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公开(公告)号：US20150263188A1
公开(公告)日：2015-09-17
申请号：US14720527
申请日：2015-05-22
Applicant: LG ELECTRONICS INC.
Inventor： Wonseok CHOI , Kwangsun JI , Heonmin LEE , Hojung SYN , Junghoon CHOI , Hyunjin YANG
IPC: H01L31/0216 , H01L31/0224
CPC classification number: H01L31/02167 , H01L31/02168 , H01L31/022425 , H01L31/022441 , H01L31/02366 , H01L31/0288 , H01L31/03529 , H01L31/0368 , H01L31/0376 , H01L31/068 , H01L31/0682 , H01L31/072 , H01L31/0747 , H01L31/1804 , Y02E10/547
Abstract: A solar cell is discussed, and includes a substrate; a first field region; a first electrode directly formed on an emitter region; and a second electrode directly formed on a second field region, wherein a second passivation layer comprises a first back passivation portion and a second back passivation portion. Furthermore, the first back passivation portion is merely positioned between the emitter region and the substrate and the second field region and the substrate, and the second back passivation portion is positioned between the emitter region and the second field region, and wherein the first back passivation portion positioned between the emitter region and the substrate is physically separated from first back passivation portion positioned between the second field region and the substrate.
Abstract translation: 讨论了太阳能电池，并且包括基板; 第一场地; 直接形成在发射极区域上的第一电极; 以及直接形成在第二场区上的第二电极，其中第二钝化层包括第一后钝化部分和第二后钝化部分。 此外，第一背面钝化部分仅位于发射极区域和衬底之间，并且第二场区域和衬底之间，并且第二背部钝化部分位于发射极区域和第二场区域之间，并且其中第一背面钝化部分 位于发射极区域和衬底之间的部分与位于第二场区域和衬底之间的第一背面钝化部分物理分离。
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12.发明申请公开(公告)号：US20150132598A1
公开(公告)日：2015-05-14
申请号：US14533295
申请日：2014-11-05
Applicant: LG Electronics Inc.
Inventor： Wonseok CHOI , Taihun LIM , Seonkyu KIM , Bonghyang KIM
CPC classification number: G03F7/0002 , C25F3/16 , C25F3/20 , C25F3/24 , C25F7/00 , F25D23/02 , F25D2323/02 , F25D2400/18 , Y10T428/12389
Abstract: Manufacturing an exterior decor panel for a home appliance includes laminating a photosensitive dry film on a front surface of a metal sheet, the photosensitive dry film having a higher etch resistance than the metal sheet against an electrolytic solution, photo-masking the photosensitive dry film attached to the metal sheet to create a pattern having a minimum width of 0.1 mm in the photosensitive dry film to thereby expose the front surface of the metal sheet corresponding to the pattern in the photosensitive film, electrolytic-polishing the photo-masked metal sheet by dipping the photo-masked metal sheet in an electrolytic bath to allow the electrolytic solution to contact the exposed front surface of the metal sheet and form the pattern in the front surface of the metal sheet, and performing post-treatment on the metal sheet, the post-treatment including washing and removing the photosensitive dry film.
Abstract translation: 制造用于家用电器的外部装饰面板包括在金属片的前表面上层压光敏干膜，所述感光干膜比金属片具有比电解液更高的耐蚀刻性，对所附的感光干膜进行光掩蔽 在金属片上形成在感光性干膜中具有0.1mm的最小宽度的图案，从而使与感光膜中的图案对应的金属片的前表面露出，通过浸渍电解抛光光掩模金属片 所述光电金属片在电解浴中使电解液与金属片的暴露的前表面接触并在金属片的前表面形成图案，并在金属片上进行后处理，柱 处理，包括洗涤和去除感光干膜。
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13.发明公开公开(公告)号：US20240266329A1
公开(公告)日：2024-08-08
申请号：US18580914
申请日：2021-07-22
Applicant: LG ELECTRONICS INC.
Inventor： Junoh SHIN , Byoungkwon CHO , Wonseok CHOI , Jeonghyo KWON
IPC: H01L25/075 , H01L33/00 , H01L33/38 , H01L33/44
CPC classification number: H01L25/0753 , H01L33/0093 , H01L33/38 , H01L33/44 , H01L2224/95133 , H01L2933/0016
Abstract: The present disclosure is applicable to a technical field related to display devices, and relates to a display device using, for example, a micro light emitting diode (LED), and a manufacturing method therefor. The present disclosure may comprise: a substrate; a partition defining a unit pixel region; a first electrode located in the unit pixel region; a semiconductor light-emitting element electrically connecting a first-type electrode to the first electrode and provided in the unit pixel region; an inclined a layer formed on the semiconductor light-emitting element and the partition, and having a high incline on the semiconductor light-emitting element; and a second electrode electrically connected, on the inclined coating layer, to a second-type electrode of the semiconductor light-emitting element.
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公开(公告)号：US20230375879A1
公开(公告)日：2023-11-23
申请号：US18247782
申请日：2020-10-06
Applicant: LG ELECTRONICS INC.
Inventor： Sungmin PARK , Wonseok CHOI , Soohyun KIM
IPC: G02F1/13357 , H01L27/12
CPC classification number: G02F1/133611 , G02F1/133603 , H01L27/124 , H01L25/167
Abstract: The present invention is applicable to a display device-related technical field, and relates to, for example, a flat lighting device and a display device using a light-emitting diode (LED). The present invention relates to a display device including a plurality of individual unit compartment regions, comprising: at least one light-emitting diode provided in the individual unit compartment regions; a gate-on voltage line connected to the light-emitting diode; a first scan line for applying a common voltage to the plurality of individual unit compartment regions; a second scan line for applying a voltage inverted from the common voltage to the plurality of individual unit compartment regions; a data line for applying individual switching voltages to the plurality of individual unit compartment regions; a driving unit including a driving MOSFET device connected to the light-emitting diode; and a switching unit including a switching MOSFET device connected to the first scan line and the data line to perform a switching operation.
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公开(公告)号：US20230045160A1
公开(公告)日：2023-02-09
申请号：US17778691
申请日：2019-11-26
Applicant: LG ELECTRONICS INC.
Inventor： Soohyun KIM , Dohan KIM , Wonseok CHOI , Youngdo KIM
IPC: H01L33/00 , H01L25/075 , G01R27/02 , G01R1/073
Abstract: Discussed is a method of manufacturing a display device, the method including: introducing semiconductor light emitting devices including a magnetic material into a fluid chamber; transferring a substrate to the fluid chamber, the substrate including assembly electrodes, an insulating layer covering the assembly electrodes, and open holes in the insulating layer and exposing portions of both ends of the assembly electrodes; applying a magnetic force to the semiconductor light emitting devices introduced into the fluid chamber to move the semiconductor light emitting devices in one direction; and forming an electric field so that the moving semiconductor light emitting devices are disposed at preset positions of the substrate, wherein a probe pin is in contact with the assembly electrodes exposed through the open holes to individually apply a voltage to the assembly electrodes to form the electric field.
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Patent Agency Ranking
公开(公告)号：US20220415859A1
公开(公告)日：2022-12-29
申请号：US17619549
申请日：2019-07-01
Applicant: LG ELECTRONICS INC.
Inventor： Wonseok CHOI , Soohyun KIM , Sungmin PARK
IPC: H01L25/075 , H01L21/683 , H01L33/62
Abstract: Disclosed in the present specification are a micro LED display device in which an assembly electrode capable of forming a non-uniform electric field is assembled in a provided assembly hole, and a manufacturing method therefor. The display device according to one embodiment of the present invention comprises: a substrate; a first assembly electrode and a second assembly electrode arranged to be spaced apart on the substrate; an insulating layer deposited on top of the first assembly electrode and the second assembly electrode; an assembly hole defining a pixel area formed on the insulating layer; a semiconductor light-emitting element assembled in the assembly hole; and a wiring electrode electrically connected to the semiconductor light-emitting element, wherein the first assembly electrode and the second assembly electrode have a pattern for generating non-uniform electric field in the assembly hole by means of applied voltage, and the semiconductor light-emitting element is assembled, on the basis of the non-uniform electric field, at a specific location in the assembly hole after moving in a specific direction.
