Display With Focussed Illumination
First Claim
1. A display apparatus, comprisinga backlight emitting a plurality of colors of light,a liquid crystal panel comprising a plurality of pixels, each pixel having a plurality of regions, each region corresponding to one of the colors emitted by the backlight, anda focusing element, configured to focus the light of each of the colors emitted by the backlight onto regions corresponding to each of the colors.
2 Assignments
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Accused Products
Abstract
A liquid crystal display with focused illumination is described. In an example, a light-source emitting a plurality of discrete colors is focused onto a liquid crystal display panel. The liquid crystal display panel has a plurality of pixels and each pixel has regions corresponding to the colors emitted by the light-source. Light of each color is focused onto the regions of the pixels corresponding to that color.
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Citations
18 Claims
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1. A display apparatus, comprising
a backlight emitting a plurality of colors of light, a liquid crystal panel comprising a plurality of pixels, each pixel having a plurality of regions, each region corresponding to one of the colors emitted by the backlight, and a focusing element, configured to focus the light of each of the colors emitted by the backlight onto regions corresponding to each of the colors.
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16. A display apparatus, comprising
a backlight emitting red, green and blue light, a liquid crystal panel comprising a plurality of pixels, each pixel comprising red, green and blue regions, and a focusing element configured to focus the red, green and blue light onto a corresponding region of each pixel.
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18. A display apparatus, comprising
a backlight comprising red, green and blue light-sources, a liquid crystal display comprising a plurality of pixels arranged in columns, each pixel comprising red, green and blue regions, and a lenslet array comprising a plurality of lenslet columns, wherein the lenslet array focuses light from the red, green and blue light-sources onto columns of regions corresponding to the color of the light-source.
Specification