Field sequential color display device with red, green, blue and white light sources

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United States of America Patent

PATENT NO 8629822
APP PUB NO 20080002101A1
SERIAL NO

11808798

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Abstract

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An highly bright and energy efficient FSC color liquid crystal display device incorporating a white light source is provided. The FSC color display device includes a first light source for emitting a light having a plurality of colors, a second light source for emitting a white light, and a light source controller for displaying a color image so as to control the first light source to repeat, in a predetermined cycle, sequentially making a selection from the plurality of color light sources to cause the selected color light source to emit a light, and to control the second light source so that the second light source emits a white light concurrently with light emission from the first light source.

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Patent Owner(s)

  • CITIZEN WATCH CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Akiyama, Takashi Sayama, JP 182 1887

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