SE419151B - Adressfritt fellokaliseringsforfarande for overforingsstreckor for digitala signaler samt anordning for utforande av forfarandet - Google Patents

Adressfritt fellokaliseringsforfarande for overforingsstreckor for digitala signaler samt anordning for utforande av forfarandet

Info

Publication number
SE419151B
SE419151B SE7712665A SE7712665A SE419151B SE 419151 B SE419151 B SE 419151B SE 7712665 A SE7712665 A SE 7712665A SE 7712665 A SE7712665 A SE 7712665A SE 419151 B SE419151 B SE 419151B
Authority
SE
Sweden
Prior art keywords
signal
loop
regenerator
output
regenerators
Prior art date
Application number
SE7712665A
Other languages
English (en)
Swedish (sv)
Other versions
SE7712665L (sv
Inventor
R Pospischil
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 SE7712665L publication Critical patent/SE7712665L/
Publication of SE419151B publication Critical patent/SE419151B/sv

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/40Monitoring; Testing of relay systems
    • H04B17/407Monitoring; Testing of relay systems without selective localization
    • H04B17/408Monitoring; 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)
SE7712665A 1976-11-23 1977-11-09 Adressfritt fellokaliseringsforfarande for overforingsstreckor for digitala signaler samt anordning for utforande av forfarandet SE419151B (sv)

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
SE7712665L SE7712665L (sv) 1978-05-24
SE419151B true SE419151B (sv) 1981-07-13

Family

ID=5993784

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7712665A SE419151B (sv) 1976-11-23 1977-11-09 Adressfritt fellokaliseringsforfarande for overforingsstreckor for digitala signaler samt anordning for utforande av forfarandet

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
NL180555C (nl) 1987-03-02
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

Similar Documents

Publication Publication Date Title
US4059729A (en) Method and system for selectively accessing multiplexed data transmission network for monitoring and testing of the network
EP1237392A3 (en) Optical transmission apparatus with an optimal routing and data transmitting capability and a method of determining an optimal route on optical transmission
EP0214215A1 (en) ARRANGEMENT TO ACCESS AND TEST A TELECOMMUNICATION CIRCUIT.
SE419151B (sv) Adressfritt fellokaliseringsforfarande for overforingsstreckor for digitala signaler samt anordning for utforande av forfarandet
US4298982A (en) Fault-tolerant interface circuit for parallel digital bus
US4354265A (en) Method and an apparatus for transferring digital information in a telephone system
CN101047477B (zh) 信号劣化和恢复检测方法以及设备和通信量传输系统
NO143294B (no) Fremgangsmaate til automatisk kontroll av funksjonsdyktigheten av systemer til dataoverfoering
EP0675624B1 (en) Telecommunication customer interface
US4270029A (en) Selection system for digital signal repeaters
US4454383A (en) Asynchronous data transmission method and circuitry
EP0292686B1 (en) Line delay compensation arrangement for digital transmission systems utilizing low-power line drivers
CA1149525A (en) Channel zero switching arrangements for digital telecommunication exchanges
US6049888A (en) Method and apparatus for automatic communication configuration
US4495497A (en) Circuit arrangement for controlled interconnection of signal sources and signal destinations
NO155220B (no) Fremgangsmaate til aa innlemme en datastroem i lysleder-overfoeringsstrekninger.
CA1245356A (en) Data network interface module
US6535027B1 (en) Low power peak detector
US6374374B1 (en) Error processing circuit for a receiving location of a data transmission system
NO158988B (no) Intraokulaert implantat.
NO743865L (OSRAM)
US5764633A (en) Method and system for transferring digital telephone circuits
US2360878A (en) Telegraph system
SU1223376A1 (ru) Устройство дл контрол регенераторов
SU1372347A1 (ru) Устройство дл приема и передачи информации

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7712665-4

Effective date: 19891114

Format of ref document f/p: F