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公开(公告)号：US20230014515A1
公开(公告)日：2023-01-19
申请号：US17621399
申请日：2019-07-10
Applicant: LG ELECTRONICS INC.
Inventor： Jungsub KIM , Junghoon KIM , Changseo PARK
IPC: H01L25/075 , H01L33/38 , H01L33/00
Abstract: The present specification provides a micro LED display device which minimizes a short-circuit fault by using a semiconductor light emitting element including multiple passivation layers formed therein, and a manufacturing method thereof. In a display device using a plurality of semiconductor light emitting elements according to one embodiment of the present invention, at least one of the semiconductor light emitting elements comprises: a first conductive semiconductor layer; a second conductive semiconductor layer; an active layer; a first conductive electrode; a second conductive electrode; and a first passivation layer and a second passivation layer successively disposed to surround the lateral surfaces of the first conductive semiconductor layer and the second conductive semiconductor layer, wherein the second passivation layer is positioned in a region excluding parts in contact with a first electrode and a second electrode, on the first conductive electrode and the second conductive electrode.
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公开(公告)号：US20230005886A1
公开(公告)日：2023-01-05
申请号：US17779907
申请日：2020-02-10
Applicant: LG ELECTRONICS INC.
Inventor： Byungjun KANG , Junghoon KIM , Byoungkwon CHO , Mihee HEO
IPC: H01L25/075 , H01L33/38 , H01L33/62 , H01L33/20
Abstract: Discussed is a display device including a base part; a plurality of assembly electrodes disposed on the base part and having a first electrode and a second electrode that generate an electric field when power is applied; a dielectric layer disposed to cover the plurality of assembly electrodes; and a plurality of semiconductor light emitting devices disposed on a surface of the dielectric layer, wherein one surface of the plurality of semiconductor light emitting devices facing the dielectric layer and one surface of the dielectric layer facing the plurality of semiconductor light emitting devices respectively comprise a concave-convex structure.
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公开(公告)号：US20230352643A1
公开(公告)日：2023-11-02
申请号：US17793295
申请日：2020-01-21
Applicant: LG ELECTRONICS INC.
Inventor： Byoungkwon CHO , Junghoon KIM , Byungjun KANG , Chilkeun PARK
IPC: H01L33/62 , H01L25/075 , H01L33/38
CPC classification number: H01L33/62 , H01L25/0753 , H01L33/38
Abstract: Discussed is a display device including a base portion, assembled electrodes extending along one direction on the base portion, a dielectric layer to cover the assembled electrodes, a partition wall portion on the dielectric layer while forming a plurality of cells, and a plurality of semiconductor light emitting diodes seated in the plurality of cells, respectively and to emit light of different colors. The plurality of semiconductor light emitting diodes emitting different colors include recessed portions having different shapes. Further, a surface of the plurality of cells includes a solder portion protruding to correspond to the recessed portions of the plurality of semiconductor light emitting diodes seated in the plurality of cells, respectively.
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公开(公告)号：US20220302351A1
公开(公告)日：2022-09-22
申请号：US17641291
申请日：2019-09-17
Applicant: LG ELECTRONICS INC.
Inventor： Byoungkwon CHO , Junghoon KIM
Abstract: Discussed is a display device including: a base part; a plurality of assembly electrodes extending in a first direction and disposed at predetermined intervals on the base part; a dielectric layer stacked on the base part to cover the plurality of assembly electrodes; a barrier wall portion stacked on the dielectric layer to define a cell overlapping at least a portion of the plurality of assembly electrodes along the first direction of the plurality of assembly electrode; and a plurality of semiconductor light emitting devices disposed in the cell, wherein the plurality of semiconductor light emitting devices comprise a magnetic layer extending in a longitudinal direction that intersects the first direction.
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5.发明申请公开(公告)号：US20200168589A1
公开(公告)日：2020-05-28
申请号：US16774787
申请日：2020-01-28
Applicant: LG ELECTRONICS INC.
Inventor： Junghoon KIM , Byoungkwon CHO
Abstract: Discussed is a display device, including a semiconductor light emitting device disposed on a substrate, and having a first conductive electrode disposed on an upper edge of the semiconductor light emitting device, and a second conductive electrode disposed on an upper central portion of the semiconductor light emitting device and surrounded by the first conductive electrode, a passivation layer disposed to cover a part of an upper surface of the semiconductor light emitting device, a first wiring electrode electrically connected to the first conductive electrode and a second wiring electrode electrically connected to the second conductive electrode, wherein a part of the second wiring electrode overlaps with a part of the first conductive electrode with the passivation layer interposed therebetween, and wherein the first conductive electrode is disposed at a position higher than that of the second conductive electrode in a thickness direction of the semiconductor light emitting device.
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Patent Agency Ranking
公开(公告)号：US20160237613A1
公开(公告)日：2016-08-18
申请号：US15042818
申请日：2016-02-12
Applicant: LG Electronics Inc.
Inventor： Seungjoon LEE , Namyeong HEO , Chungil KIM , Junghoon KIM
Abstract: A laundry treatment apparatus may include a cabinet defining an appearance of the laundry treatment apparatus, a drum provided in the cabinet and configured to hold laundry, a connecting duct configured to communicate with the drum, a lint filter unit that is mounted to an inner surface of the cabinet that is accessible from a front surface of the cabinet, and that is configured to communicate with the connecting duct to filter pollutant and a lock unit configured to selectively lock the lint filter unit to the connecting duct, where the lock unit includes a rotatable lock body, a shaft configured to rotate together with the lock body, at least one bent portion, and a lock guide with at least one bent section.
Abstract translation: 衣物处理装置可以包括限定衣物处理装置的外观的机壳，设置在机柜中并构造成保持衣物的滚筒，被配置为与滚筒连通的连接导管，安装到内表面的棉绒过滤器单元 所述机壳可从所述机柜的前表面接近，并且被配置为与所述连接管道连通以过滤污染物;以及锁定单元，所述锁定单元被配置为将所述棉绒过滤器单元选择性地锁定到所述连接管道，其中所述锁定单元包括 旋转锁体，与锁体一起旋转的轴，至少一个弯曲部，以及具有至少一个弯曲部的锁定引导件。
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公开(公告)号：US20240063327A1
公开(公告)日：2024-02-22
申请号：US18271395
申请日：2021-01-08
Applicant: LG ELECTRONICS INC.
Inventor： Jinsung KIM , Sungyun PARK , Seongmin MOON , Junghoon KIM
CPC classification number: H01L33/005 , H01L27/156
Abstract: A self-assembly device comprises a chamber configured to accommodate a fluid in which a plurality of light emitting devices are floated on a surface thereof, the fluid having a first height, a mounting part disposed on a bottom portion of the chamber to mount a substrate, a fluid level adjuster configured to adjust a height of the fluid, and a voltage supplier configured to apply a voltage to the substrate to assemble the floated plurality of light emitting devices when the height of the fluid decreases from the first height to a second height.
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公开(公告)号：US20230335674A1
公开(公告)日：2023-10-19
申请号：US18028603
申请日：2020-09-28
Applicant: LG ELECTRONICS INC.
Inventor： Chilkeun PARK , Wonjae CHANG , Junghoon KIM
IPC: H01L33/20 , H01L25/075 , H01L33/44
CPC classification number: H01L33/20 , H01L25/0753 , H01L33/44 , H01L2933/0025
Abstract: The embodiment relates to a semiconductor light emitting device and a display device including the same. The semiconductor light emitting device according to the embodiment can include the second electrode layer 120, the light emitting structure 110 disposed on the second electrode layer 120, a protruding mesa semiconductor layer 100P disposed on the light emitting structure 110 and a passivation layer 130 disposed on a side surface of the light emitting structure 110. The protruding mesa semiconductor layer 100P can include a first conductivity type mesa semiconductor layer 111b and an undoped mesa semiconductor layer 105b.
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公开(公告)号：US20220399313A1
公开(公告)日：2022-12-15
申请号：US17764482
申请日：2019-10-07
Applicant: LG ELECTRONICS INC.
Inventor： Chilkeun PARK , Junghoon KIM
IPC: H01L25/075 , H01L21/683 , H01L33/44 , H01L33/62
Abstract: The present specification provides a display device using a semiconductor light emitting element that self-assembles in a fluid, and a method for manufacturing same. The semiconductor light emitting element is a horizontal semiconductor light emitting element, and has a plurality of mesa structures on one surface thereof to enable unidirectional assembly in a fluid. Further, a transparent electrode layer can be formed on the one surface including the mesa structures to improve luminous efficiency.
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公开(公告)号：US20220320057A1
公开(公告)日：2022-10-06
申请号：US17638281
申请日：2019-08-27
Applicant: LG ELECTRONICS INC.
Inventor： Sunghyun HWANG , Junghoon KIM
Abstract: The present specification provides a semiconductor light emitting element having a new structure with a wider light emitting area than a conventional structure, when implementing a display device by using semiconductor light emitting elements. A semiconductor light emitting element according to one embodiment of the present invention is characterized by comprising: a first conductive-type semiconductor layer having a first side inclination angle; a second conductive-type semiconductor layer having a second side inclination angle, which is positioned on the first conductive-type semiconductor layer; and an active layer having a third side inclination angle, which is disposed between the first conductive-type semiconductor layer and the second conductive-type semiconductor layer, wherein the second side inclination angle and the third side inclination angle are the same.
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