FR2437665A1 - Interrupteur vocal - Google Patents

Interrupteur vocal

Info

Publication number
FR2437665A1
FR2437665A1 FR7923957A FR7923957A FR2437665A1 FR 2437665 A1 FR2437665 A1 FR 2437665A1 FR 7923957 A FR7923957 A FR 7923957A FR 7923957 A FR7923957 A FR 7923957A FR 2437665 A1 FR2437665 A1 FR 2437665A1
Authority
FR
France
Prior art keywords
channel
switch
voice switch
input signal
duration
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
FR7923957A
Other languages
English (en)
Other versions
FR2437665B1 (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.)
Feller AG
Original Assignee
Feller AG
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 Feller AG filed Critical Feller AG
Publication of FR2437665A1 publication Critical patent/FR2437665A1/fr
Application granted granted Critical
Publication of FR2437665B1 publication Critical patent/FR2437665B1/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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65—Recording arrangements for recording a message from the calling party
    • H04M1/654—Telephone line monitoring circuits therefor, e.g. ring detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (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)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

INTERRUPTEUR VOCAL D'UN APPAREIL CONNECTABLE A UNE LIGNE TELEPHONIQUE PAR UN FILTRE PASSE-BANDE DE 300 A 3600HZ. LE PREMIER CANAL 3 COMPREND UN INTERRUPTEUR A SEUIL 5 POUR LE SIGNAL D'ENTREE FILTRE ET UN INTERRUPTEUR TEMPORISE. LE SIGNAL DE SORTIE NUMERIQUE S5 DU PREMIER CANAL 3 APPARAIT AINSI QUAND LE SIGNAL D'ENTREE S1 PRESENTE UNE DUREE ET UN NIVEAU MINIMAUX. LE SECOND CANAL 4 COMPREND UN LIMITEUR SYMETRIQUE 8, UN CIRCUIT 9 DE MESURE DE LA PERIODE DU SIGNAL LIMITE ET UN COMPTEUR 10 DES PERIODES D'UNE DUREE DE 2 A 2,5MS, CORRESPONDANT A 400-500HZ. LE PREMIER CANAL EST RELIE DIRECTEMENT ET LE SECOND PAR UN INVERSEUR 12 A UN OPERATEUR ET13.
FR7923957A 1978-09-26 1979-09-26 Interrupteur vocal Granted FR2437665A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1003378A CH633903A5 (de) 1978-09-26 1978-09-26 Sprachschalter fuer ein an eine telefonleitung anzuschliessendes geraet.

Publications (2)

Publication Number Publication Date
FR2437665A1 true FR2437665A1 (fr) 1980-04-25
FR2437665B1 FR2437665B1 (fr) 1984-01-27

Family

ID=4358612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7923957A Granted FR2437665A1 (fr) 1978-09-26 1979-09-26 Interrupteur vocal

Country Status (6)

Country Link
US (1) US4296277A (fr)
CH (1) CH633903A5 (fr)
DE (1) DE2938562A1 (fr)
FR (1) FR2437665A1 (fr)
GB (1) GB2031696B (fr)
IT (1) IT1123346B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368459A (en) * 1980-12-16 1983-01-11 Robert Sapora Educational apparatus and method for control of deaf individuals in a mixed teaching environment
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
FR2517499A1 (fr) * 1981-11-27 1983-06-03 Cit Alcatel Procede et dispositif de detection de signaux de donnees et de signalisation sur une voie telephonique
JPS5923956A (ja) * 1982-07-30 1984-02-07 Toshiba Corp 電話自動応対装置
JPS59122268A (ja) * 1982-12-28 1984-07-14 Tamura Electric Works Ltd 留守番電話装置におけるコマンド検出回路
JPS60197055A (ja) * 1984-03-21 1985-10-05 Hashimoto Corp 信号の識別処理手段を有する留守番電話装置
FR2573599B1 (fr) * 1984-11-22 1987-02-06 Kalfon Rene Systeme de commande et de surveillance d'un appareil telephonique public a prepaiement
US4667065A (en) * 1985-02-28 1987-05-19 Bangerter Richard M Apparatus and methods for electrical signal discrimination
US4590101A (en) * 1985-07-19 1986-05-20 Monsanto Company Surface coating process
US4742537A (en) * 1986-06-04 1988-05-03 Electronic Information Systems, Inc. Telephone line monitoring system
US4726057A (en) * 1986-07-28 1988-02-16 AT&T Information Systems Inc. American Telephone & Telegraph Company Answer detection method and apparatus for coin telephone sets
US4965835A (en) * 1989-06-01 1990-10-23 Hochstein Peter A Signal sensing circuit
US5347611A (en) * 1992-01-17 1994-09-13 Telogy Networks Inc. Apparatus and method for transparent tone passing over narrowband digital channels
US5450484A (en) * 1993-03-01 1995-09-12 Dialogic Corporation Voice detection
DE19536212B4 (de) * 1994-09-28 2004-12-23 Rockwell International Corp., Downers Grove Anordnung zum Erkennen eines Anrufbeantworters
JP2982638B2 (ja) * 1995-01-19 1999-11-29 株式会社デンソー 変位検出装置
US6594632B1 (en) 1998-11-02 2003-07-15 Ncr Corporation Methods and apparatus for hands-free operation of a voice recognition system
JP2000267690A (ja) * 1999-03-19 2000-09-29 Toshiba Corp 音声検知装置及び音声制御システム
US20090150144A1 (en) * 2007-12-10 2009-06-11 Qnx Software Systems (Wavemakers), Inc. Robust voice detector for receive-side automatic gain control
CN104160443B (zh) 2012-11-20 2016-11-16 统一有限责任两合公司 用于音频数据处理的方法、设备和系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2061104A1 (de) * 1970-12-11 1972-06-22 Compur Werk Gmbh & Co Sprachgesteuerte Schalteinrichtung
FR2271725A1 (en) * 1974-05-17 1975-12-12 Constr Telephoniques Telephonic conference system with speech detector - enables speech from one participant to block all other transmissions
US4068180A (en) * 1976-10-22 1978-01-10 Schlumberger Technology Corporation Methods and apparatus for enhancing resolution in pulse analysis

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1348724A (en) * 1971-01-07 1974-03-20 Compur Werk Gmbh & Co Control unit for controlling a recorder in a telephone answering and message recording system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2061104A1 (de) * 1970-12-11 1972-06-22 Compur Werk Gmbh & Co Sprachgesteuerte Schalteinrichtung
FR2271725A1 (en) * 1974-05-17 1975-12-12 Constr Telephoniques Telephonic conference system with speech detector - enables speech from one participant to block all other transmissions
US4068180A (en) * 1976-10-22 1978-01-10 Schlumberger Technology Corporation Methods and apparatus for enhancing resolution in pulse analysis

Also Published As

Publication number Publication date
FR2437665B1 (fr) 1984-01-27
IT1123346B (it) 1986-04-30
IT7926008A0 (it) 1979-09-26
DE2938562A1 (de) 1980-04-03
GB2031696A (en) 1980-04-23
GB2031696B (en) 1982-10-20
CH633903A5 (de) 1982-12-31
US4296277A (en) 1981-10-20

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Legal Events

Date Code Title Description
ST Notification of lapse