公开(公告)号：US12262613B2

公开(公告)日：2025-03-25

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 ,  H10K50/86 ,  H10K59/35

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.

公开(公告)号：US11063245B2

公开(公告)日：2021-07-13

申请号：US16712214

申请日：2019-12-12

Applicant: LG Display Co., Ltd.

Inventor： ChooJin Park ,  Eui-Doo Do ,  Yongjae Kim ,  JiYoung Ahn ,  Dohong Kim

IPC: H01L51/52 ,  H01L27/32 ,  F21V8/00

Abstract: A display apparatus can include a substrate having a light emitting area, a light emitting device disposed at the light emitting area on the substrate, at least one light exiting area disposed in the light emitting area, a light blocking layer disposed at the light emitting area and overlapping the at least one light exiting area, and a light guide part disposed at the light emitting area and configured to guide light generated in the light emitting device to the at least one light exiting area.

公开(公告)号：US20230231084A1

公开(公告)日：2023-07-20

申请号：US17965153

申请日：2022-10-13

Applicant: LG Display Co., Ltd.

Inventor： Yongjae Kim ,  Seogshin Kang ,  Saehoon Oh

IPC: H01L33/50 ,  H01L33/38 ,  H01L27/15

CPC classification number: H01L33/502 ,  H01L27/156 ,  H01L33/382

Abstract: A light emitting display panel includes: a pixel driving circuit layer on a substrate; a planarization layer on the pixel driving circuit layer; a plurality of anode electrodes on the planarization layer, the plurality of anode electrodes including a white anode electrode and a blue anode electrode; a white quantum layer under the white anode electrode, the white quantum layer including first quantum dots; and a blue quantum layer under the blue anode electrode, the blue quantum layer including second quantum dots.

公开(公告)号：US20230132497A1

公开(公告)日：2023-05-04

申请号：US17966590

申请日：2022-10-14

Applicant: LG Display Co., Ltd.

Inventor： JiYoung Ahn ,  Yongjae Kim

IPC: H01L51/52 ,  H01L27/32

Abstract: The present disclosure relates to an electroluminescence display having enhanced display quality by reducing reflection of external light. An electroluminescence display comprises: a light shielding layer on a substrate, the light shielding layer including a first metal layer and a second metal layer on the first metal layer; a first buffer layer at least partially covering the light shielding layer on the substrate; a second buffer layer on the first buffer layer; a gate insulating layer on the second buffer layer; a gate line on the gate insulating layer and non-overlapping with the light shielding layer, the gate line including a third metal layer and a fourth metal layer on the third metal layer; a passivation layer at least partially covering the gate line; a planarization layer on the passivation layer; and an emission element including a first electrode, an emission layer, and a second electrode sequentially arranged on the planarization layer.

公开(公告)号：US20230217699A1

公开(公告)日：2023-07-06

申请号：US18082804

申请日：2022-12-16

Applicant: LG Display Co., Ltd.

Inventor： JiYoung Ahn ,  Yongjae Kim

IPC: H10K50/86 ,  H10K59/131 ,  H10K50/826

CPC classification number: H01L51/5281 ,  H01L27/3276 ,  H01L51/5231 ,  H01L27/3272

Abstract: An electroluminescence display having enhanced display quality by preventing external light from being reflected is disclosed. An electroluminescence display according to the present disclosure comprises: a substrate including an emission area and a non-emission area; a partially transparent layer on the substrate; a transparent layer on the partially transparent layer; a signal line in the non-emission area on the transparent layer; a passivation layer covering the signal line; a planarization layer on the passivation layer; and a light emitting element including a first electrode, an emission layer and a second electrode in the emission area on the planarization layer.