CH381277A - Circuit arrangement for preventing burn-in of the screen of a display tube in a television receiver after this receiver has been switched off - Google Patents

Circuit arrangement for preventing burn-in of the screen of a display tube in a television receiver after this receiver has been switched off

Info

Publication number
CH381277A
CH381277A CH127960A CH127960A CH381277A CH 381277 A CH381277 A CH 381277A CH 127960 A CH127960 A CH 127960A CH 127960 A CH127960 A CH 127960A CH 381277 A CH381277 A CH 381277A
Authority
CH
Switzerland
Prior art keywords
receiver
switched
screen
circuit arrangement
display tube
Prior art date
Application number
CH127960A
Other languages
German (de)
Inventor
Hubertus Janssen Pete Johannes
Smeulers Wouter
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH381277A publication Critical patent/CH381277A/en

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
    • H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Details Of Television Scanning (AREA)
CH127960A 1959-02-07 1960-02-04 Circuit arrangement for preventing burn-in of the screen of a display tube in a television receiver after this receiver has been switched off CH381277A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL235893 1959-02-07

Publications (1)

Publication Number Publication Date
CH381277A true CH381277A (en) 1964-08-31

Family

ID=19751559

Family Applications (1)

Application Number Title Priority Date Filing Date
CH127960A CH381277A (en) 1959-02-07 1960-02-04 Circuit arrangement for preventing burn-in of the screen of a display tube in a television receiver after this receiver has been switched off

Country Status (8)

Country Link
BE (1) BE587350A (en)
CH (1) CH381277A (en)
DE (1) DE1412420B1 (en)
DK (1) DK103682C (en)
ES (1) ES255529A1 (en)
FR (1) FR1247213A (en)
GB (1) GB925448A (en)
NL (2) NL113859C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1055628B (en) * 1975-10-09 1982-01-11 Indesit CIRCUIT TO PREVENT THE FORMATION OF THE LIGHT POINT IN A TELEVISION

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2248815A (en) * 1938-08-04 1941-07-08 Lorenz C Ag Television receiver
DE1012955B (en) * 1953-12-14 1957-08-01 Lorenz C Ag Arrangement to prevent the afterglow of the stationary light spot after switching off devices with cathode ray tubes, especially in television sets

Also Published As

Publication number Publication date
ES255529A1 (en) 1960-04-16
GB925448A (en) 1963-05-08
FR1247213A (en) 1960-11-25
NL113859C (en)
DE1412420B1 (en) 1970-05-14
DK103682C (en) 1966-02-07
NL235893A (en)
BE587350A (en) 1960-08-05

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