Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Reexamination Certificate
2007-09-11
2007-09-11
Tran, Henry N. (Department: 2629)
Computer graphics processing and selective visual display system
Plural physical display element control system
Display elements arranged in matrix
C345S690000, C362S561000
Reexamination Certificate
active
09988650
ABSTRACT:
A field sequential liquid crystal display device having a liquid crystal panel, a back light having multiple light sources (Red, Green and Blue) under the liquid crystal panel, and a signal processing circuit that controls the luminances of the light sources based on frame-based image signal data. The signal processing circuit decides luminance values (Ra, Ga, and Ba) to be displayed during sub-frames, and further decides the luminances of the light sources and/or the transmissivities of the liquid crystal during each sub-frame so as to produce the average illumination in the image signal data.
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Hong Hyung-Ki
Lim Moo-Jong
LG.Philips LCD Co. , Ltd.
McKenna Long & Aldridge LLP
Tran Henry N.
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