公开(公告)号：US20210320278A1

公开(公告)日：2021-10-14

申请号：US17092568

申请日：2020-11-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yungbin Chung ,  Sanggun Choi ,  Yeoungkeol Woo ,  Myounggeun Cha ,  Eunjin Kwak

IPC: H01L51/52 ,  H01L51/56 ,  H01L29/786

Abstract: A display apparatus includes a first substrate, a main pixel circuit located on the first substrate and including a first semiconductor layer, an auxiliary pixel circuit located on the first substrate and including a second semiconductor layer, a buffer layer located between the first substrate and the first semiconductor layer and between the first substrate and the second semiconductor layer, and a barrier layer located between the first substrate and the buffer layer, including one material from among silicon nitride (SiNx), aluminum oxide (Al2O3), and zirconium oxide (Zr2O3), and having a density ranging from about 2 g/cm3 to about 6 g/cm3.

公开(公告)号：US10361393B2

公开(公告)日：2019-07-23

申请号：US15496803

申请日：2017-04-25

Applicant: Samsung Display Co., Ltd.

Inventor： Changok Kim ,  Kiho Bang ,  Yeoungkeol Woo ,  Sangwook Lee ,  Hyeongi Cho

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

Abstract: A display apparatus includes an organic light emitting display panel including a thin film encapsulation layer, a first conductive layer directly on the thin film encapsulation layer, at least one inorganic layer on the thin film encapsulation layer and having a density of about 2.05 g/cm3 to about 2.4 g/cm3, and a window on the at least one inorganic layer. In the display apparatus according to embodiments of the present disclosure, the generation of bubbles may be suppressed or reduced.