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公开(公告)号：US20230220959A1
公开(公告)日：2023-07-13
申请号：US18114345
申请日：2023-02-27
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Jae CHOI , Dong Hyun Lee , Ki Chang Lee , Gyeong Il Jin , Moo Ryong Park
IPC: F21K9/68 , F21V7/04 , F21Y113/13 , F21Y115/10
CPC classification number: F21K9/68 , F21V7/04 , F21Y2113/13 , F21Y2115/10
Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; light sources disposed on the substrate; and a resin layer disposed on the substrate and the light sources. a first reflective layer disposed on the resin layer, wherein the resin layer includes an exit surface facing the light sources, and the exit surface of the resin layer includes convex portions facing each of the light sources and recess portions respectively disposed between the plurality of convex portions, concave surfaces disposed in each of the plurality of recess portions may have a curvature, and a radius of curvature of the concave surfaces may increase in one direction.
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公开(公告)号：US20220155512A1
公开(公告)日：2022-05-19
申请号：US17439483
申请日：2020-03-19
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Jae CHOI , Dong Hyun LEE , Ki Chang LEE , Gyeong II JIN , Moo Ryong PARK
IPC: F21V8/00
Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; and a resin layer disposed on the substrate and the plurality of light sources, and a first reflective layer disposed on the resin layer, wherein the resin layer includes an exit surface facing the light sources, the exit surface of the resin layer includes a plurality of convex portions, the plurality of light sources are disposed on a virtual curve, wherein a straight line passing through centers of the first and second light sources adjacent to each other and the centers of each convex portion may be disposed at an obtuse angle with respect to a straight line connecting the adjacent first and second light sources.
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公开(公告)号：US20150014724A1
公开(公告)日：2015-01-15
申请号：US14330465
申请日：2014-07-14
Applicant: LG Innotek Co., Ltd.
Inventor： Young Jae CHOI , Jae Hoon CHOI
CPC classification number: H01L33/40 , H01L33/501 , H01L33/504 , H01L33/641 , H01L2224/48091 , H01L2224/48247 , H01L2924/00014
Abstract: A light emitting device includes a light emitting structure including a plurality of compound semiconductor layers. A current spreading layer is provided under the light emitting structure, and a plurality of wavelength conversion structures is provided in the current spreading layer. An electrode layer is provided under the current spreading layer, and an electrode is provided on the light emitting structure.
Abstract translation: 发光器件包括包括多个化合物半导体层的发光结构。 电流扩散层设置在发光结构的下方，并且在电流扩展层中设置多个波长转换结构。 在电流扩散层下方设置电极层，在发光结构上设置电极。
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公开(公告)号：US20240088106A1
公开(公告)日：2024-03-14
申请号：US18274803
申请日：2022-02-09
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Jae CHOI , Moo Ryong PARK
IPC: H01L25/075 , F21S43/14 , F21V19/00 , F21V23/00
CPC classification number: H01L25/0753 , F21S43/14 , F21V19/0025 , F21V23/005 , F21Y2115/10
Abstract: The lighting device disclosed in the embodiment of the invention; a circuit board; a plurality of light emitting device packages disposed on the circuit board; a resin layer covering the plurality of light emitting device packages; and a layer for diffusing or reflecting light on the resin layer, wherein each light emitting device package includes a first side portion facing the circuit board, a second side portion opposite to the first side portion, third and fourth side portions on both sides of the first and second side portions, a cavity in which a part of a front side portion is opened; a plurality of lead frames each having a plurality of frames disposed on the bottom of the cavity and a bonding portion bent from each of the plurality of frames to a first side portion; and a plurality of light emitting chips electrically connected to the plurality of frames on the bottom of the cavity, and the cavity may have the same length as the length of the body in the first direction.
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公开(公告)号：US20230135095A1
公开(公告)日：2023-05-04
申请号：US17912144
申请日：2021-03-15
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Jae CHOI
IPC: F21K9/69 , H01L25/075 , H01L33/62 , H01L33/48 , F21K9/68
Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a reflective layer disposed on the substrate; a light source passing through the reflective layer and disposed on the substrate; a resin layer disposed on the reflective layer; and an optical pattern disposed on the resin layer, wherein the light source includes a first light emitting device and a second light emitting device spaced apart from the first light emitting device, wherein the optical pattern may include a first optical pattern disposed on an upper portion of the first light emitting device and a second optical pattern disposed on an upper portion of the second light emitting device, and the first optical pattern and the second optical pattern may have different areas.
