AU531011B2 - Transmission line loop detection - Google Patents

Transmission line loop detection

Info

Publication number
AU531011B2
AU531011B2 AU52311/79A AU5231179A AU531011B2 AU 531011 B2 AU531011 B2 AU 531011B2 AU 52311/79 A AU52311/79 A AU 52311/79A AU 5231179 A AU5231179 A AU 5231179A AU 531011 B2 AU531011 B2 AU 531011B2
Authority
AU
Australia
Prior art keywords
transmission line
loop detection
line loop
detection
transmission
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
AU52311/79A
Other versions
AU5231179A (en
Inventor
Francis Charles Hacket-Jones
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.)
Telspec Europe Ltd
Original Assignee
Telspec 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 Telspec Ltd filed Critical Telspec Ltd
Priority to AU52311/79A priority Critical patent/AU531011B2/en
Publication of AU5231179A publication Critical patent/AU5231179A/en
Application granted granted Critical
Publication of AU531011B2 publication Critical patent/AU531011B2/en
Assigned to TELSPEC EUROPE LIMITED reassignment TELSPEC EUROPE LIMITED Request to Amend Deed and Register Assignors: TELSPEC LTD.
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2272—Subscriber line supervision circuits, e.g. call detection circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
AU52311/79A 1979-10-30 1979-10-30 Transmission line loop detection Expired AU531011B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU52311/79A AU531011B2 (en) 1979-10-30 1979-10-30 Transmission line loop detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU52311/79A AU531011B2 (en) 1979-10-30 1979-10-30 Transmission line loop detection

Publications (2)

Publication Number Publication Date
AU5231179A AU5231179A (en) 1981-05-07
AU531011B2 true AU531011B2 (en) 1983-08-04

Family

ID=3738589

Family Applications (1)

Application Number Title Priority Date Filing Date
AU52311/79A Expired AU531011B2 (en) 1979-10-30 1979-10-30 Transmission line loop detection

Country Status (1)

Country Link
AU (1) AU531011B2 (en)

Also Published As

Publication number Publication date
AU5231179A (en) 1981-05-07

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired