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FR1500934A - Selective remote monitoring device for telephone link by cable equipped with repeaters - Google Patents

Selective remote monitoring device for telephone link by cable equipped with repeaters

Info

Publication number
FR1500934A
FR1500934A FR71577A FR71577A FR1500934A FR 1500934 A FR1500934 A FR 1500934A FR 71577 A FR71577 A FR 71577A FR 71577 A FR71577 A FR 71577A FR 1500934 A FR1500934 A FR 1500934A
Authority
FR
France
Prior art keywords
repeaters
monitoring device
remote monitoring
telephone link
cable equipped
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
FR71577A
Other languages
French (fr)
Inventor
Raymond Jacques Charles Roquet
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 to FR71013A priority Critical patent/FR1500922A/en
Application filed by Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Priority to FR71577A priority patent/FR1500934A/en
Priority to US652206A priority patent/US3551610A/en
Application granted granted Critical
Publication of FR1500934A publication Critical patent/FR1500934A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/407—Monitoring; Testing of relay systems without selective localization
    • H04B17/408—Monitoring; 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)
FR71577A 1966-07-27 1966-07-30 Selective remote monitoring device for telephone link by cable equipped with repeaters Expired FR1500934A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR71013A FR1500922A (en) 1966-07-27 1966-07-27 Method and device for remote monitoring for telephone links comprising remotely monitored amplifier stations
FR71577A FR1500934A (en) 1966-07-30 1966-07-30 Selective remote monitoring device for telephone link by cable equipped with repeaters
US652206A US3551610A (en) 1966-07-27 1967-07-10 Devices for distant supervision of the working condition of telephone lines repeaters by means of local generators associated therewith

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR71577A FR1500934A (en) 1966-07-30 1966-07-30 Selective remote monitoring device for telephone link by cable equipped with repeaters

Publications (1)

Publication Number Publication Date
FR1500934A true FR1500934A (en) 1967-11-10

Family

ID=8614531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR71577A Expired FR1500934A (en) 1966-07-27 1966-07-30 Selective remote monitoring device for telephone link by cable equipped with repeaters

Country Status (1)

Country Link
FR (1) FR1500934A (en)

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