EP0337868A3 - Method and apparatus for signal discrimination - Google Patents

Method and apparatus for signal discrimination Download PDF

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Publication number
EP0337868A3
EP0337868A3 EP19890400978 EP89400978A EP0337868A3 EP 0337868 A3 EP0337868 A3 EP 0337868A3 EP 19890400978 EP19890400978 EP 19890400978 EP 89400978 A EP89400978 A EP 89400978A EP 0337868 A3 EP0337868 A3 EP 0337868A3
Authority
EP
European Patent Office
Prior art keywords
signal discrimination
discrimination
signal
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.)
Granted
Application number
EP19890400978
Other languages
French (fr)
Other versions
EP0337868B1 (en
EP0337868A2 (en
Inventor
Michel Ruiz
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Publication of EP0337868A2 publication Critical patent/EP0337868A2/en
Publication of EP0337868A3 publication Critical patent/EP0337868A3/en
Application granted granted Critical
Publication of EP0337868B1 publication Critical patent/EP0337868B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
EP19890400978 1988-04-12 1989-04-10 Method and apparatus for signal discrimination Expired - Lifetime EP0337868B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8804824 1988-04-12
FR8804824A FR2629964B1 (en) 1988-04-12 1988-04-12 SIGNAL DISCRIMINATION METHOD AND DEVICE

Publications (3)

Publication Number Publication Date
EP0337868A2 EP0337868A2 (en) 1989-10-18
EP0337868A3 true EP0337868A3 (en) 1990-10-24
EP0337868B1 EP0337868B1 (en) 1993-12-15

Family

ID=9365229

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890400978 Expired - Lifetime EP0337868B1 (en) 1988-04-12 1989-04-10 Method and apparatus for signal discrimination

Country Status (3)

Country Link
EP (1) EP0337868B1 (en)
DE (1) DE68911355T2 (en)
FR (1) FR2629964B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6570991B1 (en) * 1996-12-18 2003-05-27 Interval Research Corporation Multi-feature speech/music discrimination system
WO2000047014A1 (en) * 1999-02-05 2000-08-10 The University Of Melbourne Adaptive dynamic range optimisation sound processor
US7366315B2 (en) 1999-02-05 2008-04-29 Hearworks Pty, Limited Adaptive dynamic range optimization sound processor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316814A1 (en) * 1975-07-03 1977-01-28 Telettra Lab Telefon METHOD AND DEVICE FOR DETECTION OF THE PRESENCE AND / OR ABSENCE OF A SPEECH SIGNAL IN TELEPHONE LINES
GB2109205A (en) * 1981-10-31 1983-05-25 Tokyo Shibaura Electric Co Apparatus for detecting the duration of voice

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316814A1 (en) * 1975-07-03 1977-01-28 Telettra Lab Telefon METHOD AND DEVICE FOR DETECTION OF THE PRESENCE AND / OR ABSENCE OF A SPEECH SIGNAL IN TELEPHONE LINES
GB2109205A (en) * 1981-10-31 1983-05-25 Tokyo Shibaura Electric Co Apparatus for detecting the duration of voice

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
IEEE TRANSACTIONS ON COMMUNICATIONS, vol. COM-30, no. 4, avril 1982, pages 739-750, IEEE, New York, US; Y. YATSUZUKA: "Highly sensitive speech detector and high-speed voiceband data discriminator in DSI-ADPCM systems" *
PATTERN RECOGNITION, vol. 16, no. 2, 1983, pages 163-166, Pergamon Press Ltd, Elmsford, New York, US; S. OKAMURA et al.: "An experimental study of energy dips for speech and music" *

Also Published As

Publication number Publication date
FR2629964B1 (en) 1991-03-08
FR2629964A1 (en) 1989-10-13
DE68911355D1 (en) 1994-01-27
EP0337868B1 (en) 1993-12-15
EP0337868A2 (en) 1989-10-18
DE68911355T2 (en) 1994-07-21

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