公开(公告)号：US20220131106A1

公开(公告)日：2022-04-28

申请号：US17243003

申请日：2021-04-28

Applicant: Samsung Display Co., Ltd.

Inventor： Hoi Soo KWON ,  Sun Young KIM ,  Seung Hwan KIM ,  Hwi Seong KIM ,  Yu Jin YE ,  Jae-Man LEE ,  Hee-Won YOON

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32 ,  H01L51/50 ,  H01L51/56

Abstract: A display device includes: a substrate including an opening area, a peripheral area surrounding the opening area, and a display area surrounding the peripheral area; a transistor overlapping the display area on the substrate; an insulation layer on the transistor; a first electrode on the insulation layer; a pixel definition layer on the first electrode; an intermediate layer and a second electrode that overlap the first electrode and include a functional layer; a dam overlapping the peripheral area; and a first layer overlapping the peripheral area and spaced apart from the intermediate layer, wherein the first layer is spaced apart from an upper surface of the dam and covers a side surface of the dam.