GB2008896B - Time division multiplex telephone exchange - Google Patents

Time division multiplex telephone exchange

Info

Publication number
GB2008896B
GB2008896B GB7844371A GB7844371A GB2008896B GB 2008896 B GB2008896 B GB 2008896B GB 7844371 A GB7844371 A GB 7844371A GB 7844371 A GB7844371 A GB 7844371A GB 2008896 B GB2008896 B GB 2008896B
Authority
GB
United Kingdom
Prior art keywords
time division
division multiplex
telephone exchange
multiplex telephone
exchange
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
GB7844371A
Other languages
English (en)
Other versions
GB2008896A (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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB2008896A publication Critical patent/GB2008896A/en
Application granted granted Critical
Publication of GB2008896B publication Critical patent/GB2008896B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • H04Q1/22—Automatic arrangements
    • H04Q1/24—Automatic arrangements for connection devices
    • H04Q1/245—Automatic arrangements for connection devices in time-division multiplex systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Fire-Detection Mechanisms (AREA)
GB7844371A 1977-11-18 1978-11-14 Time division multiplex telephone exchange Expired GB2008896B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7734742A FR2409651A1 (fr) 1977-11-18 1977-11-18 Dispositif de surveillance de chemins associe a un reseau de connexion a commutation temporelle de signaux codes

Publications (2)

Publication Number Publication Date
GB2008896A GB2008896A (en) 1979-06-06
GB2008896B true GB2008896B (en) 1982-02-17

Family

ID=9197785

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7844371A Expired GB2008896B (en) 1977-11-18 1978-11-14 Time division multiplex telephone exchange

Country Status (12)

Country Link
AR (1) AR220157A1 (es)
AU (1) AU4151978A (es)
BE (1) BE872076R (es)
BR (1) BR7807571A (es)
DE (1) DE2849744C2 (es)
DK (1) DK511278A (es)
ES (1) ES475186A1 (es)
FI (1) FI783494A (es)
FR (1) FR2409651A1 (es)
GB (1) GB2008896B (es)
NL (1) NL7811313A (es)
NO (1) NO783854L (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442563A1 (fr) * 1978-11-22 1980-06-20 Materiel Telephonique Dispositif de controle pour reseau de commutation temporelle
FR2464602A1 (fr) * 1979-08-30 1981-03-06 Thomson Csf Mat Tel Procede et dispositif de raccordement de teleimprimeurs a des signaleurs de type voie par voie
FR2467523A1 (fr) * 1979-10-12 1981-04-17 Thomson Csf Systeme de controle d'un reseau de connexion
IT8003532A0 (it) * 1980-10-07 1980-10-07 Italtel Spa Dispositivo per il controllo della continuita' spazio-temporale dei collegamenti dinamici di una retedi transito per sistemi di telecomunicazioni a divisione di tempo
EP0512457A1 (de) * 1991-05-08 1992-11-11 Siemens Aktiengesellschaft Verfahren und Anordnung zur Überwachung von Koppelwegen in einem Koppelfeld

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1450457A (en) * 1974-01-02 1976-09-22 Plessey Co Ltd Telecommunication exchange systems
FR2305907A1 (fr) * 1975-03-27 1976-10-22 Materiel Telephonique Dispositif de controle destine a un reseau de commutation pour voies multiplexees dans le temps
DE2543408C3 (de) * 1975-09-29 1978-11-02 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Überwachung von PCM-Verbindungen
FR2399162A1 (fr) * 1977-07-29 1979-02-23 Telecommunications Sa Procede de localisation de fautes pour repartiteur de voies de donnees et son dispositif de mise en oeuvre

Also Published As

Publication number Publication date
DE2849744A1 (de) 1979-05-23
NL7811313A (nl) 1979-05-22
BR7807571A (pt) 1979-06-26
FI783494A (fi) 1979-05-19
AR220157A1 (es) 1980-10-15
ES475186A1 (es) 1979-04-01
FR2409651B1 (es) 1984-06-29
AU4151978A (en) 1979-05-24
GB2008896A (en) 1979-06-06
FR2409651A1 (fr) 1979-06-15
NO783854L (no) 1979-05-21
DK511278A (da) 1979-05-19
DE2849744C2 (de) 1986-07-24
BE872076R (fr) 1979-05-17

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee