GB2201864B - Signal converter unit - Google Patents

Signal converter unit

Info

Publication number
GB2201864B
GB2201864B GB8803172A GB8803172A GB2201864B GB 2201864 B GB2201864 B GB 2201864B GB 8803172 A GB8803172 A GB 8803172A GB 8803172 A GB8803172 A GB 8803172A GB 2201864 B GB2201864 B GB 2201864B
Authority
GB
United Kingdom
Prior art keywords
converter unit
signal converter
signal
unit
converter
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.)
Expired - Fee Related
Application number
GB8803172A
Other versions
GB8803172D0 (en
GB2201864A (en
Inventor
Robert Cheetham
Michael James Sayer
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.)
GEC TELECOMMUNICATIONS Ltd
General Electric Co PLC
Original Assignee
GEC TELECOMMUNICATIONS Ltd
General Electric Co PLC
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 GEC TELECOMMUNICATIONS Ltd, General Electric Co PLC filed Critical GEC TELECOMMUNICATIONS Ltd
Publication of GB8803172D0 publication Critical patent/GB8803172D0/en
Publication of GB2201864A publication Critical patent/GB2201864A/en
Application granted granted Critical
Publication of GB2201864B publication Critical patent/GB2201864B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04Q1/50—Conversion between different kinds of signals
    • 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)
  • Interface Circuits In Exchanges (AREA)
GB8803172A 1987-02-11 1988-02-11 Signal converter unit Expired - Fee Related GB2201864B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878703066A GB8703066D0 (en) 1987-02-11 1987-02-11 Signal converter unit

Publications (3)

Publication Number Publication Date
GB8803172D0 GB8803172D0 (en) 1988-03-09
GB2201864A GB2201864A (en) 1988-09-07
GB2201864B true GB2201864B (en) 1990-11-21

Family

ID=10612076

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878703066A Pending GB8703066D0 (en) 1987-02-11 1987-02-11 Signal converter unit
GB8803172A Expired - Fee Related GB2201864B (en) 1987-02-11 1988-02-11 Signal converter unit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878703066A Pending GB8703066D0 (en) 1987-02-11 1987-02-11 Signal converter unit

Country Status (1)

Country Link
GB (2) GB8703066D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0870395A2 (en) * 1995-12-30 1998-10-14 Robert Bosch Gmbh Method and arrangement for monitoring of metering pulses in a telephone system
NL1010421C2 (en) * 1998-10-29 1999-09-29 Telcom Research Europ Cost pulse converter.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2005111A (en) * 1977-09-30 1979-04-11 Sodeco Compteurs De Geneve A telephone charge pulse receiver circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2005111A (en) * 1977-09-30 1979-04-11 Sodeco Compteurs De Geneve A telephone charge pulse receiver circuit

Also Published As

Publication number Publication date
GB8703066D0 (en) 1987-03-18
GB8803172D0 (en) 1988-03-09
GB2201864A (en) 1988-09-07

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020211