公开(公告)号：US20230189644A1

公开(公告)日：2023-06-15

申请号：US18164084

申请日：2023-02-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunyoung Kim ,  Minje Kim ,  Eungdo Kim ,  Hyojeong Kim ,  Hyosup Shin ,  Seokgyu Yoon ,  Youngki Lee ,  Jungsub Lee ,  Jiyoung Lee ,  Hyejin Jung ,  Kunwook Cho ,  Hyeongu Cho ,  Minsoo Choi ,  Youngeun Choi ,  Hyein Jeong

IPC: H10K85/60 ,  H10K50/12 ,  H10K85/30

CPC classification number: H10K85/6572 ,  H10K50/12 ,  H10K85/346 ,  H10K85/631 ,  H10K85/654 ,  H10K85/6574 ,  H10K30/353

Abstract: An organic light-emitting device and an apparatus including the same are disclosed. 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 an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound is represented by Formula 1, the second compound is represented by Formula 2, the third compound is represented by Formula 3, the fourth compound is represented by any one of Formulae 4-1 to 4-3, each as respectively described in the detailed description.

公开(公告)号：US20230165143A1

公开(公告)日：2023-05-25

申请号：US17842448

申请日：2022-06-16

Applicant: Samsung Display Co., Ltd.

Inventor： Minje Kim ,  Mieun Jun ,  Changwoong Chu

IPC: H01L51/00

CPC classification number: H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L27/3248

Abstract: A light-emitting device in which an interlayer includes a contact layer including an electron-transporting host and a hole-transporting host is provided. The contact layer is in direct contact with an emission layer, and the emission layer includes a first dopant and a second dopant.

公开(公告)号：US11605786B2

公开(公告)日：2023-03-14

申请号：US17028894

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung Kim ,  Minje Kim ,  Eungdo Kim ,  Hyojeong Kim ,  Hyosup Shin ,  Seokgyu Yoon ,  Youngki Lee ,  Jungsub Lee ,  Jiyoung Lee ,  Hyejin Jung ,  Kunwook Cho ,  Hyeongu Cho ,  Minsoo Choi ,  Youngeun Choi ,  Hyein Jeong

IPC: H01L33/00 ,  H01L21/00 ,  H01L51/00 ,  H01L51/50 ,  H01L51/42

Abstract: An organic light-emitting device and an apparatus including the same are disclosed. 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 an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound is represented by Formula 1, the second compound is represented by Formula 2, the third compound is represented by Formula 3, the fourth compound is represented by any one of Formulae 4-1 to 4-3, each as respectively described in the detailed description.

公开(公告)号：US11575092B2

公开(公告)日：2023-02-07

申请号：US16923539

申请日：2020-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung Kim ,  Minje Kim ,  Eungdo Kim ,  Hyojeong Kim ,  Hyosup Shin ,  Seokgyu Yoon ,  Youngki Lee ,  Jungsub Lee ,  Jiyoung Lee ,  Hyejin Jung ,  Kunwook Cho ,  Hyeongu Cho ,  Minsoo Choi ,  Youngeun Choi ,  Jaejin Lyu

IPC: H01L33/00 ,  H01L21/00 ,  H01L51/00 ,  H01L51/42 ,  H01L51/50

Abstract: An organic light-emitting device and an apparatus including the same are disclosed. The organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode. The organic layer includes an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound is represented by Formula 1, the second compound is represented by Formula 2A or Formula 2B, the third compound is represented by Formula 3, the fourth compound is represented by Formula 4, each as respectively described in the detailed description.

公开(公告)号：US20220069235A1

公开(公告)日：2022-03-03

申请号：US17446647

申请日：2021-09-01

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung Kim ,  Minje Kim ,  Hyojeong Kim ,  Jungsub Lee ,  Jiyoung Lee

IPC: H01L51/00

Abstract: A light-emitting device and an electronic apparatus including the same are provided.

公开(公告)号：US12225816B2

公开(公告)日：2025-02-11

申请号：US17446647

申请日：2021-09-01

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung Kim ,  Minje Kim ,  Hyojeong Kim ,  Jungsub Lee ,  Jiyoung Lee

IPC: H01L51/00 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K101/00 ,  H10K101/10 ,  H10K101/40

Abstract: A light-emitting device and an electronic apparatus including the same are provided.

公开(公告)号：US20240341115A1

公开(公告)日：2024-10-10

申请号：US18597699

申请日：2024-03-06

Applicant: Samsung Display Co., Ltd.

Inventor： Youngki Lee ,  Yujin Kang ,  Minje Kim ,  Seongkeun Kim ,  Eungdo Kim ,  Hyunyoung Kim ,  Hyojeong Kim ,  Jungsub Lee ,  Hyunwoo Lee ,  Mieun Jun

IPC: H10K50/12 ,  C09K11/06 ,  H10K50/15 ,  H10K85/30 ,  H10K85/60 ,  H10K101/20 ,  H10K102/00

CPC classification number: H10K50/121 ,  C09K11/06 ,  H10K50/156 ,  H10K85/342 ,  H10K85/346 ,  H10K85/6572 ,  H10K85/658 ,  C09K2211/1018 ,  H10K2101/20 ,  H10K2102/351

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 a hole transport region and an emission layer, the hole transport region including a first layer including a compound represented by Formula 1 and a second layer, where a thickness of the emission layer is greater than or equal to about 25% of a thickness of the first layer. In addition, an electronic apparatus and an electronic device each including the light-emitting device are also provided.

公开(公告)号：US20240292747A1

公开(公告)日：2024-08-29

申请号：US18364157

申请日：2023-08-02

Applicant: Samsung Display Co., Ltd.

Inventor： Eungdo Kim ,  Yujin Kang ,  Minje Kim ,  Seongkeun Kim ,  Hyunyoung Kim ,  Hyojeong Kim ,  Youngki Lee ,  Jungsub Lee ,  Hyunwoo Lee ,  Mieun Jun

IPC: H10K85/60 ,  H10K85/40

CPC classification number: H10K85/6572 ,  H10K85/40 ,  H10K85/624 ,  H10K85/626 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/12 ,  H10K2101/90

Abstract: Embodiments provide a light-emitting device including a first electrode, a second electrode facing the first electrode, m emitting units between the first electrode and the second electrode, and m-1 charge generation layers between adjacent ones of the m emitting units, wherein m is an integer of 3 or more, and the emitting units include a first emitting unit, a second emitting unit, and a third emitting unit. The first emitting unit includes a first-first host and a first-second host, the second emitting unit includes a second-first host and a second-second host, the third emitting unit includes a third-first host and a third-second host, and T1 values of hosts of at least one of a first emitting unit, a second emitting unit, and a third emitting unit are each smaller than T1 values of hosts of the other emitting units.