公开(公告)号：US20240251637A1

公开(公告)日：2024-07-25

申请号：US18382552

申请日：2023-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： Soungwook Kim ,  Seokgyu Yoon ,  Jinsoo Jung ,  Sanghwan Cho

IPC: H10K59/80 ,  H10K30/82 ,  H10K39/34

CPC classification number: H10K59/80522 ,  H10K30/82 ,  H10K39/34 ,  H10K59/80524

Abstract: Provided is an electronic device including an organic photodiode and an organic light-emitting device comprising a first subpixel. The device includes a substrate, a first photodiode electrode and a first subpixel electrode on the substrate, a second electrode covering the first subpixel electrode, an emission layer between the first subpixel electrode and the second electrode, a photoactive layer between the first photodiode electrode and the second electrode, a first common layer between the first subpixel electrode and the emission layer and between the first photodiode electrode and the photoactive layer, a second common layer between the emission layer and the second electrode and between the photoactive layer and the second electrode, and a first optical auxiliary electrode between the first photodiode electrode and the first common layer and in the organic photodiode, wherein the first optical auxiliary electrode may include a transparent conductive metal oxide.

公开(公告)号：US20240180030A1

公开(公告)日：2024-05-30

申请号：US18315107

申请日：2023-05-10

Applicant: Samsung Display Co., LTD.

Inventor： Seran Kim ,  Hoilim Kim ,  Hwasook Ryu ,  Dongsun Yoo ,  Seokgyu Yoon ,  Junyoung Lee ,  Jinsoo Jung ,  Hyejin Jung ,  Youngeun Choi

IPC: H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/805

CPC classification number: H10K85/657 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/805

Abstract: Provided is an opto-electronic device including a first electrode, a second electrode facing the first electrode, a photoactive layer arranged between the first electrode and the second electrode, and an organic compound represented by Formula 1. In Formula 1, Ar1 is a group represented by Formula 2, and details of Formulae 1 and 2 are as described herein.

公开(公告)号：US11895909B2

公开(公告)日：2024-02-06

申请号：US15141762

申请日：2016-04-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinsoo Hwang ,  Seokgyu Yoon ,  Hyein Jeong

IPC: H10K85/60 ,  C09K11/06 ,  H10K85/30 ,  H10K50/81 ,  H10K50/155 ,  H10K50/15 ,  H10K102/10

CPC classification number: H10K85/636 ,  C09K11/06 ,  H10K85/322 ,  H10K50/155 ,  H10K50/156 ,  H10K50/81 ,  H10K85/342 ,  H10K85/346 ,  H10K85/615 ,  H10K85/626 ,  H10K85/654 ,  H10K85/6572 ,  H10K2102/103

Abstract: According to one or more embodiments, an organic light-emitting device includes: a first electrode; a second electrode; an emission layer between the first electrode and the second electrode; and a hole transport region between the first electrode and the emission layer. The hole transport region includes a first compound represented by Formula 1 and a second compound represented by Formula 2:

公开(公告)号：US20240023356A1

公开(公告)日：2024-01-18

申请号：US18471177

申请日：2023-09-20

Applicant: Samsung Display Co., LTD.

Inventor： Seokgyu Yoon ,  Hyosup Shin ,  Hyojeong Kim

IPC: H10K50/11 ,  H10K50/12 ,  H10K50/16 ,  H10K50/18 ,  H10K50/155 ,  H10K50/17 ,  H10K85/30

CPC classification number: H10K50/11 ,  H10K50/12 ,  H10K50/16 ,  H10K50/18 ,  H10K50/155 ,  H10K50/171 ,  H10K85/322 ,  H10K2101/10

Abstract: Provided are an organic light-emitting device and an electronic apparatus 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 and including an emission layer, wherein the emission layer includes a first host and a first dopant, and the first host and the first dopant each satisfy Equations 1-1 and 1-2. In Equations 1-1 and 1-2, T1(H1)onset, T1(D1)onset, T1(H1)max, and T1(D1)max are understood by referring to the description provided herein.


T1(H1)onset≥T1(D1)onset  Equation 1-1



T1(H1)max≥T1(D1)max.  Equation 1-2

公开(公告)号：US20230180605A1

公开(公告)日：2023-06-08

申请号：US18073396

申请日：2022-12-01

Applicant: Samsung Display Co., Ltd.

Inventor： Byungseok Lee ,  Soobyung Ko ,  Seokgyu Yoon ,  Minsoo Choi

IPC: H01L51/00

CPC classification number: H01L51/0072 ,  H01L27/288 ,  H01L51/4253

Abstract: An organic photodetector includes a first electrode, a second electrode facing the first electrode, and an activation layer between the first electrode and the second electrode, wherein the activation layer includes a compound represented by Formula 1. An electronic apparatus includes the organic photodetector. In Formula 1, R1 to R6 and a3 to a6 are as described in the specification.

公开(公告)号：US11527725B2

公开(公告)日：2022-12-13

申请号：US16859894

申请日：2020-04-27

Applicant: Samsung Display Co., Ltd.

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

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

Abstract: An organic light-emitting device having improved efficiency and lifespan includes: a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein 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, the second compound, the third compound, and the fourth compound are different from each other, the third compound includes a metal element having an atomic number of 40 or more, the fourth compound includes boron (B), the third compound and the fourth compound each satisfy Conditions 1-1 and 1-2 below, and the fourth compound satisfies Condition 2 or 3: T1(C3)onset≥S1(C4)onset  Condition 1-1 T1(C3)max≥S1(C4)max  Condition 1-2 KRISC(C4)≥103S−1  Condition 2 f(C4)≥0.1.  Condition 3

公开(公告)号：US11417865B2

公开(公告)日：2022-08-16

申请号：US16544857

申请日：2019-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Seokgyu Yoon

IPC: H01L51/50 ,  H01L51/52

Abstract: An organic light-emitting device including an emission layer that is adjacent to a hole blocking layer or an electron blocking layer and includes a thermally activated delayed fluorescence (TADF) emission dopant.

公开(公告)号：US20220231253A1

公开(公告)日：2022-07-21

申请号：US17451624

申请日：2021-10-20

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongpil Kim ,  Jungmin Kang ,  Kyungsik Kim ,  Seokgyu Yoon ,  Jaeyong Lee ,  Kunwook Cho

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

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer located between the first electrode and the second electrode and including an emission layer, wherein the interlayer includes a hole transport region located between the first electrode and the emission layer, the hole transport region includes a hole injection layer, the first electrode includes a conductive oxide and a first inorganic material, and the hole injection layer includes a second inorganic material. An electronic apparatus includes the light-emitting device.

公开(公告)号：US20220131108A1

公开(公告)日：2022-04-28

申请号：US17508480

申请日：2021-10-22

Applicant: Samsung Display Co., Ltd

Inventor： Myoungjin PARK ,  Changhee Lee ,  Jaehong Park ,  Jingoo Kang ,  Seokgyu Yoon ,  Jaeyong Lee

IPC: H01L51/52 ,  H01L51/50

Abstract: A light-emitting device includes: a first electrode; a second electrode; an interlayer between the first electrode and the second electrode and including an emission layer; a hole transport region between the first electrode and the emission layer; and an electron transport region between the second electrode and the emission layer, wherein the first electrode is a multi-layered electrode including: a first layer including a first material, a second layer disposed on the first layer and including a second material, and a third layer between the second layer and the hole transport region and including a third material, wherein a first surface of the third layer contacts the second layer, and a second surface of the third layer facing the first surface directly contacts the hole transport region, and the third material has a work function of greater than about 4.8 eV and less than or equal to about 6.8 eV.

公开(公告)号：US09847491B2

公开(公告)日：2017-12-19

申请号：US15140379

申请日：2016-04-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinsoo Hwang ,  Seokgyu Yoon ,  Hyein Jeong

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0061 ,  H01L51/0052 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0085 ,  H01L51/5064

Abstract: An organic light-emitting device including: a first electrode; a second electrode; an emission layer between the first electrode and the second electrode; and a hole transport region between the first electrode and the emission layer, wherein the hole transport region comprises a first compound represented by Formula 1 and a second compound represented by Formula 2: When the first compound represented by Formula 1 and the second compound represented by Formula 2 are used in the hole transport layer and the hole auxiliary layer, respectively, an organic light-emitting device may have improved driving voltage, efficiency, brightness, and lifespan characteristics.