Patent ID: 8872816

Claim:
A three-dimensional image display device comprising: a display panel assembly including a display panel, wherein the display panel comprises: a plurality of pixels which alternately displays a first image and a second image; and a data driver which transmits data voltages to the plurality of pixels; a backlight unit which provides light to the display panel assembly; and a shutter member including a first shutter and a second shutter, wherein the backlight unit emits the light during a plurality of light emitting periods, wherein the plurality of light emitting periods includes a plurality of first light emitting periods, during which the first image is displayed, and a plurality of second light emitting periods, during which the second image is displayed, wherein the plurality of first light emitting periods and the plurality of second light emitting periods alternate, the first shutter is opened during at least two open periods, which are between neighboring second light emitting periods of the plurality of second light emitting periods and temporally spaced apart from each other, the second shutter is opened during at least two open periods, which are between neighboring first light emitting periods of the plurality of first light emitting periods and temporally spaced apart from each other, the at least two open periods of the first shutter and the at least two open periods of the second shutter do not overlap each other, and the open periods of the first shutter and the open periods of the second shutter are alternately arranged.