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公开(公告)号：US20170018663A1
公开(公告)日：2017-01-19
申请号：US15276884
申请日：2016-09-27
Applicant: LG ELECTRONICS INC.
Inventor： Wonseok CHOI , Kwangsun JI , Heonmin LEE , Hojung SYN , Junghoon CHOI , Hyunjin YANG
IPC: H01L31/0216 , H01L31/072 , H01L31/0368 , H01L31/0224 , H01L31/0376
CPC classification number: H01L31/02167 , H01L31/02168 , H01L31/022425 , H01L31/022441 , H01L31/02366 , H01L31/0288 , H01L31/03529 , H01L31/0368 , H01L31/0376 , H01L31/068 , H01L31/0682 , H01L31/072 , H01L31/0747 , H01L31/1804 , Y02E10/547
Abstract: A solar cell includes a substrate; a first passivation layer on a first surface of the substrate; a first field region on the first surface of the substrate; an anti-reflection layer on the first passivation layer; a second passivation layer on a second surface of the substrate; an emitter region on the second passivation layer, the emitter region forming a p-n junction and a hetero-junction junction with the substrate; a second field region on the second passivation layer, the second field region forming a hetero-junction with the substrate; a first electrode contacted to the emitter region; a second electrode contacted to the second field region; a spacing between the emitter region and the second field region; and a third passivation layer on the second surface of the substrate at the spacing.
Abstract translation: 太阳能电池包括基板; 在所述基板的第一表面上的第一钝化层; 在所述基板的第一表面上的第一场区; 在第一钝化层上的抗反射层; 在所述衬底的第二表面上的第二钝化层; 在所述第二钝化层上的发射极区域，所述发射极区域与所述衬底形成p-n结和异质结结; 在所述第二钝化层上的第二场区，所述第二场区与所述衬底形成异质结; 与发射极区域接触的第一电极; 与第二场区接触的第二电极; 发射极区域和第二场区域之间的间隔; 以及在所述基板的所述第二表面上的间隔处的第三钝化层。
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公开(公告)号：US20250153405A1
公开(公告)日：2025-05-15
申请号：US18839665
申请日：2023-02-23
Applicant: LG ELECTRONICS INC.
Inventor： Wonseok CHOI , Mingoan JUNG , Soonho CHOI
Abstract: The mold apparatus enables the integration of a plurality of rim-shaped cores each corresponding to the shape of a case forming the exterior of a display device, and thus a plurality of cavities may be formed on a parting surface without having to increase the thickness or size of a mold.
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公开(公告)号：US20240387492A1
公开(公告)日：2024-11-21
申请号：US18692576
申请日：2021-09-17
Applicant: LG ELECTRONICS INC.
Inventor： Dohan KIM , Wonseok CHOI , Wonjae CHANG , Jinsung KIM
Abstract: The display device can include a substrate; a barrier rib disposed on the substrate and having an assembly hole; a semiconductor light emitting device in the assembly hole; and an adhesive part between the substrate and the semiconductor light emitting device within the assembly hole. The adhesive part can include adhesive particles in contact with each other.
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20.发明申请公开(公告)号：US20240387490A1
公开(公告)日：2024-11-21
申请号：US18443406
申请日：2024-02-16
Applicant: LG ELECTRONICS INC.
Inventor： Byoungkwon CHO , Hongcheol LEE , Wonseok CHOI
Abstract: The present disclosure is applicable to a display device-related technology field, for example, relates to a display device using a micro light emitting diode (LED) and a method for manufacturing the same. The display device using the semiconductor light emitting device includes a wiring substrate with a first electrode disposed thereon, a light emitting device disposed on the wiring substrate to constitute a unit sub-pixel, a seating layer located between the wiring substrate and the light emitting device, wherein the seating layer includes a first portion in contact with the light emitting device and a second portion located under the first portion and having an area size greater than an area size of the first portion, a first connection electrode electrically connecting the first electrode to one side of the light emitting device corresponding to a shape of the seating layer, a planarization layer covering the light emitting device and the first connection electrode, and a second connection electrode located on the planarization layer and electrically connected to the other side of the light emitting device.
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