BACKLIGHT UNIT, CAPABLE OF OMITTING TRANSMISSION OF A DELAY SIGNAL BY A LINE FOR DRIVING THE BACKLIGHT UNIT

摘要

PURPOSE: A backlight unit, a method for operating the backlight unit and a display device using the same are provided to scan the backlight unit in a line unit through a delayed vertical sync signal.;CONSTITUTION: A backlight unit(100) includes a plurality of optical assemblies(10) and a light source driving unit(260). The optical assemblies include the light source and a light guide plate respectively. The light guide plate emits light upward. The light source driving unit supplies a data signal and a line control signal to the optical assemblies. The data signal expresses a brightness value of optical lights. The line control signal expresses a scan start point in a line unit.;COPYRIGHT KIPO 2011