Patent ID: 8723774

Claim:
A liquid crystal display (LCD) apparatus comprising: a panel unit which comprises at least one pixel group comprising a plurality of pixels; and a controlling unit which inserts gray data which is not image data into at least one pixel of the plurality of pixels of the at least one pixel group and inserts image data into the other pixels of the plurality of pixels of the at least one pixel group according to a frame period and a polarity of the plurality of pixels, wherein: the controlling unit inserts gray data into at least one pixel of a first pixel group in a first pattern and inserts gray data in at least one pixel of a second pixel group in a second pattern different from the first pattern, in a first frame period, the controlling unit inserts gray data into the at least one pixel of the first pixel group according to a first sub pattern of the first pattern, and inserts gray data into the at least one pixel of the second pixel group according to a first sub pattern of the second pattern, and in a second frame period, the controlling unit inserts gray data into the at least one pixel of the first pixel group according to a second sub pattern of the first pattern which is different from the first sub pattern of the first pattern, and inserts gray data into the at least one pixel of the second pixel group according to a second sub pattern of the second pattern which is different from the first sub pattern of the second pattern.