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公开(公告)号：US20230309393A1
公开(公告)日：2023-09-28
申请号：US18178383
申请日：2023-03-03
发明人： Sungsoo Bae , Mikyung Kim , Sanggyun Kim , Hyejeong Park , Yoojin Sohn , Hyewon Choi , Jaeweon Hur
CPC分类号： H10K85/6572 , H10K59/35 , H10K50/171
摘要： A light-emitting device and an electronic apparatus that includes the light-emitting device are provided. 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 an electron transport region between the second electrode and the emission layer. The electron transport region includes an electron injection layer, and the electron injection layer includes a heterocyclic compound.
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公开(公告)号：US11569335B2
公开(公告)日：2023-01-31
申请号：US17145273
申请日：2021-01-08
发明人： Deukjong Kim , Mikyung Kim , Keunsoo Lee
摘要： A display device is disclosed. In one aspect, the device includes a substrate and a display unit disposed on the substrate and including a plurality of pixels each pixel including a thin film transistor, a display element electrically connected to the thin film transistor, and a planarization layer interposed between the thin film transistor and the display element. The display unit includes a display region and a non-display region surrounding the display region, wherein the non-display region includes a voltage line. The planarization layer comprises a central portion, an outer portion and a dividing region interposed between the central and outer portions, wherein the dividing region is located in the non-display region. The planarization layer covers at least a lateral side of the voltage line formed in the dividing region.
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公开(公告)号：US20210143245A1
公开(公告)日：2021-05-13
申请号：US17145273
申请日：2021-01-08
发明人： Deukjong Kim , Mikyung Kim , Keunsoo Lee
摘要： A display device is disclosed. In one aspect, the device includes a substrate and a display unit disposed on the substrate and including a plurality of pixels each pixel including a thin film transistor, a display element electrically connected to the thin film transistor, and a planarization layer interposed between the thin film transistor and the display element. The display unit includes a display region and a non-display region surrounding the display region, wherein the non-display region includes a voltage line. The planarization layer comprises a central portion, an outer portion and a dividing region interposed between the central and outer portions, wherein the dividing region is located in the non-display region. The planarization layer covers at least a lateral side of the voltage line formed in the dividing region.
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公开(公告)号：US20200152914A1
公开(公告)日：2020-05-14
申请号：US16744088
申请日：2020-01-15
发明人： Mikyung Kim , Sunyoul Lee
IPC分类号： H01L51/52
摘要： A method of manufacturing an organic light emitting diode (OLED) display device includes: providing a substrate including a display area and a non-display area; forming an organic light emitting diode element in the display area; forming a barrier wall around the display area and spaced apart from the organic light emitting diode element; performing a plasma treatment on the substrate on which the organic light emitting diode element is formed; and forming a thin film encapsulation layer for coating the organic light emitting diode element, wherein forming the thin film encapsulation layer includes: forming at least one inorganic layer; and forming at least one organic layer inwardly of the barrier wall.
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公开(公告)号：US10547028B2
公开(公告)日：2020-01-28
申请号：US14855337
申请日：2015-09-15
发明人： Mikyung Kim , Sunyoul Lee
摘要： A method of manufacturing an organic light emitting diode (OLED) display device includes: providing a substrate including a display area and a non-display area; forming an organic light emitting diode element in the display area; forming a barrier wall around the display area and spaced apart from the organic light emitting diode element; performing a plasma treatment on the substrate on which the organic light emitting diode element is formed; and forming a thin film encapsulation layer for coating the organic light emitting diode element, wherein forming the thin film encapsulation layer includes: forming at least one inorganic layer; and forming at least one organic layer inwardly of the barrier wall.
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公开(公告)号：US09793494B2
公开(公告)日：2017-10-17
申请号：US14629121
申请日：2015-02-23
发明人： Donghyun Kim , Mikyung Kim , Tsuyoshi Naijo , Sungsoo Bae
CPC分类号： H01L51/0072 , C09B1/00 , C09B3/14 , C09B23/148 , C09B57/00 , C09B57/001 , C09B57/008 , C09B57/02 , C09B57/10 , H01L51/0054 , H01L51/0058 , H01L51/0067 , H01L51/5072 , H01L2251/308
摘要： An organic light-emitting device including a first electrode; a second electrode; an organic layer between the first electrode and the second electrode and including an emission layer; and an electron transport region between the second electrode and the emission layer, the electron transport region including a charge control layer, wherein the charge control layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2:
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公开(公告)号：US09466803B1
公开(公告)日：2016-10-11
申请号：US14851719
申请日：2015-09-11
发明人： Junghwan Park , Sunhee Lee , Soungyun Mun , Bumsung Lee , Jungwook Lee , Mikyung Kim , Kwanhee Lee
IPC分类号： C07D495/04 , H01L51/00 , C07D491/048 , H01L51/50
CPC分类号： H01L51/0072 , C07D491/04 , C07D491/048 , C07D495/04 , C09K11/02 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1029 , C09K2211/1044 , C09K2211/1092 , C09K2211/185 , H01L51/0052 , H01L51/0058 , H01L51/0067 , H01L51/0071 , H01L51/0073 , H01L51/0074 , H01L51/0085 , H01L51/5016 , Y02E10/549
摘要： Disclosed is a compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer between the first electrode and the second electrode, and an electronic device comprising the organic electric element, wherein the organic material layer comprises the compound of Formula 1 to reduce driving voltage and improve luminous efficiency, and life span.
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公开(公告)号：US20240043462A1
公开(公告)日：2024-02-08
申请号：US18357959
申请日：2023-07-24
发明人： Jihyun Seo , Mikyung Kim , Taiho Park , Haeun Kim , Taehyun Kim
IPC分类号： C07F15/00 , H10K50/125 , H10K85/30 , H10K50/805 , C09K11/06
CPC分类号： C07F15/0086 , H10K50/125 , H10K85/346 , H10K50/805 , C09K11/06
摘要： A 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 an organometallic compound of Formula 1:
wherein Formula 1 is the same as described in the specification. The organometallic compound satisfies at least one of Conditions 1 or 2:
Condition 1
the organometallic compound has a dipole moment of 3 Debye or less; and
Condition 2
the organometallic compound has a horizontal orientation ratio of 90% or more.-
公开(公告)号：US20230200100A1
公开(公告)日：2023-06-22
申请号：US18083369
申请日：2022-12-16
发明人： Hyewon Choi , Sangwon Seo , Mikyung Kim , Sanggyun Kim , Hyejeong Park
CPC分类号： H01L51/5056 , H01L51/5024 , H01L51/0059 , H01L51/006 , H01L51/0071 , H01L51/0067 , H01L51/0072 , H01L51/0073 , H01L51/0074 , H01L51/0061 , H01L51/0064 , H01L51/0052 , H01L51/0054 , H01L51/0077 , H01L51/0087 , H01L51/0085 , H01L51/0088
摘要： A light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer located between the first electrode and the second electrode, wherein the interlayer includes an emission layer and a hole transport region which is located between the first electrode and the emission layer, the hole transport region includes a hole transport layer and a hole transport auxiliary layer which is located between the hole transport layer and the emission layer, the hole transport layer has a single-layered structure or a multi-layered structure, and a refractive index of the hole transport layer is higher than a refractive index of the hole transport auxiliary layer.
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公开(公告)号：US20220238843A1
公开(公告)日：2022-07-28
申请号：US17723065
申请日：2022-04-18
发明人： Mikyung Kim , Sunyoul Lee
IPC分类号： H01L51/52
摘要： A method of manufacturing an organic light emitting diode (OLED) display device includes: providing a substrate including a display area and a non-display area; forming an organic light emitting diode element in the display area; forming a barrier wall around the display area and spaced apart from the organic light emitting diode element; performing a plasma treatment on the substrate on which the organic light emitting diode element is formed; and forming a thin film encapsulation layer for coating the organic light emitting diode element, wherein forming the thin film encapsulation layer includes: forming at least one inorganic layer; and forming at least one organic layer inwardly of the barrier wall.
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