NL180555C - Digitaal transmissiestelsel. - Google Patents

Digitaal transmissiestelsel.

Info

Publication number
NL180555C
NL180555C NLAANVRAGE7712866,A NL7712866A NL180555C NL 180555 C NL180555 C NL 180555C NL 7712866 A NL7712866 A NL 7712866A NL 180555 C NL180555 C NL 180555C
Authority
NL
Netherlands
Prior art keywords
transmission system
digital transmission
digital
transmission
Prior art date
Application number
NLAANVRAGE7712866,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7712866A (nl
NL180555B (nl
Original Assignee
Siemens Ag
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 Ag filed Critical Siemens Ag
Publication of NL7712866A publication Critical patent/NL7712866A/xx
Publication of NL180555B publication Critical patent/NL180555B/xx
Application granted granted Critical
Publication of NL180555C publication Critical patent/NL180555C/xx

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)
NLAANVRAGE7712866,A 1976-11-23 1977-11-22 Digitaal transmissiestelsel. NL180555C (nl)

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 (3)

Publication Number Publication Date
NL7712866A NL7712866A (nl) 1978-05-25
NL180555B NL180555B (nl) 1986-10-01
NL180555C true NL180555C (nl) 1987-03-02

Family

ID=5993784

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7712866,A NL180555C (nl) 1976-11-23 1977-11-22 Digitaal transmissiestelsel.

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
NL180555B (nl) 1986-10-01
FR2371830A1 (fr) 1978-06-16
FR2371830B1 (OSRAM) 1982-11-19
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
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee