AU3318371A - Electronic circuit arrangement for monitoring instruments of electric communication engineering - Google Patents

Electronic circuit arrangement for monitoring instruments of electric communication engineering

Info

Publication number
AU3318371A
AU3318371A AU33183/71A AU3318371A AU3318371A AU 3318371 A AU3318371 A AU 3318371A AU 33183/71 A AU33183/71 A AU 33183/71A AU 3318371 A AU3318371 A AU 3318371A AU 3318371 A AU3318371 A AU 3318371A
Authority
AU
Australia
Prior art keywords
electronic circuit
circuit arrangement
electric communication
communication engineering
monitoring instruments
Prior art date
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
AU33183/71A
Other versions
AU467455B2 (en
Inventor
Sondheim Johann
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 AG
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
Priority claimed from DE19702046945 external-priority patent/DE2046945C/en
Application filed by Siemens AG filed Critical Siemens AG
Publication of AU3318371A publication Critical patent/AU3318371A/en
Application granted granted Critical
Publication of AU467455B2 publication Critical patent/AU467455B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/181—Prevention or correction of operating errors due to failing power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
AU33183/71A 1970-09-23 1971-09-07 Electronic circuit arrangement for monitoring instruments of electric communication engineering Expired AU467455B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702046945 DE2046945C (en) 1970-09-23 Electronic switching device
DEDE82046 1970-09-23

Publications (2)

Publication Number Publication Date
AU3318371A true AU3318371A (en) 1973-03-15
AU467455B2 AU467455B2 (en) 1975-12-04

Family

ID=5783212

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33183/71A Expired AU467455B2 (en) 1970-09-23 1971-09-07 Electronic circuit arrangement for monitoring instruments of electric communication engineering

Country Status (5)

Country Link
JP (1) JPS477076A (en)
AU (1) AU467455B2 (en)
IT (1) IT938789B (en)
NL (1) NL170565C (en)
SE (1) SE378958B (en)

Also Published As

Publication number Publication date
SE378958B (en) 1975-09-15
NL7112902A (en) 1972-03-27
NL170565C (en) 1982-11-16
NL170565B (en) 1982-06-16
IT938789B (en) 1973-02-10
JPS477076A (en) 1972-04-18
DE2046945B1 (en) 1972-06-08
AU467455B2 (en) 1975-12-04

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