FR834879A - Improvements to television receivers - Google Patents

Improvements to television receivers

Info

Publication number
FR834879A
FR834879A FR834879DA FR834879A FR 834879 A FR834879 A FR 834879A FR 834879D A FR834879D A FR 834879DA FR 834879 A FR834879 A FR 834879A
Authority
FR
France
Prior art keywords
television receivers
receivers
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR834879A publication Critical patent/FR834879A/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
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • H04N3/237—Distortion correction, e.g. for pincushion distortion correction, S-correction using passive elements, e.g. diodes
FR834879D 1937-03-08 1938-03-07 Improvements to television receivers Expired FR834879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE488843X 1937-03-08

Publications (1)

Publication Number Publication Date
FR834879A true FR834879A (en) 1938-12-05

Family

ID=6543867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR834879D Expired FR834879A (en) 1937-03-08 1938-03-07 Improvements to television receivers

Country Status (2)

Country Link
FR (1) FR834879A (en)
GB (1) GB488843A (en)

Also Published As

Publication number Publication date
GB488843A (en) 1938-07-14

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