公开(公告)号：US20230135917A1

公开(公告)日：2023-05-04

申请号：US17903956

申请日：2022-09-06

Applicant: Samsung Display Co., Ltd.

Inventor： Sehun Kim ,  Changhee Lee ,  Jaekook Ha ,  Jingoo Kang ,  Youngmo Koo ,  Youngil Kim ,  Jiyoon Kim

IPC: H01L51/50 ,  H01L51/56 ,  H01L51/00

Abstract: A light-emitting device includes: a substrate; a cathode on the substrate; an anode on the cathode; and an organic layer arranged between the cathode and the anode and including an emission layer. The organic layer includes: an electron transport region between the emission layer and the cathode; and a hole transport region between the emission layer and the anode, wherein the hole transport region includes a first compound including a first repeating unit represented by Formula 1, a second compound represented by Formula 2, a fifth compound represented by Formula 5, or any combination thereof, wherein Formulas 1, 2, and 5 are respectively the same as described herein.

公开(公告)号：US20210359048A1

公开(公告)日：2021-11-18

申请号：US17220855

申请日：2021-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoon KIM ,  Yoolguk Kim ,  Youngmo Koo

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

Abstract: A display apparatus includes a substrate, a pixel circuit layer having at least one thin-film transistor on the substrate, a first layer disposed on the pixel circuit layer and having a first opening, and a display element disposed in the first opening and including a first electrode, an emission layer, and a second electrode, which are sequentially stacked. The first electrode extends from an inner surface of the first layer defining the first opening along an upper surface of the first layer, and the emission layer extends on the first electrode along the inner surface of the first layer.

公开(公告)号：US20240040849A1

公开(公告)日：2024-02-01

申请号：US18321071

申请日：2023-05-22

Applicant: Samsung Display Co., Ltd.

Inventor： Eunho Song ,  Yeseul Na ,  Youngmo Koo

IPC: H10K59/122 ,  H10K71/16 ,  H10K71/13

CPC classification number: H10K59/122 ,  H10K71/166 ,  H10K71/135

Abstract: A display apparatus includes a substrate, a pixel electrode disposed on the substrate, a first bank including a bank opening exposing a central portion of the pixel electrode, a second bank disposed on an outer side of the first bank and including a greater thickness than the first bank, an emission layer disposed in the bank opening and corresponding to the pixel electrode, an opposite electrode overlapping the first bank, the second bank, and the emission layer, wherein the first bank and the second bank each include a negative-type photoresist.

公开(公告)号：US09590202B2

公开(公告)日：2017-03-07

申请号：US14801009

申请日：2015-07-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngmo Koo ,  Woongsik Kim

IPC: H01L51/52

CPC classification number: H01L51/5228 ,  H01L51/525

Abstract: An organic light emitting display device includes a first substrate, a first electrode layer including a plurality of first electrodes and an auxiliary electrode on the first substrate, the auxiliary electrode being spaced apart from the first electrodes in a plan view, an organic layer on the first electrode layer, the organic layer overlapping the first electrodes of the first electrode layer, a second electrode layer on the first electrode layer, the second electrode layer overlapping the first electrodes and the auxiliary electrode of the first electrode layer, a second substrate on the second electrode layer, and a connection member penetrating through the second electrode layer and through the organic layer to electrically connect the second electrode layer and the auxiliary electrode, the connection member contacting the second substrate.

Abstract translation: 有机发光显示装置包括第一基板，包括多个第一电极的第一电极层和第一基板上的辅助电极，辅助电极在平面图中与第一电极间隔开，在第二基板上的有机层 第一电极层，与第一电极层的第一电极重叠的有机层，第一电极层上的第二电极层，与第一电极层的第一电极和辅助电极重叠的第二电极层， 第二电极层和穿过第二电极层并通过有机层连接第二电极层和辅助电极的连接构件，连接构件与第二基板接触。

公开(公告)号：US20230157081A1

公开(公告)日：2023-05-18

申请号：US17808058

申请日：2022-06-21

Applicant: Samsung Display Co., Ltd.

Inventor： Juyon Lee ,  Jingoo Kang ,  Youngmo Koo ,  Jaekook Ha ,  Sehun Kim ,  Jongwoo Shin

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/50 ,  H01L51/56 ,  G03F7/032 ,  G03F7/028

CPC classification number: H01L27/3246 ,  G03F7/028 ,  G03F7/032 ,  H01L51/0005 ,  H01L51/0018 ,  H01L51/56 ,  H01L51/502 ,  H01L2227/323 ,  H01L2251/556

Abstract: Provided is a photosensitive resin composition including a binder resin, a photopolymerizable monomer, a photopolymerization initiator, an active component, and a solvent, wherein the active component includes acyl hydrazide, alkyl carboxylic acid, organic hydroperoxide, or any combinations thereof. Also provided are a display panel manufactured using the photosensitive resin composition described above, and a method of manufacturing the same.

公开(公告)号：US10573840B2

公开(公告)日：2020-02-25

申请号：US15455284

申请日：2017-03-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minwoo Lee ,  Youngmo Koo ,  Okkeun Song

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52

Abstract: An organic light emitting diode and an organic light emitting display panel, the organic light emitting diode including an anode disposed on a base layer; a first organic light emitting layer disposed on the anode; a cathode disposed on the first organic light emitting layer; and an electron control layer disposed between the first organic light emitting layer and the cathode, the electron control layer including ytterbium, wherein the cathode includes a first inorganic compound layer contacting the electron control layer to form a P-N junction with the electron control layer; and a conductive layer disposed on the first inorganic compound layer.