FR2371830B1 - - Google Patents

Info

Publication number
FR2371830B1
FR2371830B1 FR7734253A FR7734253A FR2371830B1 FR 2371830 B1 FR2371830 B1 FR 2371830B1 FR 7734253 A FR7734253 A FR 7734253A FR 7734253 A FR7734253 A FR 7734253A FR 2371830 B1 FR2371830 B1 FR 2371830B1
Authority
FR
France
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
FR7734253A
Other languages
French (fr)
Other versions
FR2371830A1 (fr
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.)
Siemens Corp
Original Assignee
Siemens 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 Siemens Corp filed Critical Siemens Corp
Publication of FR2371830A1 publication Critical patent/FR2371830A1/fr
Application granted granted Critical
Publication of FR2371830B1 publication Critical patent/FR2371830B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/407—Monitoring; Testing of relay systems without selective localization
    • H04B17/408—Monitoring; Testing of relay systems without selective localization using successive loop-backs

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Dc Digital Transmission (AREA)
FR7734253A 1976-11-23 1977-11-15 Procede de localisation, sans adresse, de defauts pour des sections de transmission de signaux numeriques Granted FR2371830A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2653201A DE2653201B2 (de) 1976-11-23 1976-11-23 Adressenfreies Fehlerortungsverfahren für Übertragungsstrecken digitaler Signale und Anordnung zur Durchführung dieses Verfahrens

Publications (2)

Publication Number Publication Date
FR2371830A1 FR2371830A1 (fr) 1978-06-16
FR2371830B1 true FR2371830B1 (OSRAM) 1982-11-19

Family

ID=5993784

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7734253A Granted FR2371830A1 (fr) 1976-11-23 1977-11-15 Procede de localisation, sans adresse, de defauts pour des sections de transmission de signaux numeriques

Country Status (9)

Country Link
JP (1) JPS5365614A (OSRAM)
BE (1) BE861114A (OSRAM)
CH (1) CH626762A5 (OSRAM)
DE (1) DE2653201B2 (OSRAM)
FR (1) FR2371830A1 (OSRAM)
GB (1) GB1551172A (OSRAM)
IT (1) IT1088122B (OSRAM)
NL (1) NL180555C (OSRAM)
SE (1) SE419151B (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2904057A1 (de) * 1979-02-02 1980-08-07 Siemens Ag Adressenfreie fehlerortung mittels schleifenschluss fuer nachrichtenuebertragungsstrecken
DE2942410A1 (de) * 1979-10-19 1981-05-07 Siemens AG, 1000 Berlin und 8000 München Adressenfreie fehlerortung mittels schleifenschluss in einer nachrichtenuebertragungsstrecke
DE3003516A1 (de) * 1980-01-31 1981-08-06 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur bildung eines schleifenschlusses in einem zwischenregenerator eines pcm-systems
DE3015827C2 (de) * 1980-04-24 1982-02-18 Siemens AG, 1000 Berlin und 8000 München Übertragungssystem für digitale Signale mit einer Einrichtung zur Fehlerortung
FR2486335B1 (fr) * 1980-07-02 1988-03-11 Telecommunications Sa Installation de telelocalisation pas-a-pas de circuits d'amplification intermediaires d'une liaison mic
DE3207397C2 (de) * 1982-03-05 1987-03-26 kabelmetal electro GmbH, 3000 Hannover Verfahren zur Überwachung der Funktionsfähigkeit einer digitalen Übertragungsstrecke
DE3532336A1 (de) * 1985-09-11 1987-03-19 Siemens Ag Nachrichtenuebertragungsanlage mit ueberwachung nach dem ism-ortungsverfahren
US5422876A (en) * 1993-09-07 1995-06-06 Southwestern Bell Technology Resources, Inc. Out-of-band loopback control scheme

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2134783C3 (de) * 1971-07-12 1979-06-21 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Ermittlung von Fehlern in den mit Regeneratoren versehenen Zwischenstellen eines mit Pulscodemodulation arbeitenden Übertragungssystems

Also Published As

Publication number Publication date
DE2653201B2 (de) 1978-08-31
JPS5745106B2 (OSRAM) 1982-09-25
DE2653201A1 (de) 1978-05-24
NL7712866A (nl) 1978-05-25
SE419151B (sv) 1981-07-13
NL180555C (nl) 1987-03-02
NL180555B (nl) 1986-10-01
FR2371830A1 (fr) 1978-06-16
JPS5365614A (en) 1978-06-12
DE2653201C3 (OSRAM) 1979-04-26
IT1088122B (it) 1985-06-10
GB1551172A (en) 1979-08-22
SE7712665L (sv) 1978-05-24
CH626762A5 (en) 1981-11-30
BE861114A (fr) 1978-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse