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21.发明申请公开(公告)号：US20230005887A1
公开(公告)日：2023-01-05
申请号：US17780873
申请日：2019-12-03
Applicant: LG ELECTRONICS INC.
Inventor： Jeonghyo KWON , Soohyun KIM , Indo CHUNG
IPC: H01L25/075 , H01L33/44 , H01L33/62
Abstract: Discussed is a display device including a base portion; assembly electrodes that extend in one direction and are disposed on the base portion at predetermined intervals; a dielectric layer deposited on the base portion to cover the assembly electrodes; a first wiring electrode that extends in the same direction as the assembly electrodes and is disposed on the dielectric layer so as not to overlap the assembly electrodes; a partition wall portion deposited on the dielectric layer while arranging cells at predetermined intervals to overlap the assembly electrodes and the first wiring electrode along an extension direction of the assembly electrodes; and semiconductor light-emitting elements seated in the cells, respectively, wherein a solder layer electrically connecting a semiconductor light-emitting element seated in a cell and the first wiring electrode overlapping the cell is filled in the cell from among the plurality semiconductor light emitting elements and the cells.
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公开(公告)号：US20180301580A1
公开(公告)日：2018-10-18
申请号：US15949628
申请日：2018-04-10
Applicant: LG ELECTRONICS INC.
Inventor： Soohyun KIM , Hyun LEE , Wonseok CHOI , Younho HEO
IPC: H01L31/0725 , H01L31/0735
Abstract: According to an aspect of the present invention, there is provided a compound semiconductor solar cell, comprising a first cell, the first cell including: a first base layer formed of a gallium indium phosphide (GaInP)-based compound semiconductor; a first emitter layer forming a p-n junction with the first base layer; a first window layer positioned on a front surface of the first base layer or the first emitter layer; and a first back surface field layer positioned on a back surface of the first emitter layer or the first base layer, wherein the first window layer of the first cell is formed of a four-component III-V compound semiconductor.
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公开(公告)号：US20170214100A1
公开(公告)日：2017-07-27
申请号：US15284051
申请日：2016-10-03
Applicant: LG ELECTRONICS INC.
Inventor： Soohyun KIM , Wonki YOON , Chaedeok LEE , Heonmin LEE
IPC: H01M10/46 , H01L31/0224 , G01D11/30 , H01L31/048
CPC classification number: H01M10/465 , G01D11/30 , H01L31/022425 , H01L31/048 , H01L31/053 , Y02E10/50
Abstract: A flexible sensor module, includes: a sensing unit formed on a first substrate so as to be exposed to the outside, and configured to measure external environment information; a solar cell disposed on the first substrate together with the sensing unit, and configured to generate a power by receiving light; a wireless communication unit disposed at one side on the first substrate, and configured to transmit the information measured by the sensing unit to an external server; and a chemical cell disposed at another side on the first substrate, charged by receiving the power from the solar cell, and configured to supply the power to the sensing unit and the wireless communication unit, wherein the solar cell includes: a compound layer disposed on the second substrate, and configured to generate the power to be supplied to the sensing unit by receiving light; and a metallic electrode formed on the compound layer.
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公开(公告)号：US20130252371A1
公开(公告)日：2013-09-26
申请号：US13671289
申请日：2012-11-07
Applicant: LG ELECTRONICS INC.
Inventor： Soohyun KIM , Hyun LEE , Jinwon CHUNG , Sehwon AHN
IPC: H01L31/20
CPC classification number: H01L31/022466 , H01L31/022483 , H01L31/02366 , H01L31/1884 , Y02E10/50
Abstract: A method for manufacturing a thin film solar cell includes depositing a front electrode on a substrate in a chamber, etching the front electrode formed on the substrate to form an uneven portion on the surface of the front electrode, forming a photoelectric conversion unit on the front electrode, and forming a back electrode on the photoelectric conversion unit. The depositing of the front electrode includes depositing the front electrode while reducing a process pressure of the chamber from a first pressure to a second pressure lower than the first pressure. The etching of the front electrode form the uneven portion of the front electrode so that a top portion of the uneven portion includes a portion formed at the second pressure.
Abstract translation: 一种薄膜太阳能电池的制造方法，其特征在于，在前述电极的基板的表面上形成前面的电极，在前述电极的表面形成凹凸部， 电极，并在光电转换单元上形成背电极。 前电极的沉积包括沉积前电极，同时将室的处理压力从第一压力降低到低于第一压力的第二压力。 前电极的蚀刻形成前电极的不平坦部分，使得不平坦部分的顶部包括形成在第二压力下的部分。
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公开(公告)号：US20250081607A1
公开(公告)日：2025-03-06
申请号：US18252335
申请日：2020-11-10
Applicant: LG ELECTRONICS INC.
Inventor： Jaewon CHANG , Soohyun KIM
IPC: H01L27/12 , G09G3/32 , H01L25/075 , H01L25/16 , H01L33/62
Abstract: The purpose of the present invention is to improve, in connection with a display device using a semiconductor light-emitting element configured for active matrix (AM) driving, flicker caused by leakage from a switch TFT by increasing the capacitance value of a capacitance. To this end, the display device using a semiconductor light-emitting element may comprise: a driving TFT for driving the semiconductor light-emitting element; a switch TFT for receiving a scan signal to be turned on or off and transmitting a data signal to the driving TFT; a first capacitance formed between a first metal layer connected to a gate terminal of the driving TFT and a second metal layer connected to a source terminal or a drain terminal of the driving TFT; and a second capacitance formed between an active layer of the driving TFT and the second metal layer.
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Patent Agency Ranking
公开(公告)号：US20230401993A1
公开(公告)日：2023-12-14
申请号：US18028257
申请日：2020-09-25
Applicant: LG ELECTRONICS INC.
Inventor： Wonseok CHOI , Sungmin PARK , Soohyun KIM
CPC classification number: G09G3/32 , G09G3/2092 , G09G2320/0626 , G09G2310/0278 , H01L33/0004
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 scan line for applying a 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 scan line and the data line to perform a switching operation.
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公开(公告)号：US20230064316A1
公开(公告)日：2023-03-02
申请号：US17793209
申请日：2020-01-21
Applicant: LG ELECTRONICS INC.
Inventor： Sungyun PARK , Dohan KIM , Soohyun KIM , Sungmin PARK
Abstract: A display device of the present invention relates to a structure for bottom emission, comprising: a base part; assembly electrodes which extend in one direction and which are formed on the base part; a dielectric layer formed to cover the assembly electrodes; a barrier rib part which has a plurality of cells, and which is stacked on the dielectric layer; and semiconductor light-emitting elements loaded in the cell, wherein the assembly electrodes include a metal electrode part formed of a metal material and a transparent electrode part formed of a transparent material.
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公开(公告)号：US20230023582A1
公开(公告)日：2023-01-26
申请号：US17786666
申请日：2020-01-08
Applicant: LG ELECTRONICS INC.
Inventor： Sungmin PARK , Wonseok CHOI , Soohyun KIM
Abstract: A display device can include a base part, a semiconductor light emitting device disposed on a first region of the base part, and a plurality of assembly electrodes extending along one direction on the base part and to which a voltage is applied to dispose the semiconductor light emitting device at a pre-set position on the first region. The plurality of assembly electrodes are disposed not to overlap a thin film transistor.
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公开(公告)号：US20220408992A1
公开(公告)日：2022-12-29
申请号：US17787639
申请日：2020-10-14
Applicant: LG ELECTRONICS INC.
Inventor： Hwang KIM , Sanghoon HAN , Youngjun JEON , Byungho YOON , Soohyun KIM
Abstract: The present invention relates to a robot vacuum cleaner comprising sub-wheels having variable rotational positions, the robot vacuum cleaner comprising subframes rotatably attached to main frames to ground the sub-wheels when in a constrained state.
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公开(公告)号：US20220375915A1
公开(公告)日：2022-11-24
申请号：US17770855
申请日：2019-10-22
Applicant: LG ELECTRONICS INC.
Inventor： Dohan KIM , Jeonghyo KWON , Soohyun KIM , Indo CHUNG
Abstract: The present disclosure provides a novel form of a display device which enables semiconductor light emitting elements having a vertical structure to be assembled onto a substrate and then wiring process to be performed stably without any change to the position of the elements during post-processing. The display device according to one embodiment of the present disclosure comprises: a substrate; a pair of assembly electrodes positioned on the substrate; a dielectric layer positioned on the assembly electrodes; a wiring electrode positioned on the dielectric layer and comprising a base electrode part and a low melting point junction; a partition wall which overlaps with a portion of the wiring electrode, is positioned on the dielectric layer, and defines an assembly groove to which a semiconductor light emitting element is assembled; and the vertical semiconductor light emitting element which is assembled in the assembly groove and is electrically connected to the low melting point junction of the wiring electrode, wherein the low melting point junction has a flow stop angle for controlling the thermal flow characteristic of the junction.
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