公开(公告)号：US11056071B2

公开(公告)日：2021-07-06

申请号：US15838865

申请日：2017-12-12

Applicant: LG DISPLAY CO., LTD.

Inventor： Sung-Bin Ryu ,  Jun-Ho Lee

IPC: G09G3/36 ,  G09G3/3233

Abstract: A display device according to an embodiment includes a driving unit generating an nth primary gate voltage, an nth secondary gate voltage and a data voltage during a plurality of driving frames; and a display panel storing a threshold voltage using the nth primary gate voltage, the nth secondary gate voltage and the data voltage during the plurality of driving frames and displaying an image using a sum of the data voltage and the threshold voltage during a plurality of staying frames after the plurality of driving frames, wherein a sampling period for storing the threshold voltage of one of the plurality of driving frames is shorter than at least one sampling period of others of the plurality of driving frames.