公开(公告)号：US20220310923A1

公开(公告)日：2022-09-29

申请号：US17564165

申请日：2021-12-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Young Pak ,  Taeil Kim ,  Junha Park ,  Jang Yeol Baek ,  Kyoung Sunwoo ,  Mun-Ki Sim ,  Chanseok Oh ,  Minjung Jung

IPC: H01L51/00

Abstract: A light emitting element includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode and including a polycyclic compound represented by Formula 1 below, thereby exhibiting high luminous efficiency characteristics. In Formula 1, the substituents are the same as defined in the Detailed Description.

公开(公告)号：US20210280798A1

公开(公告)日：2021-09-09

申请号：US17031774

申请日：2020-09-24

Applicant: Samsung Display Co,. Ltd.

Inventor： Sunyoung Pak ,  Seokhwan Hwang ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Hyoyoung Lee

IPC: H01L51/00

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

公开(公告)号：US20250098517A1

公开(公告)日：2025-03-20

申请号：US18605656

申请日：2024-03-14

Applicant: Samsung Display Co., Ltd.

Inventor： Jinhee Ju ,  Iljoon Kang ,  Soobyung Ko ,  Minje Kim ,  Sujin Shin ,  Chanseok Oh ,  Jihyung Lee

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12

Abstract: A light-emitting device including a first electrode, a second electrode facing the first electrode, and an interlayer arranged between the first electrode is provided. The second electrode includes an emission layer, wherein the emission layer includes a compound having both pyridine and anthracene groups geometrically arranged to provide an orthogonal relationship between planes defined by the two groups. The vibrational reorganization energy value of the organometallic compound is reduced by its molecular structure.

公开(公告)号：US20250081836A1

公开(公告)日：2025-03-06

申请号：US18597784

申请日：2024-03-06

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sungbum Kim ,  Seihwan Ahn ,  Jaesung Lee ,  Jihyung Lee ,  Jinhee Ju ,  Junghoon Han

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12 ,  H10K85/40

Abstract: A light-emitting device including an organometallic compound having a metal such as is platinum (Pt), palladium (Pd), copper (Cu), silver (Ag), gold (Au), rhodium (Rh), ruthenium (Ru), osmium (Os), titanium (Ti), zirconium (Zr), hafnium (Hf), europium (Eu), terbium (Tb), or thulium (Tm) is provided. The light-emitting device may include a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and comprising an emission layer. The light-emitting device may be included in an electronic apparatus.

公开(公告)号：US12127475B2

公开(公告)日：2024-10-22

申请号：US17301506

申请日：2021-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Munki Sim ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Seokhwan Hwang ,  Taeil Kim ,  Sunyoung Pak ,  Hyoyoung Lee ,  Minjung Jung

IPC: H01L51/00 ,  H10K85/60

CPC classification number: H10K85/636

Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1, and an electronic apparatus 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 comprising an emission layer, wherein the light-emitting device further comprises a second capping layer outside the second electrode, the second capping layer having a refractive index of equal to or greater than 1.6, and the emission layer comprises at least one condensed cyclic compound represented by Formula 1.

公开(公告)号：US20240224567A1

公开(公告)日：2024-07-04

申请号：US18356509

申请日：2023-07-21

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sunyoung Pak ,  Junha Park ,  Jangyeol Baek ,  Munki Sim ,  Changwoong Chu

IPC: H10K50/12 ,  C07F5/02 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30

CPC classification number: H10K50/121 ,  C07F5/02 ,  H10K50/15 ,  H10K50/16 ,  H10K85/322

Abstract: Embodiments provide an organic light-emitting device that 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 interlayer includes at least one boron-based compound represented by Formula 1, which is explained in the specification:

公开(公告)号：US11991925B2

公开(公告)日：2024-05-21

申请号：US17203070

申请日：2021-03-16

Applicant: Samsung Display Co., Ltd.

Inventor： Munki Sim ,  Taeil Kim ,  Sunyoung Pak ,  Junha Park ,  Jangyeol Baek ,  Chanseok Oh ,  Minjung Jung

IPC: H01L51/00 ,  H10K85/60

CPC classification number: H10K85/656 ,  H10K85/631 ,  H10K85/6572

Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1-1 or 1-2, and an electronic apparatus 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 comprising an emission layer, where the interlayer further comprises a hole transport region between the first electrode and the emission layer, the hole transport region comprises a compound represented by Formula 201, a compound represented by Formula 202, or any combination thereof, and the emission layer comprises at least one condensed cyclic compound represented by Formula 1-1 or 1-2.

公开(公告)号：US11957042B2

公开(公告)日：2024-04-09

申请号：US17003260

申请日：2020-08-26

Applicant: Samsung Display Co., Ltd.

Inventor： Munki Sim ,  Sunyoung Pak ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Hyoyoung Lee ,  Minjung Jung ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06 ,  H10K85/30 ,  H10K50/11

CPC classification number: H10K85/322 ,  C07F5/027 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/11

Abstract: An organic light-emitting device includes a heterocyclic compound represented by Formula 1, wherein A11 is a group represented by one of Formulae 10A to 10D:




The organic light-emitting device including the heterocyclic compound may have improved efficiency and/or lifespan characteristics.

公开(公告)号：US11818953B2

公开(公告)日：2023-11-14

申请号：US17031774

申请日：2020-09-24

Applicant: Samsung Display Co., Ltd.

Inventor： Sunyoung Pak ,  Seokhwan Hwang ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Hyoyoung Lee

IPC: H10K85/60 ,  C07D487/14 ,  H10K50/11

CPC classification number: H10K85/6572 ,  C07D487/14 ,  H10K85/654 ,  H10K50/11

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

公开(公告)号：US11800793B2

公开(公告)日：2023-10-24

申请号：US17091619

申请日：2020-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hankyu Pak ,  Mun-ki Sim ,  Seokhwan Hwang ,  Junha Park ,  Jang Yeol Baek ,  Keigo Hoshi ,  Yuuki Miyazaki ,  Hyoyoung Lee ,  Minjung Jung ,  Sun Young Pak ,  Chanseok Oh

IPC: C07F5/02 ,  H10K85/60 ,  C09K11/06 ,  H10K50/11 ,  H10K50/16 ,  H10K50/17 ,  H10K101/10

CPC classification number: H10K85/631 ,  C07F5/027 ,  C09K11/06 ,  H10K85/636 ,  C09K2211/1007 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/16 ,  H10K50/171 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/10

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, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device may have high emission efficiency.