Displays with Direct-lit Backlight Units
A display may have a pixel array such as a liquid crystal pixel array. The pixel array may be illuminated with backlight illumination from a direct-lit backlight unit. The backlight unit may include an array of light-emitting diodes on a printed circuit board. The backlight unit may include first, s...
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Main Authors | , , , , , , , , |
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Format | Patent |
Language | English |
Published |
15.08.2024
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Subjects | |
Online Access | Get full text |
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Summary: | A display may have a pixel array such as a liquid crystal pixel array. The pixel array may be illuminated with backlight illumination from a direct-lit backlight unit. The backlight unit may include an array of light-emitting diodes on a printed circuit board. The backlight unit may include first, second, and third light spreading layers formed over the array of light-emitting diodes. A color conversion layer may be formed over the first, second, and third light spreading layers. First and second brightness enhancement films may be formed over the color conversion layer. |
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Bibliography: | Application Number: US202418643945 |