公开(公告)号：US11849635B2

公开(公告)日：2023-12-19

申请号：US17072654

申请日：2020-10-16

Applicant: Samsung Display Co., LTD.

Inventor： Hye Jeong Park ,  Daehyeon Kim

IPC: H10K85/60 ,  H10K50/155 ,  H10K50/16 ,  C07D471/04 ,  C07D401/14 ,  C07D403/14

CPC classification number: H10K85/654 ,  C07D401/14 ,  C07D403/14 ,  C07D471/04 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K50/155 ,  H10K50/166

Abstract: An organic electroluminescence device of an embodiment may include a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The electron transport region may include a first compound represented by Formula 1, thereby improving the moving speed of electrons. Accordingly, the organic electroluminescence device of an embodiment may show decreased driving voltage and improved efficiency.

公开(公告)号：US11672170B2

公开(公告)日：2023-06-06

申请号：US16666328

申请日：2019-10-28

Applicant: Samsung Display Co., Ltd.

Inventor： Daehyeon Kim ,  Hyejeong Park ,  Myeongsuk Kim ,  Juwon Lee

IPC: C07C211/54 ,  H01L51/00 ,  C09K11/06 ,  H01L51/50 ,  H01L27/32

CPC classification number: H01L51/006 ,  C07C211/54 ,  C09K11/06 ,  C07C2603/97 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  H01L27/3248 ,  H01L51/0056 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096

Abstract: Provided are an arylamine compound and an organic light-emitting device including the same.

公开(公告)号：US20240172515A1

公开(公告)日：2024-05-23

申请号：US18505122

申请日：2023-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Daehyeon Kim ,  Changmin Lee ,  Hyunshik Lee ,  Hongil Kim ,  Jaehoon Hwang

IPC: H10K59/38 ,  H10K59/80

CPC classification number: H10K59/38 ,  H10K59/8731

Abstract: A display apparatus includes a first pixel electrode and a second pixel electrode disposed on the first substrate, an intermediate layer disposed on the first pixel electrode and the second pixel electrode and emitting a first light, an opposite electrode disposed on the intermediate layer, a first color filter disposed on the opposite electrode and overlapping the first pixel electrode in plan view, an organic material layer disposed between the opposite electrode and the first color filter, and a second color filter disposed on the opposite electrode and overlapping the second pixel electrode in plan view, and the first light has an X-value in a range of about 0.220 to about 0.222 and a Y-value in a range of about 0.225 to about 0.309 in CIE color coordinates, and the first light passes through the organic material layer along a substantially linear path.

公开(公告)号：US20240341116A1

公开(公告)日：2024-10-10

申请号：US18417136

申请日：2024-01-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jungho Choi ,  Pilgu Kang ,  Daehyeon Kim ,  Dongchan Kim ,  Jiyoung Moon ,  Hakchoong Lee ,  Jaehoon Hwang

IPC: H10K50/17 ,  H10K102/00

CPC classification number: H10K50/171 ,  H10K2102/351

Abstract: Embodiments provide a light-emitting device, and an electronic apparatus and electronic equipment that each include the light-emitting device. The light-emitting device includes an anode, a cathode facing the anode, and an interlayer between the anode and the cathode, wherein the interlayer includes an emission layer and an electron transport region between the emission layer and the cathode. The electron transport region includes an electron injection layer adjacent to the cathode, the electron injection layer includes an alkali metal, and the cathode includes silver (Ag).

公开(公告)号：US11889755B2

公开(公告)日：2024-01-30

申请号：US17039159

申请日：2020-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Daehyeon Kim ,  Hyejeong Park ,  Changmin Lee

IPC: H10K85/60

CPC classification number: H10K85/656 ,  H10K85/622 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574

Abstract: An amine compound and a light-emitting device including the same are provided. The amine compound is represented by Formula 1:




In Formula 1, Ar1 is a group represented by Formula 1A, Ar2 is a group represented by Formula 1B, and the other substituents are understood by referring to the description of the disclosure.

公开(公告)号：US11871660B2

公开(公告)日：2024-01-09

申请号：US16791402

申请日：2020-02-14

Applicant: Samsung Display Co., Ltd.

Inventor： Hyejeong Park ,  Daehyeon Kim ,  Myeongsuk Kim ,  Jimyoung Ye ,  Juwon Lee

IPC: H01L51/00 ,  H10K85/60 ,  C07D471/04 ,  C07D519/00 ,  C07D403/14 ,  C07D487/14 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K50/115

CPC classification number: H10K85/654 ,  C07D403/14 ,  C07D471/04 ,  C07D487/14 ,  C07D519/00 ,  H10K85/6572 ,  H10K50/115 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18

Abstract: A compound is represented by Formula 1. 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 and including an emission layer, wherein the organic layer includes the compound represented by Formula 1. The compound represented by Formula 1 suppresses or reduces the generation of dark spots by chelating metal that migrates from an electrode.

公开(公告)号：US11121196B2

公开(公告)日：2021-09-14

申请号：US16536428

申请日：2019-08-09

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Min Lee ,  Yujin Kang ,  Hyomin Ko ,  Daehyeon Kim ,  Juwon Lee

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H01L51/44 ,  G06K9/00 ,  G06F3/044 ,  H01L51/42

Abstract: Provided is a display device including a light emitting device and a light receiving device. The light receiving device includes a first light receiving electrode and a light receiving layer. The light receiving device receives a second light reflected from an external object and generates current.