Patent ID: 8508561

Claim:
A liquid crystal display device comprising: a display panel; a backlight portion including a first light source for emitting light of a plurality of colors and a second light source for emitting white light; an image switching circuit configured to determine whether display is performed in a moving-image mode or a still-image mode in accordance with an image signal from the outside of the liquid crystal display device; and a driving control circuit configured to control the backlight portion and the display panel, wherein in the moving-image mode, the driving control circuit controls the backlight portion to emit light from the first light source and to switch a color of the light corresponding to any one of the plurality of colors per a predetermined period and controls the display panel by writing the image signal for each of the plurality of colors per the predetermined period, so that a color image is perceived with a mixed color of the plurality of colors of the first light source, and wherein in the still-image mode, the driving control circuit controls the backlight portion to keep the second light source emitting light and controls the display panel to hold the image signal written thereto, for a predetermined period, so that a monochrome image is perceived.