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公开(公告)号：US20140054556A1
公开(公告)日：2014-02-27
申请号：US13723920
申请日：2012-12-21
申请人： LG DISPLAY CO., LTD.
发明人： Jin-Ho PARK , Kwang-Hyun KIM , Mi-Na KIM
IPC分类号： H01L51/50
CPC分类号： H01L51/56 , H01L27/153 , H01L27/3211 , H01L51/504 , H01L51/5064 , H01L51/5265 , H01L2251/558
摘要： An organic light-emitting diode includes an anode on a substrate; a first hole transporting layer on the anode; a second hole transporting layer on the first hole transporting layer and corresponding to the red and green pixel areas; a first emitting material pattern of a first thickness on the second hole transporting layer and corresponding to the red pixel area; a second emitting material pattern of a second thickness on the second hole transporting layer and corresponding to the green pixel area; a third emitting material pattern of a third thickness on the first hole transporting layer and corresponding to the blue pixel area; an electron transporting layer on the first, second and third emitting material patterns; and a cathode on the electron transporting layer, wherein the second thickness is less than the first thickness and greater than the third thickness.
摘要翻译： 有机发光二极管包括在基板上的阳极; 阳极上的第一空穴传输层; 在第一空穴传输层上并对应于红色和绿色像素区域的第二空穴传输层; 在第二空穴传输层上并对应于红色像素区域的第一厚度的第一发光材料图案; 第二厚度的第二发光材料图案在第二空穴传输层上并对应于绿色像素区域; 第三厚度的第三发光材料图案在第一空穴传输层上，并对应于蓝色像素区域; 在第一，第二和第三发光材料图案上的电子传输层; 和电子传输层上的阴极，其中第二厚度小于第一厚度并且大于第三厚度。
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公开(公告)号：US20230217673A1
公开(公告)日：2023-07-06
申请号：US17953523
申请日：2022-09-27
申请人： LG DISPLAY CO., LTD.
发明人： Mi-Na KIM , Moon-Sung KIL
CPC分类号： H01L51/5056 , H01L51/5072 , H01L51/5096 , H01L51/0073 , H01L51/0059 , H01L51/006 , H01L51/0061 , H01L51/0052 , H01L51/0074 , H01L2251/558
摘要： An electroluminescent display device includes a substrate on which a plurality of sub-pixels are defined; a first electrode in each sub-pixel on the substrate; a first hole transporting layer on the first electrode; a second hole transporting layer on the first hole transporting layer; a third hole transporting layer on the second hole transporting layer; a light-emitting material layer on the third hole transporting layer; an electron transporting layer on the light-emitting material layer; and a second electrode on the electron transporting layer, wherein the first hole transporting layer includes a P-type dopant and a first hole transporting material, the second hole transporting layer includes the first hole transporting material, and the third hole transporting layer includes a second hole transporting material, and wherein a total thickness of the first and second hole transporting layers is equal to or greater than a thickness of the third hole transporting layer.
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3.发明申请公开(公告)号：US20140117315A1
公开(公告)日：2014-05-01
申请号：US13720669
申请日：2012-12-19
申请人： LG DISPLAY CO., LTD.
发明人： Mi-Na KIM , Kwang Hyun KIM , Jin Ho PARK
CPC分类号： H01L27/3211 , H01L51/0001 , H01L51/0021 , H01L51/504 , H01L51/506 , H01L51/5064 , H01L51/5072 , H01L51/5088 , H01L51/52 , H01L51/5203 , H01L51/5218 , H01L51/5234 , H01L51/5265 , H01L51/5271 , H01L51/56 , H01L2251/558
摘要： Discussed is an organic light emitting display device. The organic light emitting display device includes a substrate in which red, green, and blue pixel areas are defined, a first electrode and a first hole transporting layer that are formed on the substrate, first to third emission common layers formed in each of the pixel areas on the first hole transporting layer, and an electron transporting layer and a second electrode that are formed on the third emission common layer. Accordingly, color mixture is prevented, limitations due to a defective mask are overcome, a process is simplified, and the manufacturing cost is saved.
