KE3687A - Digital switching network for telecommunications exchange - Google Patents

Digital switching network for telecommunications exchange

Info

Publication number
KE3687A
KE3687A KE3687A KE368787A KE3687A KE 3687 A KE3687 A KE 3687A KE 3687 A KE3687 A KE 3687A KE 368787 A KE368787 A KE 368787A KE 3687 A KE3687 A KE 3687A
Authority
KE
Kenya
Prior art keywords
switching network
digital switching
telecommunications exchange
telecommunications
exchange
Prior art date
Application number
KE3687A
Other languages
English (en)
Inventor
Slade Maddern Thomas
William Ansell John
Schroder Philip Alexander
Original Assignee
Plessey Co Plc
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 Plessey Co Plc filed Critical Plessey Co Plc
Publication of KE3687A publication Critical patent/KE3687A/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
KE3687A 1982-04-24 1987-01-27 Digital switching network for telecommunications exchange KE3687A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08211924A GB2120041B (en) 1982-04-24 1982-04-24 Digital switching network for telecommunications exchange

Publications (1)

Publication Number Publication Date
KE3687A true KE3687A (en) 1987-02-20

Family

ID=10529938

Family Applications (1)

Application Number Title Priority Date Filing Date
KE3687A KE3687A (en) 1982-04-24 1987-01-27 Digital switching network for telecommunications exchange

Country Status (12)

Country Link
US (1) US4535442A (xx)
EP (1) EP0093523B1 (xx)
JP (1) JPS58195392A (xx)
AU (1) AU560438B2 (xx)
CA (1) CA1210840A (xx)
DE (1) DE3365085D1 (xx)
GB (1) GB2120041B (xx)
IN (1) IN158770B (xx)
KE (1) KE3687A (xx)
MT (1) MTP927B (xx)
PT (1) PT76571B (xx)
ZA (1) ZA832487B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156183B (en) * 1984-03-16 1987-05-20 Plessey Co Plc Digital line termination unit command interface
DE3537451A1 (de) * 1985-10-22 1987-04-23 Philips Patentverwaltung Vermittlungsanlage mit fehlerkorrektur
GB8618100D0 (en) * 1986-07-24 1986-09-03 Plessey Co Plc Security arrangement
US5198808A (en) * 1988-09-20 1993-03-30 Nec Corporation Matrix switch apparatus with a diagnosis circuit having stand-by ports and reduced size matrix switching elements
US5072440A (en) * 1989-03-01 1991-12-10 Fujitsu Limited Self-routing switching system having dual self-routing switch module network structure
DE4128412C1 (xx) * 1991-08-27 1992-12-10 Siemens Ag, 8000 Muenchen, De
DE4218054C1 (de) * 1992-06-01 1993-11-11 Siemens Ag Verfahren zur Mitlaufüberwachung und Bitfehlerreduktion für durchgeschaltete Verbindungen in digitalen Kommunikationssystemen
GB9311106D0 (en) * 1993-05-28 1993-07-14 Plessey Telecomm Switch plane maintenance
SE505091C2 (sv) 1995-10-03 1997-06-23 Ericsson Telefon Ab L M Redundansstruktur vid digital väljare
FI106422B (fi) * 1998-03-06 2001-01-31 Nokia Networks Oy Varmennettu kytkentäjärjestely
US6831927B1 (en) * 1999-05-13 2004-12-14 Lucent Technologies Inc. Fault protection for hitless and errorless switching of telecommunications signals
US6850704B1 (en) * 1999-09-14 2005-02-01 Lucent Technologies Inc. Low-overhead fault-tolerance techniques for optical and other cross-connect systems
US7429152B2 (en) * 2003-06-17 2008-09-30 Kennametal Inc. Uncoated cutting tool using brazed-in superhard blank

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE867867C (de) * 1951-04-21 1953-02-19 Lorenz C Ag Verfahren zur UEbertragung von Telegrafierzeichen
FR2233780B1 (xx) * 1973-06-13 1977-05-06 Materiel Telephonique
FR2311470A1 (fr) * 1975-05-13 1976-12-10 Thomson Csf Autocommutateur a commutation temporelle, procedes de reconfiguration d'un tel autocommutateur
US4075608A (en) * 1976-01-19 1978-02-21 The United States Of America As Represented By The Secretary Of The Navy Multiple-channel data switch
GB1557661A (en) * 1976-07-30 1979-12-12 Gen Electric Co Ltd Telecommunication switching networks
US4201891A (en) * 1978-03-17 1980-05-06 International Telephone And Telegraph Corporation Expandable digital switching network
US4096354A (en) * 1977-03-11 1978-06-20 Bell Telephone Laboratories, Incorporated Apparatus for distinguishing between failures in a digital transmission network
GB1582456A (en) * 1977-04-02 1981-01-07 Gen Electric Digital telecommunication switching systems
ZA804384B (en) * 1979-08-10 1981-07-29 Plessey Co Ltd Digital telecommunications switching network with in-built fault identification
GB2074815B (en) * 1980-04-24 1984-06-27 Plessey Co Ltd Telecommunications switching network using digital switching modules
GB2083319B (en) * 1980-06-25 1984-03-28 Plessey Co Ltd Digital switching module
US4397020A (en) * 1980-09-11 1983-08-02 Bell Telephone Laboratories, Incorporated Error monitoring in digital transmission systems
US4442502A (en) * 1981-03-30 1984-04-10 Datapoint Corporation Digital information switching system

Also Published As

Publication number Publication date
IN158770B (xx) 1987-01-24
AU560438B2 (en) 1987-04-09
CA1210840A (en) 1986-09-02
US4535442A (en) 1985-08-13
PT76571B (en) 1985-12-16
EP0093523B1 (en) 1986-08-06
PT76571A (en) 1983-05-01
DE3365085D1 (en) 1986-09-11
JPS58195392A (ja) 1983-11-14
EP0093523A1 (en) 1983-11-09
AU1384183A (en) 1983-10-27
MTP927B (en) 1984-10-03
GB2120041A (en) 1983-11-23
GB2120041B (en) 1985-10-02
ZA832487B (en) 1983-12-28

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