公开(公告)号：US09620737B2

公开(公告)日：2017-04-11

申请号：US15015199

申请日：2016-02-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyesog Lee ,  Chi-o Cho

IPC: H01L51/52 ,  H01L51/50

CPC classification number: H01L51/5253 ,  H01L27/3244 ,  H01L51/5012 ,  H01L51/5225 ,  H01L51/524 ,  H01L51/5268 ,  H01L51/5275 ,  H01L51/5281 ,  H01L51/5293

Abstract: An organic light emitting display apparatus includes a substrate including a pixel region, a first electrode on the substrate, a second electrode on the first electrode, an organic light emission layer between the first and second electrodes to emit light, a plurality of layers on the second electrode, and a light compensation pattern on the second electrode and overlapping the pixel region, the light compensation pattern including a plurality of protrusion patterns having progressively decreasing widths as a distance from a center of the pixel region increases, and a plurality of grooves separating the protrusions in a direction parallel to the substrate from the center of the pixel region.

公开(公告)号：US09899625B2

公开(公告)日：2018-02-20

申请号：US14957177

申请日：2015-12-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyesog Lee ,  Chi-o Cho ,  Jaejoong Kwon ,  Byungchoon Yang

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5225 ,  H01L27/3244 ,  H01L51/5209 ,  H01L51/5218 ,  H01L51/5262 ,  H01L51/5265 ,  H01L51/5268

Abstract: A display device includes pixels, each pixel including a first electrode, a first organic layer disposed on the first electrode, and a second electrode disposed on the first organic layer, in which the first electrode includes a first overlapping electrode portion overlapping each of the first organic layer and the second electrode, and a first non-overlapping electrode portion not overlapping the first organic layer and the second electrode, and connected to the first overlapping electrode portion.