公开(公告)号：US20220263034A1

公开(公告)日：2022-08-18

申请号：US17445679

申请日：2021-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Yeseul Lee ,  Hyeongmin Kim ,  Heechoon Ahn ,  Hyunah UM ,  Hyoyoung Lee ,  Yirang Im ,  Seowon Cho

IPC: H01L51/00 ,  C09K11/06 ,  C07F7/08

Abstract: An electronic apparatus includes a light-emitting device including a condensed cyclic compound represented by Formula 1, wherein, in Formula 1, G1 is a group represented by Formula 2, and G2 is a group represented by one of Formulae 3A to 3C:

公开(公告)号：US11271170B2

公开(公告)日：2022-03-08

申请号：US16556852

申请日：2019-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： Yeseul Lee ,  Hyeongmin Kim ,  Heechoon Ahn ,  Hyunah Um ,  Yirang Im ,  Soobyung Ko ,  Jongwoo Kim

IPC: H01L51/00 ,  C07D519/00 ,  C09K11/02 ,  H01L51/50

Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The heterocyclic compound is represented by Formula 1. 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 and including an emission layer, wherein the organic layer includes at least one of the heterocyclic compound represented by Formula 1.

公开(公告)号：US11211567B2

公开(公告)日：2021-12-28

申请号：US16186296

申请日：2018-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Mieun Jun ,  Soobyung Ko ,  Heechoon Ahn ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: C09K11/06 ,  H01L51/00 ,  C07D401/10 ,  C07D403/14 ,  H01L51/50

Abstract: A heterocyclic compound represented by Formula 1 and an organic light-emitting device including the same are provided: When the nitrogen atom of the acridine moiety is combined (e.g., coupled) with an sp2 carbon atom of the pentagonal ring, either directly or through a pi-conjugated carbocyclic group, the compound may be electron rich and may easily transport charges. The heterocyclic compound represented by Formula 1 may be used as a delayed fluorescence emitter in the organic light-emitting device, and the device may have a low driving voltage, a high efficiency, a high luminance, and a long lifespan.

公开(公告)号：US11145823B2

公开(公告)日：2021-10-12

申请号：US15788605

申请日：2017-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  H01L51/50 ,  C07F9/64 ,  C09K11/06 ,  C07F9/572 ,  C07F9/6596 ,  C07F9/6561 ,  C09K11/02

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. The emission layer includes at least one heterocyclic compound of Formula 1. The heterocyclic compound may be a host or a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage, high efficiency, high luminance, and a long lifespan.

公开(公告)号：US10954254B2

公开(公告)日：2021-03-23

申请号：US15870494

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/50 ,  C07F7/10 ,  C07D417/04 ,  C07D413/04 ,  C07D409/04 ,  C07D405/04 ,  C07D401/14 ,  H01L51/00 ,  C09K11/06 ,  C07F7/08

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 comprising an emission layer comprising the heterocyclic compound of Formula 1 as a host or as a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage and excellent maximum quantum efficiency:

公开(公告)号：US10800796B2

公开(公告)日：2020-10-13

申请号：US15958642

申请日：2018-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soo-byung Ko ,  Mieun Jun ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06 ,  H01L51/50

Abstract: An aromatic compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The organic electroluminescence device includes: a first electrode; a second electrode opposite to the first electrode; and a plurality of organic layers between the first electrode and the second electrode, where at least one organic layer among the plurality of organic layers includes the aromatic compound. The aromatic compound is represented by Formula 1 below.

公开(公告)号：US20200295269A1

公开(公告)日：2020-09-17

申请号：US16672159

申请日：2019-11-01

Applicant: Samsung Display Co., Ltd.

Inventor： Yeseul Lee ,  Hyeongmin Kim ,  Heechoon Ahn ,  Hyunah Um ,  Yirang Im ,  Soobyung Ko ,  Jongwoo Kim

IPC: H01L51/00

Abstract: Provided are a heterocyclic compound represented by a certain formula and an organic light-emitting device including the same.

公开(公告)号：US20200270283A1

公开(公告)日：2020-08-27

申请号：US16509333

申请日：2019-07-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yeseul Lee ,  Hyeongmin Kim ,  Heechoon Ahn ,  Hyunah Um ,  Yirang Im ,  Soobyung Ko ,  Jongwoo Kim

IPC: C07F7/08 ,  H01L51/00 ,  H01L51/50

Abstract: Provided is a compound represented by Formula 1 and an organic light-emitting device including the same. 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 including an emission layer and the compound represented by Formula 1.

公开(公告)号：US20180237460A1

公开(公告)日：2018-08-23

申请号：US15870494

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Youngkook Kim ,  Seokhwan Hwang

IPC: C07F7/10 ,  C07D417/04 ,  C07D413/04 ,  C07D409/04 ,  C07D405/04 ,  C07D401/14 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07F7/10 ,  C07D401/14 ,  C07D405/04 ,  C07D409/04 ,  C07D413/04 ,  C07D417/04 ,  C07F7/0814 ,  C09K11/06 ,  C09K2211/1037 ,  C09K2211/104 ,  C09K2211/1096 ,  H01L51/0059 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5012 ,  H01L51/5016

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 comprising an emission layer comprising the heterocyclic compound of Formula 1 as a host or as a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage and excellent maximum quantum efficiency:

公开(公告)号：US20250127045A1

公开(公告)日：2025-04-17

申请号：US18623334

申请日：2024-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Munki Sim ,  Taeil Kim ,  Sunyoung Pak ,  Junha Park ,  Minjae Sung ,  Heechoon Ahn ,  Chihyun Ryoo ,  Minjung Jung ,  Seokhwan Hwang

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

Abstract: Embodiments provide a light-emitting device, an electronic apparatus including the light-emitting device, and an electronic equipment including the 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 and including an emission layer, the emission layer includes a first compound, a second compound, a transition metal-containing compound, and a boron-containing compound. The first compound, the second compound, the transition metal-containing compound, and the boron-containing compound each includes a moiety represented by Formula 1, and the transition metal-containing compound and the boron-containing compound each includes a moiety represented by Formula 2, wherein Formulae 1 and 2 are explained in the specification: