公开(公告)号：US11864400B2

公开(公告)日：2024-01-02

申请号：US16886441

申请日：2020-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu Yoon ,  Hyosup Shin ,  Hyojeong Kim

IPC: H01L51/50 ,  H10K50/11 ,  H10K50/12 ,  H10K50/16 ,  H10K50/18 ,  H10K50/155 ,  H10K50/17 ,  H10K85/30 ,  H10K101/10

CPC classification number: H10K50/11 ,  H10K50/12 ,  H10K50/155 ,  H10K50/16 ,  H10K50/171 ,  H10K50/18 ,  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：US11793065B2

公开(公告)日：2023-10-17

申请号：US16865180

申请日：2020-05-01

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K85/30 ,  H10K50/11 ,  H10K50/18 ,  H10K50/12 ,  H10K50/84 ,  H10K85/40 ,  H10K85/60 ,  C09K11/06 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K101/00

CPC classification number: H10K85/342 ,  H10K50/11 ,  H10K50/121 ,  H10K50/18 ,  H10K50/841 ,  H10K85/346 ,  H10K85/40 ,  H10K85/631 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  C09K11/06 ,  C09K2211/1014 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K2101/90

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 any one of Formulae 4-1 to 4-3, each as respectively described in the detailed description.

公开(公告)号：US11765973B2

公开(公告)日：2023-09-19

申请号：US16714479

申请日：2019-12-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jungsub Lee ,  Seokgyu Yoon

IPC: H10K85/60 ,  H10K59/12 ,  H10K85/30 ,  H10K50/17 ,  H10K50/16 ,  H10K50/15 ,  H10K50/12 ,  H10K50/11 ,  H10K101/40 ,  H10K101/30 ,  C09K11/06 ,  C09K11/02 ,  C07F5/02 ,  H10K50/18

CPC classification number: H10K85/6572 ,  C07F5/027 ,  C09K11/02 ,  C09K11/06 ,  H10K85/654 ,  H10K85/657 ,  C09K2211/1007 ,  C09K2211/1014 ,  C09K2211/1018 ,  C09K2211/1022 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18 ,  H10K59/12 ,  H10K2101/30 ,  H10K2101/40

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, wherein the organic layer includes at least one heterocyclic compound of Formula 1:




The organic light-emitting device including the heterocyclic compound of the present embodiments may have a low driving voltage, high efficiency, and a long lifespan.

公开(公告)号：US10862043B2

公开(公告)日：2020-12-08

申请号：US15140417

申请日：2016-04-27

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsoo Hwang ,  Seokgyu Yoon ,  Hyein Jeong

IPC: H01L51/00 ,  H01L51/50

Abstract: An organic light-emitting device includes a first electrode; a second electrode facing the first 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 includes a hole transport layer, and a hole auxiliary layer between the hole transport layer and the emission layer. The hole auxiliary layer includes a first compound represented by Formula 1, and the hole transport layer includes a second compound represented by Formula 2:

公开(公告)号：US20250089438A1

公开(公告)日：2025-03-13

申请号：US18598962

申请日：2024-03-07

Applicant: Samsung Display Co., LTD.

Inventor： Jinsoo Jung ,  Seokgyu Yoon ,  Minsoo Choi ,  Soungwook Kim ,  Hyejin Jung

IPC: H10K39/34 ,  H10K50/15 ,  H10K50/16 ,  H10K50/19 ,  H10K85/30 ,  H10K85/60

Abstract: An electronic apparatus includes a substrate including a light detection region and an emission region, an organic photodetector on the light detection region, and a light-emitting device on the emission region, wherein the organic photodetector includes a first pixel electrode, a counter electrode facing the first pixel electrode, m organic light detection units each including an active layer between the first pixel electrode and the counter electrode, and m−1 charge generation layers between two adjacent organic light detection units from among the m organic light detection units, and the m organic light detection units absorb different colors of light from each other.

公开(公告)号：US12250876B2

公开(公告)日：2025-03-11

申请号：US17160205

申请日：2021-01-27

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu Yoon ,  Eungdo Kim ,  Hyosup Shin ,  Jaejin Lyu ,  Jaeyong Lee ,  Hyeongu Cho

IPC: H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/165 ,  H10K85/30 ,  H10K101/40

