公开(公告)号：US12033550B2

公开(公告)日：2024-07-09

申请号：US18082187

申请日：2022-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Ahnho Jee ,  Heebum Park ,  Sang-Woo Park ,  Keunhyuk Youn ,  Sungho Cho

IPC: G09G3/00

CPC classification number: G09G3/006 ,  G09G2310/0267 ,  G09G2330/12

Abstract: A method of testing a display device including a display panel which displays an image and a driver which drives the display panel including measuring a driving operating current in a state where the driver is enabled and the display panel is disabled, and determining whether the driver is defective, based on the driving operating current and measuring a display operating current in a state where the driver and the display panel are enabled, and determining whether the display panel is defective, based on the display operating current.

公开(公告)号：US12142176B2

公开(公告)日：2024-11-12

申请号：US18345855

申请日：2023-06-30

Applicant: Samsung Display Co., Ltd.

Inventor： Ahnho Jee ,  Keunhyuk Youn ,  Wongu Cho

IPC: G09G3/00 ,  G09G3/32

Abstract: A display device includes a display panel including an active region, a peripheral region adjacent to the active region, pixels in the active region, a first crack line in the peripheral region to surround the portion of the active region in plan view, a second crack line in the peripheral region, under the first crack line, and insulated from the first crack line, and a third crack line in the peripheral region, above the first crack line, and insulated from the first crack line and the second crack line.