IT1206584B - Dispositivo di discriminazione dei segnali di parola. - Google Patents

Dispositivo di discriminazione dei segnali di parola.

Info

Publication number
IT1206584B
IT1206584B IT7820087A IT2008778A IT1206584B IT 1206584 B IT1206584 B IT 1206584B IT 7820087 A IT7820087 A IT 7820087A IT 2008778 A IT2008778 A IT 2008778A IT 1206584 B IT1206584 B IT 1206584B
Authority
IT
Italy
Prior art keywords
discrimination device
word signal
signal discrimination
word
signal
Prior art date
Application number
IT7820087A
Other languages
English (en)
Other versions
IT7820087A0 (it
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 IT7820087A0 publication Critical patent/IT7820087A0/it
Application granted granted Critical
Publication of IT1206584B publication Critical patent/IT1206584B/it

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
IT7820087A 1977-02-09 1978-02-09 Dispositivo di discriminazione dei segnali di parola. IT1206584B (it)

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
IT7820087A0 IT7820087A0 (it) 1978-02-09
IT1206584B true IT1206584B (it) 1989-04-27

Family

ID=9186505

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7820087A IT1206584B (it) 1977-02-09 1978-02-09 Dispositivo di discriminazione dei segnali di parola.

Country Status (10)

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

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
USRE32172E (en) * 1980-12-19 1986-06-03 At&T Bell Laboratories Endpoint detector
US4370521A (en) * 1980-12-19 1983-01-25 Bell Telephone Laboratories, Incorporated Endpoint detector
EP0091276A3 (en) * 1982-04-05 1985-03-06 Marten C. Jensen Sound pattern discrimination system
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
US4696039A (en) * 1983-10-13 1987-09-22 Texas Instruments Incorporated Speech analysis/synthesis system with silence suppression
EP0140249B1 (en) * 1983-10-13 1988-08-10 Texas Instruments Incorporated Speech analysis/synthesis with energy normalization
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
GB1101723A (en) * 1964-01-31 1968-01-31 Nat Res Dev Improvements in or relating to correlation circuits
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 (it) * 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
IT7820087A0 (it) 1978-02-09
DE2805478A1 (de) 1978-08-10
FR2380612B1 (it) 1979-08-24
GB1547137A (en) 1979-06-06
SE7801410L (sv) 1978-08-10
FR2380612A1 (fr) 1978-09-08
IL53980A0 (en) 1978-04-30
US4158749A (en) 1979-06-19
DE2805478C2 (de) 1983-03-31
NL7801336A (nl) 1978-08-11
JPS5398705A (en) 1978-08-29
IL53980A (en) 1979-12-30
CA1090919A (en) 1980-12-02

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