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FR917229A - Improvements in television transmitters and receivers - Google Patents

Improvements in television transmitters and receivers

Info

Publication number
FR917229A
FR917229A FR917229DA FR917229A FR 917229 A FR917229 A FR 917229A FR 917229D A FR917229D A FR 917229DA FR 917229 A FR917229 A FR 917229A
Authority
FR
France
Prior art keywords
receivers
television transmitters
transmitters
television
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)
Inventor
Francois-Marie-Louis Gr Bellec
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 filed Critical
Application granted granted Critical
Publication of FR917229A publication Critical patent/FR917229A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/32—Velocity varied in dependence upon picture information

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Closed-Circuit Television Systems (AREA)
FR917229D 1945-11-12 1945-11-12 Improvements in television transmitters and receivers Expired FR917229A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR909949T 1945-11-12
FR917229T 1945-11-12

Publications (1)

Publication Number Publication Date
FR917229A true FR917229A (en) 1946-12-30

Family

ID=26228442

Family Applications (2)

Application Number Title Priority Date Filing Date
FR909949D Expired FR909949A (en) 1945-11-12 1945-03-26 Improvements to television systems
FR917229D Expired FR917229A (en) 1945-11-12 1945-11-12 Improvements in television transmitters and receivers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR909949D Expired FR909949A (en) 1945-11-12 1945-03-26 Improvements to television systems

Country Status (3)

Country Link
CH (1) CH255583A (en)
FR (2) FR909949A (en)
GB (1) GB643271A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1010583A (en) * 1948-09-14 1952-06-12 Improvements in means of reproducing visual images, in particular in television and cinema
US2652449A (en) * 1949-12-30 1953-09-15 Bell Telephone Labor Inc Motional correlation in reduced band width television
US2752421A (en) * 1952-03-11 1956-06-26 Karl F Ross Scanning method and television system using same
US2911465A (en) * 1952-05-22 1959-11-03 Moore And Hall Television systems
US2957941A (en) * 1954-10-01 1960-10-25 Rca Corp System for narrow-band transmission of pictorial information
US3011395A (en) * 1957-06-17 1961-12-05 Logetronics Inc Photographic method

Also Published As

Publication number Publication date
GB643271A (en) 1950-09-15
FR909949A (en) 1946-05-22
CH255583A (en) 1948-06-30

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