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FR783602A - Improvements to wave transmission systems - Google Patents

Improvements to wave transmission systems

Info

Publication number
FR783602A
FR783602A FR783602DA FR783602A FR 783602 A FR783602 A FR 783602A FR 783602D A FR783602D A FR 783602DA FR 783602 A FR783602 A FR 783602A
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.)
AC Cossor Ltd
Original Assignee
AC Cossor Ltd
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 AC Cossor Ltd filed Critical AC Cossor Ltd
Application granted granted Critical
Publication of FR783602A publication Critical patent/FR783602A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR783602D 1934-01-04 1935-01-02 Improvements to wave transmission systems Expired FR783602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB783602X 1934-01-04

Publications (1)

Publication Number Publication Date
FR783602A true FR783602A (en) 1935-07-17

Family

ID=10499520

Family Applications (1)

Application Number Title Priority Date Filing Date
FR783602D Expired FR783602A (en) 1934-01-04 1935-01-02 Improvements to wave transmission systems

Country Status (2)

Country Link
BE (1) BE407092A (en)
FR (1) FR783602A (en)

Also Published As

Publication number Publication date
BE407092A (en)

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