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：US20240008349A1

公开(公告)日：2024-01-04

申请号：US18345822

申请日：2023-06-30

Applicant: LG Display Co., Ltd.

Inventor： Saehoon OH

IPC: H10K59/80 ,  G09G3/3233

CPC classification number: H10K59/8791 ,  G09G3/3233 ,  H10K59/80523 ,  G09G2300/0842 ,  H10K2102/351

Abstract: The present disclosure relates to a light emitting display device having enhanced display quality by reducing or preventing external light from being reflected. A light emitting display device according to the present disclosure comprises: a substrate including a plurality of regions disposed in a horizontal direction; a plurality of anode electrodes disposed at the plurality of regions, respectively; an emission layer on each anode electrode; and a cathode electrode on the emission layer. The plurality of anode electrodes have different thicknesses each other. The cathode electrode in any one of the plurality of regions has different thickness from other regions.

公开(公告)号：US20200185475A1

公开(公告)日：2020-06-11

申请号：US16688571

申请日：2019-11-19

Applicant: LG Display Co., Ltd.

Inventor： Dojoong KIM ,  Daeil KANG ,  Soojin KIM ,  Samjong LEE ,  Saehoon OH ,  Hyungi HONG

IPC: H01L27/32

Abstract: The present disclosure provided an organic light-emitting display device comprising: a substrate where a first direction and a second direction intersecting each other are defined, the substrate on which sub-pixels arranged along the first direction and the second direction; first electrodes of organic light-emitting diodes allocated respectively to the sub-pixels; a first bank having first openings exposing the first electrodes; and a second bank having second openings exposing the first electrode on the first bank, wherein in at least one region, the second opening simultaneously exposes at least two first electrodes neighboring in the third direction.