Patent ID: 8274470
Filing Date: 2012-09-25
Classification: G09G

Abstract:
1. A display apparatus comprising: a display panel; a light source unit which comprises a light source and has a plurality of division areas which are separated and independently driven from each other, and is located at the back of the display panel; a drive unit which supplies drive power for the light source unit; and a light source controller which controls the drive unit so that the drive power can be supplied sequentially to the division areas which are divided in a first direction, in synchronization with a scanning period for which one frame of an image signal is displayed, and a lighting period of the division areas can be changed according to the kind of the image signal which is displayed on the display panel, wherein the division areas are arranged in a matrix form, and the drive unit comprises a plurality of multiple-drivers which are connected with at least two of the division areas which belong to different rows which are distant from each other.