FR2451680B1 - - Google Patents

Info

Publication number
FR2451680B1
FR2451680B1 FR7906670A FR7906670A FR2451680B1 FR 2451680 B1 FR2451680 B1 FR 2451680B1 FR 7906670 A FR7906670 A FR 7906670A FR 7906670 A FR7906670 A FR 7906670A FR 2451680 B1 FR2451680 B1 FR 2451680B1
Authority
FR
France
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
Application number
FR7906670A
Other languages
French (fr)
Other versions
FR2451680A1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7906670A priority Critical patent/FR2451680A1/fr
Priority to US06/125,532 priority patent/US4331837A/en
Priority to CA000346815A priority patent/CA1144668A/en
Priority to DE19803009677 priority patent/DE3009677A1/de
Priority to GB8008220A priority patent/GB2048616B/en
Priority to JP3047480A priority patent/JPS5660131A/ja
Publication of FR2451680A1 publication Critical patent/FR2451680A1/fr
Application granted granted Critical
Publication of FR2451680B1 publication Critical patent/FR2451680B1/fr
Granted 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H04J3/175—Speech activity or inactivity detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
FR7906670A 1979-03-12 1979-03-12 Discriminateur parole/silence pour interpolation de la parole Granted FR2451680A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7906670A FR2451680A1 (fr) 1979-03-12 1979-03-12 Discriminateur parole/silence pour interpolation de la parole
US06/125,532 US4331837A (en) 1979-03-12 1980-02-28 Speech/silence discriminator for speech interpolation
CA000346815A CA1144668A (en) 1979-03-12 1980-03-03 Speech/silence discriminator for speech interpolation
DE19803009677 DE3009677A1 (de) 1979-03-12 1980-03-11 Verfahren zur erkennung von sprache und sprachpausen
GB8008220A GB2048616B (en) 1979-03-12 1980-03-11 Speech/silence discriminator for speech interpolation
JP3047480A JPS5660131A (en) 1979-03-12 1980-03-12 Talking interrupting sound*soundless identifying method and identifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7906670A FR2451680A1 (fr) 1979-03-12 1979-03-12 Discriminateur parole/silence pour interpolation de la parole

Publications (2)

Publication Number Publication Date
FR2451680A1 FR2451680A1 (fr) 1980-10-10
FR2451680B1 true FR2451680B1 (enExample) 1984-05-04

Family

ID=9223170

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7906670A Granted FR2451680A1 (fr) 1979-03-12 1979-03-12 Discriminateur parole/silence pour interpolation de la parole

Country Status (6)

