公开(公告)号：US20170110530A1

公开(公告)日：2017-04-20

申请号：US15180109

申请日：2016-06-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seho LEE ,  Taehyung KIM ,  Je-hyun SONG

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  H01L27/3248 ,  H01L27/3253 ,  H01L27/3258 ,  H01L51/5228 ,  H01L51/5234 ,  H01L2251/5315

Abstract: An organic light emitting display includes a driving transistor, an organic light emitting diode, an interlayer insulating layer, and a connection electrode. The interlayer insulating layer covers the driving transistor, and first and second via holes are formed in the interlayer insulating layer. The organic light emitting diode is on the interlayer insulating layer and connected to the driving transistor. The connection electrode is on the interlayer insulating layer and connected to an auxiliary line through the second via hole. The connection electrode surrounds a portion of the interlayer insulating layer together with the auxiliary line. The organic light emitting diode includes an anode connected to the driving transistor through the first via hole, an organic light emitting layer on the anode, and a cathode on the organic light emitting layer and connected to the auxiliary line through the connection electrode.

公开(公告)号：US20170373130A1

公开(公告)日：2017-12-28

申请号：US15686063

申请日：2017-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Seho LEE ,  Taehyung KIM ,  Byoungseong JEONG

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52 ,  H01L51/00

Abstract: A method of manufacturing an organic light-emitting display apparatus includes: forming an auxiliary electrode including: a first conductive layer; and a second conductive layer disposed on the first conductive layer, the second conductive layer having a resistance higher than a resistance of the first conductive layer; forming a first intermediate layer on the auxiliary electrode; exposing the first conductive layer includes forming a first opening in the first intermediate layer and an opening portion in the second conductive layer by removing a portion of the first intermediate layer and a portion of the second conductive layer of the auxiliary electrode; and forming an opposite electrode on the first intermediate layer and the first conductive layer, wherein the opposite electrode is disposed contacting the first conductive layer exposed through the first opening of the first intermediate layer and the opening portion of the second conductive layer.

公开(公告)号：US20210273192A1

公开(公告)日：2021-09-02

申请号：US17060733

申请日：2020-10-01

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong KIM ,  Pilgu KANG ,  Jiyoung KWON ,  Taehyung KIM ,  Hyoyeon KIM ,  Huiju PARK ,  Dongkyu LEE ,  Seho LEE ,  Yongdae LEE ,  Changgwi JIN ,  Jungho CHOI

IPC: H01L51/50 ,  C07D471/04 ,  C09K11/06 ,  H01L51/00

Abstract: Provided are an organic light-emitting device and an apparatus including the same. The organic light-emitting device includes a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode. The organic layer includes m emission units; and m-1 charge generation units between two neighboring emission units among the m emission units, wherein m is an integer of 2 or more, and at least one of the m-1 charge generation units includes a heterocyclic compound represented by Formula 1 below: Substituents in Formula 1 may be understood as described in connection with the detailed description.

公开(公告)号：US20170141166A1

公开(公告)日：2017-05-18

申请号：US15153653

申请日：2016-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Taehyung KIM ,  Jehyun SONG ,  Seho LEE

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L27/1225 ,  H01L27/1259 ,  H01L27/3262 ,  H01L29/66969 ,  H01L29/7869 ,  H01L51/5206 ,  H01L51/5253 ,  H01L51/56 ,  H01L2227/323

Abstract: A method of manufacturing an organic light-emitting apparatus includes: disposing a pixel electrode on a substrate in a display region; disposing a pixel defining layer covering the pixel electrode; exposing the pixel electrode by forming an opening in the pixel defining layer; and ashing residue of the pixel defining layer by using a laser, the residue remaining on the exposed pixel electrode in the opening.

公开(公告)号：US20160155790A1

公开(公告)日：2016-06-02

申请号：US14793302

申请日：2015-07-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seho LEE ,  Taehyung KIM ,  Byoungseong JEONG

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

CPC classification number: H01L27/3276 ,  H01L27/3246 ,  H01L51/0009 ,  H01L51/0077 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/56 ,  H01L2227/323

Abstract: An organic light-emitting display apparatus includes: an auxiliary electrode including: a first conductive layer; and a second conductive layer disposed on the first conductive layer, the second conductive layer having a resistance higher than a resistance of the first conductive layer, wherein the second conductive layer includes an opening portion exposing the first conductive layer; a pixel electrode; a pixel definition layer disposed on the pixel electrode and the auxiliary electrode, the pixel definition layer exposing the pixel electrode and the auxiliary electrode; a first intermediate layer disposed on the pixel electrode and the auxiliary electrode, the first intermediate layer including a first opening corresponding to the opening portion; an emission layer disposed on the first intermediate layer overlapping the exposed pixel electrode.

Abstract translation: 一种有机发光显示装置，包括：辅助电极，包括：第一导电层; 以及设置在所述第一导电层上的第二导电层，所述第二导电层的电阻高于所述第一导电层的电阻，其中所述第二导电层包括暴露所述第一导电层的开口部分; 像素电极; 设置在所述像素电极和所述辅助电极上的像素限定层，所述像素限定层暴露所述像素电极和所述辅助电极; 设置在所述像素电极和所述辅助电极上的第一中间层，所述第一中间层包括对应于所述开口部的第一开口; 布置在与暴露的像素电极重叠的第一中间层上的发射层。

公开(公告)号：US20230189547A1

公开(公告)日：2023-06-15

申请号：US18079496

申请日：2022-12-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seho LEE ,  Taehyung KIM ,  Yongdae LEE ,  Jihwan YOON ,  Sangwoo PYO ,  Jaehoon HWANG

IPC: H10K50/824 ,  H10K59/38 ,  H10K59/122 ,  H10K59/131 ,  H10K71/00

CPC classification number: H01L51/5228 ,  H01L27/322 ,  H01L27/3246 ,  H01L27/3279 ,  H01L51/56 ,  H01L2227/323

Abstract: The disclosure provides a display device and a method of manufacturing the display device. The display device includes a first electrode disposed on an organic insulating layer and a second electrode disposed on an intermediate layer and overlapping the first electrode and an auxiliary electrode in a plan view, the second electrode electrically contacting the auxiliary electrode through a hole of the intermediate layer. A thickness of the intermediate layer varies in a direction away from a center of the hole of the intermediate layer.