NL7105347A - - Google Patents

Info

Publication number
NL7105347A
NL7105347A NL7105347A NL7105347A NL7105347A NL 7105347 A NL7105347 A NL 7105347A NL 7105347 A NL7105347 A NL 7105347A NL 7105347 A NL7105347 A NL 7105347A NL 7105347 A NL7105347 A NL 7105347A
Authority
NL
Netherlands
Application number
NL7105347A
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 filed Critical
Priority to NL7105347A priority Critical patent/NL7105347A/xx
Priority to DE19722217753 priority patent/DE2217753A1/de
Priority to CA139,785A priority patent/CA975430A/en
Priority to SE500272A priority patent/SE376524B/xx
Priority to GB1786172A priority patent/GB1383699A/en
Priority to CH570172A priority patent/CH549314A/xx
Priority to IT2331172A priority patent/IT953663B/it
Priority to BE782338A priority patent/BE782338A/xx
Priority to JP47039515A priority patent/JPS5246446B1/ja
Priority to FR7214031A priority patent/FR2186786B1/fr
Priority to US00250681A priority patent/US3766337A/en
Publication of NL7105347A publication Critical patent/NL7105347A/xx

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
    • H04B17/403—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local oscillators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems

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)
NL7105347A 1971-04-21 1971-04-21 NL7105347A (cg-RX-API-DMAC7.html)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL7105347A NL7105347A (cg-RX-API-DMAC7.html) 1971-04-21 1971-04-21
DE19722217753 DE2217753A1 (de) 1971-04-21 1972-04-13 Übertragungssystem zum Übertragen von Signalen zwischen zwei Endstationen über eine Übertragungsleitung mit darin aufgenommenen Verstärkerstationen
CA139,785A CA975430A (en) 1971-04-21 1972-04-17 Signals transmission system between two terminal stations through a transmission line and repeater stations
SE500272A SE376524B (cg-RX-API-DMAC7.html) 1971-04-21 1972-04-18
GB1786172A GB1383699A (en) 1971-04-21 1972-04-18 Information signal transmission system
CH570172A CH549314A (de) 1971-04-21 1972-04-18 Anlage zur uebertragung von informationssignalen in einem bestimmten frequenzband zwischen zwei endstationen ueber eine uebertragungsleitung mit darin aufgenommenen verstaerkerstationen.
IT2331172A IT953663B (it) 1971-04-21 1972-04-18 Sistema di trasmissione per trasmet tere segnali fra due stazioni termi nali attraverso una linea di tra smissione includente stazioni ri petitrici
BE782338A BE782338A (fr) 1971-04-21 1972-04-19 Systeme de transmission de signaux entre deux stations terminales par l'intermediaire d'une ligne de transmission renfermantdes repeteurs
JP47039515A JPS5246446B1 (cg-RX-API-DMAC7.html) 1971-04-21 1972-04-19
FR7214031A FR2186786B1 (cg-RX-API-DMAC7.html) 1971-04-21 1972-04-20
US00250681A US3766337A (en) 1971-04-21 1972-05-05 Transmission system for the transmission of signals between two terminal stations through a transmission line including repeater stations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7105347A NL7105347A (cg-RX-API-DMAC7.html) 1971-04-21 1971-04-21

Publications (1)

Publication Number Publication Date
NL7105347A true NL7105347A (cg-RX-API-DMAC7.html) 1972-10-24

Family

ID=19812969

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7105347A NL7105347A (cg-RX-API-DMAC7.html) 1971-04-21 1971-04-21

Country Status (3)

Country Link
US (1) US3766337A (cg-RX-API-DMAC7.html)
FR (1) FR2186786B1 (cg-RX-API-DMAC7.html)
NL (1) NL7105347A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2313822A1 (fr) * 1975-06-04 1976-12-31 Lignes Telegraph Telephon Procede de telesurveillance de repeteurs telephoniques et dispositif de mise en oeuvre
JP3631343B2 (ja) * 1995-12-04 2005-03-23 富士通株式会社 通信・情報端末装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2018850A (en) * 1934-06-09 1935-10-29 American Telephone & Telegraph Unattended repeater system
FR1416951A (fr) * 1963-12-10 1965-11-05 Philips Nv Dispositif pour système de téléphonie à courant porteur
DE1223891B (de) * 1964-10-15 1966-09-01 Standard Elektrik Lorenz Ag Verfahren zur Fehlerstellenortung fuer Traegerfrequenzsysteme
US3450847A (en) * 1966-07-28 1969-06-17 Bell Telephone Labor Inc Method and apparatus for monitoring the operation of unattended amplifiers
DE1287644B (cg-RX-API-DMAC7.html) * 1967-03-29 1969-01-23
GB1154647A (en) * 1967-09-01 1969-06-11 Standard Telephones Cables Ltd Supervisory Circuit for Unattended Repeaters.
DE1915867A1 (de) * 1969-03-28 1970-10-08 Licentia Gmbh Verfahren und Schaltungsanordnung zum Orten fehlerhafter Impulsregenerativverstaerker
DE1937697B2 (de) * 1969-07-24 1971-03-04 Einrichtung zur fehlerortung bei traegerfrequenz systemen
US3617657A (en) * 1969-08-25 1971-11-02 Bell Telephone Labor Inc Repeater monitoring system
BE758947A (fr) * 1969-11-13 1971-05-13 Philips Nv Dispositif de transmission de signaux entre deux stations terminales

Also Published As

Publication number Publication date
FR2186786B1 (cg-RX-API-DMAC7.html) 1977-08-19
FR2186786A1 (cg-RX-API-DMAC7.html) 1974-01-11
US3766337A (en) 1973-10-16

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Legal Events

Date Code Title Description
BV The patent application has lapsed