IL53980A - Speech signal detection arrangement using vocal frequency band analysis - Google Patents

Speech signal detection arrangement using vocal frequency band analysis

Info

Publication number
IL53980A
IL53980A IL53980A IL5398078A IL53980A IL 53980 A IL53980 A IL 53980A IL 53980 A IL53980 A IL 53980A IL 5398078 A IL5398078 A IL 5398078A IL 53980 A IL53980 A IL 53980A
Authority
IL
Israel
Prior art keywords
frequency band
signal detection
speech signal
detection arrangement
band analysis
Prior art date
Application number
IL53980A
Other languages
English (en)
Other versions
IL53980A0 (en
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of IL53980A0 publication Critical patent/IL53980A0/xx
Publication of IL53980A publication Critical patent/IL53980A/xx

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
IL53980A 1977-02-09 1978-02-06 Speech signal detection arrangement using vocal frequency band analysis IL53980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7703606A FR2380612A1 (fr) 1977-02-09 1977-02-09 Dispositif de discrimination des signaux de parole et systeme d'alternat comportant un tel dispositif

Publications (2)

Publication Number Publication Date
IL53980A0 IL53980A0 (en) 1978-04-30
IL53980A true IL53980A (en) 1979-12-30

Family

ID=9186505

Family Applications (1)

Application Number Title Priority Date Filing Date
IL53980A IL53980A (en) 1977-02-09 1978-02-06 Speech signal detection arrangement using vocal frequency band analysis

Country Status (10)

Country Link
US (1) US4158749A (de)
JP (1) JPS5398705A (de)
CA (1) CA1090919A (de)
DE (1) DE2805478C2 (de)
FR (1) FR2380612A1 (de)
GB (1) GB1547137A (de)
IL (1) IL53980A (de)
IT (1) IT1206584B (de)
NL (1) NL7801336A (de)
SE (1) SE7801410L (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466825A1 (fr) * 1979-09-28 1981-04-10 Thomson Csf Dispositif de detection de signaux vocaux et systeme d'alternat comportant un tel dispositif
US4506379A (en) * 1980-04-21 1985-03-19 Bodysonic Kabushiki Kaisha Method and system for discriminating human voice signal
US4370521A (en) * 1980-12-19 1983-01-25 Bell Telephone Laboratories, Incorporated Endpoint detector
USRE32172E (en) * 1980-12-19 1986-06-03 At&T Bell Laboratories Endpoint detector
EP0091276A3 (de) * 1982-04-05 1985-03-06 Marten C. Jensen Tonmusterunterscheidungssystem
JPS59115625A (ja) * 1982-12-22 1984-07-04 Nec Corp 音声検出器
US4627091A (en) * 1983-04-01 1986-12-02 Rca Corporation Low-energy-content voice detection apparatus
GB2139054B (en) * 1983-04-22 1986-09-24 Gen Electric Co Plc Loudspeaking telephone instruments
EP0140249B1 (de) * 1983-10-13 1988-08-10 Texas Instruments Incorporated Sprachanalyse und Synthese mit Energienormalisierung
US4696039A (en) * 1983-10-13 1987-09-22 Texas Instruments Incorporated Speech analysis/synthesis system with silence suppression
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
FR2609194B1 (fr) * 1986-12-31 1991-10-11 Thomson Csf Terminal tactique de saisie de donnees exploitable sans l'aide de clavier
DE3810068A1 (de) * 1988-03-25 1989-10-05 Telefonbau & Normalzeit Gmbh Verfahren zur erkennung von sprachsignalen
DE4127295A1 (de) * 1991-08-17 1993-02-18 Koelchens Gert Dipl Ing Spracherkennungsschalter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1101721A (en) * 1964-01-31 1968-01-31 Nat Res Dev Improvements in or relating to machine recognition of speech
US3610831A (en) * 1969-05-26 1971-10-05 Listening Inc Speech recognition apparatus
DE2150336B2 (de) * 1971-10-08 1979-02-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen Analysator fuer ein spracherkennungsgeraet
JPS5712999B2 (de) * 1974-04-08 1982-03-13
US3944753A (en) * 1974-10-31 1976-03-16 Proctor & Associates Company Apparatus for distinguishing voice and other noise signals from legitimate multi-frequency tone signals present on telephone or similar communication lines
US4027102A (en) * 1974-11-29 1977-05-31 Pioneer Electronic Corporation Voice versus pulsed tone signal discrimination circuit
DE2536640C3 (de) * 1975-08-16 1979-10-11 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur Erkennung von Geräuschen
DE2649259C2 (de) * 1976-10-29 1983-06-09 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zum automatischen Erkennen von gestörter Telefonsprache

Also Published As

Publication number Publication date
CA1090919A (en) 1980-12-02
JPS5398705A (en) 1978-08-29
US4158749A (en) 1979-06-19
NL7801336A (nl) 1978-08-11
SE7801410L (sv) 1978-08-10
IT7820087A0 (it) 1978-02-09
DE2805478C2 (de) 1983-03-31
GB1547137A (en) 1979-06-06
DE2805478A1 (de) 1978-08-10
FR2380612A1 (fr) 1978-09-08
IL53980A0 (en) 1978-04-30
IT1206584B (it) 1989-04-27
FR2380612B1 (de) 1979-08-24

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