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公开(公告)号：US20160181524A1
公开(公告)日：2016-06-23
申请号：US14801804
申请日：2015-07-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jungsub Lee , Seulong Kim , Younsun Kim , Dongwoo Shin , Naoyuki Ito
IPC: H01L51/00
CPC classification number: H01L51/006 , C09K11/06 , H01L51/001 , H01L51/0054 , H01L51/0058 , H01L51/0067 , H01L51/0072 , H01L51/0081 , H01L51/0085 , H01L51/5064 , H01L51/508 , H01L2251/308
Abstract: An organic light-emitting device includes a first electrode; a second electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, wherein the hole transport region includes a hole auxiliary layer and the electron transport region includes an electron auxiliary layer. The organic light-emitting device may have high efficiency and long life span characteristics.
Abstract translation: 有机发光装置包括第一电极; 第二电极; 在第一电极和第二电极之间的发射层; 在第一电极和发射层之间的空穴传输区域; 以及发射层和第二电极之间的电子传输区域，其中空穴传输区域包括空穴辅助层，并且电子传输区域包括电子辅助层。 有机发光装置可以具有高效率和长寿命特性。
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公开(公告)号：US12279519B2
公开(公告)日：2025-04-15
申请号：US16997715
申请日：2020-08-19
Applicant: Samsung Display Co., Ltd.
Inventor： Hyejin Jung , Minje Kim , Eung Do Kim , Hyunyoung Kim , Hyojeong Kim , Hyosup Shin , Seokgyu Yoon , Youngki Lee , Jungsub Lee , Jiyoung Lee , Kunwook Cho , Hyeon Gu Cho , Minsoo Choi , Youngeun Choi , Hyein Jeong
Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a first host and a second host which are different from each other, a first dopant including an organic metal complex containing Ir, Ru, Rh, Pt, Pd, Cu, or Os as a central metal atom, and a second dopant represented by Formula D-2 below, and thereby the organic electroluminescence device may exhibit high luminous efficiency and long service life characteristics.
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公开(公告)号：US12120954B2
公开(公告)日：2024-10-15
申请号：US18064787
申请日：2022-12-12
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 , C09K11/06 , H10K85/30 , H10K85/40 , H10K85/60 , H10K50/11 , H10K101/00 , H10K101/10 , H10K101/30
CPC classification number: H10K85/6572 , C09K11/06 , H10K85/322 , H10K85/342 , H10K85/40 , H10K85/633 , H10K85/636 , H10K85/654 , H10K85/6574 , C09K2211/1077 , C09K2211/185 , H10K50/11 , H10K2101/00 , H10K2101/10 , H10K2101/30 , H10K2101/90
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)≥103 S−1 Condition 2
f(C4)≥0.1 Condition 3.-
公开(公告)号：US20230225200A1
公开(公告)日：2023-07-13
申请号：US18185005
申请日：2023-03-16
Applicant: Samsung Display Co., LTD.
Inventor： Seulong Kim , Younsun Kim , Dongwoo Shin , Jungsub Lee , Naoyuki Ito , Jino Lim
CPC classification number: H10K85/636 , H10K50/12 , H10K85/6574 , H10K85/631 , H10K85/6572 , H10K85/633 , H10K85/622 , H10K85/654 , H10K85/657 , H10K2102/301
Abstract: An organic light-emitting device having low-driving voltage, improved efficiency, and long lifespan includes: a first electrode; a second electrode facing the first electrode; a first layer between the first electrode and the second electrode, the first layer including a first compound; a second layer between the first layer and the second electrode, the second layer including a second compound; and a third layer between the second layer and the second electrode, the third layer including a third compound; wherein the first compound does not include a nitrogen-containing heterocyclic group comprising *═N—*′ as a ring forming moiety, and wherein the first compound, the second compound, and the third compound each independently include at least one group selected from groups represented by Formulae A to C:
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公开(公告)号：US11672173B2
公开(公告)日：2023-06-06
申请号：US17530403
申请日：2021-11-18
Applicant: Samsung Display Co., Ltd.
Inventor： Seulong Kim , Younsun Kim , Dongwoo Shin , Jungsub Lee , Naoyuki Ito , Jino Lim
CPC classification number: H01L51/0061 , C09K11/025 , C09K11/06 , H01L51/006 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0085 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/52 , H01L51/5271 , C09K2211/185 , H01L51/0052 , H01L51/0054 , H01L51/0058 , H01L51/5012
Abstract: An organic light-emitting device having low-driving voltage, improved efficiency, and long lifespan includes: a first electrode; a second electrode facing the first electrode; a first layer between the first electrode and the second electrode, the first layer including a first compound; a second layer between the first layer and the second electrode, the second layer including a second compound; and a third layer between the second layer and the second electrode, the third layer including a third compound; wherein the first compound does not include a nitrogen-containing heterocyclic group comprising *═N—*′ as a ring forming moiety, and wherein the first compound, the second compound, and the third compound each independently include at least one group selected from groups represented by Formulae A to C:
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Patent Agency Ranking
公开(公告)号：US20220388989A1
公开(公告)日：2022-12-08
申请号：US17660006
申请日：2022-04-20
Applicant: Samsung Display Co., Ltd.
Inventor： Hyunwoo Lee , Jungsub Lee , Hyojeong Kim
IPC: C07D403/10 , H01L51/00 , C07D405/14 , C07D409/14 , C07D487/04 , C07F7/08
Abstract: A light-emitting device and an electronic apparatus (including the light-emitting device) are provided. The light-emitting device includes a first compound represented by Formula 1 and a second compound represented by Formula 2: wherein detailed descriptions of Formula 1 and Formula 2 are the same as described in the present specification.
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公开(公告)号：US11462703B2
公开(公告)日：2022-10-04
申请号：US16707653
申请日：2019-12-09
Applicant: Samsung Display Co., Ltd.
Inventor： Jungsub Lee , Minje Kim , Hyojeong Kim , Jiyoung Lee , Kunwook Cho
Abstract: An organic light-emitting device and an apparatus including the organic light-emitting device.
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58.发明授权公开(公告)号：US11362286B2
公开(公告)日：2022-06-14
申请号：US16268276
申请日：2019-02-05
Applicant: Samsung Display Co., Ltd.
Inventor： Jungsub Lee , Hyein Jeong
IPC: H01L51/00 , C07D417/10 , C07D413/14 , C07D413/10 , C07D401/10 , C07D401/14 , C09K11/06 , C07D417/14 , H01L51/50
Abstract: An organic electroluminescence device includes a first electrode, a hole transport region disposed on the first electrode, a light emitting layer disposed on the hole transport region, an electron transport region disposed on the light emitting layer, and a second electrode disposed on the electron transport region. The light emitting layer includes a heterocyclic compound represented by Formula 1 below. In Formula 1, D1 and D2 are each independently represented by Formula 2 below, and A is represented by any one of Formulas 3-1 to 3-3 below. D1-A-D2 Formula 1
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公开(公告)号：US11276827B2
公开(公告)日：2022-03-15
申请号：US15399414
申请日：2017-01-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Naoyuki Ito , Seulong Kim , Younsun Kim , Dongwoo Shin , Jungsub Lee , Jino Lim
IPC: H01L51/54 , H01L51/00 , C07D307/77 , C09K11/02 , C07D333/50 , C07D307/91 , C07D493/04 , C07D495/04 , C09K11/06 , C07D405/10 , H01L51/52 , H01L51/50
Abstract: A condensed cyclic compound represented by Formula 1 and an organic light-emitting device including the same.
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公开(公告)号：US11258029B2
公开(公告)日：2022-02-22
申请号：US16887626
申请日：2020-05-29
Applicant: Samsung Display Co., Ltd.
Inventor： Younsun Kim , Seulong Kim , Dongwoo Shin , Jungsub Lee , Naoyuki Ito , Jino Lim
Abstract: A light emitting device includes: a first electrode; a second electrode facing the first electrode; m emission units stacked between the first electrode and the second electrode; and m−1 charge generating layer(s) between the two adjacent emission units from among the m emission units, m−1 charge generating layer(s) including m−1 n-type charge generating layer(s) and m−1 p-type charge generating layer(s), wherein m is an integer of 2 or greater, a maximum emission wavelength of light emitted from at least one of the m emission units differs from that of light emitted from at least one of the other emission units, at least one of the m−1 n-type charge generating layer(s) includes a metal-containing material and an electron transporting metal-non-containing material.
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