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公开(公告)号：US20220131038A1
公开(公告)日：2022-04-28
申请号：US17450060
申请日：2021-10-05
Applicant: Samsung Display Co., Ltd.
Inventor： Do Yeong PARK , Sung Jin LEE , Kyung Bae KIM , Ji Hye LEE
IPC: H01L33/20 , H01L33/36 , H01L25/075
Abstract: A display device including a plurality of pixels, each of the pixels including a first area and a second area and including: a first electrode and a second electrode in the first area; a plurality of light-emitting elements located between the first electrode and the second electrode in the first area; a first insulating layer in the first area and the second area; and a second insulating layer on the first insulating layer, wherein the first insulating layer includes a first opening in the second area, the second insulating layer includes a second opening overlapping the first opening, and a width of the first opening in a first direction is greater than a width of the second opening in the first direction.
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公开(公告)号：US20220013509A1
公开(公告)日：2022-01-13
申请号：US17242132
申请日：2021-04-27
Applicant: Samsung Display Co., Ltd.
Inventor： Ji Hye LEE , Kyung Bae KIM , Min Kyu WOO
Abstract: A display device may include: a substrate including a display area and a non-display area; pixels in the display area, each of the pixels including first to fourth electrodes, and light emitting elements connected with the first to fourth electrodes; first pads in a pad area of the non-display area; first to third lines provided in the non-display area; and a circuit board overlapping with the pad area of the substrate and including second pads electrically connected with the first pads. The first pads may include a 1-1th pad connected to the first line, a 1-2th pad connected to the second line, and a 1-3th pad connected to the third line. An identical driving voltage may be applied to at least two lines of the first to third lines. The first to third lines may apply alignment signals to the first to fourth electrodes.
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公开(公告)号：US20220011487A1
公开(公告)日：2022-01-13
申请号：US17237000
申请日：2021-04-21
Applicant: Samsung Display Co., Ltd.
Inventor： No Kyung PARK , Kyung Bae KIM , Ji Hye LEE
IPC: G02B5/28 , G09G3/32 , H01L25/075
Abstract: 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：US20210399040A1
公开(公告)日：2021-12-23
申请号：US17281500
申请日：2019-06-11
Applicant: Samsung Display Co., Ltd.
Inventor： Chong Chul CHAI , Hyun Joon KIM , Hyun Min CHO , Kyung Bae KIM , Min Jae JEONG
Abstract: A light emitting device comprises: a substrate; a first electrode on the substrate, the first electrode having holes, and having inclined surfaces along the peripheries of the holes; second electrodes on the substrate, each of which is in a respective one of the holes of the first electrode; and light emitting elements between the first electrode and the second electrodes, the light-emitting elements being electrically connected to the first electrode and the second electrodes.
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公开(公告)号：US20210399022A1
公开(公告)日：2021-12-23
申请号：US17339271
申请日：2021-06-04
Applicant: Samsung Display Co., LTD.
Inventor： Do Yeong PARK , No Kyung PARK , Kyung Bae KIM
Abstract: 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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Patent Agency Ranking
公开(公告)号：US20210398480A1
公开(公告)日：2021-12-23
申请号：US17467164
申请日：2021-09-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Min Jae JEONG , Kyung Bae KIM , Chong Chul CHAI , Kyung Hoon CHUNG
IPC: G09G3/32 , H01L33/36 , H01L25/075 , H01L33/62
Abstract: A display device includes a light-emitting diode including a first conductivity-type semiconductor, an active layer, and a second conductivity-type semiconductor; a first voltage line to which a first voltage is applied; a second voltage line to which a second voltage is applied; a first transistor including a source electrode electrically connected to the first voltage line and a drain electrode electrically connected to a first electrode of the light-emitting diode and to the first conductivity-type semiconductor; a second transistor including a drain electrode electrically connected to a gate electrode of the first transistor and a source electrode electrically connected to a data line to apply a data signal; a capacitor electrically connected to the gate electrode of the first transistor and the first electrode; and a third transistor including a source electrode electrically connected to the second voltage line and a drain electrode electrically connected to the first electrode.
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公开(公告)号：US20210320237A1
公开(公告)日：2021-10-14
申请号：US17260963
申请日：2019-02-12
Applicant: Samsung Display Co., Ltd.
Inventor： Kyung Bae KIM , Hyun Joon KIM , Kyung Hoon CHUNG , Mee Hye JUNG , Min Jae JEONG , Jun Ki JEONG
IPC: H01L33/62 , H01L25/075 , H01L33/38
Abstract: A display device comprises a substrate, a semiconductor layer thereon, a first insulating layer on the semiconductor layer, a first conductive layer on the first insulating layer and including a first electrode pattern, a second insulating layer on the first insulating layer and including first and second conductive patterns, a third insulating layer on the second conductive layer, and a display element layer on the third insulating layer and including a first pixel electrode connected to the first conductive pattern through a first via hole, a second pixel electrode connected to the second conductive pattern through a second via hole, and a micro light-emitting element between the pixel electrodes, the first conductive pattern contacting the semiconductor layer through a first contact hole and the first electrode pattern through a second contact hole, and the second conductive pattern overlapping the first electrode pattern to form a first capacitor therewith.
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公开(公告)号：US20210249392A1
公开(公告)日：2021-08-12
申请号：US17021504
申请日：2020-09-15
Applicant: Samsung Display Co., Ltd.
Inventor： Min Kyu WOO , Kyung Bae KIM , Jin Yeong KIM , Chong Chul CHAI
IPC: H01L25/16 , H01L33/62 , H01L25/075
Abstract: A display device includes a substrate. A first electrode, a second electrode, and a third electrode are on the substrate, and are sequentially arranged along a first direction. A first light emitting element is located between the first electrode and the second electrode. A second light emitting element is located between the second electrode and the third electrode. A first contact electrode overlaps the first electrode and one end of the first light emitting element, and is in contact with the first electrode and the one end of the first light emitting element. A second contact electrode overlaps and is in contact with the other end of the first light emitting element. A third contact electrode overlaps and is in contact with the second electrode and the other end of the second light emitting element. The second contact electrode extends while detouring the third contact electrode.
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公开(公告)号：US20190244985A1
公开(公告)日：2019-08-08
申请号：US16262715
申请日：2019-01-30
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Joon KIM , Kyung Bae KIM , Kyung Hoon CHUNG , Mee Hye JUNG
CPC classification number: H01L27/1296 , H01L27/124 , H01L33/387 , H01L2933/0016
Abstract: A method of manufacturing a display device, the method including providing a substrate, forming a first electrode, a second electrode spaced from the first electrode and in a same plane as the first electrode, a first alignment line connected to the first electrode, and a second alignment line connected to the second electrode on the substrate, self-aligning the plurality of light emitting elements by providing a solution containing a plurality of light emitting elements on the substrate, removing the first alignment line and the second alignment line from the substrate on which the plurality of light emitting elements are self-aligned, forming a first contact electrode electrically connecting one end of each light emitting element to the first electrode, and forming a second contact electrode electrically connecting an other end of each light emitting element to the second electrode.
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公开(公告)号：US20180081217A1
公开(公告)日：2018-03-22
申请号：US15610142
申请日：2017-05-31
Applicant: Samsung Display Co. Ltd.
Inventor： Hyun Joon KIM , Kyung Bae KIM , Il Gon KIM
IPC: G02F1/1368 , G02F1/1333 , G02F1/1335
CPC classification number: G02F1/1368 , G02F1/133345 , G02F1/133512 , G02F1/133536 , G02F1/1362 , G02F1/136227 , G02F1/136286 , G02F2001/133548 , G02F2001/133565 , G02F2001/136222 , G02F2201/123 , G02F2201/52 , G02F2203/055
Abstract: A provided is a display device. The display device in which a plurality of pixels comprising a first pixel for displaying a first color is defined, the display device comprises: an insulating substrate; and a color adjustment pattern which is disposed in a first pixel on the insulating substrate, emits incident light by adjusting the color of the incident light, and has a first stepped portion formed on at least a part of an edge.
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