Image display device and image processing method

An image display device comprising:

• a color image separator configured to separate red image data, green image data, and blue image data from input image data;
• a filter controller configured to set a plurality of pixel combination patterns for performing filter processing on the red image data, green image data, and blue image data;
• a filter processor configured to perform filter processing for each pixel combination pattern on the red image data, the green image data, and the blue image data;
• a display image generator configured to combine the filter-processed red image data, green image data, and blue image data, for each filter processing by the same pixel combination pattern, to generate a plurality of full color images;
• and
• a display comprising color filters,
• wherein each of the pixel combination patterns comprises three or more adjacent pixels, and each of the three or more adjacent pixels comprises one or more pixels corresponding to red, green, and blue in an arrangement pattern of the color filters.