IT1175331B - Unita' di controllo periferico per un sistema commutatore digitale - Google Patents

Unita' di controllo periferico per un sistema commutatore digitale

Info

Publication number
IT1175331B
IT1175331B IT19529/84A IT1952984A IT1175331B IT 1175331 B IT1175331 B IT 1175331B IT 19529/84 A IT19529/84 A IT 19529/84A IT 1952984 A IT1952984 A IT 1952984A IT 1175331 B IT1175331 B IT 1175331B
Authority
IT
Italy
Prior art keywords
control unit
peripheral control
switching system
digital switching
digital
Prior art date
Application number
IT19529/84A
Other languages
English (en)
Other versions
IT8419529A0 (it
Inventor
Conrad Lewis
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 IT8419529A0 publication Critical patent/IT8419529A0/it
Application granted granted Critical
Publication of IT1175331B publication Critical patent/IT1175331B/it

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)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
IT19529/84A 1983-06-29 1984-02-09 Unita' di controllo periferico per un sistema commutatore digitale IT1175331B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000431426A CA1203876A (en) 1983-06-29 1983-06-29 Peripheral control for a digital telephone system

Publications (2)

Publication Number Publication Date
IT8419529A0 IT8419529A0 (it) 1984-02-09
IT1175331B true IT1175331B (it) 1987-07-01

Family

ID=4125585

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19529/84A IT1175331B (it) 1983-06-29 1984-02-09 Unita' di controllo periferico per un sistema commutatore digitale

Country Status (9)

Country Link
US (1) US4616360A (it)
JP (1) JPS6025399A (it)
CA (1) CA1203876A (it)
DE (1) DE3420824A1 (it)
ES (1) ES8600596A1 (it)
FR (1) FR2548506B1 (it)
GB (1) GB2142505B (it)
IT (1) IT1175331B (it)
MX (1) MX157982A (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1254981A (en) * 1986-02-18 1989-05-30 Lester Kirkland Communications switching system
IT1188561B (it) * 1986-03-05 1988-01-20 Italtel Spa Rete per la commutazione dei messaggi tra una pluralita' diunita' di elaborazione
NL8600613A (nl) * 1986-03-10 1987-10-01 At & T & Philips Telecomm Breedband ruimteschakelnetwerk en parallel-serie-omzetter en serie-parallel-omzetter voor toepassing in een dergelijk ruimteschakelnetwerk.
US4852085A (en) * 1986-05-02 1989-07-25 Datos Corporation Expandable digital switching matrix with fault-tolerance and minimum delay time
US4893310A (en) * 1987-11-30 1990-01-09 Northern Telecom Limited Digital key telephone system
US5060227A (en) * 1988-02-29 1991-10-22 Motorola, Inc. Digital telephone switch with simultaneous dual PCM format compatibility
US4860281A (en) * 1988-02-29 1989-08-22 Motorola, Inc. Individual subchannel loopback in the PCM interfaces of a digital telephone exchange with control of the outbound path
US5136585A (en) * 1988-03-10 1992-08-04 Northern Telecom Limited Digital key telephone system
US4924460A (en) * 1988-10-05 1990-05-08 Pacific Bell Office control unit apparatus for use in a digital network
EP0398129A3 (de) * 1989-05-19 1991-11-21 Siemens Nixdorf Informationssysteme Aktiengesellschaft Steuersystem für eine digitale Fernmeldevermittlungsanlage
CA2052500C (en) * 1991-09-30 1995-09-19 Jozef Z. Babiarz Pabx common channel relay system
CA2068154C (en) * 1992-05-07 1997-01-14 Janice C. Halligan Programmable call progress tones for a switching system
DE69323661T2 (de) * 1992-07-17 1999-07-22 Siemens Business Communication Systems, Inc. (N.D.Ges.D.Staates Delaware), Santa Clara, Calif. Verfahren und Vorrichtung zur Verbindung von Zusatzvorrichtungen mit einem digitalen Telefon
CA2094210C (en) * 1993-04-16 1997-07-08 Mark R. Sestak Multiple queue resource management
CA2108224C (en) * 1993-10-12 1997-09-09 Deborah L. Pinard Method and aparatus for implementing hunt groups
CA2110643C (en) * 1993-12-03 1997-07-08 Deborah L. Pinard Method of telephone signalling via data link
US6597690B1 (en) 1999-01-22 2003-07-22 Intel Corporation Method and apparatus employing associative memories to implement limited switching
US6570887B2 (en) 1999-01-22 2003-05-27 Intel Corporation Method and apparatus employing associative memories to implement message passing

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH517419A (de) * 1970-12-24 1971-12-31 Ibm Zeitmultiplex-Vermittlungseinrichtung
US3693155A (en) * 1971-03-23 1972-09-19 Nat Telecommunications System Communication system
FR2246136A1 (en) * 1973-10-02 1975-04-25 Constr Telephoniques Telephone exchanges with bit parallel switch of coded signals - has cct. for safeguarding of completed connections
JPS5513475A (en) * 1978-07-14 1980-01-30 Nec Corp Bus selection system
US4377843A (en) * 1979-04-19 1983-03-22 Wescom Switching, Inc. Data distribution interface
US4287590A (en) * 1979-06-25 1981-09-01 International Standard Electric Corporation Time division multiplex communication system
CA1143812A (en) * 1979-07-23 1983-03-29 Fahim Ahmed Distributed control memory network
US4347498A (en) * 1979-11-21 1982-08-31 International Business Machines Corporation Method and means for demand accessing and broadcast transmission among ports in a distributed star network
US4322843A (en) * 1979-12-26 1982-03-30 Bell Telephone Laboratories, Incorporated Control information communication arrangement for a time division switching system
CA1171946A (en) * 1981-09-11 1984-07-31 Mitel Corporation Time division switching matrix
CA1199394A (en) * 1983-02-18 1986-01-14 Conrad Lewis Switching system with separate supervisory links

Also Published As

Publication number Publication date
IT8419529A0 (it) 1984-02-09
FR2548506A1 (fr) 1985-01-04
GB2142505A (en) 1985-01-16
ES530124A0 (es) 1985-10-01
US4616360A (en) 1986-10-07
DE3420824A1 (de) 1985-01-03
MX157982A (es) 1988-12-28
FR2548506B1 (fr) 1988-05-20
GB2142505B (en) 1986-06-11
GB8404202D0 (en) 1984-03-21
CA1203876A (en) 1986-04-29
JPS6025399A (ja) 1985-02-08
ES8600596A1 (es) 1985-10-01

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970228