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公开(公告)号：US12165884B2
公开(公告)日：2024-12-10
申请号：US17612881
申请日：2019-05-28
Applicant: LG ELECTRONICS INC.
Inventor： Hyunho Lee , Bongchu Shim , Gunho Kim
IPC: H01L33/00 , H01L21/67 , H01L25/075
Abstract: Discussed is a self-assembly apparatus for a plurality of semiconductor light-emitting devices, and a method for self-assembly of the plurality of semiconductor light-emitting devices, whereby the apparatus includes a chamber accommodating the plurality of semiconductor light-emitting devices and a fluid; a transferor to transfer a substrate to an assembly position; a magnet to apply a magnetic force to the plurality of semiconductor light-emitting devices; a position controller to control a position of the magnet; and a vibration generator in contact with the fluid to generate a vibration in the fluid to separate the plurality of semiconductor light-emitting devices from each other while in the fluid, wherein an electric field is produced in the substrate while the plurality of semiconductor light-emitting devices are moved according to a change of the position of the magnet.
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2.发明授权公开(公告)号：US12074147B2
公开(公告)日：2024-08-27
申请号：US17833624
申请日：2022-06-06
Applicant: LG ELECTRONICS INC.
Inventor： Changseo Park , Bongchu Shim
IPC: H01L29/18 , H01L23/00 , H01L25/075 , H01L33/00 , H01L33/62
CPC classification number: H01L25/0753 , H01L24/32 , H01L33/62 , H01L33/0093 , H01L2224/32227 , H01L2933/0066
Abstract: Discussed is a display device, including a substrate including a dielectric layer, a plurality of semiconductor light-emitting devices respectively accommodated on the substrate, and a first electrode provided with a plurality of electrode lines arranged on a bottom of the substrate. Each of the first electrode includes a pair of electrode lines spaced from each other on an upper surface of the dielectric layer among the plurality of electrode lines. Each semiconductor light-emitting device is disposed on the pair of electrode lines, and the pair of electrode lines have the same electrical pole.
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公开(公告)号：US09575079B2
公开(公告)日：2017-02-21
申请号：US14600861
申请日：2015-01-20
Applicant: LG Electronics Inc.
Inventor： Jisu Kim , Seokjung Hyun , Yongju Yang , Kangsun Lee , Hyunho Oh , Guhan Kwon , Younjae Lee , Bongchu Shim , Gyoungsoo Kim , Dayeon Kang , Yonghyun Kim
CPC classification number: G01N33/92 , G01N33/526
Abstract: Disclosed are an apparatus and a method for effectively measuring cholesterol using a small amount of blood. The apparatus for measuring cholesterol includes a cartridge where an upper case having a sample transferring membrane is movably coupled to a lower case having a sample measuring membrane; a cartridge accommodation unit configured to accommodate the cartridge therein; a memory configured to store therein setting information for sample measurement; and a controller configured to align the membranes of the upper case and the lower case with each other, by horizontally moving the lower case of the cartridge, according to the stored setting information, and configured to contact the membranes of the upper case and the lower case with each other, by vertically moving the upper case for sample transfer on each alignment position.
Abstract translation: 公开了一种使用少量血液有效测量胆固醇的装置和方法。 用于测量胆固醇的装置包括其中具有样品转移膜的上壳体可移动地联接到具有样品测量膜的下壳体的盒， 墨盒容纳单元，其构造成在其中容纳墨盒; 存储器，配置为存储用于样本测量的设置信息; 以及控制器，其被配置为通过根据所存储的设置信息水平移动盒的下壳体，将上壳体和下壳体的膜彼此对准，并且被配置为接触上壳体和下壳体的膜 通过在每个对准位置垂直移动用于样品传送的上壳体彼此相互连接。
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公开(公告)号：US12034107B2
公开(公告)日：2024-07-09
申请号：US17619852
申请日：2019-07-09
Applicant: LG ELECTRONICS INC.
Inventor： Gunho Kim , Bongchu Shim , Youngdo Kim
CPC classification number: H01L33/62 , H01L27/156 , H01L33/005 , H01L33/38 , H01L2933/0016 , H01L2933/0066
Abstract: Discussed is an assembly board including a base portion; a plurality of assembly electrodes extending in one direction and disposed on the base portion at predetermined intervals; a dielectric layer stacked on the base portion to cover the plurality of assembly electrodes; barrier ribs stacked on the dielectric layer and defining cells in which semiconductor light emitting diodes are seated at the predetermined intervals along an extending direction of the plurality of assembly electrodes so as to overlap a portion of the plurality of assembly electrodes; and a voltage applying unit connected to at least opposite ends of the plurality of assembly electrodes to apply one or more voltage signals to the plurality of assembly electrodes, wherein a voltage signal of the same polarity is applied to the plurality of assembly electrodes from the voltage applying unit connected to the opposite ends.
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5.发明授权公开(公告)号：US11380657B2
公开(公告)日：2022-07-05
申请号：US16966729
申请日：2018-02-01
Applicant: LG ELECTRONICS INC.
Inventor： Changseo Park , Bongchu Shim
IPC: H01L29/18 , H01L33/00 , H01L25/075 , H01L23/00 , H01L33/62
Abstract: Discussed is a display device comprising a substrate; a plurality of cells provided with a partition wall protruding on the substrate, and sequentially arranged along one direction; a plurality of semiconductor light-emitting elements respectively accommodated in the plurality of cells; and a first electrode provided with a plurality of electrode lines arranged on a bottom of the plurality of cells, and electrically connected to the plurality of semiconductor light-emitting elements, wherein the bottom of the plurality of cells comprise a first region covered by the plurality of electrode lines, and a second region formed between the plurality of electrode lines.
