GB9102098D0 - Telephone or data switching system with variable protocol inter-office communication - Google Patents

Telephone or data switching system with variable protocol inter-office communication

Info

Publication number
GB9102098D0
GB9102098D0 GB919102098A GB9102098A GB9102098D0 GB 9102098 D0 GB9102098 D0 GB 9102098D0 GB 919102098 A GB919102098 A GB 919102098A GB 9102098 A GB9102098 A GB 9102098A GB 9102098 D0 GB9102098 D0 GB 9102098D0
Authority
GB
United Kingdom
Prior art keywords
telephone
switching system
data switching
office communication
variable protocol
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.)
Granted
Application number
GB919102098A
Other versions
GB2240905A (en
GB2240905B (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.)
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 GB9102098D0 publication Critical patent/GB9102098D0/en
Publication of GB2240905A publication Critical patent/GB2240905A/en
Application granted granted Critical
Publication of GB2240905B publication Critical patent/GB2240905B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H04Q3/0025—Provisions for signalling
    • 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
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/457—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals
    • H04Q1/4575—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals which are transmitted in digital form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme
    • H04Q3/54508—Configuration, initialisation
    • H04Q3/54533—Configuration data, translation, passwords, databases

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Communication Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB9102098A 1990-01-31 1991-01-31 Telephone or data switching system with variable protocol inter-office communication Expired - Fee Related GB2240905B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2009034 CA2009034C (en) 1990-01-31 1990-01-31 Telephone or data switching system with variable protocol inter-office communication

Publications (3)

Publication Number Publication Date
GB9102098D0 true GB9102098D0 (en) 1991-03-13
GB2240905A GB2240905A (en) 1991-08-14
GB2240905B GB2240905B (en) 1993-12-22

Family

ID=4144174

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9102098A Expired - Fee Related GB2240905B (en) 1990-01-31 1991-01-31 Telephone or data switching system with variable protocol inter-office communication

Country Status (4)

Country Link
CA (1) CA2009034C (en)
DE (1) DE4102751A1 (en)
GB (1) GB2240905B (en)
SE (1) SE9100279L (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254520A (en) * 1990-11-30 1992-10-07 * Gec-Plessey Telecommunications Limited Telecommunications signalling enhancement
GB2255472B (en) * 1991-04-30 1995-05-10 Rockwell International Corp Telecommunication data analysis and transmission
KR960012420B1 (en) * 1992-12-14 1996-09-20 재단법인 한국전자통신연구소 Toll exchanger
US5426694A (en) * 1993-10-08 1995-06-20 Excel, Inc. Telecommunication switch having programmable network protocols and communications services
CA2110643C (en) * 1993-12-03 1997-07-08 Deborah L. Pinard Method of telephone signalling via data link
US5455827A (en) * 1994-02-23 1995-10-03 Harris Corporation Multi-processing and direct routing of signalling protocols in voice communication channels
US5991389A (en) * 1996-06-13 1999-11-23 Northern Telecom Limited Programmable service architecture for call control processing
US6028924A (en) * 1996-06-13 2000-02-22 Northern Telecom Limited Apparatus and method for controlling processing of a service call
FI104605B (en) * 1996-12-19 2000-02-29 Ericsson Telefon Ab L M Signaling system method and apparatus
GB2332589B (en) * 1997-12-16 2002-05-29 Dsc Telecom Lp Transmission of signalling information between a central terminal and a subscriber terminal of a telecommunications system
GB2332590B (en) * 1997-12-16 2002-10-09 Dsc Telecom Lp Handling of signalling information within a telecommunications system
ES2258336T3 (en) * 1998-08-07 2006-08-16 Siemens Aktiengesellschaft PROCEDURE TO OPERATE A LINK UNIT IN A TELEPHONE BOARD.
DE10030120B4 (en) * 2000-06-20 2005-07-21 Siemens Ag Method and device for configuring a telecommunications system

Also Published As

Publication number Publication date
DE4102751A1 (en) 1991-08-01
GB2240905A (en) 1991-08-14
SE9100279L (en) 1991-08-01
GB2240905B (en) 1993-12-22
SE9100279D0 (en) 1991-01-29
CA2009034C (en) 1995-04-04

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee