DE69811310D1 - Verfahren und Vorrichtung zur Detektion und Endpunkt-Detektion von Vordergrund-Sprachsignalen - Google Patents

Verfahren und Vorrichtung zur Detektion und Endpunkt-Detektion von Vordergrund-Sprachsignalen

Info

Publication number
DE69811310D1
DE69811310D1 DE69811310T DE69811310T DE69811310D1 DE 69811310 D1 DE69811310 D1 DE 69811310D1 DE 69811310 T DE69811310 T DE 69811310T DE 69811310 T DE69811310 T DE 69811310T DE 69811310 D1 DE69811310 D1 DE 69811310D1
Authority
DE
Germany
Prior art keywords
detection
end point
speech signals
foreground speech
point detection
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
DE69811310T
Other languages
English (en)
Other versions
DE69811310T2 (de
Inventor
Stephen Douglas Peters
Daniel Boies
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks Ltd
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 Nortel Networks Ltd filed Critical Nortel Networks Ltd
Application granted granted Critical
Publication of DE69811310D1 publication Critical patent/DE69811310D1/de
Publication of DE69811310T2 publication Critical patent/DE69811310T2/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
    • 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
    • G10L25/87—Detection of discrete points within a voice signal

Landscapes

  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
DE69811310T 1997-10-24 1998-10-23 Verfahren und Vorrichtung zur Detektion und Endpunkt-Detektion von Vordergrund-Sprachsignalen Expired - Fee Related DE69811310T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/950,417 US6134524A (en) 1997-10-24 1997-10-24 Method and apparatus to detect and delimit foreground speech

Publications (2)

Publication Number Publication Date
DE69811310D1 true DE69811310D1 (de) 2003-03-20
DE69811310T2 DE69811310T2 (de) 2003-10-16

Family

ID=25490403

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69811310T Expired - Fee Related DE69811310T2 (de) 1997-10-24 1998-10-23 Verfahren und Vorrichtung zur Detektion und Endpunkt-Detektion von Vordergrund-Sprachsignalen

Country Status (4)

Country Link
US (1) US6134524A (de)
EP (1) EP0911806B1 (de)
CA (1) CA2250649A1 (de)
DE (1) DE69811310T2 (de)

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WO1998041978A1 (fr) * 1997-03-19 1998-09-24 Hitachi, Ltd. Procede et dispositif destines a detecter des points de depart et de terminaison d'une section son dans une sequence video
US6321197B1 (en) * 1999-01-22 2001-11-20 Motorola, Inc. Communication device and method for endpointing speech utterances
JP2001075594A (ja) * 1999-08-31 2001-03-23 Pioneer Electronic Corp 音声認識システム
US6621834B1 (en) * 1999-11-05 2003-09-16 Raindance Communications, Inc. System and method for voice transmission over network protocols
US7263074B2 (en) * 1999-12-09 2007-08-28 Broadcom Corporation Voice activity detection based on far-end and near-end statistics
EP1279164A1 (de) * 2000-04-28 2003-01-29 Deutsche Telekom AG Verfahren zur berechnung einer sprachaktivitätsentscheidung (voice activity detector)
US7421393B1 (en) 2004-03-01 2008-09-02 At&T Corp. System for developing a dialog manager using modular spoken-dialog components
US7412393B1 (en) * 2004-03-01 2008-08-12 At&T Corp. Method for developing a dialog manager using modular spoken-dialog components
US8345890B2 (en) 2006-01-05 2013-01-01 Audience, Inc. System and method for utilizing inter-microphone level differences for speech enhancement
US9185487B2 (en) * 2006-01-30 2015-11-10 Audience, Inc. System and method for providing noise suppression utilizing null processing noise subtraction
US8204252B1 (en) 2006-10-10 2012-06-19 Audience, Inc. System and method for providing close microphone adaptive array processing
US8194880B2 (en) 2006-01-30 2012-06-05 Audience, Inc. System and method for utilizing omni-directional microphones for speech enhancement
US8744844B2 (en) 2007-07-06 2014-06-03 Audience, Inc. System and method for adaptive intelligent noise suppression
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US8934641B2 (en) 2006-05-25 2015-01-13 Audience, Inc. Systems and methods for reconstructing decomposed audio signals
US8204253B1 (en) 2008-06-30 2012-06-19 Audience, Inc. Self calibration of audio device
US8849231B1 (en) 2007-08-08 2014-09-30 Audience, Inc. System and method for adaptive power control
US8150065B2 (en) * 2006-05-25 2012-04-03 Audience, Inc. System and method for processing an audio signal
US8259926B1 (en) 2007-02-23 2012-09-04 Audience, Inc. System and method for 2-channel and 3-channel acoustic echo cancellation
US8189766B1 (en) 2007-07-26 2012-05-29 Audience, Inc. System and method for blind subband acoustic echo cancellation postfiltering
US8143620B1 (en) 2007-12-21 2012-03-27 Audience, Inc. System and method for adaptive classification of audio sources
US8180064B1 (en) 2007-12-21 2012-05-15 Audience, Inc. System and method for providing voice equalization
US8194882B2 (en) 2008-02-29 2012-06-05 Audience, Inc. System and method for providing single microphone noise suppression fallback
US8355511B2 (en) 2008-03-18 2013-01-15 Audience, Inc. System and method for envelope-based acoustic echo cancellation
JP5423670B2 (ja) * 2008-04-30 2014-02-19 日本電気株式会社 音響モデル学習装置および音声認識装置
US8521530B1 (en) * 2008-06-30 2013-08-27 Audience, Inc. System and method for enhancing a monaural audio signal
US8774423B1 (en) 2008-06-30 2014-07-08 Audience, Inc. System and method for controlling adaptivity of signal modification using a phantom coefficient
US9008329B1 (en) 2010-01-26 2015-04-14 Audience, Inc. Noise reduction using multi-feature cluster tracker
US8798290B1 (en) 2010-04-21 2014-08-05 Audience, Inc. Systems and methods for adaptive signal equalization
GB2504341A (en) * 2012-07-26 2014-01-29 Snell Ltd Determining the value of a specified quantile using iterative estimation
US9640194B1 (en) 2012-10-04 2017-05-02 Knowles Electronics, Llc Noise suppression for speech processing based on machine-learning mask estimation
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
US9799330B2 (en) 2014-08-28 2017-10-24 Knowles Electronics, Llc Multi-sourced noise suppression
US10109277B2 (en) * 2015-04-27 2018-10-23 Nuance Communications, Inc. Methods and apparatus for speech recognition using visual information
US9898847B2 (en) * 2015-11-30 2018-02-20 Shanghai Sunson Activated Carbon Technology Co., Ltd. Multimedia picture generating method, device and electronic device

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JPS58143394A (ja) * 1982-02-19 1983-08-25 株式会社日立製作所 音声区間の検出・分類方式
US4718096A (en) * 1983-05-18 1988-01-05 Speech Systems, Inc. Speech recognition system
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US4696039A (en) * 1983-10-13 1987-09-22 Texas Instruments Incorporated Speech analysis/synthesis system with silence suppression
US4821325A (en) * 1984-11-08 1989-04-11 American Telephone And Telegraph Company, At&T Bell Laboratories Endpoint detector
US4764966A (en) * 1985-10-11 1988-08-16 International Business Machines Corporation Method and apparatus for voice detection having adaptive sensitivity
US4742537A (en) * 1986-06-04 1988-05-03 Electronic Information Systems, Inc. Telephone line monitoring system
US5276765A (en) * 1988-03-11 1994-01-04 British Telecommunications Public Limited Company Voice activity detection
US5007000A (en) * 1989-06-28 1991-04-09 International Telesystems Corp. Classification of audio signals on a telephone line
US5062137A (en) * 1989-07-27 1991-10-29 Matsushita Electric Industrial Co., Ltd. Method and apparatus for speech recognition
KR960005741B1 (ko) * 1990-05-28 1996-05-01 마쯔시다덴기산교 가부시기가이샤 음성신호부호화장치
US5323322A (en) * 1992-03-05 1994-06-21 Trimble Navigation Limited Networked differential GPS system
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US5617508A (en) * 1992-10-05 1997-04-01 Panasonic Technologies Inc. Speech detection device for the detection of speech end points based on variance of frequency band limited energy
US5579431A (en) * 1992-10-05 1996-11-26 Panasonic Technologies, Inc. Speech detection in presence of noise by determining variance over time of frequency band limited energy
US5596680A (en) * 1992-12-31 1997-01-21 Apple Computer, Inc. Method and apparatus for detecting speech activity using cepstrum vectors
US5459814A (en) * 1993-03-26 1995-10-17 Hughes Aircraft Company Voice activity detector for speech signals in variable background noise
US5490204A (en) * 1994-03-01 1996-02-06 Safco Corporation Automated quality assessment system for cellular networks
EP0721257B1 (de) * 1995-01-09 2005-03-30 Daewoo Electronics Corporation Bitverteilung für Mehrkanal-Audiokodierer auf Grund von wahrnehmungsgebundener Entropie
US5598466A (en) * 1995-08-28 1997-01-28 Intel Corporation Voice activity detector for half-duplex audio communication system

Also Published As

Publication number Publication date
EP0911806A3 (de) 2001-03-21
CA2250649A1 (en) 1999-04-24
DE69811310T2 (de) 2003-10-16
US6134524A (en) 2000-10-17
EP0911806A2 (de) 1999-04-28
EP0911806B1 (de) 2003-02-12

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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