BE432570A - - Google Patents

Info

Publication number
BE432570A
BE432570A BE432570DA BE432570A BE 432570 A BE432570 A BE 432570A BE 432570D A BE432570D A BE 432570DA BE 432570 A BE432570 A BE 432570A
Authority
BE
Belgium
Application number
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 BE432570A publication Critical patent/BE432570A/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
    • H02H1/0076—Details of emergency protective circuit arrangements concerning transmission of signals by superposition on the watched current
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/546—Combination of signalling, telemetering, protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Optical Communication System (AREA)
BE432570D 1938-02-09 BE432570A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2059039A GB513409A (en) 1938-02-09 1938-02-09 Improvements in or relating to electrical signalling systems

Publications (1)

Publication Number Publication Date
BE432570A true BE432570A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1900-01-01

Family

ID=10148430

Family Applications (1)

Application Number Title Priority Date Filing Date
BE432570D BE432570A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1938-02-09

Country Status (3)

Country Link
US (1) US2279697A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE432570A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB513409A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR908688A (fr) * 1942-02-20 1946-04-16 Constr Telephoniques Système de trafic à haute fréquence sur lignes de transport d'énergie
US2515855A (en) * 1947-12-11 1950-07-18 Union Switch & Signal Co Means for by-passing a fault of a line circuit and for telephoning to railway trains
US2634334A (en) * 1948-02-20 1953-04-07 Harry N Kalb Carrier current communication system
US2568342A (en) * 1949-09-15 1951-09-18 Ralph D Collins Signaling method and system
BE502150A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1950-03-27 1900-01-01

Also Published As

Publication number Publication date
US2279697A (en) 1942-04-14
GB513409A (en) 1939-10-11

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