公开(公告)号：US20200381646A1

公开(公告)日：2020-12-03

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 ,  H01L51/00

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：US20210143329A1

公开(公告)日：2021-05-13

申请号：US17250453

申请日：2018-11-29

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu YOON ,  Hyojeong KIM ,  Hyosup SHIN

IPC: H01L51/00

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：US20190189947A1

公开(公告)日：2019-06-20

申请号：US16222899

申请日：2018-12-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup SHIN ,  Taekyung KIM

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/5016 ,  H01L27/3248 ,  H01L51/5004 ,  H01L51/5056 ,  H01L51/5096 ,  H01L51/5203

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 and a triplet exciton quenching layer. A display apparatus includes a thin film transistor comprising a source electrode, a drain electrode, and an active layer; and the organic light-emitting device, where the first electrode of the organic light-emitting device is electrically coupled to one selected from the source electrode and the drain electrode of the thin film transistor.

公开(公告)号：US20220085313A1

公开(公告)日：2022-03-17

申请号：US17227886

申请日：2021-04-12

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung LEE ,  Makoto YAMAMOTO ,  Toshiyuki MATSUURA ,  Hyunyoung KIM ,  Hyosup SHIN

IPC: H01L51/50 ,  H01L51/00 ,  H01L33/50 ,  G02B5/20 ,  G02B1/08

Abstract: A 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 may include a hole transporting host, an electron transporting host, a sensitizer, and a delayed fluorescence dopant. The hole transporting host and the electron transporting host may form an exciplex. The sensitizer may include an organometallic compound. The delayed fluorescence dopant may not include a metal atom, and the exciplex may satisfy specific Equations.

公开(公告)号：US20210104688A1

公开(公告)日：2021-04-08

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: H01L51/00 ,  H01L51/52

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：US20200308209A1

公开(公告)日：2020-10-01

申请号：US16829818

申请日：2020-03-25

Applicant: Samsung Display Co., Ltd.

Inventor： Seokgyu YOON ,  Jinwon SUN ,  Hyosup SHIN ,  Hyeongu CHO

IPC: C07F15/00 ,  H01L51/00

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, wherein the organic layer includes an emission layer, the emission layer includes a first host, a first dopant, and a second dopant, and the first dopant is an organometallic compound the first dopant represented by one of Formulae 40 and 50 and including metal having an atomic weight of 40 or greater:

公开(公告)号：US20250120250A1

公开(公告)日：2025-04-10

申请号：US18910942

申请日：2024-10-09

Applicant: Samsung Display Co., LTD.

Inventor： Tsuyoshi NAIJO ,  Hyunyoung KIM ,  Hyosup SHIN ,  Jiyoung LEE

IPC: H10K50/18 ,  H10K50/11 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer located between the first electrode and the second electrode and including an emission layer; and an electron transport region located between the emission layer and the second electrode and including: a hole blocking layer; and an electron transport layer, an electron injection layer, or any combination thereof, wherein the emission layer includes a first host, a second host, a first dopant, and a second dopant, and the electron transport region includes a layer including a red dopant compound.

公开(公告)号：US20230225207A1

公开(公告)日：2023-07-13

申请号：US18095093

申请日：2023-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung LEE ,  Tsuyoshi NAIJO ,  Jangyeol BAEK ,  Hyosup SHIN

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  H10K50/12

Abstract: Embodiments provide a condensed cyclic compound, a light-emitting device including the condensed cyclic compound, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer; and the condensed cyclic compound. The condensed cyclic compound is represented by Formula 1:




The description of Formula 1 is provided in the specification.

公开(公告)号：US20210104689A1

公开(公告)日：2021-04-08

申请号：US16923539

申请日：2020-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung KIM ,  Minje KIM ,  Eungdo KIM ,  Hyojeong KIM ,  Hyosup SHIN ,  Seokgyu YOON ,  Youngki LEE ,  Jungsub LEE ,  Jiyoung LEE ,  Hyejin JUNG ,  Kunwook CHO ,  Hyeongu CHO ,  Minsoo CHOI ,  Youngeun CHOI ,  Jaejin LYU

IPC: H01L51/00

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 Formula 4, each as respectively described in the detailed description.

公开(公告)号：US20210104683A1

公开(公告)日：2021-04-08

申请号：US17028894

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung KIM ,  Minje KIM ,  Eungdo KIM ,  Hyojeong KIM ,  Hyosup SHIN ,  Seokgyu YOON ,  Youngki LEE ,  Jungsub LEE ,  Jiyoung LEE ,  Hyejin JUNG ,  Kunwook CHO ,  Hyeongu CHO ,  Minsoo CHOI ,  Youngeun CHOI ,  Hyein JEONG

IPC: H01L51/00 ,  H01L51/50

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 facing the first 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 2, 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.