FR817231A - Improvements to electrical signal transmission systems - Google Patents

Improvements to electrical signal transmission systems

Info

Publication number
FR817231A
FR817231A FR817231DA FR817231A FR 817231 A FR817231 A FR 817231A FR 817231D A FR817231D A FR 817231DA FR 817231 A FR817231 A FR 817231A
Authority
FR
France
Prior art keywords
electrical signal
signal transmission
transmission systems
systems
electrical
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 FR817231A publication Critical patent/FR817231A/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
    • H04J1/04—Frequency-transposition arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Amplifiers (AREA)
FR817231D 1936-05-05 1936-05-05 Improvements to electrical signal transmission systems Expired FR817231A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR817231T 1936-05-05

Publications (1)

Publication Number Publication Date
FR817231A true FR817231A (en) 1937-08-30

Family

ID=9268225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817231D Expired FR817231A (en) 1936-05-05 1936-05-05 Improvements to electrical signal transmission systems

Country Status (2)

Country Link
US (1) US2212240A (en)
FR (1) FR817231A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE445078A (en) * 1941-04-03
GB595712A (en) * 1943-08-02 1947-12-15 Comm Engineering Pty Ltd Multi-channel telephone systems
US2533045A (en) * 1945-03-16 1950-12-05 Avco Mfg Corp Superheterodyne radio receiver
US2468754A (en) * 1945-07-20 1949-05-03 Cornell Dubilier Electric Discharge wave generator
US2633492A (en) * 1948-12-30 1953-03-31 Bell Telephone Labor Inc Guided wave frequency range, frequency selective and equalizing structure

Also Published As

Publication number Publication date
US2212240A (en) 1940-08-20

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