NL7809721A - Ontvanger voor telefoon- kostentelimpulsen. - Google Patents

Ontvanger voor telefoon- kostentelimpulsen.

Info

Publication number
NL7809721A
NL7809721A NL7809721A NL7809721A NL7809721A NL 7809721 A NL7809721 A NL 7809721A NL 7809721 A NL7809721 A NL 7809721A NL 7809721 A NL7809721 A NL 7809721A NL 7809721 A NL7809721 A NL 7809721A
Authority
NL
Netherlands
Prior art keywords
cost
impulses
receiver
telephone
telephone cost
Prior art date
Application number
NL7809721A
Other languages
English (en)
Dutch (nl)
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 NL7809721A publication Critical patent/NL7809721A/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H04M17/023—Circuit arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Meter Arrangements (AREA)
  • Prepayment Telephone Systems (AREA)
NL7809721A 1977-09-30 1978-09-25 Ontvanger voor telefoon- kostentelimpulsen. NL7809721A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1197177A CH622654A5 (xx) 1977-09-30 1977-09-30

Publications (1)

Publication Number Publication Date
NL7809721A true NL7809721A (nl) 1979-04-03

Family

ID=4378612

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7809721A NL7809721A (nl) 1977-09-30 1978-09-25 Ontvanger voor telefoon- kostentelimpulsen.

Country Status (9)

Country Link
AT (1) AT364392B (xx)
BE (1) BE870158A (xx)
CH (1) CH622654A5 (xx)
DE (1) DE2833322A1 (xx)
DK (1) DK432578A (xx)
FR (1) FR2404975A1 (xx)
GB (1) GB2005111A (xx)
NL (1) NL7809721A (xx)
NO (1) NO783303L (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2551604B1 (fr) * 1983-09-06 1985-10-25 Thomson Csf Mat Tel Dispositif de teletaxation pour terminal telephonique electronique
JPS62220054A (ja) * 1986-03-20 1987-09-28 Fujitsu Ltd 局線トランク回路の課金信号受信装置
GB8703066D0 (en) * 1987-02-11 1987-03-18 Gen Electric Co Plc Signal converter unit
FR2648655B1 (fr) * 1989-06-19 1995-08-18 Alcatel Business Systems Detecteur de signalisations, du type taxe telephonique, notamment pour joncteur telephonique
NL8902617A (nl) * 1989-10-23 1991-05-16 Nederland Ptt Methode en inrichting voor het enerzijds verbinden van een anderzijds met een geaard systeem verbonden apparaat met een uit meer aansluitingen van een enkel- of meerfasig elektriciteitsnet die ten opzichte van de overige aansluiting resp. aansluitingen de kleinste impedantie naar aarde bezit.
GB2266819A (en) * 1992-05-07 1993-11-10 British Telecomm Pulse detection
DE19502448C2 (de) * 1995-01-26 1998-07-30 Gramespacher Max H Fremdbenutzungsmelder zum Anschluß an eine Telefonleitung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE550795A (xx) * 1955-09-20
DE1563825A1 (de) * 1966-08-10 1970-05-14 Stotz Kontakt Gmbh Fehlerstromschutzschalter
DE1291797B (de) * 1967-06-07 1969-04-03 Siemens Ag Schaltungsanordnung fuer als Rollenzaehler ausgebildete Gebuehrenzaehler an Stationen in Fernmelde-, insbesondere Fernsprechanlagen
CH532873A (de) * 1971-06-21 1973-01-15 Sodeco Compteurs De Geneve Gebührenzähler für Fernsprechanlagen mit automatischer Gebührenverrechnung
CH540616A (de) * 1972-01-10 1973-08-15 Sodeco Compteurs De Geneve Schaltungsanordnung für einen Telephon-Gebührenmelder
DE2337107C2 (de) * 1973-07-20 1975-07-24 Siemens Ag, 1000 Berlin Und 8000 Muenchen Empfangseinrichtung für über Fernmelde-, insbesondere Fernsprechleitungen übertragene Wechselspannungsimpulse, z. B. 16-kHz-Zählimpulse
BR7501017A (pt) * 1974-03-01 1975-12-02 Ite Imperial Corp Dispositivo protetor de circuito
IT1035674B (it) * 1975-05-09 1979-10-20 Ind Politecnica Meridionale Ip Dispositivo memorizzatore e per la stampa del numero telefonico chiamato e degli scatti relativi

Also Published As

Publication number Publication date
AT364392B (de) 1981-10-12
DE2833322A1 (de) 1979-04-12
GB2005111A (en) 1979-04-11
FR2404975B1 (xx) 1982-06-25
FR2404975A1 (fr) 1979-04-27
CH622654A5 (xx) 1981-04-15
ATA532078A (de) 1981-03-15
BE870158A (fr) 1979-01-02
NO783303L (no) 1979-04-02
DK432578A (da) 1979-03-31

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Legal Events

Date Code Title Description
BV The patent application has lapsed