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公开(公告)号：US10658595B2
公开(公告)日：2020-05-19
申请号：US16422479
申请日：2019-05-24
发明人： Seok Gyu Yoon , Dong Chan Kim , Eung Do Kim , Bo Ra Jung , Kyu Hwan Hwang , Sung Chul Kim , Won-Jong Kim , Young-Woo Song , Jong Hyuk Lee
摘要： An organic light emitting diode includes: a first electrode; a second electrode facing the first electrode; a light emission layer between the first electrode and the second electrode; an electron injection layer between the second electrode and the light emission layer; and a buffer layer between the electron injection layer and the second electrode, where the electron injection layer includes a dipolar material and a first metal, and the buffer layer includes a metal having a work function of 4.0 eV or less.
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2.发明授权公开(公告)号：US10170723B2
公开(公告)日：2019-01-01
申请号：US15208421
申请日：2016-07-12
发明人： Dong Kyu Seo , Dong Chan Kim , Won Jong Kim , Eung Do Kim , Jong Hyuk Lee , Da Hea Im , Sang Hoon Yim , Yoon Hyeung Cho , Chang Woong Chu , Won Suk Han
摘要： An organic light emitting element according to an exemplary embodiment of the present disclosure includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode, an electron injection layer between the second electrode and the emission layer, and a barrier layer between the electron injection layer and the second electrode, wherein a work function of the barrier layer is larger than a work function of the second electrode.
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3.发明授权公开(公告)号：US10003040B2
公开(公告)日：2018-06-19
申请号：US14731729
申请日：2015-06-05
发明人： Dong Chan Kim , Won Jong Kim , Eung Do Kim , Dong Kyu Seo , Jong Hyuk Lee , Sang Hoon Yim , Chang Woong Chu
CPC分类号： H01L51/5092 , H01L27/3244 , H01L51/0059 , H01L51/0073 , H01L51/5265 , H01L2251/303
摘要： An organic light emitting element, includes a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including an oxide having a relative dielectric constant of 10 or more and a metal having a work function of 4.0 eV or less.
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4.发明授权公开(公告)号：US09960380B2
公开(公告)日：2018-05-01
申请号：US15599263
申请日：2017-05-18
发明人： Dong Chan Kim , Won Jong Kim , Eung Do Kim , Dong Kyu Seo , Da Hea Im , Sang Hoon Yim , Chang Woong Chu
CPC分类号： H01L51/5092 , H01L27/3211 , H01L27/3276 , H01L51/0061 , H01L51/0072 , H01L51/0073 , H01L51/0074 , H01L51/504 , H01L51/5056 , H01L51/506 , H01L2251/301
摘要： An organic light emitting diode and an organic light emitting display device, the organic light emitting diode including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and a hole transport layer between the first electrode and the emission layer, wherein the hole transport layer includes an organic material and a dipole material, the dipole material including a first component and a second component, the first component having a polarity different from that of the second component and the first component and the second component being combined with each other.
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公开(公告)号：US09704928B2
公开(公告)日：2017-07-11
申请号：US14875456
申请日：2015-10-05
发明人： Sang Hoon Yim , Dong Chan Kim , Won Jong Kim , Eung Do Kim , Dong Kyu Seo , Jong Hyuk Lee , Da Hea Im , Yoon Hyeung Cho , Chang Woong Chu
CPC分类号： H01L27/3218 , H01L27/3248 , H01L51/5004 , H01L51/504 , H01L51/5221 , H01L51/5265 , H01L2251/301 , H01L2251/558
摘要： An organic light emitting diode display including a substrate, a thin film transistor on the substrate, a first electrode connected to the thin film transistor, a first layer on the first electrode, an emission layer on the first layer, a second layer on the emission layer, and a second electrode on the second layer.
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公开(公告)号：US20170125497A1
公开(公告)日：2017-05-04
申请号：US15177165
申请日：2016-06-08
发明人： Eung Do Kim , Dong Chan Kim , Won Jong Kim , Dong Kyu Seo , Ji Hye Lee , Da Hea Im , Sang Hoon Yim , Yoon Hyeung Cho , Won Suk Han
CPC分类号： H01L27/3248 , H01L51/5218 , H01L51/5221 , H01L51/5234 , H01L51/5253 , H01L51/5262 , H01L51/5265 , H01L51/56 , H01L2227/323 , H01L2251/301
摘要： An organic light emitting diode display, according to an exemplary embodiment of the present invention, includes: a substrate; a thin film transistor on the substrate; an organic light emitting diode connected to the thin film transistor; and a capping layer on the organic light emitting diode. The capping layer includes metal hydride.
