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公开(公告)号：US11855122B2
公开(公告)日：2023-12-26
申请号：US17196869
申请日：2021-03-09
发明人： Do Yeong Park , Kyung Bae Kim , No Kyung Park
CPC分类号： H01L27/156 , H01L33/387 , H01L33/62
摘要： A display device includes subpixels comprising a plurality of first type subpixels and a plurality of second type subpixels, a plurality of electrodes, each comprising an electrode stem portion and at least one electrode protrusion portion, a plurality of light emitting elements having a shape of extending in one direction and disposed on the electrode stem portion of the one electrode and the electrode protrusion portion of the other electrode, and a plurality of first contact electrodes contacting a first end of the light emitting elements and a plurality of second contact electrodes contacting a second end of the light emitting elements, wherein the light emitting elements comprise first type light emitting elements and second type light emitting elements, and the first ends of the first type light emitting elements and the second type light emitting elements face in opposite directions.
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公开(公告)号：US11730031B2
公开(公告)日：2023-08-15
申请号：US17243544
申请日：2021-04-28
发明人： Ji Hye Lee , Kyung Bae Kim , No Kyung Park
IPC分类号： H01L21/00 , H10K59/131 , H10K59/121 , H10K59/122
CPC分类号： H10K59/131 , H10K59/121 , H10K59/122
摘要： A display device comprises a pixel which comprises emission areas, a first voltage wiring and a second voltage wiring, which are outside the emission areas of the pixel and extend in a first direction and a second direction crossing the first direction, first electrodes and second electrodes which are respectively in the emission areas and extend in one direction, light emitting elements which are on the first and second electrodes, first contact electrodes which contact the first electrodes and the light emitting elements, and second contact electrodes which contact the second electrodes and the light emitting elements, and a first electrode line which overlaps the first voltage wiring and is outside the emission areas and a second electrode line which overlaps the second voltage wiring and is outside the emission areas, wherein each of the first electrodes and the first electrode line is electrically connected to the first voltage wiring, and each of the second electrodes and the second electrode line is electrically connected to the second voltage wiring.
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公开(公告)号：US12100699B2
公开(公告)日：2024-09-24
申请号：US17476948
申请日：2021-09-16
发明人： Kyung Bae Kim , No Kyung Park , Chong Chul Chai , Do Yeong Park
CPC分类号： H01L25/167 , H01L33/38 , H01L33/62
摘要： A display device includes a first electrode extended in a first direction, a second electrode spaced apart from the first electrode in a second direction and extended in the first direction, a first insulating layer on the first and second electrodes, light-emitting elements on the first insulating layer, each having at least an end disposed on the first electrode or the second electrode, a second insulating layer disposed on the light-emitting elements and extended in the first direction, and a first connection electrode disposed on the first electrode and electrically contacting the light-emitting elements, a second connection electrode disposed on the second electrode and electrically contacting the light-emitting elements. Each of the first and second connection electrodes includes a main portion electrically contacting the light-emitting elements, and a subsidiary portion having a width smaller than a width of the main portion and electrically connected to the main portion.
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公开(公告)号：US12015047B2
公开(公告)日：2024-06-18
申请号：US17210959
申请日：2021-03-24
发明人： No Kyung Park , Kyung Bae Kim , Do Yeong Park
CPC分类号： H01L27/156 , H01L33/382 , H01L33/505 , H01L33/62
摘要： A display device includes pixels including subpixels, electrodes spaced apart from each other in a first direction, extending in a second direction, and disposed in the subpixels, light emitting elements in the subpixels and on the electrodes, and contact electrodes electrically contacting the light emitting elements and the electrodes. The subpixels each includes an emission area including the light emitting elements, and a sub area spaced apart from the emission area. The pixels each includes a first subpixel including a first emission area and a sub area on a first side of the first emission area, and a second subpixel which is disposed on a first side of the first subpixel and includes a second emission area and a sub area disposed on a second side of the second emission area. The sub area of the second subpixel is disposed side by side with the first emission area.
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公开(公告)号：US11961847B2
公开(公告)日：2024-04-16
申请号：US18332201
申请日：2023-06-09
发明人： No Kyung Park , Kyung Bae Kim , Min Kyu Woo
CPC分类号： H01L27/1244 , H01L25/167 , H01L33/44
摘要： A display device includes pixels disposed in a display area and including first and second pixels that are adjacent to each other in a first direction, and a first integrated bank pattern disposed between the first and second pixels. Each of the pixels includes a first electrode and a second electrode that are spaced apart from each other along the first direction in a light emitting area and extend in a second direction, a first bank pattern portion overlapping the first electrode, and a second bank pattern portion overlapping the second electrode. The first integrated bank pattern includes a second bank pattern portion disposed at the first pixel, a first bank pattern portion disposed at the second pixel, and a protrusion extending in the second direction in a boundary area between the first pixel and the second pixel.
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公开(公告)号：US11550087B2
公开(公告)日：2023-01-10
申请号：US17237000
申请日：2021-04-21
发明人： No Kyung Park , Kyung Bae Kim , Ji Hye Lee
IPC分类号： G02B5/28 , G09G3/32 , H01L25/075
摘要： The display device may include a substrate; at least one pixel along a first direction on the substrate and including first, second, and third emission areas, in each of which a plurality of light emitting elements are provided; a light blocking pattern corresponding to an area between the first to third emission areas; and a color filter layer including a first color filter pattern provided on the first emission area, a second color filter pattern provided on the second emission area, and a third color filter pattern provided on the third emission area. Here, the pixel may include a first storage capacitor, a second storage capacitor, and a third storage capacitor on the substrate and corresponding to one of the first to third color filter patterns.
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公开(公告)号：US12095009B2
公开(公告)日：2024-09-17
申请号：US17448157
申请日：2021-09-20
发明人： Do Yeong Park , No Kyung Park , Chong Chul Chai
CPC分类号： H01L33/382 , H01L27/156 , H01L33/62
摘要： A display device may include a pixel. The pixel may include: an emission area, a non-emission area, and a split area spaced from the emission area with the non-emission area interposed therebetween; a first pattern and a second pattern spaced from each other in a first direction, and each extending in a second direction; a first light emitting element aligned between the first and second patterns; a first electrode connected to a first end of the first light emitting element; a second electrode connected to a second end of the first light emitting element; a bank located in the non-emission area and defining the emission area and the split area; and an insulating pattern located between the first and second electrodes and overlapping the first light emitting element. Only two of the first pattern, the bank, and the insulating pattern may overlap each other.
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公开(公告)号：US11894414B2
公开(公告)日：2024-02-06
申请号：US17395012
申请日：2021-08-05
发明人： Jin Seon Kwak , No Kyung Park , Kyung Bae Kim , Ji Hye Lee
CPC分类号： H01L27/156 , H01L25/00
摘要： A display device may include a substrate including pixels; a first bank that defines an emission area of the pixels; a first electrode and a second electrode spaced apart from each other in the emission area; a first insulating layer disposed on the first electrode and the second electrode; light emitting elements disposed on the first insulating layer between the first electrode and the second electrode; a second insulating layer disposed on the first bank; a first opening passing through the first insulating layer; and a second opening passing through the second insulating layer. The first opening and the second opening may overlap the first bank.
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公开(公告)号：US11830885B2
公开(公告)日：2023-11-28
申请号：US17339271
申请日：2021-06-04
发明人： Do Yeong Park , No Kyung Park , Kyung Bae Kim
CPC分类号： H01L27/1244 , H01L25/167 , H01L27/124 , H01L27/1255 , H01L24/24 , H01L24/82 , H01L2224/24147 , H01L2224/82143 , H01L2924/12041 , H01L2924/1426
摘要： A display device includes a first voltage line disposed on a substrate, a first power supply voltage being applied to the first voltage line, a buffer layer disposed on the first voltage line, a first transistor including a semiconductor pattern disposed on the buffer layer, a first insulating layer disposed on the semiconductor pattern of the first transistor, a first capacitor electrode disposed on the first insulating layer, a second insulating layer disposed on the first capacitor electrode, and a first electrode and a second electrode disposed on the second insulating layer and spaced apart from each other, wherein the second electrode is electrically connected to the first voltage line, and the first voltage line overlaps the first capacitor electrode in a thickness direction of the substrate.
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公开(公告)号：US11721706B2
公开(公告)日：2023-08-08
申请号：US17324634
申请日：2021-05-19
发明人： No Kyung Park , Kyung Bae Kim , Min Kyu Woo
CPC分类号： H01L27/1244 , H01L25/167 , H01L33/44
摘要： A display device includes pixels disposed in a display area and including first and second pixels that are adjacent to each other in a first direction, and a first integrated bank pattern disposed between the first and second pixels. Each of the pixels includes a first electrode and a second electrode that are spaced apart from each other along the first direction in a light emitting area and extend in a second direction, a first bank pattern portion overlapping the first electrode, and a second bank pattern portion overlapping the second electrode. The first integrated bank pattern includes a second bank pattern portion disposed at the first pixel, a first bank pattern portion disposed at the second pixel, and a protrusion extending in the second direction in a boundary area between the first pixel and the second pixel.
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