摘要翻译： 讨论的是有机发光显示装置。 有机发光显示装置包括其中限定了红色，绿色和蓝色像素区域的基板，形成在基板上的第一电极和第一空穴传输层，形成在每个像素中的第一至第三发光公共层 第一空穴传输层上的区域和形成在第三发射共同层上的电子传输层和第二电极。 因此，防止了颜色混合，克服了由于掩膜缺陷引起的限制，简化了工艺，节省了制造成本。
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公开(公告)号：US20200212147A1
公开(公告)日：2020-07-02
申请号：US16725785
申请日：2019-12-23
申请人： LG Display Co., Ltd.
发明人： Kyu-Il HAN , Nam-Seok YOO , Jin-Ho PARK , Mi-Na KIM , Hyung-Won PARK , Jung-Mo CHO , Yu-Ri PARK , Hyoung-Min KIM , Seung-Ho SON
摘要： Disclosed is a display device. In accordance with the display device, before an organic stack of a light-emitting diode is formed, a sticker is attached to a substrate, while a camera hole-forming portion and a margin area around the same are present, to form the organic stack, and the sticker and components on top of the sticker, such as the organic stack, are removed, so that the edge of the organic stack can be aligned without any additional process using separate masks and the reliability of the display device can be improved due to the provision of the organic stack at a location spaced apart from the camera hole by the margin area.
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公开(公告)号：US20150333295A1
公开(公告)日：2015-11-19
申请号：US14698473
申请日：2015-04-28
申请人： LG DISPLAY CO., LTD.
发明人： Ho-Sung KIM , Mi-Na KIM
CPC分类号： H01L51/5278 , H01L27/3211 , H01L27/3244 , H01L51/5012 , H01L51/504 , H01L51/5056 , H01L51/5068 , H01L51/5206 , H01L51/5221 , H01L51/5265 , H01L2251/558
摘要： An organic light emitting diode can include a first electrode and a second electrode; an organic light emitting layer between the first electrode and the second electrode; and a auxiliary light emitting layer between the first electrode and the organic light emitting layer or between the organic light emitting layer and the second electrode, wherein a difference between a main peak wavelength of light emitted from the organic light emitting layer itself and a main peak wavelength of light out-coupling between the first and second electrodes is within a predetermined range.
摘要翻译： 有机发光二极管可以包括第一电极和第二电极; 在第一电极和第二电极之间的有机发光层; 以及在所述第一电极和所述有机发光层之间或所述有机发光层与所述第二电极之间的辅助发光层，其中，从所述有机发光层本身发射的光的主峰波长与主峰 第一和第二电极之间的光输出耦合的波长在预定范围内。
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公开(公告)号：US20140363913A1
公开(公告)日：2014-12-11
申请号：US14466025
申请日：2014-08-22
申请人： LG Display Co., Ltd.
发明人： Jin-Ho PARK , Kwang-Hyun KIM , Mi-Na KIM
CPC分类号： H01L51/56 , H01L27/153 , H01L27/3211 , H01L51/504 , H01L51/5064 , H01L51/5265 , H01L2251/558
摘要： An organic light-emitting diode includes an anode on a substrate; a first hole transporting layer on the anode; a second hole transporting layer on the first hole transporting layer and corresponding to the red and green pixel areas; a first emitting material pattern of a first thickness on the second hole transporting layer and corresponding to the red pixel area; a second emitting material pattern of a second thickness on the second hole transporting layer and corresponding to the green pixel area; a third emitting material pattern of a third thickness on the first hole transporting layer and corresponding to the blue pixel area; an electron transporting layer on the first, second and third emitting material patterns; and a cathode on the electron transporting layer, wherein the second thickness is less than the first thickness and greater than the third thickness.
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7.发明申请公开(公告)号：US20180190726A1
公开(公告)日：2018-07-05
申请号：US15857237
申请日：2017-12-28
申请人： LG DISPLAY CO., LTD.
