IT1255834B - SYSTEM TO INTERFACE TELEPHONE DEVICES WITH A CENTREX SYSTEM - Google Patents

SYSTEM TO INTERFACE TELEPHONE DEVICES WITH A CENTREX SYSTEM

Info

Publication number
IT1255834B
IT1255834B ITMI922218A ITMI922218A IT1255834B IT 1255834 B IT1255834 B IT 1255834B IT MI922218 A ITMI922218 A IT MI922218A IT MI922218 A ITMI922218 A IT MI922218A IT 1255834 B IT1255834 B IT 1255834B
Authority
IT
Italy
Prior art keywords
centrex
lines
telephone devices
telephone
interface telephone
Prior art date
Application number
ITMI922218A
Other languages
Italian (it)
Inventor
Kevin A Johnson
George A Jeffrey
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 ITMI922218A0 publication Critical patent/ITMI922218A0/en
Publication of ITMI922218A1 publication Critical patent/ITMI922218A1/en
Application granted granted Critical
Publication of IT1255834B publication Critical patent/IT1255834B/en

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)

Abstract

Sistema per interfacciare apparecchi telefonici con un sistema Centrex comprendente circuiti periferici per interfacciare linee telefoniche collegate ad apparecchi telefonici e linee Centrex, un manipolatore di apparecchio collegato ai circuiti periferici per collegare linee telefoniche individuali e linee Centrex individuali, il manipolatore di apparecchio comprendendo un dispositivo per tradurre i segnali di controllo e di supervisione ricevuti dagli apparecchi telefonici in segnali di controllo e di supervisione di tipi riconoscibili dal sistema Centrex, per cui una chiamata Centrex può procedere come fornita dal sistema Centrex.System for interfacing telephone sets with a Centrex system comprising peripheral circuits for interfacing telephone lines connected to telephone sets and Centrex lines, a device manipulator connected to peripheral circuits for connecting individual telephone lines and individual Centrex lines, the device manipulator comprising a device for translate the control and supervision signals received from the telephone sets into control and supervision signals of types recognizable by the Centrex system, so that an Centrex call can proceed as provided by the Centrex system.

ITMI922218A 1991-09-30 1992-09-25 SYSTEM TO INTERFACE TELEPHONE DEVICES WITH A CENTREX SYSTEM IT1255834B (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 (3)

Publication Number Publication Date
ITMI922218A0 ITMI922218A0 (en) 1992-09-25
ITMI922218A1 ITMI922218A1 (en) 1994-03-25
IT1255834B true IT1255834B (en) 1995-11-17

Family

ID=4148471

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI922218A IT1255834B (en) 1991-09-30 1992-09-25 SYSTEM TO INTERFACE TELEPHONE DEVICES WITH A CENTREX SYSTEM

Country Status (5)

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

Families Citing this family (4)

* 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
AUPM940594A0 (en) * 1994-11-11 1994-12-08 Telecom Technologies Pty Ltd Purpose-built centrex enhancing telephone system
DE19527815C1 (en) * 1995-07-28 1996-10-17 Siemens Ag Mobile network emulator for private communication terminals
DE19846495A1 (en) * 1998-10-09 2000-04-13 Deutsche Telekom Ag Network status information provision method for analogue connection lines

Also Published As

Publication number Publication date
CA2052498A1 (en) 1993-03-31
GB9220525D0 (en) 1992-11-11
GB2260063A (en) 1993-03-31
ITMI922218A1 (en) 1994-03-25
MX9205511A (en) 1993-03-01
DE4232120A1 (en) 1993-04-01
ITMI922218A0 (en) 1992-09-25

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Legal Events

Date Code Title Description
0001 Granted