公开(公告)号：US20240169874A1

公开(公告)日：2024-05-23

申请号：US18486565

申请日：2023-10-13

Applicant: LG Display Co., Ltd.

Inventor： Jisu CHOI ,  Jinwoo LEE ,  Kyunghyun LIM

IPC: G09G3/20

CPC classification number: G09G3/20 ,  G09G2310/08 ,  G09G2330/021 ,  G09G2330/10

Abstract: A display device includes a display panel in which a plurality of gate lines are arranged in a first direction, and a plurality of subpixel arrays each including a plurality of subpixels are arranged in the first direction; a gate driving circuit including a first gate driving circuit located in one edge of the display panel and a second gate driving circuit located in another edge of the display panel, the first gate driving circuit and the second gate driving circuit sharing one gate line connected to one subpixel array; and a timing controller for controlling the gate driving circuit to operate in a defect detecting mode to detect a defect in the display panel during a blank periods in which at least one of the plurality of subpixels of the display panel does not emit light.