公开(公告)号：US12185559B2

公开(公告)日：2024-12-31

申请号：US17450612

申请日：2021-10-12

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunsuk Park ,  Katsushi Kishimoto

IPC: H01L29/08 ,  H10K50/125

Abstract: An organic light-emitting display apparatus includes: a first pixel electrode; a second pixel electrode spaced apart from the first pixel electrode and comprising a top surface that is flatter than a top surface of the first pixel electrode; a first color emission layer on the first pixel electrode; and a second color emission layer on the second pixel electrode and configured to emit light having a wavelength longer than a wavelength of light emitted by the first color emission layer.

公开(公告)号：US20220255033A1

公开(公告)日：2022-08-11

申请号：US17450612

申请日：2021-10-12

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunsuk Park ,  Katsushi KISHIMOTO

IPC: H01L51/50

Abstract: An organic light-emitting display apparatus includes: a first pixel electrode; a second pixel electrode spaced apart from the first pixel electrode and comprising a top surface that is flatter than a top surface of the first pixel electrode; a first color emission layer on the first pixel electrode; and a second color emission layer on the second pixel electrode and configured to emit light having a wavelength longer than a wavelength of light emitted by the first color emission layer.