Patent ID: 8638287

Claim:
A liquid crystal display device comprising: a driver for driving a liquid crystal panel; a backlight unit including a plurality of lamps dividing the liquid crystal panel into three regions including a center region, an upper region and a lower region, and having lamps of the plurality of lamps arranged to correspond to each of the three regions, the lamps of the plurality of lamps corresponding to the upper and lower regions of the liquid crystal panel being connected to each other; a first lamp driver for controlling on and off times of the lamps arranged in the upper and lower regions of the liquid crystal panel; a second lamp driver for controlling on and off times of the lamps arranged in the center region of the three regions excluding the upper and lower regions of the liquid crystal panel; and a lamp driving controller for controlling the first and second lamp drivers using signals supplied from the driver, wherein the lamps in the center region of the liquid crystal panel are simultaneously driven, wherein the lamps in the center region are turned on prior to turning on the lamps arranged in the upper and lower regions, wherein the lamps in the upper and lower regions are simultaneously driven by the first lamp driver, wherein the lamps arranged in the upper and lower regions are simultaneously turned on, and wherein the lamps arranged in the center region are simultaneously turned on.