IT7829553A0 - INPUT CIRCUIT FOR A SIGNAL RECEIVER IN TELEPHONE SYSTEMS. - Google Patents

INPUT CIRCUIT FOR A SIGNAL RECEIVER IN TELEPHONE SYSTEMS.

Info

Publication number
IT7829553A0
IT7829553A0 IT7829553A IT2955378A IT7829553A0 IT 7829553 A0 IT7829553 A0 IT 7829553A0 IT 7829553 A IT7829553 A IT 7829553A IT 2955378 A IT2955378 A IT 2955378A IT 7829553 A0 IT7829553 A0 IT 7829553A0
Authority
IT
Italy
Prior art keywords
input circuit
signal receiver
telephone systems
telephone
systems
Prior art date
Application number
IT7829553A
Other languages
Italian (it)
Other versions
IT1101021B (en
Original Assignee
Sodeco Compteurs De Geneve
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 Sodeco Compteurs De Geneve filed Critical Sodeco Compteurs De Geneve
Publication of IT7829553A0 publication Critical patent/IT7829553A0/en
Application granted granted Critical
Publication of IT1101021B publication Critical patent/IT1101021B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephone Set Structure (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Burglar Alarm Systems (AREA)
  • Pens And Brushes (AREA)
IT29553/78A 1977-11-11 1978-11-08 ENTRY CIRCUIT FOR A SIGNAL RECEIVER IN TELEPHONE SYSTEMS IT1101021B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1376677A CH622655A5 (en) 1977-11-11 1977-11-11 Input circuit for a signal receiver in telephone systems

Publications (2)

Publication Number Publication Date
IT7829553A0 true IT7829553A0 (en) 1978-11-08
IT1101021B IT1101021B (en) 1985-09-28

Family

ID=4395116

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29553/78A IT1101021B (en) 1977-11-11 1978-11-08 ENTRY CIRCUIT FOR A SIGNAL RECEIVER IN TELEPHONE SYSTEMS

Country Status (6)

Country Link
CH (1) CH622655A5 (en)
DE (1) DE2810133C2 (en)
ES (1) ES474971A1 (en)
FR (1) FR2408947A1 (en)
IT (1) IT1101021B (en)
NO (1) NO783747L (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1294487B (en) * 1967-08-12 1969-05-08 Telefonbau & Normalzeit Gmbh Circuit arrangement for a transistor amplifier for telephone stations with charge counter

Also Published As

Publication number Publication date
NO783747L (en) 1979-05-14
ES474971A1 (en) 1979-03-16
DE2810133C2 (en) 1979-10-04
IT1101021B (en) 1985-09-28
DE2810133B1 (en) 1978-12-21
FR2408947B1 (en) 1982-05-21
FR2408947A1 (en) 1979-06-08
CH622655A5 (en) 1981-04-15

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