ES499738A0 - Perfeccionamientos en las disposiciones circuitales para de-tectar el correcto funcionamiento de la unidad de control delineas de una central de conmutacion telefonica - Google Patents

Perfeccionamientos en las disposiciones circuitales para de-tectar el correcto funcionamiento de la unidad de control delineas de una central de conmutacion telefonica

Info

Publication number
ES499738A0
ES499738A0 ES499738A ES499738A ES499738A0 ES 499738 A0 ES499738 A0 ES 499738A0 ES 499738 A ES499738 A ES 499738A ES 499738 A ES499738 A ES 499738A ES 499738 A0 ES499738 A0 ES 499738A0
Authority
ES
Spain
Prior art keywords
detect
control unit
correct operation
telephone switching
lines control
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
ES499738A
Other languages
English (en)
Other versions
ES8202222A1 (es
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.)
Italtel SpA
Original Assignee
Italtel SpA
Italtel Societa Italiana Telecomunicazioni SpA
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 Italtel SpA, Italtel Societa Italiana Telecomunicazioni SpA filed Critical Italtel SpA
Publication of ES499738A0 publication Critical patent/ES499738A0/es
Publication of ES8202222A1 publication Critical patent/ES8202222A1/es
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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
    • H04M3/241—Arrangements for supervision, monitoring or testing with provision for checking the normal operation for stored program controlled exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
    • H04M3/244—Arrangements for supervision, monitoring or testing with provision for checking the normal operation for multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Facsimiles In General (AREA)
ES499738A 1980-02-29 1981-02-24 Perfeccionamientos en las disposiciones circuitales para de-tectar el correcto funcionamiento de la unidad de control delineas de una central de conmutacion telefonica Expired ES8202222A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8020252A IT8020252A0 (it) 1980-02-29 1980-02-29 Disposizione circuitale per rilevare il corretto funzionamento dell'unita' controllo linee di una centrale di commutazione telefonica a divisione di tempo.

Publications (2)

Publication Number Publication Date
ES499738A0 true ES499738A0 (es) 1982-02-01
ES8202222A1 ES8202222A1 (es) 1982-02-01

Family

ID=11165157

Family Applications (1)

Application Number Title Priority Date Filing Date
ES499738A Expired ES8202222A1 (es) 1980-02-29 1981-02-24 Perfeccionamientos en las disposiciones circuitales para de-tectar el correcto funcionamiento de la unidad de control delineas de una central de conmutacion telefonica

Country Status (8)

Country Link
BR (1) BR8101066A (es)
DE (1) DE3107638A1 (es)
ES (1) ES8202222A1 (es)
FR (1) FR2477355A1 (es)
GB (1) GB2073547A (es)
IT (1) IT8020252A0 (es)
PT (1) PT72583B (es)
SE (1) SE8100700L (es)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1030688B (it) * 1974-10-07 1979-04-10 Sits Soc It Telecom Siemens Dispositivo di controllo per traslatori a logica centralizzata per centrali telefoniche
DE2543408C3 (de) * 1975-09-29 1978-11-02 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Überwachung von PCM-Verbindungen

Also Published As

Publication number Publication date
PT72583A (fr) 1981-03-01
ES8202222A1 (es) 1982-02-01
BR8101066A (pt) 1981-09-01
PT72583B (fr) 1982-03-12
DE3107638A1 (de) 1982-03-18
FR2477355A1 (fr) 1981-09-04
GB2073547A (en) 1981-10-14
IT8020252A0 (it) 1980-02-29
SE8100700L (sv) 1981-08-30

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