DK396779A - PROCEDURE AND CIRCUIT FOR SEPARATION OF SPEECH SIGNALS OR SIMILAR RENTAL SIGNALS - Google Patents

PROCEDURE AND CIRCUIT FOR SEPARATION OF SPEECH SIGNALS OR SIMILAR RENTAL SIGNALS

Info

Publication number
DK396779A
DK396779A DK396779A DK396779A DK396779A DK 396779 A DK396779 A DK 396779A DK 396779 A DK396779 A DK 396779A DK 396779 A DK396779 A DK 396779A DK 396779 A DK396779 A DK 396779A
Authority
DK
Denmark
Prior art keywords
signals
separation
procedure
circuit
speech
Prior art date
Application number
DK396779A
Other languages
Danish (da)
Inventor
K D Schmidt
Original Assignee
Fernsprecher Deutsche
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 Fernsprecher Deutsche filed Critical Fernsprecher Deutsche
Publication of DK396779A publication Critical patent/DK396779A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/82—Line monitoring circuits for call progress or status discrimination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
DK396779A 1978-09-30 1979-09-21 PROCEDURE AND CIRCUIT FOR SEPARATION OF SPEECH SIGNALS OR SIMILAR RENTAL SIGNALS DK396779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2842757A DE2842757C3 (en) 1978-09-30 1978-09-30 Method and circuit for differentiating electrical speech signals or the like. and frequency-constant audio signals

Publications (1)

Publication Number Publication Date
DK396779A true DK396779A (en) 1980-03-31

Family

ID=6051038

Family Applications (1)

Application Number Title Priority Date Filing Date
DK396779A DK396779A (en) 1978-09-30 1979-09-21 PROCEDURE AND CIRCUIT FOR SEPARATION OF SPEECH SIGNALS OR SIMILAR RENTAL SIGNALS

Country Status (4)

Country Link
EP (1) EP0009773A1 (en)
DE (1) DE2842757C3 (en)
DK (1) DK396779A (en)
NO (1) NO148434C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139052A (en) * 1983-04-20 1984-10-31 Philips Electronic Associated Apparatus for distinguishing between speech and certain other signals
JPS6251859A (en) * 1985-08-31 1987-03-06 Sony Corp Automatic answering telephone set

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE931290C (en) * 1953-01-08 1955-08-04 Electroacustic Ges M B H Process for influencing the vibrations in electrical or electroacoustic transmission devices
DE2143072C3 (en) * 1971-08-27 1974-08-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Phase-controlled oscillator
US4099125A (en) * 1976-06-23 1978-07-04 Motorola, Inc. Frequency error correction circuit

Also Published As

Publication number Publication date
DE2842757B2 (en) 1980-10-16
NO148434C (en) 1983-10-05
DE2842757C3 (en) 1981-08-13
NO148434B (en) 1983-06-27
NO793117L (en) 1980-04-01
EP0009773A1 (en) 1980-04-16
DE2842757A1 (en) 1980-04-03

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment