公开(公告)号：US11832467B2

公开(公告)日：2023-11-28

申请号：US17223952

申请日：2021-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Tsuyoshi Naijo ,  Hyunyoung Kim ,  Dongyoun Yoo ,  Jiyoung Lee

IPC: H10K50/12 ,  H10K59/12 ,  H10K59/38 ,  H10K85/30 ,  H10K85/60 ,  H10K101/30 ,  H10K101/20 ,  H10K101/00

CPC classification number: H10K50/121 ,  H10K59/12 ,  H10K59/38 ,  H10K85/322 ,  H10K85/342 ,  H10K85/6572 ,  H10K2101/20 ,  H10K2101/30 ,  H10K2101/80

Abstract: A light-emitting device including a first electrode; a second electrode facing the first electrode; and interlayer arranged between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes a first emission layer and a second emission layer, the first emission layer includes a first dopant, wherein the second dopant is an electron-trapping dopant, and the second emission layer includes a third dopant and a fourth dopant, wherein the fourth dopant is a hole-trapping dopant.

公开(公告)号：US11778844B2

公开(公告)日：2023-10-03

申请号：US16901672

申请日：2020-06-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwook Kim ,  Kyungsik Kim ,  SeulOng Kim ,  Tsuyoshi Naijo ,  Sung-Soo Bae ,  Dongchan Lee ,  Hyein Jeong ,  Hyewon Choi ,  Seung-Jin Chu ,  Jaeweon Hur

IPC: H01L27/32 ,  H01L27/15 ,  H01L33/08 ,  H01L33/14 ,  H01L33/26 ,  H01L33/50 ,  H01L33/36 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16

CPC classification number: H10K50/12 ,  H10K50/15 ,  H10K50/16

Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.

公开(公告)号：US11437604B2

公开(公告)日：2022-09-06

申请号：US16851174

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwook Kim ,  Kyungsik Kim ,  Seulong Kim ,  Tsuyoshi Naijo ,  Sungsoo Bae ,  Dongchan Lee ,  Hyein Jeong ,  Hyewon Choi ,  Seungjin Chu ,  Jaeweon Hur

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.

公开(公告)号：US20210005844A1

公开(公告)日：2021-01-07

申请号：US16851174

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwook Kim ,  Kyungsik Kim ,  Seulong Kim ,  Tsuyoshi Naijo ,  Sungsoo Bae ,  Dongchan Lee ,  Hyein Jeong ,  Hyewon Choi ,  Seungjin Chu ,  Jaeweon Hur

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.

公开(公告)号：US20190088896A1

公开(公告)日：2019-03-21

申请号：US15957667

申请日：2018-04-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Wook Kim ,  Sung-Soo Bae ,  Hye In Jeong ,  Dong Hyun Kim ,  Seul Ong Kim ,  Tsuyoshi Naijo ,  Hwan Hee Cho

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/56

Abstract: An organic light emitting device includes: a first electrode; a second electrode that overlaps the first electrode; and an organic layer that is disposed between the first electrode and the second electrode, wherein the organic layer comprises a hole transport region that includes a hole transport material and a p-dopant, and wherein when a doping amount of the p-dopant doped to the hole transport region exceeds 1 wt %, the following Equation 1 is satisfied, while when the doping amount of the p-dopant is 1 wt % or less than 1 wt %, the following Equation 2 is satisfied: HOMO_HTM−LUMO_p-dopant −0.05 eV   [Equation 2] In Equation 1 and Equation 2, HOMO_HTM denotes HOMO energy of the hole transport material and LUMO_p-dopant denotes LUMO energy of the p-dopant.

公开(公告)号：US20190044085A1

公开(公告)日：2019-02-07

申请号：US15895724

申请日：2018-02-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hye-In Jeong ,  Seul-Ong Kim ,  Dong-Hyun Kim ,  Sung-Wook Kim ,  Tsuyoshi Naijo ,  Sung-Soo Bae ,  Hwan-Hee Cho

IPC: H01L51/50 ,  H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  C09K11/06

Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, an emission layer between the first electrode and the second electrode, and a hole transport region between the first electrode and the emission layer. The emission layer includes a first compound represented by Formula 1, and the hole transport region includes a second compound represented by Formula 2:

公开(公告)号：US09972661B2

公开(公告)日：2018-05-15

申请号：US15618658

申请日：2017-06-09

Applicant: Samsung Display Co., Ltd.

