GB2260063A - System for interfacing telephone sets with a centrex system - Google Patents

System for interfacing telephone sets with a centrex system Download PDF

Info

Publication number
GB2260063A
GB2260063A GB9220525A GB9220525A GB2260063A GB 2260063 A GB2260063 A GB 2260063A GB 9220525 A GB9220525 A GB 9220525A GB 9220525 A GB9220525 A GB 9220525A GB 2260063 A GB2260063 A GB 2260063A
Authority
GB
United Kingdom
Prior art keywords
centrex
telephone
telephone sets
supervisory
lines
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.)
Withdrawn
Application number
GB9220525A
Other languages
English (en)
Other versions
GB9220525D0 (en
Inventor
Kevin A Johnson
George A Jeffrey
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.)
Microsemi Semiconductor ULC
Original Assignee
Mitel Corp
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 Mitel Corp filed Critical Mitel Corp
Publication of GB9220525D0 publication Critical patent/GB9220525D0/en
Publication of GB2260063A publication Critical patent/GB2260063A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
  • Structure Of Telephone Exchanges (AREA)
GB9220525A 1991-09-30 1992-09-29 System for interfacing telephone sets with a centrex system Withdrawn GB2260063A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002052498A CA2052498A1 (en) 1991-09-30 1991-09-30 System for interfacing telephone sets with a centrex system

Publications (2)

Publication Number Publication Date
GB9220525D0 GB9220525D0 (en) 1992-11-11
GB2260063A true GB2260063A (en) 1993-03-31

Family

ID=4148471

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9220525A Withdrawn GB2260063A (en) 1991-09-30 1992-09-29 System for interfacing telephone sets with a centrex system

Country Status (5)

Country Link
CA (1) CA2052498A1 (de)
DE (1) DE4232120A1 (de)
GB (1) GB2260063A (de)
IT (1) IT1255834B (de)
MX (1) MX9205511A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996015613A1 (en) * 1994-11-11 1996-05-23 Telstra Corporation Limited Purpose-built centrex enhancing telephone system
GB2303994A (en) * 1995-07-28 1997-03-05 Siemens Ag Mobile radio network emulator

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2081125C (en) * 1992-10-22 1997-03-04 Deborah L. Pinard Portable telephone user profiles
DE19846495A1 (de) * 1998-10-09 2000-04-13 Deutsche Telekom Ag Verfahren zur Bereitstellung von Netz-Statusinformationen auf analogen Anschlußleitungen innerhalb eines Telekommunikationsnetzes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996015613A1 (en) * 1994-11-11 1996-05-23 Telstra Corporation Limited Purpose-built centrex enhancing telephone system
GB2303994A (en) * 1995-07-28 1997-03-05 Siemens Ag Mobile radio network emulator
GB2303994B (en) * 1995-07-28 1999-11-10 Siemens Ag Mobile radio network emulator for private communications terminals

Also Published As

Publication number Publication date
MX9205511A (es) 1993-03-01
ITMI922218A0 (it) 1992-09-25
GB9220525D0 (en) 1992-11-11
IT1255834B (it) 1995-11-17
DE4232120A1 (de) 1993-04-01
ITMI922218A1 (it) 1994-03-25
CA2052498A1 (en) 1993-03-31

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)