JP4497911B2 - 信号検出装置および方法、ならびにプログラム - Google Patents

信号検出装置および方法、ならびにプログラム Download PDF

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Publication number
JP4497911B2
JP4497911B2 JP2003418646A JP2003418646A JP4497911B2 JP 4497911 B2 JP4497911 B2 JP 4497911B2 JP 2003418646 A JP2003418646 A JP 2003418646A JP 2003418646 A JP2003418646 A JP 2003418646A JP 4497911 B2 JP4497911 B2 JP 4497911B2
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noise
signal sequence
likelihood
vector
signal
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JP2003418646A
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Japanese (ja)
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JP2005181458A (ja
JP2005181458A5 (enExample
Inventor
フィリップ ガーナー
俊明 深田
康弘 小森
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Canon Inc
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Canon Inc
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Priority to JP2003418646A priority Critical patent/JP4497911B2/ja
Priority to US11/007,245 priority patent/US7475012B2/en
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Publication of JP2005181458A5 publication Critical patent/JP2005181458A5/ja
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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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals

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  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Noise Elimination (AREA)
JP2003418646A 2003-12-16 2003-12-16 信号検出装置および方法、ならびにプログラム Expired - Fee Related JP4497911B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003418646A JP4497911B2 (ja) 2003-12-16 2003-12-16 信号検出装置および方法、ならびにプログラム
US11/007,245 US7475012B2 (en) 2003-12-16 2004-12-09 Signal detection using maximum a posteriori likelihood and noise spectral difference

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JP2003418646A JP4497911B2 (ja) 2003-12-16 2003-12-16 信号検出装置および方法、ならびにプログラム

Publications (3)

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JP2005181458A JP2005181458A (ja) 2005-07-07
JP2005181458A5 JP2005181458A5 (enExample) 2007-02-01
JP4497911B2 true JP4497911B2 (ja) 2010-07-07

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US (1) US7475012B2 (enExample)
JP (1) JP4497911B2 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4729927B2 (ja) * 2005-01-11 2011-07-20 ソニー株式会社 音声検出装置、自動撮像装置、および音声検出方法
KR100714721B1 (ko) * 2005-02-04 2007-05-04 삼성전자주식회사 음성 구간 검출 방법 및 장치
GB2426166B (en) * 2005-05-09 2007-10-17 Toshiba Res Europ Ltd Voice activity detection apparatus and method
US8738367B2 (en) * 2009-03-18 2014-05-27 Nec Corporation Speech signal processing device
US8560313B2 (en) * 2010-05-13 2013-10-15 General Motors Llc Transient noise rejection for speech recognition
US9002709B2 (en) 2009-12-10 2015-04-07 Nec Corporation Voice recognition system and voice recognition method
CN102741918B (zh) * 2010-12-24 2014-11-19 华为技术有限公司 用于话音活动检测的方法和设备
US8650029B2 (en) * 2011-02-25 2014-02-11 Microsoft Corporation Leveraging speech recognizer feedback for voice activity detection
KR101788484B1 (ko) 2013-06-21 2017-10-19 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. Ｔｃｘ ｌｔｐ를 이용하여 붕괴되거나 붕괴되지 않은 수신된 프레임들의 재구성을 갖는 오디오 디코딩
WO2015059947A1 (ja) * 2013-10-22 2015-04-30 日本電気株式会社 音声検出装置、音声検出方法及びプログラム
WO2015059946A1 (ja) * 2013-10-22 2015-04-30 日本電気株式会社 音声検出装置、音声検出方法及びプログラム
KR102495517B1 (ko) * 2016-01-26 2023-02-03 삼성전자 주식회사 전자 장치, 전자 장치의 음성 인식 방법
CN107346658B (zh) * 2017-07-14 2020-07-28 深圳永顺智信息科技有限公司 混响抑制方法及装置
JP6716513B2 (ja) * 2017-08-29 2020-07-01 日本電信電話株式会社 音声区間検出装置、その方法、及びプログラム
CN107731242B (zh) * 2017-09-26 2020-09-04 桂林电子科技大学 一种广义最大后验的谱幅度估计的增益函数语音增强方法
JP2021009441A (ja) * 2019-06-28 2021-01-28 ルネサスエレクトロニクス株式会社 異常検知システム及び異常検知プログラム
CN112489692B (zh) * 2020-11-03 2024-10-18 北京捷通华声科技股份有限公司 语音端点检测方法和装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3034279B2 (ja) * 1990-06-27 2000-04-17 株式会社東芝 有音検出装置および有音検出方法
JPH05273992A (ja) * 1992-03-25 1993-10-22 Mitsubishi Electric Corp 音声区間検出装置
US5692104A (en) * 1992-12-31 1997-11-25 Apple Computer, Inc. Method and apparatus for detecting end points of speech activity
US5432859A (en) 1993-02-23 1995-07-11 Novatel Communications Ltd. Noise-reduction system
IN184794B (enExample) 1993-09-14 2000-09-30 British Telecomm
FI100840B (fi) * 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaises ta puheesta sekä matkaviestin
US6289309B1 (en) * 1998-12-16 2001-09-11 Sarnoff Corporation Noise spectrum tracking for speech enhancement
US6556967B1 (en) * 1999-03-12 2003-04-29 The United States Of America As Represented By The National Security Agency Voice activity detector
JP2000330597A (ja) * 1999-05-20 2000-11-30 Matsushita Electric Ind Co Ltd 雑音抑圧装置
US6615170B1 (en) * 2000-03-07 2003-09-02 International Business Machines Corporation Model-based voice activity detection system and method using a log-likelihood ratio and pitch
JP3605011B2 (ja) * 2000-08-08 2004-12-22 三洋電機株式会社 音声認識方法
WO2002029780A2 (en) * 2000-10-04 2002-04-11 Clarity, Llc Speech detection with source separation
US6993481B2 (en) * 2000-12-04 2006-01-31 Global Ip Sound Ab Detection of speech activity using feature model adaptation
US20020087307A1 (en) * 2000-12-29 2002-07-04 Lee Victor Wai Leung Computer-implemented progressive noise scanning method and system
US6985858B2 (en) * 2001-03-20 2006-01-10 Microsoft Corporation Method and apparatus for removing noise from feature vectors
US6678656B2 (en) * 2002-01-30 2004-01-13 Motorola, Inc. Noise reduced speech recognition parameters

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JP2005181458A (ja) 2005-07-07
US20050131689A1 (en) 2005-06-16
US7475012B2 (en) 2009-01-06

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