FR2316682B1 - - Google Patents

Info

Publication number
FR2316682B1
FR2316682B1 FR7618449A FR7618449A FR2316682B1 FR 2316682 B1 FR2316682 B1 FR 2316682B1 FR 7618449 A FR7618449 A FR 7618449A FR 7618449 A FR7618449 A FR 7618449A FR 2316682 B1 FR2316682 B1 FR 2316682B1
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
FR7618449A
Other languages
French (fr)
Other versions
FR2316682A1 (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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone 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
Priority claimed from JP50073063A external-priority patent/JPS51149705A/ja
Priority claimed from JP50086277A external-priority patent/JPS5210002A/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of FR2316682A1 publication Critical patent/FR2316682A1/fr
Application granted granted Critical
Publication of FR2316682B1 publication Critical patent/FR2316682B1/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
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

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)
FR7618449A 1975-06-18 1976-06-17 Procede pour juger des conditions voisee et devoisee d'un signal de conversation Granted FR2316682A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP50073063A JPS51149705A (en) 1975-06-18 1975-06-18 Method of analyzing drive sound source signal
JP50086277A JPS5210002A (en) 1975-07-15 1975-07-15 Separation method of drivinf sound signal for analysis and composition of voice

Publications (2)

Publication Number Publication Date
FR2316682A1 FR2316682A1 (fr) 1977-01-28
FR2316682B1 true FR2316682B1 (OSRAM) 1979-05-04

Family

ID=26414187

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7618449A Granted FR2316682A1 (fr) 1975-06-18 1976-06-17 Procede pour juger des conditions voisee et devoisee d'un signal de conversation

Country Status (5)

Country Link
US (1) US4074069A (OSRAM)
CA (1) CA1059631A (OSRAM)
DE (1) DE2626793C3 (OSRAM)
FR (1) FR2316682A1 (OSRAM)
GB (1) GB1538757A (OSRAM)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4219695A (en) * 1975-07-07 1980-08-26 International Communication Sciences Noise estimation system for use in speech analysis
JPS54139417A (en) * 1978-04-21 1979-10-29 Nippon Telegr & Teleph Corp <Ntt> Interpolation receiving devices at voice short break time
US4230906A (en) * 1978-05-25 1980-10-28 Time And Space Processing, Inc. Speech digitizer
JPS597120B2 (ja) * 1978-11-24 1984-02-16 日本電気株式会社 音声分析装置
JPS56104399A (en) * 1980-01-23 1981-08-20 Hitachi Ltd Voice interval detection system
US4383135A (en) * 1980-01-23 1983-05-10 Scott Instruments Corporation Method and apparatus for speech recognition
US4335276A (en) * 1980-04-16 1982-06-15 The University Of Virginia Apparatus for non-invasive measurement and display nasalization in human speech
US4972490A (en) * 1981-04-03 1990-11-20 At&T Bell Laboratories Distance measurement control of a multiple detector system
DE3266204D1 (en) * 1981-09-24 1985-10-17 Gretag Ag Method and apparatus for redundancy-reducing digital speech processing
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
US4588979A (en) * 1984-10-05 1986-05-13 Dbx, Inc. Analog-to-digital converter
GB2169719B (en) * 1985-01-02 1988-11-16 Medical Res Council Analysis of non-sinusoidal waveforms
US5007093A (en) * 1987-04-03 1991-04-09 At&T Bell Laboratories Adaptive threshold voiced detector
EP0453511A4 (en) * 1989-01-05 1993-05-26 Origin Technology, Inc. A speech processing apparatus and method therefor
US5680508A (en) * 1991-05-03 1997-10-21 Itt Corporation Enhancement of speech coding in background noise for low-rate speech coder
US5657418A (en) * 1991-09-05 1997-08-12 Motorola, Inc. Provision of speech coder gain information using multiple coding modes
US5267317A (en) * 1991-10-18 1993-11-30 At&T Bell Laboratories Method and apparatus for smoothing pitch-cycle waveforms
FR2684226B1 (fr) * 1991-11-22 1993-12-24 Thomson Csf Procede et dispositif de decision de voisement pour vocodeur a tres faible debit.
US5471527A (en) 1993-12-02 1995-11-28 Dsc Communications Corporation Voice enhancement system and method
US5970441A (en) * 1997-08-25 1999-10-19 Telefonaktiebolaget Lm Ericsson Detection of periodicity information from an audio signal
US6023674A (en) * 1998-01-23 2000-02-08 Telefonaktiebolaget L M Ericsson Non-parametric voice activity detection
GB2357683A (en) 1999-12-24 2001-06-27 Nokia Mobile Phones Ltd Voiced/unvoiced determination for speech coding
US7171357B2 (en) * 2001-03-21 2007-01-30 Avaya Technology Corp. Voice-activity detection using energy ratios and periodicity
US7333929B1 (en) * 2001-09-13 2008-02-19 Chmounk Dmitri V Modular scalable compressed audio data stream
US7627091B2 (en) * 2003-06-25 2009-12-01 Avaya Inc. Universal emergency number ELIN based on network address ranges
KR101008022B1 (ko) * 2004-02-10 2011-01-14 삼성전자주식회사 유성음 및 무성음 검출방법 및 장치
US7130385B1 (en) 2004-03-05 2006-10-31 Avaya Technology Corp. Advanced port-based E911 strategy for IP telephony
JP3827317B2 (ja) * 2004-06-03 2006-09-27 任天堂株式会社 コマンド処理装置
US7246746B2 (en) * 2004-08-03 2007-07-24 Avaya Technology Corp. Integrated real-time automated location positioning asset management system
US7589616B2 (en) 2005-01-20 2009-09-15 Avaya Inc. Mobile devices including RFID tag readers
US7742914B2 (en) * 2005-03-07 2010-06-22 Daniel A. Kosek Audio spectral noise reduction method and apparatus
US8107625B2 (en) * 2005-03-31 2012-01-31 Avaya Inc. IP phone intruder security monitoring system
US7548853B2 (en) * 2005-06-17 2009-06-16 Shmunk Dmitry V Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
US7821386B1 (en) 2005-10-11 2010-10-26 Avaya Inc. Departure-based reminder systems
WO2009078093A1 (ja) * 2007-12-18 2009-06-25 Fujitsu Limited 非音声区間検出方法及び非音声区間検出装置
US9232055B2 (en) * 2008-12-23 2016-01-05 Avaya Inc. SIP presence based notifications
US9082416B2 (en) * 2010-09-16 2015-07-14 Qualcomm Incorporated Estimating a pitch lag

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3662115A (en) * 1970-02-07 1972-05-09 Nippon Telegraph & Telephone Audio response apparatus using partial autocorrelation techniques
US3740476A (en) * 1971-07-09 1973-06-19 Bell Telephone Labor Inc Speech signal pitch detector using prediction error data

Also Published As

Publication number Publication date
DE2626793B2 (de) 1979-08-02
CA1059631A (en) 1979-07-31
FR2316682A1 (fr) 1977-01-28
GB1538757A (en) 1979-01-24
DE2626793C3 (de) 1980-04-17
DE2626793A1 (de) 1976-12-23
US4074069A (en) 1978-02-14

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Legal Events

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