公开(公告)号：US11380233B2

公开(公告)日：2022-07-05

申请号：US17197963

申请日：2021-03-10

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Young Lee ,  Yong Bin Kim ,  Gun Woo Yang ,  Hyun Young Choi

IPC: G09G3/00 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/3275

Abstract: A display device includes: a plurality of pixels connected to scan lines, emission control lines, data lines, and a power line; a scan driver configured to supply a scan signal to the scan lines; and an emission driver configured to supply an emission control signal to the emission control lines, wherein a voltage of a first power supplied to the power line during an inspection period has a pulse form alternating between a first level and a second level that is lower than the first level, and the display device is configured to maintain the voltage of the first power at a third level.