GB472806A - Improvements in or relating to high-frequency carrier-wave transmission systems - Google Patents

Improvements in or relating to high-frequency carrier-wave transmission systems

Info

Publication number
GB472806A
GB472806A GB9918/37A GB991837A GB472806A GB 472806 A GB472806 A GB 472806A GB 9918/37 A GB9918/37 A GB 9918/37A GB 991837 A GB991837 A GB 991837A GB 472806 A GB472806 A GB 472806A
Authority
GB
United Kingdom
Prior art keywords
cables
unattended
filters
current
central conductors
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
GB9918/37A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB472806A publication Critical patent/GB472806A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/16—Monitoring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
GB9918/37A 1936-04-07 1937-04-07 Improvements in or relating to high-frequency carrier-wave transmission systems Expired GB472806A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73067A US2089179A (en) 1936-04-07 1936-04-07 Coaxial transmission system

Publications (1)

Publication Number Publication Date
GB472806A true GB472806A (en) 1937-09-30

Family

ID=22111521

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9918/37A Expired GB472806A (en) 1936-04-07 1937-04-07 Improvements in or relating to high-frequency carrier-wave transmission systems

Country Status (4)

Country Link
US (1) US2089179A (enrdf_load_stackoverflow)
BE (1) BE420598A (enrdf_load_stackoverflow)
FR (1) FR822129A (enrdf_load_stackoverflow)
GB (1) GB472806A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE446492A (enrdf_load_stackoverflow) * 1941-04-17
BE793053A (fr) * 1971-12-20 1973-06-20 Siemens Ag Montage pour des lignes d'abonnes comportant deux lignes bifilaires symetriques pour la transmission supplementaire de signaux, en particulierpour des video-telephones
US3973170A (en) * 1974-09-09 1976-08-03 Honeywell Inc. Intrinsic safety barrier
US5880535A (en) * 1997-10-14 1999-03-09 Honeycutt; Larry W. Tap resistant security circuit

Also Published As

Publication number Publication date
FR822129A (fr) 1937-12-21
BE420598A (enrdf_load_stackoverflow) 1900-01-01
US2089179A (en) 1937-08-10

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