CH534462A - Voice-controlled switching device for the switch of a recording device - Google Patents

Voice-controlled switching device for the switch of a recording device

Info

Publication number
CH534462A
CH534462A CH1388471A CH1388471A CH534462A CH 534462 A CH534462 A CH 534462A CH 1388471 A CH1388471 A CH 1388471A CH 1388471 A CH1388471 A CH 1388471A CH 534462 A CH534462 A CH 534462A
Authority
CH
Switzerland
Prior art keywords
voice
switch
controlled switching
switching device
recording device
Prior art date
Application number
CH1388471A
Other languages
German (de)
Inventor
Dumler Ernst
Paul Dipl Ing Fahlenberg
Original Assignee
Compur Werk Gmbh & Co
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 DE19712100522 external-priority patent/DE2100522C/en
Priority claimed from DE19712128516 external-priority patent/DE2128516C3/en
Application filed by Compur Werk Gmbh & Co filed Critical Compur Werk Gmbh & Co
Publication of CH534462A publication Critical patent/CH534462A/en

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
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/4465—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency the same frequency being used for all signalling information, e.g. A.C. nr.9 system

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (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)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Telephonic Communication Services (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Noise Elimination (AREA)
  • Crushing And Grinding (AREA)
CH1388471A 1971-01-07 1971-09-23 Voice-controlled switching device for the switch of a recording device CH534462A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712100522 DE2100522C (en) 1971-01-07 Voice-controlled switching device for recording devices, in particular for telephone answering machines
DE19712128516 DE2128516C3 (en) 1971-06-08 1971-06-08 Voice-controlled switching device

Publications (1)

Publication Number Publication Date
CH534462A true CH534462A (en) 1973-02-28

Family

ID=25760483

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1388471A CH534462A (en) 1971-01-07 1971-09-23 Voice-controlled switching device for the switch of a recording device

Country Status (12)

Country Link
US (1) US3873772A (en)
AR (1) AR193051A1 (en)
AU (1) AU445513B2 (en)
BE (1) BE783979A (en)
CA (1) CA953834A (en)
CH (1) CH534462A (en)
FI (1) FI57503C (en)
GB (1) GB1348724A (en)
IT (1) IT962068B (en)
NL (1) NL160457C (en)
NO (1) NO131147C (en)
SE (1) SE371733B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022989A (en) * 1976-06-28 1977-05-10 Bell Telephone Laboratories, Incorporated Telephone receiver-off-hook-and-in-use detector
CH633903A5 (en) * 1978-09-26 1982-12-31 Feller Ag VOICE SWITCH FOR A DEVICE TO BE CONNECTED TO A TELEPHONE LINE.
GB2139052A (en) * 1983-04-20 1984-10-31 Philips Electronic Associated Apparatus for distinguishing between speech and certain other signals
US4667065A (en) * 1985-02-28 1987-05-19 Bangerter Richard M Apparatus and methods for electrical signal discrimination
US4764966A (en) * 1985-10-11 1988-08-16 International Business Machines Corporation Method and apparatus for voice detection having adaptive sensitivity
US4742537A (en) * 1986-06-04 1988-05-03 Electronic Information Systems, Inc. Telephone line monitoring system
US5022071A (en) * 1987-10-21 1991-06-04 Electronic Speech Systems Two-way voice & digital data analyzer for telephones
JPH01261071A (en) * 1988-04-12 1989-10-18 Retsutsu Corp:Kk Terminal switching controller
US5333179A (en) * 1988-04-23 1994-07-26 Murata Kikai Kabushiki Kaisha Facsimile apparatus with automatic answering telephone function
US5267301A (en) * 1988-06-29 1993-11-30 Canon Kabushiki Kaisha Data communication apparatus and method capable of discriminating calling stations
EP0530645B1 (en) * 1991-08-30 1999-07-14 Texas Instruments Incorporated Telephone signal classification and phone message delivery method and system
GB2303471B (en) * 1995-07-19 2000-03-22 Olympus Optical Co Voice activated recording apparatus
US20090245487A1 (en) * 2008-03-30 2009-10-01 William Jockusch Device for Alerting a Telephone Caller When a Live Person is Reached

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2354176A (en) * 1942-12-21 1944-07-18 Alfred N Goldsmith Automatic reverberation control
US2761897A (en) * 1951-11-07 1956-09-04 Jones Robert Clark Electronic device for automatically discriminating between speech and music forms
US3133992A (en) * 1958-10-13 1964-05-19 Matthew C Dickman Automatic answering, recording and reproducing machine
US3433897A (en) * 1964-09-24 1969-03-18 Bell Telephone Labor Inc Voice operated control circuit
US3688043A (en) * 1969-12-29 1972-08-29 Pioneer Electronic Corp Timer circuit of an automatic telephone answering apparatus
JPS5015523B1 (en) * 1970-04-08 1975-06-05
US3688126A (en) * 1971-01-29 1972-08-29 Paul R Klein Sound-operated, yes-no responsive switch

Also Published As

Publication number Publication date
AR193051A1 (en) 1973-03-30
NL7114424A (en) 1972-07-11
NO131147B (en) 1974-12-30
NO131147C (en) 1975-04-09
AU445513B2 (en) 1974-02-21
NL160457B (en) 1979-05-15
AU3456671A (en) 1973-04-19
CA953834A (en) 1974-08-27
FI57503B (en) 1980-04-30
GB1348724A (en) 1974-03-20
US3873772A (en) 1975-03-25
SE371733B (en) 1974-11-25
BE783979A (en) 1972-09-18
IT962068B (en) 1973-12-20
FI57503C (en) 1980-08-11
NL160457C (en) 1979-10-15

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Legal Events

Date Code Title Description
PL Patent ceased