Computer graphics processing and selective visual display system – Display driving control circuitry
Reexamination Certificate
2007-10-09
2007-10-09
Shalwala, Bipin (Department: 2629)
Computer graphics processing and selective visual display system
Display driving control circuitry
C345S087000, C345S090000, C345S098000, C345S099000, C345S205000, C345S213000
Reexamination Certificate
active
10772279
ABSTRACT:
A hold-type display apparatus is more likely to suffer the deterioration in the visibility of moving images due to the blur effect, compared to an impulse-type display apparatus. A single frame period is divided into a first period and a second period. Pixel data to be written to a pixel are written in a concentrated manner in the first period during a frame period. At this time, a write value for the pixel is set to twice a value of the image data in order not to lower the brightness of the images as a whole. However, only if the doubled value exceeds a range that can be displayed, the remaining pixel data are written in the second period. Thus, the change in display brightness approximates the impulse-type display apparatus, so that the visibility of moving images is improved.
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Japanese Office Action, with English translation, issued in Japanese Patent Application No. JP 2003-031374, mailed Apr. 23, 2007.
Ikeda Takashi
Mori Yukio
Taoka Mineki
Kovalick Vincent E.
Sanyo Electric Co,. Ltd.
Shalwala Bipin
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