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公开(公告)号：US11139348B2
公开(公告)日：2021-10-05
申请号：US16674050
申请日：2019-11-05
发明人： Soo Dong Kim , Min Ki Nam , Sung Woon Kim , Kyoung Won Park , Su Jin Kim
摘要： A display device is provided. The display device includes a substrate; a light-emitting layer providing first light having a first wavelength; and a light converter disposed on the light-emitting layer, wherein the plurality of pixels include first, second, third, and fourth pixels which includes first and second subpixels, the light converter includes a first wavelength conversion layer and a second wavelength conversion layer disposed in the first pixel and the second pixel, respectively, a light-transmitting layer disposed in the third pixel, and a third wavelength conversion layer disposed in the first subpixel, the first wavelength conversion layer and the second wave length conversion layer include a first wavelength conversion material and a second wavelength conversion material which convert the first light into light having different wavelength, respectively, the third wavelength conversion layer includes the first and second wavelength conversion materials.
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公开(公告)号：US11513385B2
公开(公告)日：2022-11-29
申请号：US16413539
申请日：2019-05-15
发明人： Kyoung Won Park , Min Ki Nam , Sung Woon Kim , Dong Han Song
IPC分类号： G02F1/1335 , H01L27/32
摘要： A color conversion element and a display device including the same are provided. The color conversion element includes: a base substrate in which a first region and a second region are defined; a color conversion layer on the base substrate, in the first region, and including color conversion particles configured to convert a wavelength of incident light; and a color light transmitting layer on the base substrate and in the second region; wherein each of the color conversion particles includes a compound represented by Formula 1 (AmBnXl - - - (1)), where, in Formula 1, A is Cs, Rb, or an alloy thereof; B is at least one of Cu, Sb, Ge, Sn, and Bi, or an alloy thereof; m, n, and l are each an integer of 1 to 9; and X is at least one of F, Cl, Br, and I, or a mixture thereof.
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公开(公告)号：US10329409B2
公开(公告)日：2019-06-25
申请号：US15399153
申请日：2017-01-05
发明人： Baek Hee Lee , Min Ki Nam , Young Min Kim , Kyoung Won Park , Hae Il Park , Ju Ho Kim , Hyoun Woo Kim , Hun Sik Kim , Jong Soo Lee , Hyun Jung Wang
IPC分类号： C08K7/18 , B82Y30/00 , B82Y40/00 , C09K11/02 , C09K11/88 , H01L27/32 , H01L51/00 , H01L51/52 , C08F220/06 , C08F220/14 , C08F222/20 , G02F1/1335 , G02F1/1362 , G02F1/1368
摘要： A photosensitive resin composition according to an example embodiment of the present disclosure includes a quantum dot, a photopolymerizable compound, a photopolymerization initiator, an alkali-soluble resin, and a solvent, wherein the alkali-soluble resin includes at least one of a monomer represented by Formula 1 and a monomer represented by Formula 2:
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公开(公告)号：US10302838B2
公开(公告)日：2019-05-28
申请号：US15349877
申请日：2016-11-11
发明人： Baek Hee Lee , Young Min Kim , Min Ki Nam , Kyoung Won Park , Hae Il Park
IPC分类号： G02F1/1343 , G02F1/1368 , F21V8/00 , G02F1/1335 , G02F1/1333
摘要： A liquid crystal display according to an exemplary embodiment of the present invention includes a display panel and a light assembly configured to provide light to the display panel, wherein the light assembly includes: a light-emitting device configured to emit first light; a light guide positioned to receive the first light; and a quantum dot sheet positioned on the light guide and positioned to receive the first light from the light guide, the quantum dot sheet configured to emit second light responsive to the received first light. The quantum dot sheet includes a nanophosphor and an antioxidant, and the antioxidant includes at least one compound selected from a group including a phenol-based compound, a phosphorus-based compound, and a sulfur-based compound.
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公开(公告)号：US11903229B2
公开(公告)日：2024-02-13
申请号：US17884142
申请日：2022-08-09
发明人： Kyoung Won Park , Sung Woon Kim , Soo Dong Kim , Jin Won Kim , Min Ki Nam
IPC分类号： H10K50/13 , H10K50/125 , H10K50/858 , H10K59/30 , H10K59/35 , H10K59/32 , H10K59/38 , H10K50/82 , H10K50/81 , H01L27/146
CPC分类号： H10K50/13 , H01L27/14621 , H10K50/125 , H10K50/81 , H10K50/82 , H10K50/858 , H10K59/30 , H10K59/32 , H10K59/35 , H10K59/38
摘要： A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.
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公开(公告)号：US11444258B2
公开(公告)日：2022-09-13
申请号：US17148756
申请日：2021-01-14
发明人： Kyoung Won Park , Sung Woon Kim , Soo Dong Kim , Jin Won Kim , Min Ki Nam
摘要： A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.
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公开(公告)号：US11227980B2
公开(公告)日：2022-01-18
申请号：US16542999
申请日：2019-08-16
发明人： Jae Hong Park , Sung Woon Kim , Min Ki Nam , Kyoung Won Park , Dong Han Song
IPC分类号： H01L33/50 , H01L27/15 , H01L33/62 , C09K11/06 , H01L33/24 , H01L33/32 , H01L33/06 , H01L33/44 , H01L27/12
摘要： A display device includes: a substrate; a plurality of pixels on the substrate, and each of the pixels including first to third sub-pixels each including at least one light emitting diode configured to emit light; and a color conversion layer including first to third color conversion patterns respectively corresponding to the first to third sub-pixels, each of the first to third color conversion patterns configured to transmit the light or convert the light into light of a different color. The light emitting diode of each of the first to third sub-pixels is coupled to a first electrode and a second electrode. At least one of the first to third color conversion patterns includes a perovskite compound.
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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：US10705271B2
公开(公告)日：2020-07-07
申请号：US16017936
申请日：2018-06-25
发明人： Soo Dong Kim , Sung Woon Kim , Jang Wi Ryu , Kyoung Won Park
摘要： A display device includes: a display panel; and a color conversion panel overlapping the display panel, wherein the color conversion panel includes a red color conversion layer and a green color conversion layer including a semiconductor nanocrystal, and a transmissive layer; a red color filter overlapping the red color conversion layer; a green color filter overlapping the green color conversion layer; and a blue color filter overlapping the transmissive layer and a light blocking member, and the light blocking member includes at least one of a blue dye and a blue pigment.
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10.发明申请公开(公告)号：US20190371864A1
公开(公告)日：2019-12-05
申请号：US16212285
申请日：2018-12-06
发明人： JIN WON KIM , Sung Woon Kim , Song Yi Kim , Min Ki Nam , Kyoung Won Park
IPC分类号： H01L27/32 , G02F1/1335 , G02F1/1368 , H01L51/52 , H01L51/56
摘要： According to an exemplary embodiment of the present inventive concept, a method of manufacturing a color conversion display panel includes forming a plurality of light blocking members on a substrate to partition a first region, a second region, and a third region. A blue light blocking filter is formed on the substrate of both the first region and the second region. A color conversion layer including quantum dots is formed on the blue light blocking filter. A transmissive layer is formed on the substrate of the third region. Water vapor is supplied to the color conversion layer, and a barrier layer is formed on the color conversion layer and the transmissive layer.
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