Patent ID: 9019320
Filing Date: 2015-04-28
Classification: G02F,G09G,H01L

Abstract:
1. A display device comprising: a first color light source and a second color light source; pixels configured to control transmission of light emitted by the first color light source and the second color light source, and comprising a first sub-pixel with a color filter and a second sub-pixel without a color filter configured to control only intensity of transmitted light; a display switch circuit configured to switch the display device between a moving image mode and a still image mode; and a display control circuit configured to control light transmittance of the pixels, luminance of the first color light source in the moving image mode, and luminance of the second color light source in the still image mode, in accordance with an image signal, wherein the first color light source is one of a red light source, a green light source and a blue light source, wherein the second color light source is one of a white light source and a yellow light source, and wherein the display control circuit is configured to turn off the first color light source and turn on the second color light source when the display switch circuit switches from the moving image mode to the still image mode.