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Patent Agency Ranking
公开(公告)号：US10825702B2
公开(公告)日：2020-11-03
申请号：US16388394
申请日：2019-04-18
Applicant: LG ELECTRONICS INC.
Inventor： Bongchu Shim , Dohee Kim , Changseo Park , Hyunwoo Cho
IPC: H01L21/67 , H01L21/44 , H01L25/075 , H01L33/62 , B65G47/92 , B65G47/14 , B65G47/49 , H01L29/82 , H01L33/00
Abstract: The present invention relates to a device and method for self-assembling semiconductor light-emitting diodes. Particularly, a method for manufacturing a display device according to the present invention includes: feeding a substrate to an assembly site and putting semiconductor light-emitting diodes having a magnetic material into a fluid chamber; applying a magnetic force to the semiconductor light-emitting diodes so that the semiconductor light-emitting diodes move in one direction within the fluid chamber; and guiding the semiconductor light-emitting diodes to preset positions on the substrate by applying an electric field, so that the semiconductor light-emitting diodes are mounted at the preset positions while in the process of being moved.
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7.发明授权公开(公告)号：US10607515B2
公开(公告)日：2020-03-31
申请号：US16415770
申请日：2019-05-17
Applicant: LG ELECTRONICS INC.
Inventor： Changseo Park , Seongmin Moon , Bongchu Shim , Kiseong Jeon , Hyunwoo Cho
Abstract: The present disclosure relates to a display device using semiconductor light emitting devices and a fabrication method thereof, and the display device according to the present disclosure can include a plurality of semiconductor light emitting devices, a first wiring electrode and a second wiring electrode respectively extended from the semiconductor light emitting devices to supply an electric signal to the semiconductor light emitting devices, a plurality of pair electrodes disposed on the substrate, and provided with a first electrode and a second electrode configured to generate an electric field when an electric current is supplied, and a dielectric layer formed to cover the pair electrodes, wherein the first wiring electrode and the second wiring electrode are formed on an opposite side to the plurality of the pair electrodes with respect to the semiconductor light emitting devices.
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公开(公告)号：US12080580B2
公开(公告)日：2024-09-03
申请号：US17628776
申请日：2020-02-11
Applicant: LG ELECTRONICS INC.
Inventor： Hyunwoo Cho , Bongchu Shim , Hyeyoung Yang , Jisoo Ko , Wonjae Chang
IPC: H01L21/68 , H01L21/683 , H01L25/075 , H01L33/00
CPC classification number: H01L21/68 , H01L21/6833 , H01L21/6835 , H01L25/0753 , H01L33/007 , H01L33/0075 , H01L33/0093 , H01L2221/68354 , H01L2221/68368
Abstract: The present invention provides an assembly substrate used in a method for manufacturing a display device which mounts semiconductor light emitting devices on a predetermined position of an assembly substrate by using an electric field and a magnetic field. Specifically, the assembly substrate is characterized by comprising: a base part; a plurality of assembly electrodes formed extending in one direction and disposed on the base part; a dielectric layer laminated on the base part so as to cover the assembly electrodes; a partition wall formed on the base part and including a plurality of grooves for guiding the semiconductor light emitting devices to a predetermined position; and a metal shielding layer formed on the base part, wherein each of the plurality of grooves penetrates the partition wall so as to form a seating surface on which the guided light emitting devices are seated, and the metal shielding layer overlaps with a part of the seating surface such that an electric field formed on a part of the seating surface is shielded.
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公开(公告)号：US11869871B2
公开(公告)日：2024-01-09
申请号：US17286844
申请日：2019-10-08
Applicant: LG ELECTRONICS INC.
Inventor： Juchan Choi , Jideok Kim , Bongchu Shim , Seulbitna Lee , Kiseong Jeon , Hyunwoo Cho
IPC: H01L23/00 , H01L21/67 , H01L25/075
CPC classification number: H01L24/95 , H01L21/67121 , H01L25/0753 , H01L2224/95101
Abstract: Discussed is an apparatus for self-assembling semiconductor light-emitting devices, the apparatus including a fluid chamber to accommodate the semiconductor light-emitting devices, each semiconductor light-emitting device having a magnetic body; a magnet to apply a magnetic force to the semiconductor light-emitting devices while an assembly substrate is disposed at an assembly position of the self-assembly apparatus; a power supply to induce formation of an electric field on the assembly substrate to allow the semiconductor light-emitting devices to be seated at a preset positions on the assembly substrate in a process of moving the semiconductor light-emitting devices due to a change in a position of the magnet; and a fluid injector to shoot a fluid to some of the semiconductor light-emitting devices to allow the some of the semiconductor light-emitting devices seated on the assembly substrate to be separated from the assembly substrate.
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10.发明授权公开(公告)号：US10707377B2
公开(公告)日：2020-07-07
申请号：US16415583
申请日：2019-05-17
Applicant: LG ELECTRONICS INC.
Inventor： Junghoon Kim , Changseo Park , Bongchu Shim , Byoungkwon Cho , Hyunwoo Cho
Abstract: The present disclosure relates a display device including a semiconductor light emitting device, and a substrate having a receiving groove in which the semiconductor light emitting device is accommodated, wherein the semiconductor light emitting device includes a first conductive semiconductor layer, a second conductive semiconductor layer disposed at an upper portion of the first conductive semiconductor layer, a first conductive electrode disposed on the first conductive semiconductor layer, and a second conductive electrode disposed on the second conductive semiconductor layer, and spaced apart from the first conductive electrode along a horizontal direction, wherein when the semiconductor light emitting device is assembled into the receiving groove, the first conductive semiconductor layer has an asymmetrical shape with respect to at least one direction so that the first conductive electrode and the second conductive electrode are arranged at preset positions.
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