Method and apparatus of processing video signal in plasma...

Details Method and apparatus of processing video signal in plasma... Method and apparatus of processing video signal in plasma...

2005-04-19

2005-04-19

Tran, Thuy Vinh (Department: 2821)

Electric lamp and discharge devices: systems

Plural power supplies

Plural cathode and/or anode load device

C345S207000, C345S690000

Reexamination Certificate

active

06882115

ABSTRACT:
A method and apparatus for processing a video signal in a plasma display panel wherein pseudo contour noise can be eliminated without any loss of gray level. In the method, pseudo contour noise of an image to be displayed on the panel is forecasted. Then, an equalizing pulse having one gray level of a first grey level higher than a gray level to be supplied and a second gray level lower than a grey level to be supplied are applied in order to eliminate said forecasted pseudo contour noise.

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