Patent ID: 8194095

Claim:
A color image display device, comprising: a receiver receiving an input video signal; a color converter configured to convert a first color space of the input video signal into a second color space of the color image display device, wherein the color image display device utilizes at least three primary colors to display an image, the first color space includes at least a first color range including white and a plurality of hues, and a second color range, distinct from the first color range, having a plurality of hues and saturation for all hues higher than the first color range, the color converter is configured to convert the first color range of the first color space into a first color range of the second color space, the first color range of the second color space including a color with saturation higher than saturation determined by the input video signal and a hue to be same as the hue determined by the input video signal in the first color range of the first color space, and the color converter is further configured to convert the second color range of the first color space into a second color range of the second color space, the second color range of the second color space including a color with a hue different from the hue determined by the input video signal in the second color range.