GB2186762B - Communications switching system - Google Patents

Communications switching system

Info

Publication number
GB2186762B
GB2186762B GB8620722A GB8620722A GB2186762B GB 2186762 B GB2186762 B GB 2186762B GB 8620722 A GB8620722 A GB 8620722A GB 8620722 A GB8620722 A GB 8620722A GB 2186762 B GB2186762 B GB 2186762B
Authority
GB
United Kingdom
Prior art keywords
switching system
communications switching
communications
switching
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
Application number
GB8620722A
Other languages
English (en)
Other versions
GB2186762A (en
GB8620722D0 (en
Inventor
Michael Afheldt
John Barsellotti
Lester Kirkland
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 GB8620722D0 publication Critical patent/GB8620722D0/en
Publication of GB2186762A publication Critical patent/GB2186762A/en
Application granted granted Critical
Publication of GB2186762B publication Critical patent/GB2186762B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
GB8620722A 1986-02-18 1986-08-27 Communications switching system Expired GB2186762B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000502134A CA1254981A (en) 1986-02-18 1986-02-18 Communications switching system

Publications (3)

Publication Number Publication Date
GB8620722D0 GB8620722D0 (en) 1986-10-08
GB2186762A GB2186762A (en) 1987-08-19
GB2186762B true GB2186762B (en) 1989-12-28

Family

ID=4132491

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8620722A Expired GB2186762B (en) 1986-02-18 1986-08-27 Communications switching system

Country Status (8)

Country Link
US (1) US4791639A (enExample)
JP (1) JPH0634548B2 (enExample)
CN (1) CN87100702A (enExample)
CA (1) CA1254981A (enExample)
DE (1) DE3642019A1 (enExample)
FR (1) FR2594614A1 (enExample)
GB (1) GB2186762B (enExample)
IT (1) IT1214500B (enExample)

Families Citing this family (31)

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US4935925A (en) * 1987-03-11 1990-06-19 Aristacom International, Inc. Adaptive digital network interface
US5007051A (en) * 1987-09-30 1991-04-09 Hewlett-Packard Company Link layer protocol and apparatus for data communication
US4955054A (en) * 1988-10-05 1990-09-04 Precision Software Incorporated Integrated telecommunication system with improved digital voice response
US4961187A (en) * 1989-08-11 1990-10-02 Bnr Inc. PBX system with assignable relationships between network loops and ports
US4974223A (en) * 1989-09-18 1990-11-27 International Business Machines Corporation Parallel architecture for high speed flag detection and packet identification
JP2872327B2 (ja) * 1990-01-30 1999-03-17 キヤノン株式会社 交換装置及びその制御方法
US5182753A (en) * 1990-03-20 1993-01-26 Telefonaktiebolaget L M Ericsson Method of transmitting signaling messages in a mobile radio communication system
US5105420A (en) * 1990-04-09 1992-04-14 At&T Bell Laboratories Method and apparatus for reconfiguring interconnections between switching system functional units
JPH0476219U (enExample) * 1990-11-15 1992-07-03
US5345445A (en) * 1992-11-06 1994-09-06 At&T Bell Laboratories Establishing telecommunications calls in a broadband network
DE4338883B4 (de) * 1992-11-24 2005-03-03 Volkswagen Ag Katalysatoranordnung zum Vermindern von in sauerstoffhaltigen Abgasen enthaltenen Stickoxiden
AU692201B2 (en) * 1994-02-17 1998-06-04 Alcatel N.V. Network termination unit
DE4405038A1 (de) * 1994-02-17 1995-08-24 Sel Alcatel Ag Netzabschlußeinrichtung eines Telekommunikationsnetzes
CA2151292C (en) * 1994-06-10 2007-03-20 Steven P. Weir Integrated network switch with variable functions
US6192482B1 (en) * 1994-06-17 2001-02-20 International Business Machines Corporation Self-timed parallel data bus interface to direct storage devices
US5610912A (en) * 1994-08-01 1997-03-11 British Telecommunications Public Limited Company Switching in a telecommunications service node
DE4446656C2 (de) * 1994-12-19 1999-12-02 Deutsche Telephonwerk Kabel Steuerungssystem für Telekommunikations-Anlagen
EP0794679B1 (de) * 1996-03-04 2004-05-26 Siemens Aktiengesellschaft Verfahren zur Übertragung von Informationen über die Funkschnittstelle eines zellularen Mobilfunknetzes sowie entprechende Teilnehrmereinrichtung und Netzeinrichtung
US6031842A (en) * 1996-09-11 2000-02-29 Mcdata Corporation Low latency shared memory switch architecture
US5926468A (en) * 1997-04-04 1999-07-20 Telefonaktiebolaget L M Ericsson Wireless communications systems and methods utilizing data link reset
US6118462A (en) * 1997-07-01 2000-09-12 Memtrax Llc Computer system controller having internal memory and external memory control
JP3519616B2 (ja) * 1998-10-21 2004-04-19 株式会社日立製作所 中継装置
US6584122B1 (en) 1998-12-18 2003-06-24 Integral Access, Inc. Method and system for providing voice and data service
US6477172B1 (en) 1999-05-25 2002-11-05 Ulysses Esd Distributed telephony resource management method
US6618395B1 (en) * 1999-05-27 2003-09-09 3Com Corporation Physical coding sub-layer for transmission of data over multi-channel media
FR2803155B1 (fr) * 1999-12-23 2002-03-15 Cit Alcatel Demi-lien applicatif pour echangeur de reseau prive
US7177971B2 (en) * 2001-08-24 2007-02-13 Intel Corporation General input/output architecture, protocol and related methods to provide isochronous channels
US9836424B2 (en) 2001-08-24 2017-12-05 Intel Corporation General input/output architecture, protocol and related methods to implement flow control
KR100750036B1 (ko) 2001-08-24 2007-08-16 인텔 코오퍼레이션 플로우 제어를 구현하는 범용 입출력 아키텍쳐, 프로토콜및 관련 방법
FR2833449A1 (fr) * 2001-12-11 2003-06-13 Koninkl Philips Electronics Nv Dispositif de commutation comportant une voie de reference en tension commune
DE10303095A1 (de) * 2003-01-27 2004-08-12 Infineon Technologies Ag Datenverarbeitungsvorrichtung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2067050A (en) * 1979-12-26 1981-07-15 Western Electric Co Time division switching system
US4530093A (en) * 1983-07-05 1985-07-16 International Standard Electric Corporation PCM Telecommunications system for voice and data
US4530090A (en) * 1983-07-29 1985-07-16 International Standard Electric Corporation Telecommunications systems with user programmable features

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3824547A (en) * 1972-11-29 1974-07-16 Sigma Syst Inc Communications system with error detection and retransmission
CA1171946A (en) * 1981-09-11 1984-07-31 Mitel Corporation Time division switching matrix
US4546468A (en) * 1982-09-13 1985-10-08 At&T Bell Laboratories Switching network control circuit
DE3302920A1 (de) * 1983-01-28 1984-08-02 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer eine fernmeldeanlage, insbesondere fernsprechnebenstellenanlage, mit einrichtungen zur feststellung von zustandsaenderungen
CA1199394A (en) * 1983-02-18 1986-01-14 Conrad Lewis Switching system with separate supervisory links
US4558444A (en) * 1983-05-11 1985-12-10 At&T Laboratories Switching system having selectively interconnected remote switching modules
US4520477A (en) * 1983-06-27 1985-05-28 At&T Bell Laboratories Control information communication arrangement for a time division switching system
CA1203876A (en) * 1983-06-29 1986-04-29 Conrad Lewis Peripheral control for a digital telephone system
US4601035A (en) * 1983-10-03 1986-07-15 At&T Bell Laboratories Data communication method and circuitry
US4621357A (en) * 1984-08-16 1986-11-04 At&T Bell Laboratories Time division switching system control arrangement and method
US4633461A (en) * 1985-07-08 1986-12-30 At&T Information Systems Inc. Switching control for multiple stage time division switch
US4698802A (en) * 1986-03-07 1987-10-06 American Telephone And Telegraph Company And At&T Information Systems Inc. Combined circuit and packet switching system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2067050A (en) * 1979-12-26 1981-07-15 Western Electric Co Time division switching system
US4530093A (en) * 1983-07-05 1985-07-16 International Standard Electric Corporation PCM Telecommunications system for voice and data
US4530090A (en) * 1983-07-29 1985-07-16 International Standard Electric Corporation Telecommunications systems with user programmable features

Also Published As

Publication number Publication date
IT1214500B (it) 1990-01-18
FR2594614A1 (fr) 1987-08-21
CN87100702A (zh) 1987-11-25
US4791639A (en) 1988-12-13
DE3642019A1 (de) 1987-08-20
IT8621344A0 (it) 1986-07-31
JPH0634548B2 (ja) 1994-05-02
DE3642019C2 (enExample) 1988-12-15
GB2186762A (en) 1987-08-19
JPS62199139A (ja) 1987-09-02
GB8620722D0 (en) 1986-10-08
CA1254981A (en) 1989-05-30

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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