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公开(公告)号：US12073744B2
公开(公告)日：2024-08-27
申请号：US17763873
申请日：2019-10-01
Applicant: LG ELECTRONICS INC.
Inventor： Kisuk Woo , Sungwhan Lee , Kwanwoo Park
CPC classification number: G09F11/025 , G09F9/33
Abstract: The present disclosure can be applied to display device-related technical fields and relates to a rotatable display device using, for example, light-emitting diodes (LEDs), which are semiconductor light-emitting diodes. According to the present disclosure, the rotatable display device using light-emitting diodes may comprise: a fixing unit comprising a motor; a rotation unit which is provided on the fixing unit and has a first side coupled to the motor and a second side rotatably coupled to a rotation coupling part, and rotates, the second side being a side opposite to the first side; and a light source module provided in the rotation unit and comprising at least one panel provided along a virtual cylindrical outer circumferential surface thereof and a light-emitting diode array in which individual pixels are provided on each panel in the longitudinal direction.
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公开(公告)号：US10914445B2
公开(公告)日：2021-02-09
申请号：US15498871
申请日：2017-04-27
Applicant: LG ELECTRONICS INC.
Inventor： Sechul Park , Mingu Kang , Hooyoung Song , Sungwhan Lee
IPC: F21S43/14 , F21S43/50 , F21S43/19 , H01L23/28 , F21S45/47 , F21S43/15 , F21S43/30 , F21S43/16 , B60Q1/26 , H01L33/62 , H01L25/075 , B60Q1/00
Abstract: A vehicle lamp including a base portion; and a plurality of light source modules arranged on one surface of the base portion. Further, each of the light source modules includes a plurality of semiconductor light emitting devices, and a plurality of electrodes electrically connected to the semiconductor light emitting devices. At least first side included in the light source modules faces a second side of a neighboring light source module, and the plurality of electrodes are arranged on sides facing to each other, respectively, such that the light source modules are electrically connected to each other.
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公开(公告)号：US10753567B2
公开(公告)日：2020-08-25
申请号：US16151442
申请日：2018-10-04
Applicant: LG ELECTRONICS INC.
Inventor： Sungwhan Lee , Hooyoung Song
IPC: F21S43/16 , F21S43/31 , F21S43/15 , F21S43/19 , F21S43/20 , F21S43/14 , F21S43/30 , H01L33/44 , H01L33/50 , H01L33/54 , H01L33/60 , H01L33/58 , H01L33/62 , H01L33/30 , H01L25/075 , F21W107/10 , F21W103/35
Abstract: A light source unit for a car lamp. The light source unit includes a substrate including wiring electrodes; a plurality of semiconductor light emitting devices electrically connected to the wiring electrodes; a plurality of phosphor portions spaced apart at preset intervals and arranged along rows and columns, and respectively disposed between the semiconductor light emitting devices so as to convert light emitted by surrounding semiconductor light emitting devices into second light having a second wavelength and to emit the second light; a light transmitting material filled between the phosphor portions and emitting first light having a first wavelength; and a color filter covering the phosphor portions and the light transmitting material and emitting the first light with the first wavelength and the second light with the second wavelength.
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Patent Agency Ranking
公开(公告)号：US11114598B2
公开(公告)日：2021-09-07
申请号：US16964883
申请日：2018-04-13
Applicant: LG ELECTRONICS INC.
Inventor： Kyungho Lee , Sungwhan Lee , Hooyoung Song
IPC: F21S41/141 , H01L33/62 , H01L25/075 , H01L33/42 , F21Y115/10 , F21W102/30 , F21S43/14
Abstract: Discussed is a lamp or a lighting device including a wiring substrate; a bus electrode provided on the wiring substrate; a plurality of electrode lines provided on the wiring substrate, and extending from the bus electrode, each electrode line having one end and a central portion located between the one end and the bus electrode; a plurality of semiconductor light-emitting elements aligned along an extending direction of the plurality of electrode lines, and disposed to be spaced apart from adjacent electrode lines of the plurality of electrode lines by varying distances, respectively; and a plurality of transparent electrodes that respectively provide an electrical connection between the plurality of electrode lines and the plurality of semiconductor light-emitting elements, wherein the respective varying distances between the plurality of semiconductor light-emitting elements and each of the adjacent electrode lines decrease toward the central portion of the each electrode line.
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公开(公告)号：US10400979B2
公开(公告)日：2019-09-03
申请号：US15498956
申请日：2017-04-27
Applicant: LG ELECTRONICS INC.
Inventor： Sechul Park , Mingu Kang , Hooyoung Song , Sungwhan Lee
Abstract: A vehicle lamp includes a plurality of light emitting modules electrically connected together. Each of the light emitting modules includes a wiring board, a plurality of semiconductor light emitting devices arranged on one surface of the wiring board, a first wiring electrically connected to first conductive electrodes of the semiconductor light emitting devices and arranged on the one surface of the wiring board, and a second wiring electrically connected to second conductive electrodes of the semiconductor light emitting devices and extending to another surface of the wiring board through a via hole. The first wiring of at least one of the light emitting modules and the second wiring of the neighboring light source module overlap each other in a thickness direction of the light emitting modules, such that the light emitting modules are connected in series.
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公开(公告)号：US12189145B2
公开(公告)日：2025-01-07
申请号：US17779889
申请日：2019-12-03
Applicant: LG ELECTRONICS INC.
Inventor： Sungwhan Lee
IPC: G02B30/54
Abstract: The present disclosure relates to a rotary-type display apparatus using, for example, a light emitting diode (LED) which is a semiconductor light-emitting device, wherein the apparatus can be applied to technical fields related to display apparatuses. According to the present invention, a rotatory-type display apparatus using a light-emitting device comprises: a fixing part including a motor; a rotating part located on the fixing part and rotated by the motor; and a light source module which includes at least two rod-shaped panels coupled to the rotating part and arranged radially, and light-emitting device arrays respectively disposed on the panels in the longitudinal direction, wherein the height of the at least two panels from the rotating part may be different.
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公开(公告)号：US12100319B2
公开(公告)日：2024-09-24
申请号：US17753874
申请日：2019-09-30
Applicant: LG ELECTRONICS INC.
Inventor： Sungwhan Lee
CPC classification number: G09F11/04 , G09F13/22 , G09F19/12 , G09F2013/222
Abstract: The present disclosure is applicable to a display apparatus-related technical field, and relates to, for example, a rotating display apparatus using a light-emitting diode (LED) which is a semiconductor light-emitting device. According to the present disclosure, a rotating display apparatus using a light-emitting device, comprises: a fixed part including a motor; a rotary part located on the fixed part and rotated by the motor; and a light source module which is coupled to the rotary part, and which includes at least one panel that is radially arranged or at least one panel that is arranged along the cylindrical surface, and a first light-emitting device array having individual pixels that are arranged on each panel in the longitudinal direction, wherein sub-pixels forming the individual pixel of the first light-emitting device array can be arranged along a direction orthogonal to the longitudinal direction.
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公开(公告)号：US10224366B2
公开(公告)日：2019-03-05
申请号：US15594067
申请日：2017-05-12
Applicant: LG ELECTRONICS INC.
Inventor： Sungwhan Lee
Abstract: The present invention relates to a vehicle lamp, and more particularly, a vehicle lamp using a semiconductor light emitting device. The vehicle lamp according to the present invention includes a light source unit, and the light source unit includes a wiring board, and a plurality of semiconductor light emitting devices electrically connected to the wiring board and arranged along a plurality of rows, wherein the plurality of semiconductor light emitting devices include first semiconductor light emitting devices arranged at preset intervals along a first row of the plurality of rows, and second semiconductor light emitting devices arranged at the preset intervals along a second row neighboring to the first row, and wherein each of the second semiconductor light emitting devices is disposed between neighboring first semiconductor light emitting devices of the first semiconductor light emitting devices so as to form triangular arrays with the first semiconductor light emitting devices.
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