公开(公告)号：US12133456B2

公开(公告)日：2024-10-29

申请号：US17110108

申请日：2020-12-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mun-Ki Sim ,  Seokhwan Hwang ,  Junha Park ,  Hankyu Pak ,  Chanseok Oh ,  Hyoyoung Lee ,  Minjung Jung

IPC: H10K85/60 ,  H10K50/11 ,  H10K85/30 ,  H10K101/10 ,  H10K101/20

CPC classification number: H10K85/633 ,  H10K85/636 ,  H10K85/657 ,  H10K85/6572 ,  H10K50/11 ,  H10K85/322 ,  H10K2101/10 ,  H10K2101/20

Abstract: An organic electroluminescence device includes a first electrode and a second electrode facing each other, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one of the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby improving luminous efficiency.

公开(公告)号：US12052917B2

公开(公告)日：2024-07-30

申请号：US16541519

申请日：2019-08-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Munki Sim ,  Soobyung Ko ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Hyoyoung Lee

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H05B33/14 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K85/30

CPC classification number: H10K85/657 ,  C07F5/02 ,  C09K11/06 ,  H05B33/14 ,  H10K85/322 ,  H10K85/631 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171

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 and including an emission layer, the organic layer including a heterocyclic compound that includes boron and nitrogen.

公开(公告)号：US11950508B2

公开(公告)日：2024-04-02

申请号：US17443429

申请日：2021-07-26

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/50 ,  H10K85/60 ,  H10K50/11 ,  H10K101/10

CPC classification number: H10K85/6572 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6574 ,  H10K50/11 ,  H10K2101/10

Abstract: A light emitting device includes a first electrode, a second electrode, and at least one emission layer between the first electrode and the second electrode and includes at least one polycyclic compound represented by Formula 1 below, thereby exhibiting long service life characteristics. In Formula 1, the substituents are the same as defined in the detailed description.

公开(公告)号：US11882758B2

公开(公告)日：2024-01-23

申请号：US17029748

申请日：2020-09-23

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K85/30 ,  C07F5/02 ,  C09K11/06 ,  H10K85/60 ,  H10K50/11

CPC classification number: H10K85/322 ,  C07F5/027 ,  C09K11/06 ,  H10K85/657 ,  C09K2211/1018 ,  H10K50/11

Abstract: A heterocyclic compound may be represented by Formula 1:




where Formula 1 is the same as described herein. An organic light-emitting device including the heterocyclic compound in, for example, an emission layer may have excellent driving voltage, luminescence efficiency, and external quantum yield.

公开(公告)号：US11532794B2

公开(公告)日：2022-12-20

申请号：US17013654

申请日：2020-09-07

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/05 ,  H01L51/52 ,  C09K11/06 ,  H01L51/42

Abstract: A compound of Formula 1, as disclosed herein, is useful in an organic light emitting device and apparatuses including the same.

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.