公开(公告)号：US10164195B2

公开(公告)日：2018-12-25

申请号：US15284371

申请日：2016-10-03

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong Kim ,  Naoyuki Ito ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Jino Lim ,  Hyein Jeong

IPC: H01L51/50 ,  H01L51/00 ,  C09K11/02 ,  C09K11/06

Abstract: An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, wherein the emission layer includes a first compound represented by Formula 1A or 1B, and at least one selected from the hole transport region and the electron transport region includes a second compound represented by Formula 2A or 2B:

公开(公告)号：US09905781B2

公开(公告)日：2018-02-27

申请号：US15267095

申请日：2016-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： Hyein Jeong ,  Jungsub Lee

IPC: H01L51/00 ,  C07D471/04 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L51/0072 ,  C07D471/04 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/5206 ,  H01L51/5221

Abstract: An 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 including an emission layer; wherein the organic layer includes a condensed cyclic compound of Formula 1: The organic light-emitting device including the condensed cyclic compound may exhibit low driving voltage, high efficiency, high luminance, and long lifespan characteristics.

公开(公告)号：US09818954B2

公开(公告)日：2017-11-14

申请号：US14695678

申请日：2015-04-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyein Jeong ,  Jungsub Lee ,  Jinsoo Hwang

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0061 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5072

Abstract: An organic light emitting device and a display device, the organic light emitting device including a first electrode; a hole transport region on the first electrode; an emission layer on the hole transport region; an electron transport region on the emission layer; and a second electrode on the electron transport region, wherein the hole transport region includes a compound represented by the following Formula 1:

公开(公告)号：US12167618B2

公开(公告)日：2024-12-10

申请号：US18449368

申请日：2023-08-14

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: H10K50/16 ,  H01L27/15 ,  H01L33/00 ,  H10K50/12 ,  H10K50/15

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：US12069941B2

公开(公告)日：2024-08-20

申请号：US17308280

申请日：2021-05-05

Applicant: Samsung Display Co., Ltd. ,  INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY

Inventor： Mi Eun Jun ,  Hyein Jeong ,  Soon-Ki Kwon ,  Yun-Hi Kim ,  Youheon Kim

IPC: C07F7/08 ,  H10K85/40 ,  H10K85/60 ,  H10K50/15 ,  H10K50/16

CPC classification number: H10K85/40 ,  H10K85/631 ,  H10K85/654 ,  H10K85/6572 ,  H10K50/15 ,  H10K50/16

Abstract: Provided is an organic electroluminescence device including a first electrode, an organic layer on the first electrode, and a second electrode on the organic layer, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device including a polycyclic compound represented by Formula 1 thereby exhibits high luminous efficiency.

公开(公告)号：US11895909B2

公开(公告)日：2024-02-06

申请号：US15141762

申请日：2016-04-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinsoo Hwang ,  Seokgyu Yoon ,  Hyein Jeong

IPC: H10K85/60 ,  C09K11/06 ,  H10K85/30 ,  H10K50/81 ,  H10K50/155 ,  H10K50/15 ,  H10K102/10

CPC classification number: H10K85/636 ,  C09K11/06 ,  H10K85/322 ,  H10K50/155 ,  H10K50/156 ,  H10K50/81 ,  H10K85/342 ,  H10K85/346 ,  H10K85/615 ,  H10K85/626 ,  H10K85/654 ,  H10K85/6572 ,  H10K2102/103

Abstract: According to one or more embodiments, an organic light-emitting device includes: a first electrode; a second 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 hole transport region includes a first compound represented by Formula 1 and a second compound represented by Formula 2:

公开(公告)号：US11844274B2

公开(公告)日：2023-12-12

申请号：US16721613

申请日：2019-12-19

Applicant: Samsung Display Co., Ltd. ,  Seoul National University R&DB Foundation

Inventor： SooYoung Park ,  Sehun Kim ,  JiEon Kwon ,  Hyojeong Kim ,  ChiHyun Ryoo ,  Changhee Lee ,  Hyein Jeong ,  Jongseok Han

IPC: H10K85/60 ,  H10K50/11

CPC classification number: H10K85/6572 ,  H10K85/631 ,  H10K50/11

Abstract: An organic electroluminescence device of an embodiment includes oppositely disposed first electrode and second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one among the organic layers includes a compound represented by Formula 1 below. Improved emission efficiency and color purity properties may be shown.

公开(公告)号：US11634438B2

公开(公告)日：2023-04-25

申请号：US16226817

申请日：2018-12-20

Applicant: Samsung Display Co., Ltd. ,  Industry Academic Cooperation Foundation Kyunghee University

Inventor： Miehwa Park ,  Janghyuk Kwon ,  Taekyung Kim ,  Juyoung Lee ,  Hyein Jeong ,  Daehyun Ahn ,  Daeyup Shin ,  Siwoo Kim ,  Jisu Moon

IPC: H01L51/50 ,  C07F5/02 ,  H01L51/00

Abstract: An organic light-emitting device and a heterocyclic compound, the device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes a heterocyclic compound represented by Formula 1:

公开(公告)号：US11569461B2

公开(公告)日：2023-01-31

申请号：US16194880

申请日：2018-11-19

Applicant: SAMSUNG DISPLAY CO., LTD. ,  LAPTO CO., LTD.

Inventor： Sung-soo Bae ,  Hwanhee Cho ,  Eu-gene Oh ,  Hyein Jeong ,  Gyuri Kim ,  Kap-jong Han ,  Namho Kim ,  Hyejeong Kim ,  Juwan Maeng ,  Yongpil Park ,  Jeunghun Yoon

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06 ,  H01L51/50

Abstract: An organic electroluminescence device includes a first electrode, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer. The organic layer includes an organometallic compound represented by Formula 1 below. where R1 to R4, X1 to X4, Ar1 to Ar3, M, Q, m1 to m4, and n are as defined in the specification.

公开(公告)号：US20220173331A1

公开(公告)日：2022-06-02

申请号：US17533135

申请日：2021-11-23

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong Kim ,  Soungwook Kim ,  Sungsoo Bae ,  Hyein Jeong ,  Hyewon Choi ,  Jaeweon Hur

IPC: H01L51/00

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and a capping layer disposed on the second electrode, wherein the interlayer further includes an electron transport region between the emission layer and the second electrode, the capping layer includes at least one first material represented by Formula 1 or Formula 2, and the electron transport region satisfies at least one of Condition (1) and Condition (2), as defined herein.