CN1210685C - 语音编码中噪音鲁棒分类方法 - Google Patents

语音编码中噪音鲁棒分类方法 Download PDF

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Publication number
CN1210685C
CN1210685C CNB018144187A CN01814418A CN1210685C CN 1210685 C CN1210685 C CN 1210685C CN B018144187 A CNB018144187 A CN B018144187A CN 01814418 A CN01814418 A CN 01814418A CN 1210685 C CN1210685 C CN 1210685C
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China
Prior art keywords
parameter
signal
parameters
speech
noise component
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Expired - Fee Related
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CNB018144187A
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English (en)
Chinese (zh)
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CN1447963A (zh
Inventor
J·塞斯
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WIAV Solutions LLC
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Conexant Systems LLC
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Publication of CN1447963A publication Critical patent/CN1447963A/zh
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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
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
    • 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
    • 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
    • G10L2021/02168—Noise filtering characterised by the method used for estimating noise the estimation exclusively taking place during speech pauses
    • 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
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision

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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)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
CNB018144187A 2000-08-21 2001-08-17 语音编码中噪音鲁棒分类方法 Expired - Fee Related CN1210685C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/643,017 2000-08-21
US09/643,017 US6983242B1 (en) 2000-08-21 2000-08-21 Method for robust classification in speech coding

Related Child Applications (1)

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CNB2004100889661A Division CN1302460C (zh) 2000-08-21 2001-08-17 语音编码中噪音鲁棒分类方法和装置

Publications (2)

Publication Number Publication Date
CN1447963A CN1447963A (zh) 2003-10-08
CN1210685C true CN1210685C (zh) 2005-07-13

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CNB018144187A Expired - Fee Related CN1210685C (zh) 2000-08-21 2001-08-17 语音编码中噪音鲁棒分类方法
CNB2004100889661A Expired - Fee Related CN1302460C (zh) 2000-08-21 2001-08-17 语音编码中噪音鲁棒分类方法和装置

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Country Link
US (1) US6983242B1 (https=)
EP (1) EP1312075B1 (https=)
JP (2) JP2004511003A (https=)
CN (2) CN1210685C (https=)
AT (1) ATE319160T1 (https=)
AU (1) AU2001277647A1 (https=)
DE (1) DE60117558T2 (https=)
WO (1) WO2002017299A1 (https=)

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JP4178319B2 (ja) * 2002-09-13 2008-11-12 インターナショナル・ビジネス・マシーンズ・コーポレーション 音声処理におけるフェーズ・アライメント
US7698132B2 (en) * 2002-12-17 2010-04-13 Qualcomm Incorporated Sub-sampled excitation waveform codebooks
GB0321093D0 (en) * 2003-09-09 2003-10-08 Nokia Corp Multi-rate coding
KR101008022B1 (ko) * 2004-02-10 2011-01-14 삼성전자주식회사 유성음 및 무성음 검출방법 및 장치
KR100735246B1 (ko) * 2005-09-12 2007-07-03 삼성전자주식회사 오디오 신호 전송 장치 및 방법
CN100483509C (zh) * 2006-12-05 2009-04-29 华为技术有限公司 声音信号分类方法和装置
CN101197130B (zh) * 2006-12-07 2011-05-18 华为技术有限公司 声音活动检测方法和声音活动检测器
WO2008100503A2 (en) * 2007-02-12 2008-08-21 Dolby Laboratories Licensing Corporation Improved ratio of speech to non-speech audio such as for elderly or hearing-impaired listeners
KR100930584B1 (ko) * 2007-09-19 2009-12-09 한국전자통신연구원 인간 음성의 유성음 특징을 이용한 음성 판별 방법 및 장치
JP5377167B2 (ja) * 2009-09-03 2013-12-25 株式会社レイトロン 悲鳴検出装置および悲鳴検出方法
ES2371619B1 (es) * 2009-10-08 2012-08-08 Telefónica, S.A. Procedimiento de detección de segmentos de voz.
CN102714034B (zh) * 2009-10-15 2014-06-04 华为技术有限公司 信号处理的方法、装置和系统
CN102467669B (zh) * 2010-11-17 2015-11-25 北京北大千方科技有限公司 一种在激光检测中提高匹配精度的方法和设备
BR112013026333B1 (pt) 2011-04-28 2021-05-18 Telefonaktiebolaget L M Ericsson (Publ) método de classificação de sinal de áudio baseada em quadro, classificador de áudio, dispositivo de comunicação de áudio, e, disposição de codec de áudio
US8990074B2 (en) * 2011-05-24 2015-03-24 Qualcomm Incorporated Noise-robust speech coding mode classification
CN102314884B (zh) * 2011-08-16 2013-01-02 捷思锐科技（北京）有限公司 语音激活检测方法与装置
CN103177728B (zh) * 2011-12-21 2015-07-29 中国移动通信集团广西有限公司 语音信号降噪处理方法及装置
KR20150032390A (ko) * 2013-09-16 2015-03-26 삼성전자주식회사 음성 명료도 향상을 위한 음성 신호 처리 장치 및 방법
US9886963B2 (en) * 2015-04-05 2018-02-06 Qualcomm Incorporated Encoder selection
CN113571036B (zh) * 2021-06-18 2023-08-18 上海淇玥信息技术有限公司 一种低质数据的自动化合成方法、装置及电子设备

