Patent ID: 8223115
Filing Date: 2012-07-17
Classification: G09G

Abstract:
1. A liquid crystal display (LCD) device, comprising: a plurality of gate lines and a plurality of data lines forming a matrix; a back light unit including a plurality of light source blocks capable of being driven separately; an image processing circuit to generate a movement judgment signal based on a digital video data to be displayed in an interior mode; a backlight controller to generate a light source driving control signal to control portions of the light source blocks corresponding to a moving image and portions of the light source blocks corresponding to a still image, separately, based on the movement judgment signal; and a backlight driving circuit including a plurality of light source drivers to turn on the portions of the light source blocks corresponding to a moving image and to turn off the portions of the light source blocks corresponding to a still image based on the light source driving control signal, wherein the moving image and the still image are included in a same frame, wherein: wherein the movement detector includes: