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公开(公告)号:US10725340B2
公开(公告)日:2020-07-28
申请号:US15806629
申请日:2017-11-08
发明人: Kyoung Won Park , Baek Hee Lee , Min Ki Nam , Hyeok Jin Lee , Keun Chan Oh , Jae Jin Lyu , Baek Kyun Jeon , Sungjun Koh , Doh Chang Lee
IPC分类号: G02F1/1335 , G02F1/13357 , B82Y20/00 , G02F1/1333 , B82Y40/00 , B82Y30/00 , G03F7/00
摘要: A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.
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公开(公告)号:US11930684B2
公开(公告)日:2024-03-12
申请号:US17337476
申请日:2021-06-03
发明人: Chang Soon Jang , Keun Chan Oh , Gak Seok Lee , Sang Hun Lee , So Yun Lee , Ji Eun Jang
IPC分类号: H10K59/38 , H10K50/842 , H10K50/86 , H10K59/12
CPC分类号: H10K59/38 , H10K50/8428 , H10K50/865 , H10K59/12
摘要: Provided is a display device. The display device includes a first base portion, a second base portion facing the first base portion, a light emitting layer disposed on one surface of the first base portion and emitting first light, a first wavelength conversion pattern disposed on the light emitting layer and converting the first light into second light having a different wavelength from the first light, a first color filter overlapping the first wavelength conversion pattern on one surface of the second base portion and spaced apart from the first wavelength conversion pattern, and an air layer interposed between the first wavelength conversion pattern and the first color filter.
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公开(公告)号:US11042059B2
公开(公告)日:2021-06-22
申请号:US16885771
申请日:2020-05-28
发明人: Taek Joon Lee , Young Gu Kim , Keun Chan Oh , Sun Young Chang , Hye Lim Jang , Baek Kyun Jeon , Jin Soo Jung , Kyung Seon Tak , Jae Jin Lyu , Moon Jung Baek
IPC分类号: G02F1/133 , G02F1/13357 , G02F1/1335 , H01L51/52 , H01L27/32
摘要: Provided are a wavelength conversion layer and a display device. A color conversion element comprises: a wavelength conversion layer; one or more low refractive layers which are disposed on and/or under the wavelength conversion layer and have a lower refractive index than the wavelength conversion layer; and one or more capping layers which are disposed between the wavelength conversion layer and the low refractive layers and/or on a surface opposite to a surface of each of the low refractive layers which faces the wavelength conversion layer.
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公开(公告)号:US10910593B2
公开(公告)日:2021-02-02
申请号:US16275645
申请日:2019-02-14
发明人: Sun Kyu Joo , Byung Chul Kim , In Ok Kim , Keun Chan Oh , Chang Soon Jang , In Seok Song , Gak Seok Lee
摘要: An organic light emitting display device includes: a first substrate; a plurality of pixels on the first substrate, each of the pixels including a corresponding portion of an organic light emitting layer on the first substrate; an encapsulation film on the organic light emitting layer; a protruding pattern layer on the encapsulation film and comprising a plurality of spacers at a boundary between adjacent ones of the pixels; an adhesive layer on the protruding pattern layer; and a second substrate on the adhesive layer.
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公开(公告)号:US10747068B2
公开(公告)日:2020-08-18
申请号:US16390004
申请日:2019-04-22
发明人: Sun Kyu Joo , Keun Chan Oh , Jun Woo Lee , Yun Ho Lee
IPC分类号: G02F1/1335 , G02F1/1333 , G02F1/1343 , G02F1/1362 , G02F1/1339
摘要: A display device includes a first base substrate including a display area and a peripheral area around the display area; a voltage line disposed on the peripheral area of the first base substrate; a protrusion disposed on the voltage line and including a first pattern containing a first color material and a second pattern containing a second color material different from the first color material; a connection electrode disposed on the protrusion and connected with the voltage line; and a light-blocking pattern disposed on the connection electrode and provided with an opening for partially exposing the connection electrode, wherein the protrusion includes a multilayer portion where the first pattern and the second pattern overlap each other and a single-layer portion where the first pattern and the second pattern do not overlap each other, and a lateral surface of the light-blocking pattern, defining the opening, overlaps the single-layer portion.
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公开(公告)号:US10678091B2
公开(公告)日:2020-06-09
申请号:US16143127
申请日:2018-09-26
发明人: Taek Joon Lee , Young Gu Kim , Keun Chan Oh , Sun Young Chang , Hye Lim Jang , Baek Kyun Jeon , Jin Soo Jung , Kyung Seon Tak , Jae Jin Lyu , Moon Jung Baek
IPC分类号: G02F1/133 , G02F1/13357 , G02F1/1335 , H01L51/52 , H01L27/32
摘要: Provided are a wavelength conversion layer and a display device. A color conversion element comprises: a wavelength conversion layer; one or more low refractive layers which are disposed on and/or under the wavelength conversion layer and have a lower refractive index than the wavelength conversion layer; and one or more capping layers which are disposed between the wavelength conversion layer and the low refractive layers and/or on a surface opposite to a surface of each of the low refractive layers which faces the wavelength conversion layer.
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公开(公告)号:US20190119572A1
公开(公告)日:2019-04-25
申请号:US16166162
申请日:2018-10-22
发明人: Sun Young Kwon , Min-Hee Kim , Ji Eun Jang , Il Joon Kang , Jong Ho Son , Keun Chan Oh , Chang-Hun Lee
IPC分类号: C09K19/30 , C09K19/56 , G02F1/1337
摘要: Disclosed is a liquid crystal composition including at least one compound selected from the group consisting of a liquid crystal compound expressed by Formula 1-1 and a liquid crystal compound expressed by Formula 1-2; at least one compound selected from the group consisting of a self-alignment compound expressed by Formula 2-1 and a self-alignment compound expressed by Formula 2-2; and at least one compound selected from the group consisting of a reactive mesogen expressed by Formula 3-1, a reactive mesogen expressed by Formula 3-2, a reactive mesogen expressed by Formula 3-3, a reactive mesogen expressed by Formula 3-4, and a reactive mesogen expressed by Formula 3-5. The liquid crystal composition also has negative dielectric anisotropy.
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8.
公开(公告)号:US10266770B2
公开(公告)日:2019-04-23
申请号:US15410587
申请日:2017-01-19
发明人: Keun Chan Oh , Jun Hyup Lee
IPC分类号: C09K19/56 , G02F1/1337 , G02F1/1341 , C09K19/04
摘要: In an aspect, an liquid crystal display including a first substrate, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first substrate and the second substrate and including liquid crystals, a first alignment polymer, and a second alignment polymer is provided, In an aspect, the first alignment polymer is formed by radiating electromagnetic radiation on a first alignment aid photoreactive in a first wavelength region, the second alignment polymer is formed by radiating electromagnetic radiation on a second alignment aid photoreactive in a second wavelength region, and the first wavelength region and the second wavelength region are different from each other.
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公开(公告)号:US10221358B2
公开(公告)日:2019-03-05
申请号:US15457134
申请日:2017-03-13
发明人: Ji Hong Bae , Sung-Hwan Hong , Keun Chan Oh
IPC分类号: G02F1/1333 , C09K19/34 , C09K19/56 , G02F1/1335 , G02F1/1337
摘要: A liquid crystal composition includes at least one of liquid crystal molecules represented by Chemical Formulas A and B: where in Chemical Formulas A and B, L1 to L4 are each independently —H, —F, —Cl, —OCF3, —CF3, —CH2F, or —CHF2, R1 to R4 are each independently hydrogen, a halogen, a cyano group, a C1-C12 alkyl group, or a C1-C12 alkoxy group, and Z1 to Z4 are each independently a single bond, —O—, —COO—, —OCO—, —CF2O—, —OCF2-, —CH2O—, —OCH2-, —SCH2-, —CH2S—, —CH2CH2-, —C2F4-, —CH2CF2-, —CF2CH2-, —CH2n-, where n is a natural number of 1 to 12, —CH═CH—, —CF═CF—, —CH═CF—, —CF═CH—, —C═C—, or —CH═CHCH2O.
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10.
公开(公告)号:US10062346B2
公开(公告)日:2018-08-28
申请号:US14743650
申请日:2015-06-18
发明人: Joon-Hyung Park , Sun Young Kwon , Min-Hee Kim , Ji Hong Bae , Jong Ho Son , Keun Chan Oh , Kyung Hee Lee , Kang Seob Jeong , Kyung Seon Tak
IPC分类号: G09G3/36 , G09G3/00 , G02F1/1362 , G02F1/1343
CPC分类号: G09G3/3655 , G02F1/13624 , G02F2001/134345 , G09G3/006 , G09G2300/0447 , G09G2300/0469 , G09G2320/0257
摘要: A display device including: a liquid crystal panel assembly including pixels; a data driver applying a data voltage to lines which is connected to the pixels; and a common voltage generator providing voltage to the liquid crystal panel assembly, in which the voltage is an optimal voltage for a maximum grayscale at which a flicker is minimized while a maximum grayscale is applied to the pixels, the data driver applies the data voltage with the minimum grayscale to the data lines so that a negative data voltage with a minimum grayscale is higher than the common voltage by a first voltage level or more, and each of the pixels includes a first subpixel and a second subpixel, and when the data voltage is applied to the pixel, a pixel voltage of the first subpixel and a pixel voltage of the second subpixel are different.
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