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公开(公告)号：US20240147819A1
公开(公告)日：2024-05-02
申请号：US18358486
申请日：2023-07-25
发明人： Kihyun Kim , Hyunsang Seo , Younggil Park
CPC分类号： H10K59/8791 , H10K59/40 , H10K59/873
摘要： A display device includes a substrate, a display element on the substrate, the display element including a pixel electrode, an emission layer, and an opposite electrode, a functional layer on the display element, and a thin-film encapsulation layer on the functional layer, wherein the functional layer includes a plurality of grains and a grain boundary between the plurality of grains.
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公开(公告)号：US20230413617A1
公开(公告)日：2023-12-21
申请号：US18170204
申请日：2023-02-16
发明人： Dongyeon Cho , Kihyun Kim , Younggil Park
IPC分类号： H10K59/124 , H10K59/12 , H10K59/121 , H10K59/131
CPC分类号： H10K59/124 , H10K59/1201 , H10K59/1213 , H10K59/1216 , H10K59/131
摘要： A display apparatus includes a thin film transistor including a semiconductor pattern including an oxide semiconductor and a gate electrode overlapping the semiconductor pattern, a first interlayer insulating layer on the semiconductor pattern and the gate electrode, and a connection electrode on the first interlayer insulating layer and contacting the semiconductor pattern through a contact hole penetrating the first interlayer insulating layer, wherein the connection electrode entirely covers the gate electrode in a plan view, and an end portion of the gate electrode is spaced apart from the contact hole by a first distance.
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公开(公告)号：US20230171989A1
公开(公告)日：2023-06-01
申请号：US17984812
申请日：2022-11-10
发明人： Kihyun Kim , Younggil Park
CPC分类号： H01L51/5253 , H01L27/3276 , H01L27/322 , H01L27/3262 , H01L27/124
摘要： A display apparatus includes: a substrate including a display area, and a peripheral area outside the display area; a display element at the display area; a dam at the peripheral area; a supporter at the peripheral area outside of the dam; and an encapsulation layer on the display element. The encapsulation layer includes: a first inorganic encapsulation layer; a second inorganic encapsulation layer; and an organic encapsulation layer between the first inorganic encapsulation layer and the second inorganic encapsulation layer, and at least one of the first inorganic encapsulation layer and the second inorganic encapsulation layer covers at least a portion of an upper surface of the supporter.
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公开(公告)号：US11605687B2
公开(公告)日：2023-03-14
申请号：US17319580
申请日：2021-05-13
发明人： Seokkyu Han , Younggil Park , Jeonghun Kwak , Kihyun Kim , Sungwook Woo , Sunwoo Lee , Huiyeon Choe
IPC分类号： H01L27/14 , H01L27/32 , H01L27/12 , H01L29/786
摘要： The display apparatus includes a substrate, a first active layer disposed on the substrate, a first gate layer disposed on a layer covering the first active layer, the first gate layer including a first gate electrode, a second gate layer disposed on a layer covering the first gate layer, the second gate layer including an initialization line including a first part of a second electrode; a second active layer disposed on a layer covering the second gate layer, the second active layer including a second active region overlapping the first part of the second electrode; a third gate layer disposed on a layer covering the second active layer, the third gate layer including a second part of the second electrode overlapping the second active region; and a first source/drain layer disposed on a layer covering the third gate layer, the first source/drain layer including a first connection line.
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公开(公告)号：US11469385B2
公开(公告)日：2022-10-11
申请号：US16795244
申请日：2020-02-19
发明人： Jinhwan Choi , Kihyun Kim , Taean Seo
摘要： A flexible display and a method of manufacturing the same are disclosed. In one aspect, the method includes forming a sacrificial metal layer over a support substrate, the sacrificial metal layer formed of a metal material, and forming a barrier layer over the sacrificial metal layer, the barrier layer formed of an organic material. The method also includes exposing the sacrificial metal layer to oxygen so as to form a sacrificial metal oxide layer, forming a display unit over the barrier layer, and separating the barrier layer from the support substrate.
