公开(公告)号：US11785798B2

公开(公告)日：2023-10-10

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 ,  H10K50/844 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K77/10 ,  H10K59/12

CPC classification number: H10K50/844 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K77/10 ,  H10K59/1201

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.