SE388093B - Anordning for overvakning av signalbehandlingskretsar i en meddelandeoverforingsbana - Google Patents

Anordning for overvakning av signalbehandlingskretsar i en meddelandeoverforingsbana

Info

Publication number
SE388093B
SE388093B SE7302244A SE7302244A SE388093B SE 388093 B SE388093 B SE 388093B SE 7302244 A SE7302244 A SE 7302244A SE 7302244 A SE7302244 A SE 7302244A SE 388093 B SE388093 B SE 388093B
Authority
SE
Sweden
Prior art keywords
signal processing
processing circuit
monitoring device
transmission path
message transmission
Prior art date
Application number
SE7302244A
Other languages
English (en)
Inventor
I G Chisholm
P J Wakeling
Original Assignee
Marconi Co Ltd
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of SE388093B publication Critical patent/SE388093B/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/401—Monitoring; Testing of relay systems with selective localization
    • H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/404—Monitoring; Testing of relay systems with selective localization using different frequencies selected by local filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
SE7302244A 1972-02-17 1973-02-16 Anordning for overvakning av signalbehandlingskretsar i en meddelandeoverforingsbana SE388093B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB735572*[A GB1409293A (en) 1972-02-17 1972-02-17 Signal transmission systems

Publications (1)

Publication Number Publication Date
SE388093B true SE388093B (sv) 1976-09-20

Family

ID=9831537

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7302244A SE388093B (sv) 1972-02-17 1973-02-16 Anordning for overvakning av signalbehandlingskretsar i en meddelandeoverforingsbana

Country Status (6)

Country Link
US (1) US3895352A (sv)
AU (1) AU469714B2 (sv)
DE (1) DE2307900B2 (sv)
GB (1) GB1409293A (sv)
IT (1) IT977813B (sv)
SE (1) SE388093B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1205561A (en) * 1983-03-11 1986-06-03 Kiichi Yamashita Method of searching fault locations in digital transmission line
US4742518A (en) * 1986-05-27 1988-05-03 American Telephone And Telegraph Company, At&T Bell Laboratories Fault location system for a digital transmission line
GB2197159B (en) * 1986-11-05 1990-12-12 Stc Plc Testing transmission links
AU650584B2 (en) * 1989-08-09 1994-06-23 Tasman Cable Company Pty. Ltd. Fault location arrangement for digital transmission system
AU634261B2 (en) * 1989-08-09 1993-02-18 Tasman Cable Company Pty. Limited (Tcc) Fault location arrangement for digital transmission system
US5212713A (en) * 1989-08-09 1993-05-18 Tasman Cable Company Fault location arrangement for digital transmission systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3061679A (en) * 1959-12-09 1962-10-30 Bell Telephone Labor Inc Alarm signaling system
US3210671A (en) * 1962-04-17 1965-10-05 Automatic Elect Lab Repeater alarm system for indicating failure of an amplifier
GB1090374A (en) * 1964-07-01 1967-11-08 Gen Electric Co Ltd Improvements in or relating to electric signal repeater circuits
FR1502676A (fr) * 1966-06-08 1967-11-24 Bailey Controle Système de transmission de mesures à multiplexage dans le temps
US3513443A (en) * 1967-02-27 1970-05-19 Amp Inc Selective signalling system with receiver generator
GB1251121A (sv) * 1969-01-02 1971-10-27
US3715723A (en) * 1971-12-28 1973-02-06 Nasa Frequency division multiplex technique
US3728681A (en) * 1972-01-06 1973-04-17 Collins Radio Co Data loop communication priority establishing apparatus

Also Published As

Publication number Publication date
US3895352A (en) 1975-07-15
AU469714B2 (en) 1976-02-19
DE2307900B2 (de) 1977-10-13
AU5160673A (en) 1974-08-01
DE2307900A1 (de) 1973-09-06
GB1409293A (en) 1975-10-08
IT977813B (it) 1974-09-20

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