Country Link
US (1) US4331837A (enExample)
JP (1) JPS5660131A (enExample)
CA (1) CA1144668A (enExample)
DE (1) DE3009677A1 (enExample)
FR (1) FR2451680A1 (enExample)
GB (1) GB2048616B (enExample)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4506379A (en) * 1980-04-21 1985-03-19 Bodysonic Kabushiki Kaisha Method and system for discriminating human voice signal
DE3036739A1 (de) * 1980-09-29 1982-06-03 Siemens AG, 1000 Berlin und 8000 München Fernsprech-mobilfunksystem zur digitalen sprachuebertragung
JPS5852695A (ja) * 1981-09-25 1983-03-28 日産自動車株式会社 車両用音声検出装置
DE3276731D1 (en) * 1982-04-27 1987-08-13 Philips Nv Speech analysis system
EP0092612B1 (en) * 1982-04-27 1987-07-08 Koninklijke Philips Electronics N.V. Speech analysis system
JPS58211792A (ja) * 1982-06-04 1983-12-09 日産自動車株式会社 車両用音声認識装置
US4573188A (en) * 1982-06-10 1986-02-25 The Aerospace Corporation Digital to analog converter
US4499594A (en) * 1982-06-10 1985-02-12 The Aerospace Corporation Digital to analog converter
JPH0612882B2 (ja) * 1982-06-15 1994-02-16 富士通株式会社 エコ−キャンセラ
FR2535854A1 (fr) * 1982-11-10 1984-05-11 Cit Alcatel Procede et dispositif d'evaluation du niveau de bruit sur une voie telephonique
DE3243231A1 (de) * 1982-11-23 1984-05-24 Philips Kommunikations Industrie AG, 8500 Nürnberg Verfahren zur erkennung von sprachpausen
DE3243232A1 (de) * 1982-11-23 1984-05-24 Philips Kommunikations Industrie AG, 8500 Nürnberg Verfahren zur erkennung von sprachpausen
EP0140249B1 (en) * 1983-10-13 1988-08-10 Texas Instruments Incorporated Speech analysis/synthesis with energy normalization
US4696039A (en) * 1983-10-13 1987-09-22 Texas Instruments Incorporated Speech analysis/synthesis system with silence suppression
EP0167364A1 (en) * 1984-07-06 1986-01-08 AT&T Corp. Speech-silence detection with subband coding
US5218668A (en) * 1984-09-28 1993-06-08 Itt Corporation Keyword recognition system and method using template concantenation model
IT1179803B (it) * 1984-10-30 1987-09-16 Cselt Centro Studi Lab Telecom Metodo e dispositivo per la correzione di errori causati da rumore di tipo impulsivo su segnali vocali codificati con bassa velocita di ci fra e trasmessi su canali di comunicazione radio
US4701937A (en) * 1985-05-13 1987-10-20 Industrial Technology Research Institute Republic Of China Signal storage and replay system
US4628529A (en) * 1985-07-01 1986-12-09 Motorola, Inc. Noise suppression system
US4630305A (en) * 1985-07-01 1986-12-16 Motorola, Inc. Automatic gain selector for a noise suppression system
GB8613327D0 (en) * 1986-06-02 1986-07-09 British Telecomm Speech processor
DE4020643A1 (de) * 1990-06-29 1992-01-02 Philips Patentverwaltung Verfahren zur tiefpassfilterung und anordnung zur durchfuehrung des verfahrens
US5134658A (en) * 1990-09-27 1992-07-28 Advanced Micro Devices, Inc. Apparatus for discriminating information signals from noise signals in a communication signal
US5572593A (en) * 1992-06-25 1996-11-05 Hitachi, Ltd. Method and apparatus for detecting and extending temporal gaps in speech signal and appliances using the same
JP2897551B2 (ja) * 1992-10-12 1999-05-31 日本電気株式会社 音声復号化装置
JP2746033B2 (ja) * 1992-12-24 1998-04-28 日本電気株式会社 音声復号化装置
US6330334B1 (en) 1993-03-15 2001-12-11 Command Audio Corporation Method and system for information dissemination using television signals
US5459814A (en) * 1993-03-26 1995-10-17 Hughes Aircraft Company Voice activity detector for speech signals in variable background noise
US5710862A (en) * 1993-06-30 1998-01-20 Motorola, Inc. Method and apparatus for reducing an undesirable characteristic of a spectral estimate of a noise signal between occurrences of voice signals
US5630014A (en) * 1993-10-27 1997-05-13 Nec Corporation Gain controller with automatic adjustment using integration energy values
US5845240A (en) * 1996-07-24 1998-12-01 Fielder; Mark Selective recall and preservation of continuously recorded data
KR970017456A (ko) * 1995-09-30 1997-04-30 김광호 음성신호의 무음 및 무성음 판별방법 및 그 장치
US5809472A (en) * 1996-04-03 1998-09-15 Command Audio Corporation Digital audio data transmission system based on the information content of an audio signal
US5815671A (en) * 1996-06-11 1998-09-29 Command Audio Corporation Method and apparatus for encoding and storing audio/video information for subsequent predetermined retrieval
US5956629A (en) * 1996-08-14 1999-09-21 Command Audio Corporation Method and apparatus for transmitter identification and selection for mobile information signal services
JPH10341256A (ja) * 1997-06-10 1998-12-22 Logic Corp 音声から有音を抽出し、抽出有音から音声を再生する方法および装置
US6314396B1 (en) 1998-11-06 2001-11-06 International Business Machines Corporation Automatic gain control in a speech recognition system
US7423983B1 (en) 1999-09-20 2008-09-09 Broadcom Corporation Voice and data exchange over a packet based network
US6804638B2 (en) * 1999-04-30 2004-10-12 Recent Memory Incorporated Device and method for selective recall and preservation of events prior to decision to record the events
GB9912577D0 (en) * 1999-05-28 1999-07-28 Mitel Corp Method of detecting silence in a packetized voice stream
KR100546758B1 (ko) * 2003-06-30 2006-01-26 한국전자통신연구원 음성의 상호부호화시 전송률 결정 장치 및 방법
US10248917B1 (en) 2004-10-14 2019-04-02 Capital One Services, Llc System and method for developing and utilizing a contactability profile
US20080215318A1 (en) * 2007-03-01 2008-09-04 Microsoft Corporation Event recognition
US11045118B2 (en) 2017-04-06 2021-06-29 Dean Robert Gary Anderson Systems, devices, and methods for determining hearing ability and treating hearing loss

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873926A (en) * 1974-05-03 1975-03-25 Motorola Inc Audio frequency squelch system
US4044309A (en) * 1974-07-18 1977-08-23 Narco Scientific Industries, Inc. Automatic squelch circuit with hysteresis
FR2304899A1 (fr) * 1975-03-20 1976-10-15 Cit Alcatel Detecteur de crete d'une variable
GB1516100A (en) * 1975-12-17 1978-06-28 Secr Defence Audio signal processing apparatus
US4052568A (en) * 1976-04-23 1977-10-04 Communications Satellite Corporation Digital voice switch
US4028496A (en) * 1976-08-17 1977-06-07 Bell Telephone Laboratories, Incorporated Digital speech detector

Also Published As

Publication number Publication date
FR2451680A1 (fr) 1980-10-10
CA1144668A (en) 1983-04-12
GB2048616B (en) 1983-08-24
US4331837A (en) 1982-05-25
DE3009677A1 (de) 1980-09-25
JPS5660131A (en) 1981-05-23
GB2048616A (en) 1980-12-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse