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US 7,460,115 B2Granted
Display apparatus using subpixels with high light utilization
AssigneeCanon Kabushiki Kaisha
InventorsYasufumi Asao, Hideo Mori, Kohei Nagayama, Hironao Tanaka, Ryuichiro Isobe
Life of this patent
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Abstract
A display apparatus includes a display portion and a control portion, and effects color display depending on image signals for three colors. The control portion includes means 10, into which the image signals for three colors are inputted, for generating a first display signal for determining a brightness of predetermined one color at the display portion and second display signals for determining a hue of other two colors or an intermediary color therebetween at the display portion.
Claims5
A display apparatus, comprising:
- a display portion and a control portion, said display apparatus effecting color display depending on image signals for three colors, the three colors including a first, predetermined color and two other colors,
- wherein said display portion includes a plurality of pixels each capable of variably changing a brightness of the predetermined color or a hue of the other two colors,
- wherein said control portion performs processing of the input image signals for the three colors to generate a first display signal for determining the brightness of the predetermined color at said display portion and a second display signal for determining the hue of the other two colors at said display portion, and
- wherein the processing includes dithering of the input image signal of the other two colors.
1 more element
Dependencies are inferred from the claim text.