Abstract: A light-emitting device includes: a first electrode; a hole injection layer; a hole transport layer; an emission layer; an electron transport region; and a second electrode, stacked in order, wherein the hole transport layer and the hole injection layer are different from each other, the hole injection layer includes a first inorganic material, the first inorganic material is an oxide of at least one metal selected from tungsten (W), molybdenum (Mo), zinc (Zn), copper (Cu), nickel (Ni), cobalt (Co), gallium (Ga), and germanium (Ge), the first inorganic material has a work function with an absolute value of about 4.3 eV to about 5.3 eV, and the hole injection layer and the hole transport layer satisfy Equations 1 and 2: |ELUMO_HIL|>|ELUMO_HTL|+0.1 eV  Equation 1 |EHOMO_HIL|>|EHOMO_HTL|+0.1 eV.  Equation 2

公开(公告)号：US20250017074A1

公开(公告)日：2025-01-09

申请号：US18410877

申请日：2024-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu Yoon ,  Soungwook Kim ,  Kiwoong Kim ,  Junyong Shin ,  Minsoo Choi

IPC: H10K59/60 ,  H10K59/122 ,  H10K59/38 ,  H10K59/80 ,  H10K102/00 ,  H10K102/10 ,  H10K102/20

Abstract: A display apparatus includes: a substrate; light-emitting elements on the substrate; a first light-receiving element on the substrate and arranged next to the light-emitting elements; and a first light-receiving color filter on the first light-receiving element, wherein the first light-receiving element comprises a first transparent light-receiving electrode, a first light-absorbing layer on the first transparent light-receiving electrode, and an opposite electrode on the first light-absorbing layer, the first light-absorbing layer comprises a material that has sensitivity to light of a first, second, and third wavelengths, the first light-receiving color filter is configured to transmit the light of the first wavelength, the light of the first wavelength, second, and third wavelengths are a first one, a second one, and a third one from among green light, red light, and blue light, respectively.

公开(公告)号：US12193276B2

公开(公告)日：2025-01-07

申请号：US17652771

申请日：2022-02-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minsoo Choi ,  Seokgyu Yoon ,  Byeongwook Yoo ,  Changwoong Chu

IPC: H01L51/50 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K59/122 ,  H10K59/35 ,  H10K85/20 ,  H10K101/40

Abstract: An electronic device includes a base layer and a display element layer including a pixel definition layer having an opening defined therethrough, a light emitting element, and a light receiving element. Each of the light emitting element and the light receiving element includes a first electrode, a hole transport region disposed on the first electrode, an electron transport region disposed on the hole transport region, and a second electrode disposed on the electron transport region. The light emitting element includes a light emitting layer disposed between the hole transport region and the electron transport region. The light receiving element includes a light receiving layer disposed between the hole transport region and the electron transport region and an electron extraction layer, including an n-dopant material, disposed between the light receiving layer and the electron transport region. The light receiving element converts a light incident thereto into an electrical signal.

公开(公告)号：US12167684B2

公开(公告)日：2024-12-10

申请号：US17250453

申请日：2018-11-29

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu Yoon ,  Hyojeong Kim ,  Hyosup Shin

IPC: H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/18 ,  H10K85/40 ,  H10K101/00 ,  H10K101/10

Abstract: An organic light-emitting device may include: an anode; a cathode; an organic layer located between the anode and the cathode and including an emission layer; an electron blocking layer located between the anode and the emission layer and in direct contact with the emission layer; and a hole blocking layer located between the cathode and the emission layer and in direct contact with the emission layer. The emission layer may include a host and a dopant, the electron blocking layer may be an electron blocking material, the hole blocking layer may include a hole blocking material, and the host, the dopant, the electron blocking material, and the hole blocking material may each satisfy Equations 1-1 to 1-4: T1(EB)≥T1(H)  Equation 1-1 T1(EB)≥T1(D)  Equation 1-2 T1(HB)>T1(H)  Equation 1-3 T1(HB)>T1(D).  Equation 1-4

公开(公告)号：US20240306501A1

公开(公告)日：2024-09-12

申请号：US18481157

申请日：2023-10-04

Applicant: Samsung Display Co., Ltd.

Inventor： Hyejin Jung ,  Hwasook Ryu ,  Seokgyu Yoon

IPC: H10K85/60 ,  C07D495/04 ,  C07D519/00 ,  C09K11/06

CPC classification number: H10K85/6576 ,  C07D495/04 ,  C07D519/00 ,  C09K11/06 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K85/657 ,  H10K85/6572 ,  C09K2211/1018 ,  H10K50/11 ,  H10K85/615

Abstract: An optoelectronic device having excellent or suitable external quantum efficiency is provided. The optoelectronic device includes a first electrode, a second electrode facing the first electrode, an optical activation layer arranged between the first electrode and the second electrode, and a first compound. The first compound (i.e., small organic compound) has excellent or suitable deposition stability and heat resistance and the structure is described.