Inventor： Tsuyoshi Naijo

IPC: H01L27/28 ,  H01L51/52 ,  H01L51/50 ,  H01L51/44 ,  H01L51/42 ,  H01L51/00 ,  H01L51/56

CPC classification number: H01L27/288 ,  H01L51/0097 ,  H01L51/424 ,  H01L51/442 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5206 ,  H01L51/5221 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/5338 ,  Y02E10/549

Abstract: An organic light-emitting display device having an integrated thin-film solar cell includes a substrate, a display disposed in a first area on the substrate to display images and including a first thin-film layer, and a thin-film solar cell disposed in a second area on the substrate to receive sunlight and generate electricity to drive the display and including a second thin-film layer, in which the first thin-film layer and the second thin-film layer include the same thin-film layer extending from the first area to the second area.

公开(公告)号：US09577220B2

公开(公告)日：2017-02-21

申请号：US14755028

申请日：2015-06-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Tsuyoshi Naijo

IPC: H01L51/52 ,  H05B33/04 ,  H01L27/32 ,  H01L51/00

CPC classification number: H01L51/5259 ,  H01L27/3211 ,  H01L27/3267 ,  H01L27/3293 ,  H01L51/0097 ,  H01L51/5246 ,  H01L2251/5338 ,  Y02E10/549 ,  Y02P70/521

Abstract: An organic light emitting diode display includes a substrate including at least one folding part, two or more emission units parallel to each other and on a same surface of the substrate in an unfolded state of the substrate, the two or more emission units overlapping each other in a folded state of the substrate, and a moisture absorbent on an inner surface of the folding part.

Abstract translation: 有机发光二极管显示器包括：基板，其包括至少一个折叠部分，两个或更多个发射单元彼此平行并且在基板的未折叠状态下在基板的相同表面上，所述两个或更多个发射单元彼此重叠 在所述基板的折叠状态下，在所述折叠部的内表面上具有吸湿性。

公开(公告)号：US09165978B2

公开(公告)日：2015-10-20

申请号：US14015778

申请日：2013-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： Tsuyoshi Naijo

IPC: H01L27/15 ,  H01L51/52 ,  H01L27/32

CPC classification number: H01L27/156 ,  H01L27/3218 ,  H01L27/326 ,  H01L51/52 ,  H01L2251/5338 ,  H01L2251/5361

Abstract: A light emitting apparatus includes a substrate having a first substrate portion, a second substrate portion arranged parallel to the first substrate portion, and a connection portion connecting the first substrate portion and the second substrate portion to each other. A plurality of first light emitting elements is formed on the first substrate portion; and a plurality of second light emitting elements is formed on the second substrate portion.

Abstract translation: 发光装置包括具有第一基板部分，平行于第一基板部分布置的第二基板部分和将第一基板部分和第二基板部分彼此连接的连接部分的基板。 多个第一发光元件形成在第一基板部分上; 并且在第二基板部分上形成多个第二发光元件。

公开(公告)号：US20250143172A1

公开(公告)日：2025-05-01

申请号：US18931466

申请日：2024-10-30

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung Lee ,  Tsuyoshi Naijo ,  Sungsoo Bae ,  Hyosup Shin ,  Changwoong Chu ,  Moran Ha

IPC: H10K85/40 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K85/60 ,  H10K101/10 ,  H10K101/25 ,  H10K101/30 ,  H10K101/70

Abstract: Embodiments provide a light-emitting device, an electronic apparatus that includes the light-emitting device, and an electronic equipment that includes light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes an emission layer, a first compound that is a hole-transporting compound, a second compound that is an electron-transporting compound, a third compound including at least one nitrogen atom (N) as a ring-forming atom, and a fourth compound that is a nitrogen-containing compound.