公开(公告)号：US20170309213A1

公开(公告)日：2017-10-26

申请号：US15487038

申请日：2017-04-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seok Hwan ROH ,  Byung-Hyun KIM ,  Ki-Won SHIN

IPC: G09G3/20

CPC classification number: G09G3/2003 ,  G09G3/2044 ,  G09G3/2074 ,  G09G3/2092 ,  G09G2310/08 ,  G09G2320/0242 ,  G09G2320/0646 ,  G09G2320/0666

Abstract: A data compensator includes a voltage drop compensator configured to output a voltage drop compensation value based on input data of pixels included in a display panel, a color difference compensator configured to output a color difference compensation value to compensate for compensate the color difference of the pixels, a compensation data generator configured to generate a compensation value of the input data based on the voltage drop compensation value and the color difference compensation value, and to generate a compensation data by performing an operation on the input data and the compensation value, and a dithering block configured to generate output data by dithering the compensation data.