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公开(公告)号：US09941474B2
公开(公告)日：2018-04-10
申请号：US14849371
申请日：2015-09-09
发明人： Sunho Kim , Hyunwoo Koo , Kihyun Kim , Jeongho Kim , Taewoong Kim , Yeongon Mo
CPC分类号： H01L51/003 , H01L27/323 , H01L51/5253 , H01L51/56 , H01L2227/323 , H01L2227/326
摘要： A method of manufacturing an OLED display is disclosed. In one aspect, the method includes providing a donor substrate including a material formed on one surface thereof and heating the material so as to form a barrier thin-film on the donor substrate. The method also includes providing an acceptor substrate and a substrate attached to the acceptor substrate, forming an OLED unit over the substrate, bonding the OLED unit and the barrier thin-film together, and irradiating a laser beam on the barrier thin-film so as to delaminate the donor substrate from the barrier thin-film.
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公开(公告)号：US20180047921A1
公开(公告)日：2018-02-15
申请号：US15795117
申请日：2017-10-26
发明人： Taean Seo , Kihyun Kim , Jinhwan Choi
CPC分类号： H01L51/0097 , H01L51/003 , H01L51/5253 , H01L51/56 , H01L2227/326 , H01L2251/5338 , Y02E10/549 , Y02P70/521
摘要： A flexible display and a method of manufacturing the same are disclosed. In one aspect, the method includes forming a sacrificial layer on a support substrate, wherein the sacrificial layer includes a plurality of patterns continuously formed thereon and a plurality of grooves formed between the patterns. The method also includes forming a display unit on the sacrificial layer, dissolving and removing the sacrificial layer with water and separating the display unit from the support substrate.
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公开(公告)号：US20240324291A1
公开(公告)日：2024-09-26
申请号：US18613430
申请日：2024-03-22
发明人： Ran Kim , Kihyun Kim
IPC分类号： H10K59/121 , H01L29/786 , H10K59/131
CPC分类号： H10K59/1213 , H01L29/78693 , H10K59/1216 , H10K59/131
摘要： A display device includes a transistor including a semiconductor layer and a gate electrode overlapping a channel area of the semiconductor layer and a storage capacitor electrically connected to the transistor, the storage capacitor including a first capacitor electrode disposed below the semiconductor layer, a second capacitor electrode disposed on the first capacitor electrode, and a third capacitor electrode disposed on the second capacitor electrode, the second capacitor electrode includes a lower layer, the lower layer and the semiconductor layer being disposed on a same layer, an intermediate layer disposed on the lower layer, and an upper layer disposed on the intermediate layer, and the upper layer of the second capacitor electrode includes an amorphous conductive oxide.
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公开(公告)号：US11605802B2
公开(公告)日：2023-03-14
申请号：US17231574
申请日：2021-04-15
发明人： Kihyun Kim , Younggil Park , Hyunsu Son , Huiyeon Choe
摘要： A display apparatus includes a substrate, a pixel layer arranged over the substrate and including a plurality of display elements, an encapsulation member sealing the pixel layer, and a refractive layer arranged on the encapsulation layer and including a first refractive layer and a second refractive layer. The first refractive layer includes openings that correspond to the plurality of display elements, and the second refractive layer includes high refractive particles. The second refractive layer includes a first layer and a second layer, the first layer includes the high refractive particles dispersed in a first concentration, and the second layer includes the high refractive particles dispersed in a second concentration different from the first concentration.
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公开(公告)号：US20220173186A1
公开(公告)日：2022-06-02
申请号：US17382425
申请日：2021-07-22
发明人： Jaebum Han , Younggil Park , Moonsung Kim , Jaisun Kyoung , Kihyun Kim , Sooim Jeong
IPC分类号： H01L27/32
摘要： Provided are a display apparatus with improved display quality and a method of manufacturing the same, the display apparatus including: a substrate including a first base layer, a second base layer arranged over the first base layer, and a first barrier layer disposed between the first base layer and the second base layer; a first thin-film transistor arranged over the substrate and including a first semiconductor layer and a first gate electrode, wherein the first barrier layer includes a first sub-layer and a second sub-layer disposed on the first sub-layer, the first sub-layer including an inorganic material and the second sub-layer including amorphous silicon and crystallized silicon.
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