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公开(公告)号：US11411044B2
公开(公告)日：2022-08-09
申请号：US16338449
申请日：2018-09-21
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Min Cho , Dae Hyun Kim , Jin Oh Kwag , Dong Hyun Kim , Keun Kyu Song , Hyun Deok Im , Sung Chan Jo
Abstract: A display device comprises a first electrode, a second electrode disposed to be spaced apart from the first electrode and face the first electrode, a first insulating layer disposed to cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer and exposing at a part of a region where the first electrode and the second electrode overlaps the first insulating layer and at least one light emitting element on the exposed first insulating layer between the first electrode and the second electrode, wherein the second insulating layer includes at least one opening exposing the first insulating layer and disposed to be spaced apart from each other on a region where the first electrode and the second electrode face each other, and a bridge portion between the openings, and the light emitting element is disposed on the opening.
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公开(公告)号：US11127914B2
公开(公告)日：2021-09-21
申请号：US16903278
申请日：2020-06-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyun Deok Im , Jong Hyuk Kang , Dae Hyun Kim , Joo Yeol Lee , Chi O Cho , Hyun Min Cho
IPC: H01L51/50 , H01L25/075 , H01L51/05 , H01L51/52 , H01L27/32 , H01L33/62 , F21Y107/00
Abstract: A light emitting device includes a plurality of unit light emitting regions on a substrate. At least one of the unit light emitting regions includes at least one pair of first and second electrodes that are spaced apart, at least one first bar-type LED in a first layer on the substrate, and at least one second bar-type LED in a second layer on the substrate. At least one of the first bar-type LED or the second bar-type LED is electrically connected between the first electrode and the second electrode.
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公开(公告)号：US11088197B2
公开(公告)日：2021-08-10
申请号：US16881788
申请日：2020-05-22
Applicant: Samsung Display Co., Ltd.
Inventor： Jong Hyuk Kang , Hyun Min Cho , Dae Hyun Kim , Joo Yeol Lee , Hyun Deok Im
Abstract: A light-emitting device includes: a substrate; a unit light-emitting area disposed on the substrate; first and second electrodes disposed in the unit light-emitting area to be separated from each other; a plurality of rod-shaped LEDs disposed between the first and second electrodes; a reflective contact electrode disposed on opposite ends of the rod-shaped LEDs to electrically connect the rod-shaped LEDs to the first and second electrodes; and a light-transmitting structure disposed between the first and second electrodes and extending to cross the rod-shaped LEDs.
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公开(公告)号：US11004892B2
公开(公告)日：2021-05-11
申请号：US16275794
申请日：2019-02-14
Applicant: Samsung Display Co., Ltd.
Inventor： Dong Uk Kim , Hyun Min Cho , Keun Kyu Song , Dae Hyun Kim , Jung Hong Min , Seung A Lee , Hyung Rae Cha
Abstract: A display device includes a first pixel and a second pixel; a light emitting layer; a color conversion layer on the light emitting layer; and a color filter layer on the color conversion layer, the light emitting layer including one or more light emitting elements in the first pixel and the second pixel, the color conversion layer including a first color conversion layer in the first pixel and a second color conversion layer in the second pixel. The color filter layer includes a first color filter layer in the first pixel and a second color filter layer in the second pixel, the light emitting elements capable of emitting a first light having a first wavelength, each of the first color conversion layer and the second color conversion layer including first color conversion particles and second color conversion particles.
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公开(公告)号：US10937369B2
公开(公告)日：2021-03-02
申请号：US16681265
申请日：2019-11-12
Applicant: Samsung Display Co., Ltd.
Inventor： Chul Kyu Kang , Dae Hyun Kim , Sung Hwan Kim , Soo Hee Oh , Dong Sun Lee , Sang Moo Choi
IPC: G09G3/3258
Abstract: Provided herein may be a stage and an emission control driver having the same. The stage may include an output unit configured to supply a voltage of a first or second power supply to a first output terminal depending on voltages of first and second nodes, an input unit configured to control the voltages of the second node and a third node, a first signal processing unit configured to control the voltage of the first node, and supply a voltage corresponding to the first node to a second output terminal, a second signal processing unit including a second capacitor coupled between the third node and a fifth node, the second signal processing unit being configured to control the voltage of the first node, and control a potential difference between opposite terminals of the second capacitor, and a third signal processing unit configured to control the voltage of the second node.
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Patent Agency Ranking
66.发明授权公开(公告)号：US10862000B2
公开(公告)日：2020-12-08
申请号：US16274109
申请日：2019-02-12
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jung Hong Min , Dae Hyun Kim , Seung A Lee , Hyun Min Cho , Jong Hyuk Kang , Dong Uk Kim , Hyun Deok Im , Hyung Rae Cha
IPC: H01L33/00 , H01L27/15 , H01L33/32 , H01L21/302
Abstract: A light emitting element, a method of manufacturing a light emitting element, and a display device including a light emitting element are provided. A method of manufacturing a light emitting element includes: preparing a lower panel including a substrate and a first sub conductive semiconductor layer on the substrate; forming a first mask layer including at least one mask pattern on at least a part of the lower panel to be spaced apart from each other and an opening region in which the mask patterns are spaced apart from each other; laminating a first conductive semiconductor layer, an active material layer, and a second conductive semiconductor layer on the first mask layer to form an element laminate; etching the element laminate in a vertical direction to form an element rod; and removing the mask pattern to separate the element rod from the lower panel.
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公开(公告)号：US10714701B2
公开(公告)日：2020-07-14
申请号：US16273694
申请日：2019-02-12
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyun Deok Im , Jong Hyuk Kang , Dae Hyun Kim , Joo Yeol Lee , Chi O Cho , Hyun Min Cho
IPC: H01L51/50 , H01L33/62 , H01L25/075 , H01L51/05 , H01L51/52 , H01L27/32 , F21Y107/00
Abstract: A light emitting device includes a plurality of unit light emitting regions on a substrate. At least one of the unit light emitting regions includes at least one pair of first and second electrodes that are spaced apart, at least one first bar-type LED in a first layer on the substrate, and at least one second bar-type LED in a second layer on the substrate. At least one of the first bar-type LED or the second bar-type LED is electrically connected between the first electrode and the second electrode.
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公开(公告)号：US10665633B2
公开(公告)日：2020-05-26
申请号：US16389200
申请日：2019-04-19
Applicant: Samsung Display Co., Ltd.
Inventor： Jong Hyuk Kang , Hyun Min Cho , Dae Hyun Kim , Joo Yeol Lee , Hyun Deok Im
Abstract: A light-emitting device includes: a substrate; a unit light-emitting area disposed on the substrate; first and second electrodes disposed in the unit light-emitting area to be separated from each other; a plurality of rod-shaped LEDs disposed between the first and second electrodes; a reflective contact electrode disposed on opposite ends of the rod-shaped LEDs to electrically connect the rod-shaped LEDs to the first and second electrodes; and a light-transmitting structure disposed between the first and second electrodes and extending to cross the rod-shaped LEDs.
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公开(公告)号：US10580946B2
公开(公告)日：2020-03-03
申请号：US16440906
申请日：2019-06-13
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Deok Im , Jong Hyuk Kang , Dae Hyun Kim , Joo Yeol Lee , Hyun Min Cho
IPC: H01L33/52 , H01L33/56 , H01L33/48 , H01L33/38 , H01L25/075 , H01L33/58 , H01L25/16 , H01L27/12 , H01L33/20 , H01L33/32 , H01L33/54 , H01L33/62
Abstract: A light emitting device includes: a base substrate; a plurality of unit regions provided on the base substrate; a barrier disposed at a boundary of the unit regions to surround each of the unit regions; a dam disposed in each of the unit regions to be spaced apart from the barrier; a first electrode provided in each of unit light emitting regions surrounded by the dam; a second electrode disposed in each of the unit light emitting regions, the second electrode of which at least one region is provided opposite to the first electrode; and one or more LEDs provided in each of the unit light emitting regions, the one or more LEDs being electrically connected between the first electrode and the second electrode.
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公开(公告)号：US10564467B2
公开(公告)日：2020-02-18
申请号：US14993743
申请日：2016-01-12
Applicant: Samsung Display Co., Ltd.
Inventor： Jong Hyuk Kang , Hyun Min Cho , Jae Byung Park , Jae Woong Kang , Dae Hyun Kim , Suk Sun Lee , Joo Yeol Lee , Hyun Deok Im , Sung-Jin Hong
IPC: G02F1/1335
Abstract: A liquid crystal display device which may prevent a color mixing phenomenon and a driving method thereof, the liquid crystal display device including a first substrate and a second substrate facing each other; a thin film transistor disposed inside the first substrate; a color conversion layer disposed inside the second substrate and including a plurality of quantum rods; a liquid crystal layer disposed between the first substrate and the second substrate; a first polarizer disposed outside the first substrate; and a second polarizer disposed outside the second substrate.
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