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 NvfiledCriticalPhilips Nv
Publication of BE589426ApublicationCriticalpatent/BE589426A/fr
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)
BE589426A1959-04-071960-04-05Montage pour empêcher la brûlure de l'écran du tube d'image d'un récepteur de télévision
BE589426A
(fr)
Improvements in or relating to circuit arrangements to prevent burning - in of the screen of a picture tube in a television receiver after the latter has been switched off