发明人： Mi-Na KIM
CPC分类号： H01L27/3209 , H01L27/3211 , H01L51/504 , H01L51/5206 , H01L51/5221
摘要： An organic light emitting device and an organic light emitting display device using the same are discussed, for changing a structure of an emissive layer to enhance viewing angle characteristics and lifespan. Emissive layers having hosts with different characteristics are stacked to prevent visual reduction depending on a viewing angle and to enhance a lifespan.
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公开(公告)号：US20150263304A1
公开(公告)日：2015-09-17
申请号：US14728360
申请日：2015-06-02
申请人： LG DISPLAY CO., LTD.
发明人： Mi-Na KIM , Kwang Hyun KIM , Jin Ho PARK
CPC分类号： H01L27/3211 , H01L51/0001 , H01L51/0021 , H01L51/504 , H01L51/506 , H01L51/5064 , H01L51/5072 , H01L51/5088 , H01L51/52 , H01L51/5203 , H01L51/5218 , H01L51/5234 , H01L51/5265 , H01L51/5271 , H01L51/56 , H01L2251/558
摘要： An organic light emitting display device including, according to one embodiment, a substrate having first, second, and third pixel areas; a first hole transporting layer on the substrate; a first emission common layer on the first transport layer; a second emission common layer on the first emission common layer; a third emission common layer on the second emission common layer; a second hole transporting layer between the first hole transporting layer and the first emission common layer, the second hole transporting layer disposed on the first pixel area; a third hole transporting layer between the first and second emission common layers, the third hole transporting layer disposed on the second pixel area; and a fourth hole transporting layer between the second and third emission common layers, the fourth hole transporting layer disposed on the third pixel area.
摘要翻译： 一种有机发光显示装置，包括根据一个实施例的具有第一，第二和第三像素区域的基板; 在基板上的第一空穴传输层; 第一传输层上的第一发射公共层; 第一发射公共层上的第二发射公共层; 第二发射公共层上的第三发射公共层; 在第一空穴传输层和第一发射共同层之间的第二空穴传输层，设置在第一像素区域上的第二空穴传输层; 在第一和第二发射共同层之间的第三空穴传输层，设置在第二像素区域上的第三空穴传输层; 以及在第二和第三发射公共层之间的第四空穴传输层，第四空穴传输层设置在第三像素区域上。
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公开(公告)号：US20150263075A1
公开(公告)日：2015-09-17
申请号：US14728221
申请日：2015-06-02
申请人： LG DISPLAY CO., LTD.
发明人： Mi-Na KIM , Kwang Hyun KIM , Jin Ho PARK
CPC分类号： H01L27/3211 , H01L51/0001 , H01L51/0021 , H01L51/504 , H01L51/506 , H01L51/5064 , H01L51/5072 , H01L51/5088 , H01L51/52 , H01L51/5203 , H01L51/5218 , H01L51/5234 , H01L51/5265 , H01L51/5271 , H01L51/56 , H01L2251/558
摘要： A method of manufacturing an organic light emitting display device. The method according to one embodiment includes forming a first electrode over a substrate in which red, green, and blue pixel areas are defined; forming a first hole transporting layer on the first electrode; forming a second hole transporting layer in a position corresponding to the red pixel area; forming a first emission common layer; forming a third hole transporting layer on the first emission common layer in a position corresponding to the green pixel area; forming a second emission common layer; forming a fourth hole transporting layer on the second emission common layer in a position corresponding to the blue pixel area; forming a third emission common layer; forming an electron transporting layer on the third emission common layer; and forming a second electrode on the electron transporting layer.
摘要翻译： 一种制造有机发光显示装置的方法。 根据一个实施例的方法包括在衬底上形成第一电极，其中限定了红色，绿色和蓝色像素区域; 在所述第一电极上形成第一空穴传输层; 在与红色像素区域对应的位置形成第二空穴传输层; 形成第一发射公共层; 在与所述绿色像素区域对应的位置上在所述第一发光共同层上形成第三空穴传输层; 形成第二发射共同层; 在与所述蓝色像素区域对应的位置上在所述第二发光共同层上形成第四空穴传输层; 形成第三发射共同层; 在第三发射共同层上形成电子传输层; 以及在所述电子传输层上形成第二电极。
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