DE69920461D1 - Verfahren und Vorrichtung zur robusten Merkmalsextraktion für die Spracherkennung - Google Patents

Verfahren und Vorrichtung zur robusten Merkmalsextraktion für die Spracherkennung

Info

Publication number
DE69920461D1
DE69920461D1 DE69920461T DE69920461T DE69920461D1 DE 69920461 D1 DE69920461 D1 DE 69920461D1 DE 69920461 T DE69920461 T DE 69920461T DE 69920461 T DE69920461 T DE 69920461T DE 69920461 D1 DE69920461 D1 DE 69920461D1
Authority
DE
Germany
Prior art keywords
noise
spectral
spectrum
speech
contain
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 - Fee Related
Application number
DE69920461T
Other languages
English (en)
Other versions
DE69920461T2 (de
Inventor
Raymond Brueckner
Hans-Guenther Hirsch
Rainer Klisch
Volker Springer
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE69920461D1 publication Critical patent/DE69920461D1/de
Publication of DE69920461T2 publication Critical patent/DE69920461T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G10L15/20—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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Telephonic Communication Services (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Image Analysis (AREA)
  • Facsimile Transmission Control (AREA)
DE69920461T 1999-10-29 1999-10-29 Verfahren und Vorrichtung zur robusten Merkmalsextraktion für die Spracherkennung Expired - Fee Related DE69920461T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99203613A EP1096471B1 (de) 1999-10-29 1999-10-29 Verfahren und Vorrichtung zur robusten Merkmalsextraktion für die Spracherkennung

Publications (2)

Publication Number Publication Date
DE69920461D1 true DE69920461D1 (de) 2004-10-28
DE69920461T2 DE69920461T2 (de) 2005-12-01

Family

ID=8240813

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69920461T Expired - Fee Related DE69920461T2 (de) 1999-10-29 1999-10-29 Verfahren und Vorrichtung zur robusten Merkmalsextraktion für die Spracherkennung

Country Status (8)

Country Link
US (1) US6678657B1 (de)
EP (1) EP1096471B1 (de)
JP (1) JP2003513340A (de)
CN (1) CN1185622C (de)
AT (1) ATE277400T1 (de)
AU (1) AU7660800A (de)
DE (1) DE69920461T2 (de)
WO (1) WO2001033552A1 (de)

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US7392185B2 (en) 1999-11-12 2008-06-24 Phoenix Solutions, Inc. Speech based learning/training system using semantic decoding
US7050977B1 (en) 1999-11-12 2006-05-23 Phoenix Solutions, Inc. Speech-enabled server for internet website and method
US7725307B2 (en) 1999-11-12 2010-05-25 Phoenix Solutions, Inc. Query engine for processing voice based queries including semantic decoding
US6633846B1 (en) 1999-11-12 2003-10-14 Phoenix Solutions, Inc. Distributed realtime speech recognition system
US6665640B1 (en) 1999-11-12 2003-12-16 Phoenix Solutions, Inc. Interactive speech based learning/training system formulating search queries based on natural language parsing of recognized user queries
US9076448B2 (en) 1999-11-12 2015-07-07 Nuance Communications, Inc. Distributed real time speech recognition system
EP1229516A1 (de) * 2001-01-26 2002-08-07 Telefonaktiebolaget L M Ericsson (Publ) Verfahren, Vorrichtung, Endgerät und System zur automatischen Erkennung verzerrter Sprachdaten
GB0103245D0 (en) * 2001-02-09 2001-03-28 Radioscape Ltd Method of inserting additional data into a compressed signal
TW533406B (en) * 2001-09-28 2003-05-21 Ind Tech Res Inst Speech noise elimination method
KR100400226B1 (ko) * 2001-10-15 2003-10-01 삼성전자주식회사 음성 부재 확률 계산 장치 및 방법과 이 장치 및 방법을이용한 잡음 제거 장치 및 방법
EP1568014A1 (de) * 2002-11-05 2005-08-31 Koninklijke Philips Electronics N.V. Spektrogrammrekonstruktion mittels eines codebuchs
DE10305369B4 (de) * 2003-02-10 2005-05-19 Siemens Ag Benutzeradaptives Verfahren zur Geräuschmodellierung
JP3907194B2 (ja) * 2003-05-23 2007-04-18 株式会社東芝 音声認識装置、音声認識方法及び音声認識プログラム
US7516069B2 (en) * 2004-04-13 2009-04-07 Texas Instruments Incorporated Middle-end solution to robust speech recognition
EP1635331A1 (de) * 2004-09-14 2006-03-15 Siemens Aktiengesellschaft Verfahren zur Abschätzung eines Signal-Rauschverhältnisses
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
KR101335417B1 (ko) * 2008-03-31 2013-12-05 (주)트란소노 노이지 음성 신호의 처리 방법과 이를 위한 장치 및 컴퓨터판독 가능한 기록매체
DE102008033056A1 (de) 2008-07-15 2010-01-21 Volkswagen Ag Kraftfahrzeug mit einem Mikrofon zur akustischen Eingabe eines Befehls zur Bedienung der Funktion des Kraftfahrzeuges
CN102290047B (zh) * 2011-09-22 2012-12-12 哈尔滨工业大学 基于稀疏分解与重构的鲁棒语音特征提取方法
US9257952B2 (en) 2013-03-13 2016-02-09 Kopin Corporation Apparatuses and methods for multi-channel signal compression during desired voice activity detection
US12380906B2 (en) 2013-03-13 2025-08-05 Solos Technology Limited Microphone configurations for eyewear devices, systems, apparatuses, and methods
US10306389B2 (en) 2013-03-13 2019-05-28 Kopin Corporation Head wearable acoustic system with noise canceling microphone geometry apparatuses and methods
CN105139855A (zh) * 2014-05-29 2015-12-09 哈尔滨理工大学 一种两阶段稀疏分解的说话人识别方法与装置
US11631421B2 (en) * 2015-10-18 2023-04-18 Solos Technology Limited Apparatuses and methods for enhanced speech recognition in variable environments
US9838737B2 (en) * 2016-05-05 2017-12-05 Google Inc. Filtering wind noises in video content
CN106356070B (zh) * 2016-08-29 2019-10-29 广州市百果园网络科技有限公司 一种音频信号处理方法，及装置
CN110738990B (zh) * 2018-07-19 2022-03-25 南京地平线机器人技术有限公司 识别语音的方法和装置
EP4218012B1 (de) * 2020-09-23 2025-09-03 Dolby Laboratories Licensing Corporation Adaptive rauschschätzung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8400728A (nl) * 1984-03-07 1985-10-01 Philips Nv Digitale spraakcoder met basisband residucodering.
US4897878A (en) * 1985-08-26 1990-01-30 Itt Corporation Noise compensation in speech recognition apparatus
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
JP3484757B2 (ja) * 1994-05-13 2004-01-06 ソニー株式会社 音声信号の雑音低減方法及び雑音区間検出方法

Also Published As

Publication number Publication date
EP1096471A1 (de) 2001-05-02
DE69920461T2 (de) 2005-12-01
CN1185622C (zh) 2005-01-19
WO2001033552A1 (en) 2001-05-10
AU7660800A (en) 2001-05-14
CN1384960A (zh) 2002-12-11
EP1096471B1 (de) 2004-09-22
ATE277400T1 (de) 2004-10-15
JP2003513340A (ja) 2003-04-08
US6678657B1 (en) 2004-01-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee