公开(公告)号：US11942574B2

公开(公告)日：2024-03-26

申请号：US17462633

申请日：2021-08-31

Applicant: Samsung Display Co., LTD.

Inventor： Seung Jin Chu ,  Je Min Lee ,  Hyun Kim ,  Myeong Hun Song ,  Jong Chan Lee ,  Woong Hee Jeong

IPC: H01L33/38 ,  H01L33/00 ,  H01L33/10

CPC classification number: H01L33/387 ,  H01L33/005 ,  H01L33/10

Abstract: A display device includes a first electrode disposed on a substrate, a first insulating film disposed on the first electrode and having a first opening formed, a second insulating film disposed on the first insulating film and having a second opening, and a contact electrode electrically contacting at least a portion of the first electrode through the first opening and the second opening, wherein a side surface of the first insulating film defines the first opening, and the second insulating film overlaps the side surface of the first insulating film such that the contact electrode and the first insulating film are not in contact with each other.