JP2004511003A - 音声コーディングにおける雑音のロバストな分類のための方法 - Google Patents

音声コーディングにおける雑音のロバストな分類のための方法 Download PDF

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Publication number
JP2004511003A
JP2004511003A JP2002521281A JP2002521281A JP2004511003A JP 2004511003 A JP2004511003 A JP 2004511003A JP 2002521281 A JP2002521281 A JP 2002521281A JP 2002521281 A JP2002521281 A JP 2002521281A JP 2004511003 A JP2004511003 A JP 2004511003A
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signal
parameters
parameter
noise
speech
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JP2002521281A
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English (en)
Japanese (ja)
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ティッセン，ジェス
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コネクサント・システムズ・インコーポレイテッド
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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)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
JP2002521281A 2000-08-21 2001-08-17 音声コーディングにおける雑音のロバストな分類のための方法 Pending JP2004511003A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/643,017 US6983242B1 (en) 2000-08-21 2000-08-21 Method for robust classification in speech coding
PCT/IB2001/001490 WO2002017299A1 (en) 2000-08-21 2001-08-17 Method for noise robust classification in speech coding

Related Child Applications (1)

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JP2007257432A Division JP2008058983A (ja) 2000-08-21 2007-10-01 音声コーディングにおける雑音のロバストな分類のための方法

Publications (1)

Publication Number Publication Date
JP2004511003A true JP2004511003A (ja) 2004-04-08

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JP2002521281A Pending JP2004511003A (ja) 2000-08-21 2001-08-17 音声コーディングにおける雑音のロバストな分類のための方法
JP2007257432A Pending JP2008058983A (ja) 2000-08-21 2007-10-01 音声コーディングにおける雑音のロバストな分類のための方法

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JP2007257432A Pending JP2008058983A (ja) 2000-08-21 2007-10-01 音声コーディングにおける雑音のロバストな分類のための方法

Country Status (8)

Country Link
US (1) US6983242B1 (enExample)
EP (1) EP1312075B1 (enExample)
JP (2) JP2004511003A (enExample)
CN (2) CN1302460C (enExample)
AT (1) ATE319160T1 (enExample)
AU (1) AU2001277647A1 (enExample)
DE (1) DE60117558T2 (enExample)
WO (1) WO2002017299A1 (enExample)

Cited By (1)

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JP2011053557A (ja) * 2009-09-03 2011-03-17 Raytron:Kk 悲鳴検出装置および悲鳴検出方法

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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
EP2118892B1 (en) * 2007-02-12 2010-07-14 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
ES2371619B1 (es) * 2009-10-08 2012-08-08 Telefónica, S.A. Procedimiento de detección de segmentos de voz.
EP2490214A4 (en) * 2009-10-15 2012-10-24 Huawei Tech Co Ltd METHOD, DEVICE AND SYSTEM FOR SIGNAL PROCESSING
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
US9240191B2 (en) 2011-04-28 2016-01-19 Telefonaktiebolaget L M Ericsson (Publ) Frame based audio signal classification
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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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011053557A (ja) * 2009-09-03 2011-03-17 Raytron:Kk 悲鳴検出装置および悲鳴検出方法

Also Published As

Publication number Publication date
EP1312075A1 (en) 2003-05-21
ATE319160T1 (de) 2006-03-15
EP1312075B1 (en) 2006-03-01
CN1210685C (zh) 2005-07-13
US6983242B1 (en) 2006-01-03
DE60117558D1 (de) 2006-04-27
JP2008058983A (ja) 2008-03-13
WO2002017299A1 (en) 2002-02-28
CN1447963A (zh) 2003-10-08
AU2001277647A1 (en) 2002-03-04
CN1302460C (zh) 2007-02-28
DE60117558T2 (de) 2006-08-10
CN1624766A (zh) 2005-06-08

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