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公开(公告)号：US11832467B2
公开(公告)日：2023-11-28
申请号：US17223952
申请日：2021-04-06
Applicant: Samsung Display Co., Ltd.
Inventor： Hyosup Shin , Tsuyoshi Naijo , Hyunyoung Kim , Dongyoun Yoo , Jiyoung Lee
IPC: H10K50/12 , H10K59/12 , H10K59/38 , H10K85/30 , H10K85/60 , H10K101/30 , H10K101/20 , H10K101/00
CPC classification number: H10K50/121 , H10K59/12 , H10K59/38 , H10K85/322 , H10K85/342 , H10K85/6572 , H10K2101/20 , H10K2101/30 , H10K2101/80
Abstract: A light-emitting device including a first electrode; a second electrode facing the first electrode; and interlayer arranged between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes a first emission layer and a second emission layer, the first emission layer includes a first dopant, wherein the second dopant is an electron-trapping dopant, and the second emission layer includes a third dopant and a fourth dopant, wherein the fourth dopant is a hole-trapping dopant.
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公开(公告)号：US20230189644A1
公开(公告)日：2023-06-15
申请号：US18164084
申请日：2023-02-03
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
CPC classification number: H10K85/6572 , H10K50/12 , H10K85/346 , H10K85/631 , H10K85/654 , H10K85/6574 , H10K30/353
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.
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公开(公告)号：US11605786B2
公开(公告)日：2023-03-14
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
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.
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公开(公告)号：US11575092B2
公开(公告)日：2023-02-07
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
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.
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公开(公告)号：US20220069235A1
公开(公告)日：2022-03-03
申请号：US17446647
申请日：2021-09-01
Applicant: Samsung Display Co., Ltd.
Inventor： Hyunyoung Kim , Minje Kim , Hyojeong Kim , Jungsub Lee , Jiyoung Lee
IPC: H01L51/00
Abstract: A light-emitting device and an electronic apparatus including the same are provided.
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Patent Agency Ranking
公开(公告)号：US12256630B2
公开(公告)日：2025-03-18
申请号：US17522855
申请日：2021-11-09
Applicant: Samsung Display Co., Ltd.
Inventor： Hyosup Shin , Soobyung Ko , Tsuyoshi Naijo , Jiyoung Lee
IPC: H01L51/50 , H10K85/30 , H10K85/60 , H10K50/11 , H10K50/12 , H10K50/15 , H10K50/16 , H10K101/00 , H10K101/10 , H10K101/40
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, wherein the emission layer includes: a first host, a second host, and a dopant, at least one of the first host and the second host is an organometallic compound, and the first host, the second host, and the dopant satisfy the following Equation (1): |LUMO energy of H2−HOMO energy of H1|≥0.9×T1 energy of D.
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公开(公告)号：US12225816B2
公开(公告)日：2025-02-11
申请号：US17446647
申请日：2021-09-01
Applicant: Samsung Display Co., Ltd.
Inventor： Hyunyoung Kim , Minje Kim , Hyojeong Kim , Jungsub Lee , Jiyoung Lee
IPC: H01L51/00 , H10K85/30 , H10K85/40 , H10K85/60 , H10K50/11 , H10K50/15 , H10K50/16 , H10K101/00 , H10K101/10 , H10K101/40
Abstract: A light-emitting device and an electronic apparatus including the same are provided.
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公开(公告)号：US20240324267A1
公开(公告)日：2024-09-26
申请号：US18410664
申请日：2024-01-11
Applicant: Samsung Display Co., Ltd.
Inventor： Jiyoung Lee , Makoto Yamamoto , Tsuyoshi Naijo , Toshiyuki Matsuura , Sungsoo Bae , Hojung Syn , Hyosup Shin , Heechoon Ahn , Changwoong Chu
IPC: H10K50/12 , H10K50/15 , H10K50/16 , H10K85/30 , H10K85/40 , H10K85/60 , H10K101/00 , H10K101/10 , H10K101/30
CPC classification number: H10K50/12 , H10K50/15 , H10K50/16 , H10K85/346 , H10K85/40 , H10K85/6572 , H10K85/658 , H10K2101/10 , H10K2101/30 , H10K2101/90
Abstract: A light-emitting device includes an emission layer including a first host, a second host, a first dopant, and a second dopant. The first dopant is a metal-containing compound, the second dopant is a boron-containing compound, the first host and the second host combine to form a host exciplex, the host exciplex is in a triplet (T1) state, and the host exciplex in the T1 state is also in a local-excitation state.
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19.发明公开公开(公告)号：US20240324262A1
公开(公告)日：2024-09-26
申请号：US18413769
申请日：2024-01-16
Applicant: Samsung Display Co., Ltd.
Inventor： Hyosup Shin , Makoto Yamamoto , Tsuyoshi Naijo , Toshiyuki Matsuura , Sungsoo Bae , Hojung Syn , Heechoon Ahn , Jiyoung Lee , Changwoong Chu
CPC classification number: H10K50/11 , H10K85/324 , H10K85/615 , H10K85/654 , H10K85/6572
Abstract: A composition includes a first compound and a second compound different from the first compound and satisfies Expressions 1 and 2:
PLQY
(
E
)
>
70
%
Expression
1
T-
公开(公告)号：US12144252B2
公开(公告)日：2024-11-12
申请号：US17365763
申请日：2021-07-01
Applicant: Samsung Display Co., Ltd.
Inventor： Jiyoung Lee , Hyosup Shin , Minje Kim , Hyojeong Kim
IPC: H01L51/50 , C09K11/06 , H10K85/40 , H10K85/60 , H10K50/11 , H10K50/12 , H10K101/00 , H10K101/10
Abstract: An organic electroluminescence device includes a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a first host, a first dopant, and a second dopant different from the first dopant, the first dopant and the second dopant are compounds each independently exhibiting thermally activated delayed fluorescence, the first dopant has a delayed fluorescence lifetime (τ) value of about 2.6 μs to about 5.0 μs, and the first host, the first dopant, and the second dopant satisfy Equation 1 defined in the detailed description, thereby exhibiting increased efficiency and lifetime characteristics.
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