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GB8911153D0 (en) * 1989-05-16 1989-09-20 Smiths Industries Plc Speech recognition apparatus and methods
US5459814A (en) * 1993-03-26 1995-10-17 Hughes Aircraft Company Voice activity detector for speech signals in variable background noise
US5491771A (en) * 1993-03-26 1996-02-13 Hughes Aircraft Company Real-time implementation of a 8Kbps CELP coder on a DSP pair
CA2136891A1 (en) * 1993-12-20 1995-06-21 Kalyan Ganesan Removal of swirl artifacts from celp based speech coders
JP2897628B2 (ja) * 1993-12-24 1999-05-31 三菱電機株式会社 音声検出器
EP0852052B1 (en) * 1995-09-14 2001-06-13 Ericsson Inc. System for adaptively filtering audio signals to enhance speech intelligibility in noisy environmental conditions
JPH09152894A (ja) * 1995-11-30 1997-06-10 Denso Corp 有音無音判別器
SE506034C2 (sv) * 1996-02-01 1997-11-03 Ericsson Telefon Ab L M Förfarande och anordning för förbättring av parametrar representerande brusigt tal
JPH1020891A (ja) * 1996-07-09 1998-01-23 Sony Corp 音声符号化方法及び装置
JPH10124097A (ja) * 1996-10-21 1998-05-15 Olympus Optical Co Ltd 音声記録再生装置
US6233550B1 (en) * 1997-08-29 2001-05-15 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps
WO1999012155A1 (en) * 1997-09-30 1999-03-11 Qualcomm Incorporated Channel gain modification system and method for noise reduction in voice communication
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US6240386B1 (en) * 1998-08-24 2001-05-29 Conexant Systems, Inc. Speech codec employing noise classification for noise compensation
US6636829B1 (en) * 1999-09-22 2003-10-21 Mindspeed Technologies, Inc. Speech communication system and method for handling lost frames

Also Published As

Publication number Publication date
EP1312075B1 (en) 2006-03-01
DE60117558T2 (de) 2006-08-10
AU2001277647A1 (en) 2002-03-04
US6983242B1 (en) 2006-01-03
JP2008058983A (ja) 2008-03-13
CN1624766A (zh) 2005-06-08
CN1447963A (zh) 2003-10-08
JP2004511003A (ja) 2004-04-08
WO2002017299A1 (en) 2002-02-28
ATE319160T1 (de) 2006-03-15
DE60117558D1 (de) 2006-04-27
CN1302460C (zh) 2007-02-28
EP1312075A1 (en) 2003-05-21

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