发明名称 |
BACKLIGHT UNIT, DISPLAY APPARATUS AND CONTROL METHOD THEREOF |
摘要 |
A display apparatus includes: 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 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.
|
申请公布号 |
US2008238858(A1) |
申请公布日期 |
2008.10.02 |
申请号 |
US20070866427 |
申请日期 |
2007.10.03 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
SEONG KI-BUM;SUNG JUN-HO;PARK YUNG-JUN;KANG JEONG-IL;KIM SU-GUN;KIM HYUNG-RAE |
分类号 |
G09G3/36 |
主分类号 |
G09G3/36 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|