BE793396A - Montage de surveillance de liaison - Google Patents

Montage de surveillance de liaison

Info

Publication number
BE793396A
BE793396A BE793396DA BE793396A BE 793396 A BE793396 A BE 793396A BE 793396D A BE793396D A BE 793396DA BE 793396 A BE793396 A BE 793396A
Authority
BE
Belgium
Prior art keywords
mounting
link surveillance
surveillance
link
surveillance mounting
Prior art date
Application number
Other languages
English (en)
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.)
Publication date
Publication of BE793396A publication Critical patent/BE793396A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/16—Threshold monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Electronic Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
BE793396D 1972-01-24 Montage de surveillance de liaison BE793396A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2203180A DE2203180C3 (de) 1972-01-24 1972-01-24 Verbindungsüberwachungsschaltung

Publications (1)

Publication Number Publication Date
BE793396A true BE793396A (fr) 1973-06-28

Family

ID=5833832

Family Applications (1)

Application Number Title Priority Date Filing Date
BE793396D BE793396A (fr) 1972-01-24 Montage de surveillance de liaison

Country Status (15)

Country Link
US (1) US3887824A (fr)
AR (1) AR194976A1 (fr)
AT (1) AT320751B (fr)
BE (1) BE793396A (fr)
BR (1) BR7300519D0 (fr)
CH (1) CH546522A (fr)
DE (1) DE2203180C3 (fr)
DK (1) DK140915C (fr)
FR (1) FR2169038B1 (fr)
GB (1) GB1405154A (fr)
IT (1) IT978365B (fr)
LU (1) LU66874A1 (fr)
NL (1) NL7300534A (fr)
SE (1) SE376705B (fr)
ZA (1) ZA728424B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037050A (en) * 1976-05-26 1977-07-19 Bell Telephone Laboratories, Incorporated Fault isolation in communications circuits
US4084070A (en) * 1977-01-21 1978-04-11 Rca Corporation Overcurrent protection circuit
DE4212742A1 (de) * 1992-04-16 1993-10-21 Bayerische Motoren Werke Ag Verfahren zur Fehlererkennung bei einem Datenbus
FR2787584B1 (fr) * 1998-12-18 2001-02-09 Atral Dispositif de detection de coupure d'une ligne electrique, en particulier d'une ligne telephonique
US6587050B2 (en) 2001-07-24 2003-07-01 Eaton Corporation Oscillator activated continuity testing switch
US6653846B2 (en) 2001-09-14 2003-11-25 Eaton Corporation Multifunction circuit continuity and sensor tester

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949547A (en) * 1958-06-13 1960-08-16 Bell Telephone Labor Inc Delay timer
BE620605A (fr) * 1961-03-07
US3317668A (en) * 1963-08-15 1967-05-02 Teletype Corp Open line and busy line detection circuit
US3275850A (en) * 1964-02-11 1966-09-27 Itt Timer
US3354323A (en) * 1964-11-27 1967-11-21 Test Corp Comp Pulse generator with direct connection to output pulse former and time delay in branch circuit
US3414735A (en) * 1965-12-03 1968-12-03 Conductron Corp Variable time constant learning means
DE1614530C2 (de) * 1967-05-23 1975-11-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur zeitabhängigen Steuerung von Relais
FR1605049A (fr) * 1968-12-31 1972-08-28

Also Published As

Publication number Publication date
BR7300519D0 (pt) 1973-09-20
DE2203180B2 (de) 1974-11-14
LU66874A1 (fr) 1973-07-27
AT320751B (de) 1975-02-25
CH546522A (de) 1974-02-28
FR2169038B1 (fr) 1977-07-22
DE2203180C3 (de) 1975-06-26
US3887824A (en) 1975-06-03
DK140915C (da) 1980-05-19
GB1405154A (en) 1975-09-03
SE376705B (fr) 1975-06-02
DK140915B (da) 1979-12-03
IT978365B (it) 1974-09-20
ZA728424B (en) 1973-08-29
NL7300534A (fr) 1973-07-26
DE2203180A1 (de) 1973-08-09
FR2169038A1 (fr) 1973-09-07
AR194976A1 (es) 1973-08-30

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