GB8700682D0 - Pabx - Google Patents

Pabx

Info

Publication number
GB8700682D0
GB8700682D0 GB878700682A GB8700682A GB8700682D0 GB 8700682 D0 GB8700682 D0 GB 8700682D0 GB 878700682 A GB878700682 A GB 878700682A GB 8700682 A GB8700682 A GB 8700682A GB 8700682 D0 GB8700682 D0 GB 8700682D0
Authority
GB
United Kingdom
Prior art keywords
pabx
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.)
Pending
Application number
GB878700682A
Other versions
GB2200015A (en
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.)
STC PLC
Original Assignee
STC 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 STC PLC filed Critical STC PLC
Priority to GB08700682A priority Critical patent/GB2200015A/en
Publication of GB8700682D0 publication Critical patent/GB8700682D0/en
Publication of GB2200015A publication Critical patent/GB2200015A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42314—Systems providing special services or facilities to subscribers in private branch exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
GB08700682A 1987-01-13 1987-01-13 Pabx Pending GB2200015A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08700682A GB2200015A (en) 1987-01-13 1987-01-13 Pabx

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08700682A GB2200015A (en) 1987-01-13 1987-01-13 Pabx

Publications (2)

Publication Number Publication Date
GB8700682D0 true GB8700682D0 (en) 1987-02-18
GB2200015A GB2200015A (en) 1988-07-20

Family

ID=10610609

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08700682A Pending GB2200015A (en) 1987-01-13 1987-01-13 Pabx

Country Status (1)

Country Link
GB (1) GB2200015A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8800124A (en) * 1988-01-20 1989-08-16 Philips Nv METHOD FOR ASYNCHRONOUS DUPLEX DATA COMMUNICATION BETWEEN TWO STATIONS CONCERNING CERTAIN SERVICES AND STATION TO BE IMPLEMENTED THROUGH A COMMON COMMUNICATION CHANNEL FOR CARRYING OUT THIS METHOD.
EP0358597A3 (en) * 1988-09-07 1990-12-12 ELMEG GmbH Kommunikationstechnik Telephone exchange

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2035754A (en) * 1978-11-29 1980-06-18 Post Office Provision of auxiliary services in telecommunications exchanges
GB2114398A (en) * 1982-01-25 1983-08-17 British Telecomm Improvements in or relating to electronic telephone exchanges
GB2156182B (en) * 1984-03-15 1987-05-28 Standard Telephones Cables Ltd Telephone exchange

Also Published As

Publication number Publication date
GB2200015A (en) 1988-07-20

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