

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US6430528B1 (en) * 1999-08-20 2002-08-06 Siemens Corporate Research, Inc. Method and apparatus for demixing of degenerate mixtures
JP4496379B2 (ja) * 2003-09-17 2010-07-07 財団法人北九州産業学術推進機構 分割スペクトル系列の振幅頻度分布の形状に基づく目的音声の復元方法
WO2007025680A2 (en) * 2005-09-01 2007-03-08 University College Dublin, National University Of Ireland, Dublin A method and apparatus for blind source separation
US8874439B2 (en) * 2006-03-01 2014-10-28 The Regents Of The University Of California Systems and methods for blind source signal separation
US7970564B2 (en) * 2006-05-02 2011-06-28 Qualcomm Incorporated Enhancement techniques for blind source separation (BSS)
US8189765B2 (en) * 2006-07-06 2012-05-29 Panasonic Corporation Multichannel echo canceller
WO2008018012A2 (en) * 2006-08-10 2008-02-14 Koninklijke Philips Electronics N.V. A device for and a method of processing an audio signal
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US6526148B1 (en) * 1999-05-18 2003-02-25 Siemens Corporate Research, Inc. Device and method for demixing signal mixtures using fast blind source separation technique based on delay and attenuation compensation, and for selecting channels for the demixed signals
KR20030010432A (ko) * 2001-07-28 2003-02-05 주식회사 엑스텔테크놀러지 잡음환경에서의 음성인식장치
KR20070121271A (ko) * 2006-06-21 2007-12-27 삼성전자주식회사 음성신호에 포함된 반향신호의 제거방법 및 장치
JP2008064892A (ja) * 2006-09-05 2008-03-21 National Institute Of Advanced Industrial & Technology 音声認識方法およびそれを用いた音声認識装置

Also Published As

Publication number Publication date
US20110246193A1 (en) 2011-10-06
WO2010067976A2 (ko) 2010-06-17
KR101233271B1 (ko) 2013-02-14
KR20100068188A (ko) 2010-06-22

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