DE69635141D1 - Verfahren zur Erzeugung von Sprachmerkmalsignalen und Vorrichtung zu seiner Durchführung - Google Patents

Verfahren zur Erzeugung von Sprachmerkmalsignalen und Vorrichtung zu seiner Durchführung

Info

Publication number
DE69635141D1
DE69635141D1 DE69635141T DE69635141T DE69635141D1 DE 69635141 D1 DE69635141 D1 DE 69635141D1 DE 69635141 T DE69635141 T DE 69635141T DE 69635141 T DE69635141 T DE 69635141T DE 69635141 D1 DE69635141 D1 DE 69635141D1
Authority
DE
Germany
Prior art keywords
carrying
speech feature
feature signals
generating speech
generating
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.)
Expired - Lifetime
Application number
DE69635141T
Other languages
English (en)
Other versions
DE69635141T2 (de
Inventor
Mazin G Rahim
Jay Gordon Wilpon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
AT&T Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by AT&T Corp filed Critical AT&T Corp
Application granted granted Critical
Publication of DE69635141D1 publication Critical patent/DE69635141D1/de
Publication of DE69635141T2 publication Critical patent/DE69635141T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • 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
    • G10L15/08—Speech classification or search
    • 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
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/12—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being prediction coefficients
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Telephonic Communication Services (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Telephone Function (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Character Discrimination (AREA)
DE69635141T 1995-12-20 1996-12-17 Verfahren zur Erzeugung von Sprachmerkmalsignalen und Vorrichtung zu seiner Durchführung Expired - Lifetime DE69635141T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/575,378 US5806022A (en) 1995-12-20 1995-12-20 Method and system for performing speech recognition
US575378 1995-12-20

Publications (2)

Publication Number Publication Date
DE69635141D1 true DE69635141D1 (de) 2005-10-06
DE69635141T2 DE69635141T2 (de) 2006-03-09

Family

ID=24300085

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69635141T Expired - Lifetime DE69635141T2 (de) 1995-12-20 1996-12-17 Verfahren zur Erzeugung von Sprachmerkmalsignalen und Vorrichtung zu seiner Durchführung
DE69616724T Expired - Lifetime DE69616724T2 (de) 1995-12-20 1996-12-17 Verfahren und System für die Spracherkennung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69616724T Expired - Lifetime DE69616724T2 (de) 1995-12-20 1996-12-17 Verfahren und System für die Spracherkennung

Country Status (5)

Country Link
US (1) US5806022A (de)
EP (2) EP1093112B1 (de)
JP (1) JP4050350B2 (de)
CA (1) CA2192397C (de)
DE (2) DE69635141T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2766604B1 (fr) * 1997-07-22 1999-10-01 France Telecom Procede et dispositif d'egalisation aveugle des effets d'un canal de transmission sur un signal de parole numerique
US6076058A (en) * 1998-03-02 2000-06-13 Lucent Technologies Inc. Linear trajectory models incorporating preprocessing parameters for speech recognition
US6163765A (en) * 1998-03-30 2000-12-19 Motorola, Inc. Subband normalization, transformation, and voiceness to recognize phonemes for text messaging in a radio communication system
US6151572A (en) * 1998-04-27 2000-11-21 Motorola, Inc. Automatic and attendant speech to text conversion in a selective call radio system and method
US6571393B1 (en) * 1998-05-27 2003-05-27 The Hong Kong University Of Science And Technology Data transmission system
US6073094A (en) * 1998-06-02 2000-06-06 Motorola Voice compression by phoneme recognition and communication of phoneme indexes and voice features
US6987927B1 (en) * 1998-09-09 2006-01-17 Smartdisk Corporation Enhanced digital data collector for removable memory modules
US6826528B1 (en) 1998-09-09 2004-11-30 Sony Corporation Weighted frequency-channel background noise suppressor
US6658202B1 (en) * 1998-09-09 2003-12-02 Smartdisk Portable data transfer and mass storage device for removable memory modules
US6292776B1 (en) * 1999-03-12 2001-09-18 Lucent Technologies Inc. Hierarchial subband linear predictive cepstral features for HMM-based speech recognition
AU2297301A (en) * 1999-10-21 2001-04-30 Sony Electronics Inc. Method for implementing a noise suppressor in a speech recognition system
US20020065649A1 (en) * 2000-08-25 2002-05-30 Yoon Kim Mel-frequency linear prediction speech recognition apparatus and method
US7010480B2 (en) * 2000-09-15 2006-03-07 Mindspeed Technologies, Inc. Controlling a weighting filter based on the spectral content of a speech signal
JP4757158B2 (ja) * 2006-09-20 2011-08-24 富士通株式会社 音信号処理方法、音信号処理装置及びコンピュータプログラム
JP5150542B2 (ja) * 2009-03-26 2013-02-20 株式会社東芝 パターン認識装置、パターン認識方法、及び、プログラム
US8489632B1 (en) * 2011-06-28 2013-07-16 Google Inc. Predictive model training management
CN102723081B (zh) * 2012-05-30 2014-05-21 无锡百互科技有限公司 语音信号处理方法、语音和声纹识别方法及其装置
US9704478B1 (en) * 2013-12-02 2017-07-11 Amazon Technologies, Inc. Audio output masking for improved automatic speech recognition
CN107393554B (zh) * 2017-06-20 2020-07-10 武汉大学 一种声场景分类中融合类间标准差的特征提取方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60146399A (ja) * 1984-01-11 1985-08-02 松下電器産業株式会社 音声遠隔制御装置
CA1232686A (en) * 1985-01-30 1988-02-09 Northern Telecom Limited Speech recognition
JPH06105394B2 (ja) * 1986-03-19 1994-12-21 株式会社東芝 音声認識方式
US4914692A (en) * 1987-12-29 1990-04-03 At&T Bell Laboratories Automatic speech recognition using echo cancellation
JPH02299360A (ja) * 1989-05-12 1990-12-11 Toshiba Corp 音声認織装置
US5195132B1 (en) * 1990-12-03 1996-03-19 At & T Bell Lab Telephone network speech signal enhancement
JP3354252B2 (ja) * 1993-12-27 2002-12-09 株式会社リコー 音声認識装置
US5590242A (en) * 1994-03-24 1996-12-31 Lucent Technologies Inc. Signal bias removal for robust telephone speech recognition

Also Published As

Publication number Publication date
DE69616724D1 (de) 2001-12-13
JP4050350B2 (ja) 2008-02-20
EP1093112A2 (de) 2001-04-18
JPH09179585A (ja) 1997-07-11
CA2192397C (en) 2001-04-03
MX9606483A (es) 1997-09-30
US5806022A (en) 1998-09-08
DE69635141T2 (de) 2006-03-09
EP1093112A3 (de) 2002-02-06
EP0780828A2 (de) 1997-06-25
EP0780828A3 (de) 1998-12-30
EP1093112B1 (de) 2005-08-31
CA2192397A1 (en) 1997-06-21
DE69616724T2 (de) 2002-04-25
EP0780828B1 (de) 2001-11-07

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Legal Events

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