公开(公告)号：US20230217695A1

公开(公告)日：2023-07-06

申请号：US17965925

申请日：2022-10-14

Applicant: LG DISPLAY CO., LTD.

Inventor： Saehoon OH ,  TaeHan PARK ,  Yongjae KIM

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5281 ,  H01L27/3258 ,  H01L27/3276 ,  H01L51/5284

Abstract: A light emitting display apparatus includes a substrate, a pixel driving circuit layer provided in the substrate, a planarization layer provided on the pixel driving circuit layer, and an anode electrode provided on the planarization layer, wherein the anode electrode is connected to a driving transistor included in the pixel driving circuit layer, the pixel driving circuit layer includes a first main electrode and a second main electrode provided on the first main electrode with an insulation layer therebetween, and a first low reflection electrode is provided under the first main electrode, and a second low reflection electrode is provided under the second main electrode.

公开(公告)号：US20220208884A1

公开(公告)日：2022-06-30

申请号：US17558083

申请日：2021-12-21

Applicant: LG Display Co., Ltd.

Inventor： Yongjae KIM ,  JiYoung AHN ,  Seogshin KANG

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus can include a first subpixel and a second subpixel disposed on a substrate; a first electrode in each of the first subpixel and the second subpixel; a light-emitting layer on the first electrode in each of the first and second subpixels; and a second electrode on the light-emitting layer, in which a structure of the first electrode in the first subpixel is different than a structure of the first electrode in the second subpixel.