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公开(公告)号：US20170033170A1
公开(公告)日：2017-02-02
申请号：US15015081
申请日：2016-02-03
发明人： Eung Do Kim , Dong Chan Kim , Won Jong Kim , Dong Kyu Seo , Ji Hye Lee , Da Hea Im , Sang Hoon Yim , Yoon Hyeung Cho , Won Suk Han
CPC分类号： H01L51/5275 , H01L27/3244 , H01L27/3246 , H01L51/5253 , H01L2251/5315
摘要： An organic light emitting diode display includes: a first substrate; a switching thin film transistor on the first substrate; a driving thin film transistor on the first substrate; an organic light emitting diode connected to the driving thin film transistor; and a capping layer on the organic light emitting diode, the capping layer including an anisotropic material having a refractive index in a horizontal direction that is greater than a refractive index in a vertical direction.
摘要翻译： 有机发光二极管显示器包括：第一基板; 在第一基板上的开关薄膜晶体管; 在第一衬底上的驱动薄膜晶体管; 连接到驱动薄膜晶体管的有机发光二极管; 以及有机发光二极管上的覆盖层，所述覆盖层包括在水平方向上具有大于垂直方向的折射率的折射率的各向异性材料。
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公开(公告)号：US11264591B2
公开(公告)日：2022-03-01
申请号：US16417386
申请日：2019-05-20
发明人： Dong Chan Kim , Won Jong Kim , Eung Do Kim , Ji Hye Lee , Da Hea Im , Sang Hoon Yim , Yoon Hyeung Cho , Won Suk Han
摘要： A light emitting diode display includes: a substrate; a light emitting element on the substrate; and a capping layer on the organic light emitting element and including a plurality of refractive layers each including a low refraction layer and a high refraction layer, wherein the high refraction layer includes a first inorganic material having a refractive index which is equal to or greater than about 1.7 and equal to or less than about 6.0, wherein the low refraction layer includes a second inorganic material having a refractive index which is equal to or greater than about 1.0 and equal to or less than about 1.7, and wherein the second inorganic material comprises at least one selected from LiF, AlF3, NaF, KF, RbF, CaF2, SrF2, and YbF2.
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公开(公告)号：US11177461B2
公开(公告)日：2021-11-16
申请号：US16427978
申请日：2019-05-31
发明人： Won Jong Kim , Dong Chan Kim , Eung Do Kim , Dong Kyu Seo , Da Hea Im , Sang Hoon Yim , Yoon Hyeung Cho , Won Suk Han
摘要： An organic light emitting diode display including: a substrate; an organic light emitting diode on the substrate; a capping layer on the organic light emitting diode and including a high refractive layer including an inorganic material having a refractive index that is equal to or greater than about 1.7 and equal to or less than about 6.0; and a thin film encapsulation layer covering the capping layer and the organic light emitting diode, the inorganic material including at least one selected from the group consisting of CuI, thallium iodide (TlI), BaS, Cu2O, CuO, BiI, WO3, TiO2, AgI, CdI2, HgI2, SnI2, PbI2, BiI3, ZnI2, MoO3, Ag2O, CdO, CoO, Pr2O3, SnS, PbS, CdS, CaS, ZnS, ZnTe, PbTe, CdTe, SnSe, PbSe, CdSe, AlAs, GaAs, InAs, GaP, InP, AlP, AlSb, GaSb, and InSb.
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公开(公告)号：US10283734B2
公开(公告)日：2019-05-07
申请号：US14877955
申请日：2015-10-08
发明人： Sang Hoon Yim , Dong Chan Kim , Won Jong Kim , Eung Do Kim , Dong Kyu Seo , Jong Hyuk Lee , Da Hea Im , Yoon Hyeung Cho , Chang Woong Chu
IPC分类号： H01L51/52
摘要： An organic light emitting diode display, including a substrate; a thin film transistor on the substrate; a first electrode on the thin film transistor and electrically connected to the thin film transistor; an organic emission layer on the first electrode; a second electrode on the organic emission layer; and a first capping layer on the second electrode and a second capping layer on the first capping layer, the second capping layer being thicker than the first capping layer.
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