Display device and color conversion method

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United States of America Patent

PATENT NO 9947268
SERIAL NO

14518672

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Abstract

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The display device includes an image display unit including a plurality of pixels each including first to third sub-pixels and a fourth sub-pixel for displaying an additional color component according to an amount of lighting of a self-emitting element; a conversion processing unit that receives a first input signal including first color information for display at a predetermined pixel, where the first input signal is obtained based on an input video signal, the conversion processing unit being configured to outputs a second input signal including second color information with a saturation reduced by an amount of saturation attenuation defined such that saturation variation falls within a predetermined range according to the first color information; and a fourth sub-pixel signal processing unit that outputs, to the image display unit, a third input signal including third color information with red, green, blue components and the additional color component that are converted based on the second color information.

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Patent Owner(s)

  • JAPAN DISPLAY INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakanishi, Takayuki Tokyo, JP 186 2288
Yata, Tatsuya Tokyo, JP 79 390

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