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公开(公告)号:US20240026222A1
公开(公告)日:2024-01-25
申请号:US18021740
申请日:2020-10-08
发明人: Sunyoung KWON , Wanki BAE , Hakjune LEE , Youngsoo KWON , Keunchan OH , Hyeokjin LEE , Junhyuk CHANG
CPC分类号: C09K11/883 , H01L33/06 , H01L33/28 , B82Y20/00
摘要: A semiconductor nanoparticle includes a cluster consisting of a first semiconductor compound, a core covering at least a portion of the surface of the cluster and including a second semiconductor compound, and a shell covering at least a portion of the surface of the core and including a third semiconductor compound. The first semiconductor compound and the third semiconductor compound each include zinc (Zn), the second semiconductor compound includes Zn, tellurium (Te), and selenium (Se), the first semiconductor compound and the second semiconductor compound are different from each other, and the second semiconductor compound and the third semiconductor compound are different from each other.
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公开(公告)号:US20220064527A1
公开(公告)日:2022-03-03
申请号:US17365887
申请日:2021-07-01
发明人: Sunyoung KWON , Wan Ki BAE , Donghyo HAHM , Keunchan OH , Hyeokjin LEE , Seong-Pil HUH
摘要: A quantum dot includes a first core layer and a shell layer surrounding the first core layer, wherein a difference in lattice constants between the first core layer and the shell layer is controlled to be 3% or less. The quantum dot according to an embodiment may be applied to a light emitting element and a display device, thereby providing improved luminous efficiency.
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公开(公告)号:US20180356666A1
公开(公告)日:2018-12-13
申请号:US15867936
申请日:2018-01-11
发明人: Keunchan OH , Sun-kyu JOO , Donghan SONG
IPC分类号: G02F1/1339 , G02F1/1343 , G02F1/1368 , G02F1/1333 , G02F1/1337 , G02F1/1362
CPC分类号: G02F1/13394 , G02F1/133345 , G02F1/1337 , G02F1/134309 , G02F1/136286 , G02F1/1368 , G02F2001/13398 , G02F2001/136222 , G02F2201/121 , G02F2201/123
摘要: A display device includes a plurality of color filters that is disposed on a first base substrate and in pixel regions arranged in a matrix shape, a plurality of driving electrodes that is disposed on the color filters, a plurality of transistors that is provided on the first base substrate and in a non-pixel region between adjacent pixel regions in a second direction and is connected to the driving electrodes, a plurality of blocking column spacers that is provided below a second base substrate and in the non-pixel region between the adjacent pixel regions in the second direction and extending in a first direction, and a plurality of dummy color filters that is provided in a single-layered structure on the transistors. The dummy color filters that has a less number than that of the transistors support the blocking column spacers.
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公开(公告)号:US20150138493A1
公开(公告)日:2015-05-21
申请号:US14603985
申请日:2015-01-23
发明人: Jihong BAE , Kyungmin KIM , Min-Jae KIM , Min-Hee KIM , Euna KIM , Joon-Hyung PARK , Keunchan OH , Jinhyeong LEE
IPC分类号: C09K19/30 , G02F1/1337
CPC分类号: C09K19/3003 , C09K19/52 , C09K2019/122 , C09K2019/123 , C09K2019/124 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , G02F1/133711 , G02F1/133788 , G02F2001/133726 , Y10T428/10 , Y10T428/1036
摘要: A liquid crystal display device includes a first substrate, a second substrate facing the first substrate, and a liquid crystal layer between the first and second substrates. The liquid crystal layer includes a liquid crystal composition including an alkenyl liquid crystal and an antioxidant component including at least one selected from an antioxidant and a derivative thereof. In an embodiment, the antioxidant component is present in an amount of greater than 0 ppm and equal to or less than about 10,000 ppm relative to the total weight of the liquid crystal composition.
摘要翻译: 液晶显示装置包括第一基板,面对第一基板的第二基板和第一基板与第二基板之间的液晶层。 液晶层包括含有烯基液晶的液晶组合物和包含选自抗氧化剂及其衍生物中的至少一种的抗氧化成分。 在一个实施方案中,相对于液晶组合物的总重量,抗氧化成分的存在量大于0ppm且等于或小于约10,000ppm。
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公开(公告)号:US20200303465A1
公开(公告)日:2020-09-24
申请号:US16776355
申请日:2020-01-29
发明人: Sun-kyu JOO , Keunchan OH , Byung-Chul KIM , lnok KIM , Jaemin SEONG , Gakseok LEE , Jieun JANG , lnseok SONG , Chang-Soon JANG
摘要: A display panel includes an upper display substrate including pixel areas arranged in each of pixel columns and a light blocking area and a lower display substrate including display elements respectively overlapping the pixel areas. The upper display substrate includes a base substrate, a color filter layer, and a light control layer including transmission portions overlapping first pixel areas arranged in a first pixel column and first conversion portions overlapping second pixel areas arranged in a second pixel column, and a barrier layer including first barriers disposed between the first conversion portions and the transmission portions and first sub-barriers disposed between adjacent first conversion portions. A first shortest distance from the base substrate to a lower surface of each of the first barriers is equal to a second shortest distance from the base substrate to a lower surface of each of the first sub-barriers.
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公开(公告)号:US20180151136A1
公开(公告)日:2018-05-31
申请号:US15826193
申请日:2017-11-29
发明人: Keunchan OH , Donghan SONG , Sunkyu JOO
IPC分类号: G09G3/36
CPC分类号: G09G3/3614 , G09G3/2074 , G09G3/3607 , G09G3/3677 , G09G3/3688 , G09G2300/0426 , G09G2300/0443 , G09G2320/0247
摘要: A display device capable of improving visibility and minimizing a flickering phenomenon is disclosed. The display device includes: first, second, and third pixels arranged in a matrix form and each including a first sub-pixel and a second sub-pixel; a first gate line extending along an upper side of the first sub-pixel in a plan view; a second gate line extending along a lower side of the second sub-pixel in the plan view; and a plurality of first, second, and third data lines crossing the first and second gate lines and arranged alternately along a row direction. The first sub-pixel included in each of the first, second, and third pixels is connected to the first gate line, the second sub-pixel included in each of the first, second, and third pixels is connected to the second gate line. The first sub-pixel included in the first pixel is connected to one first data line, the second sub-pixel included in the first pixel and the first sub-pixel included in the second pixel are connected to one second data line, the second sub-pixel included in the second pixel and the first sub-pixel included in the third pixel are connected to one third data line, and the second sub-pixel included in the third pixel is connected to another first data line.
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公开(公告)号:US20210327963A1
公开(公告)日:2021-10-21
申请号:US17087157
申请日:2020-11-02
发明人: Gak Seok LEE , Keunchan OH , Byung-Chul KIM , Jang Wi RYU , Inseok SONG , Halim Jl
摘要: A display device includes: a substrate; a color filter layer disposed below the substrate; a color control layer disposed below the color filter layer; and an optical auxiliary layer disposed between the substrate and the color filter layer and having a base portion and a plurality of recess portions, the plurality of recess portion defined in the base portion and recessed in a direction toward the substrate, wherein an average refractive index of the optical auxiliary layer is greater than or equal to an average refractive index of the substrate and is less than or equal to an average refractive index of the color filter layer.
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公开(公告)号:US20210320155A1
公开(公告)日:2021-10-14
申请号:US17356308
申请日:2021-06-23
发明人: Sun-Kyu JOO , Keunchan OH , Byung-Chul KIM , Inok KIM , Gak Seok LEE , Jieun JANG , Inseok SONG , Chang-Soon JANG
摘要: A display device includes: a first base layer; a circuit element layer on the first base layer; a pixel definition layer on the circuit element layer and comprising a plurality of light-emitting openings which are spaced apart from each other and define a plurality of light-emitting regions; a second base layer spaced apart from and facing the first base layer; a light-shielding layer on the second base layer and comprising a plurality of openings respectively overlapping the light-emitting regions, wherein on a plane of the first base layer, shapes of first to third openings along one direction among the openings are different from each other.
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公开(公告)号:US20240215414A1
公开(公告)日:2024-06-27
申请号:US18229529
申请日:2023-08-02
发明人: Sunkyu JOO , Sunyoung KWON , Sangji PARK , Jaecheol PARK , Keunchan OH , Dokyung YOUN , Songee LEE , Wooman JI , Youyoung JIN , Taehyung HWANG
IPC分类号: H10K59/80 , H10K59/12 , H10K59/122 , H10K59/38
CPC分类号: H10K59/8792 , H10K59/1201 , H10K59/122 , H10K59/38
摘要: A display apparatus includes a first substrate, first to third light-emitting elements disposed over the first substrate and each including a first-color emission layer and a second-color emission layer, a second substrate disposed over the first substrate, a bank disposed on a lower surface of the second substrate facing the first substrate, where first to third bank openings is defined through the bank to overlap the first to third light-emitting elements, a first to third color filter layers disposed between the bank and the second substrate and overlapping the first to third light-emitting elements, a quantum-dot layer disposed in the third bank opening to overlap the third light-emitting element, and a spacer disposed on a lower surface of the bank facing the first substrate and including a same material as a material of the quantum-dot layer.
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公开(公告)号:US20230378401A1
公开(公告)日:2023-11-23
申请号:US18113340
申请日:2023-02-23
发明人: Jieun JANG , Inok KIM , Chansu KIM , Keunchan OH , Gakseok LEE , Sanghun LEE , Soyun LEE , Changsoon JANG
IPC分类号: H01L33/50 , H01L25/075
CPC分类号: H01L33/505 , H01L25/0753
摘要: A display apparatus includes: a first sub-pixel, a second sub-pixel, and a third sub-pixel, which emit light of different colors from one another; light-emitting diodes corresponding to the first sub-pixel, the second sub-pixel, and the third sub-pixel, respectively; a functional layer arranged in a light-emitting direction of the light-emitting diodes and including a first quantum dot layer corresponding to an emission area of the first sub-pixel and a second quantum dot layer corresponding to an emission area of the second sub-pixel; and a light absorption layer disposed between the light-emitting diodes and the functional layer. At least a portion of the light absorption layer is disposed between the light-emitting diode corresponding to the first sub-pixel and the first quantum dot layer, the first sub-pixel is a red sub-pixel, and the light absorption layer includes a pigment or a dye absorbing red light.
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