PURPOSE: A display device and a display method are provided to detect a pointing location of a pointing device in the display device including a display panel of a hold type. CONSTITUTION: A display panel(102) includes a plurality of areas. A communication unit(104) receives information about sensed brightness of a pointing device. A backlight unit(106) includes a plurality of light sources. A controller(108) controls the backlight unit to change brightness of the areas by a fixed unit. The controller determines a pointing location of the pointing device based on a relative change amount of the brightness information.
申请公布号
KR20100130834(A)
申请公布日期
2010.12.14
申请号
KR20090049542
申请日期
2009.06.04
申请人
SAMSUNG ELECTRONICS CO., LTD.
发明人
KIM, HYUNG RAE;PARK, JAE SUNG;PARK, JUNG JIN;SUNG, JUN HO;HA, TAE HYEUN;ABDULAEV RUSTAM