FR2365262A1 - Dispositif electronique de marquage de derangements, destine a la surveillance de systemes tels que les systemes telephoniques - Google Patents

Dispositif electronique de marquage de derangements, destine a la surveillance de systemes tels que les systemes telephoniques

Info

Publication number
FR2365262A1
FR2365262A1 FR7628230A FR7628230A FR2365262A1 FR 2365262 A1 FR2365262 A1 FR 2365262A1 FR 7628230 A FR7628230 A FR 7628230A FR 7628230 A FR7628230 A FR 7628230A FR 2365262 A1 FR2365262 A1 FR 2365262A1
Authority
FR
France
Prior art keywords
teleprinter
fault
output
monitoring circuit
lines connected
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
FR7628230A
Other languages
English (en)
French (fr)
Other versions
FR2365262B1 (Direct
Inventor
Robert Trendel
Bernard Herreng
Michel Mazzella
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Priority to FR7628230A priority Critical patent/FR2365262A1/fr
Publication of FR2365262A1 publication Critical patent/FR2365262A1/fr
Application granted granted Critical
Publication of FR2365262B1 publication Critical patent/FR2365262B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/36—Statistical metering, e.g. recording occasions when traffic exceeds capacity of trunks
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR7628230A 1976-09-20 1976-09-20 Dispositif electronique de marquage de derangements, destine a la surveillance de systemes tels que les systemes telephoniques Granted FR2365262A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7628230A FR2365262A1 (fr) 1976-09-20 1976-09-20 Dispositif electronique de marquage de derangements, destine a la surveillance de systemes tels que les systemes telephoniques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7628230A FR2365262A1 (fr) 1976-09-20 1976-09-20 Dispositif electronique de marquage de derangements, destine a la surveillance de systemes tels que les systemes telephoniques

Publications (2)

Publication Number Publication Date
FR2365262A1 true FR2365262A1 (fr) 1978-04-14
FR2365262B1 FR2365262B1 (Direct) 1982-02-12

Family

ID=9177851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7628230A Granted FR2365262A1 (fr) 1976-09-20 1976-09-20 Dispositif electronique de marquage de derangements, destine a la surveillance de systemes tels que les systemes telephoniques

Country Status (1)

Country Link
FR (1) FR2365262A1 (Direct)

Also Published As

Publication number Publication date
FR2365262B1 (Direct) 1982-02-12

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Legal Events

Date Code Title Description
ST Notification of lapse