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FR822129A - Wave transmission systems - Google Patents

Wave transmission systems

Info

Publication number
FR822129A
FR822129A FR822129DA FR822129A FR 822129 A FR822129 A FR 822129A FR 822129D A FR822129D A FR 822129DA FR 822129 A FR822129 A FR 822129A
Authority
FR
France
Prior art keywords
wave transmission
transmission systems
systems
wave
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
Other languages
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR822129A publication Critical patent/FR822129A/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)
FR822129D 1936-04-07 1937-04-01 Wave transmission systems Expired FR822129A (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
FR822129A true FR822129A (en) 1937-12-21

Family

ID=22111521

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822129D Expired FR822129A (en) 1936-04-07 1937-04-01 Wave transmission systems

Country Status (4)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE446492A (en) * 1941-04-17
BE793053A (en) * 1971-12-20 1973-06-20 Siemens Ag MOUNTING FOR SUBSCRIBER LINES CONTAINING TWO SYMMETRICAL BIFILAR LINES FOR ADDITIONAL SIGNAL TRANSMISSION, IN PARTICULAR FOR 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
GB472806A (en) 1937-09-30
US2089179A (en) 1937-08-10
BE420598A (en) 1900-01-01

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