公开(公告)号：US20230081716A1

公开(公告)日：2023-03-16

申请号：US17860032

申请日：2022-07-07

Applicant: Samsung Display Co., Ltd.

Inventor： Yoolguk Kim ,  Jingoo Kang ,  Jiyoon Kim

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

Abstract: Provided are a display apparatus and a method of manufacturing the same. The display apparatus includes a substrate, a plurality of light-emitting elements on the substrate, a passivation layer covering the light-emitting elements, and a plurality of pixel circuits on the passivation layer and connected to the light-emitting elements, respectively. The light-emitting elements each include a first electrode integrally provided with the light-emitting elements on the substrate, an emission layer in an opening of a pixel-defining layer on the first electrode, and a second electrode on the emission layer.

公开(公告)号：US20230038085A1

公开(公告)日：2023-02-09

申请号：US17849542

申请日：2022-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunmi Doh ,  Changhee Lee ,  Jingoo Kang ,  Sehun Kim ,  Yonghwi Kim ,  Jonghoon Kim ,  Seunguk Noh ,  Myoungjin Park ,  Yunku Jung

IPC: C01G9/02 ,  H01L51/50 ,  H01L51/56

Abstract: A method of manufacturing an inorganic oxide particle having an inorganic oxide core and a hydroxyl group bonded to a surface thereof includes: preparing a first composition including an inorganic oxide core precursor and a proton supply compound; and heating the first composition. Additional embodiments provide a method of manufacturing an inorganic oxide layer including an inorganic oxide particle manufactured by the method, and a light-emitting device including an inorganic oxide layer manufactured by the method.