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Patent Agency Ranking
公开(公告)号：US20200132273A1
公开(公告)日：2020-04-30
申请号：US16728720
申请日：2019-12-27
Applicant: LG INNOTEK CO., LTD.
Inventor： Dong Hyun LEE , Seong Jin KIM , Young Jae CHOI , Sa Rum HAN
IPC: F21V7/00 , F21V11/16 , F21V5/00 , F21V13/12 , F21V11/00 , B60Q3/00 , F21S43/15 , F21S43/31 , F21S43/14 , F21S43/40
Abstract: An embodiment of the present invention relates to a lighting device comprising: a light source unit comprising a plurality of light emitting elements; a conversion unit for converting light emitted from the light source unit; a reflection unit for reflecting light which has passed through the conversion unit; and a half mirror member, which is disposed on the top of the reflection unit, for transmitting a portion of incident light and reflecting a portion of the incident light. The conversion unit includes an optical pattern for selectively transmitting light emitted from the light source unit, the light source unit is disposed on a periphery portion of the reflection unit, and the height of the center portion of the reflection unit is greater than the height of the periphery portion thereof.
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公开(公告)号：US20200049322A1
公开(公告)日：2020-02-13
申请号：US16605836
申请日：2018-04-11
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Jae CHOI , Seong Jin KIM , Hyun Duck YANG , Eay Jin LIM
Abstract: A lighting device according to one embodiment comprises: a housing having an opening; a half mirror member arranged in the opening; a first light source unit for emitting light at the half mirror member; a mirror member for re-reflecting light reflected by the half mirror member; a diffusion plate arranged between the first light source unit and the half mirror member; and a guide unit protruding from the lower surface of the housing, wherein the housing includes a first area and a second area formed by the guide unit, the first light source unit is arranged in the first area and the mirror member is arranged in the second area, and the diffusion plate can be supported by the guide unit. Therefore, the lighting device can implement various three-dimensional effects of an optical image according to a field of view by using the half mirror member and the mirror member during lighting.
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公开(公告)号：US20240313188A1
公开(公告)日：2024-09-19
申请号：US18276516
申请日：2022-02-25
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Jae CHOI , Moon Ryong PARK
IPC: H01L33/64 , H01L25/075 , H01L33/62
CPC classification number: H01L33/642 , H01L25/0753 , H01L33/62
Abstract: The lighting device disclosed in the embodiment of the invention includes a light emitting device package including a plurality of lead frames, a body coupled to the plurality of lead frames, a cavity in which a front side portion of the body is opened, and a light emitting chip disposed on a first lead frame that is any one of the plurality of lead frames; a circuit board on which the light emitting device package is disposed and having a first pad portion; a resin layer covering the light emitting device package on the circuit board; a reflective member disposed between the resin layer and the circuit board and into which a lower portion of the light emitting device package is inserted; and a light blocking portion overlapping the light emitting device package in a vertical direction on the resin layer, wherein the first lead frame may include a first frame disposed at a bottom of the cavity and is bent from the first frame to a lower surface of the body, and a first bonding portion coupled to the first pad portion of the circuit board, and the first bonding portion may protrude from the lower surface of the body toward a rear side portion of the body more than the rear side portion of the body.
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公开(公告)号：US20230075367A1
公开(公告)日：2023-03-09
申请号：US17987603
申请日：2022-11-15
Applicant: LG INNOTEK CO., LTD.
Inventor： Dong Hyun LEE , Moo Ryong Park , Young Jae CHOI
Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light emitting devices on the substrate; a first reflective layer on the substrate; a resin layer on the first reflective layer and including a first surface from which light emitted from the light emitting device is extracted; a second reflective layer on the resin layer; and a light extraction layer on the first surface of the resin layer, wherein the first surface of the resin layer has a convex portion having a convex exit surface facing to each of the light emitting devices, and concave portions between the convex portions, and the light extraction layer may include a first extraction portion having protrusions on each exit surface, and second extraction portions concave between the plurality of protrusions.
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公开(公告)号：US20220146738A1
公开(公告)日：2022-05-12
申请号：US17436719
申请日：2020-03-19
Applicant: LG INNOTEK CO., LTD.
Inventor： Dong Hyun LEE , Moo Ryong PARK , Young Jae CHOI
Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light emitting devices on the substrate; a first reflective layer on the substrate; a resin layer on the first reflective layer and including a first surface from which light emitted from the light emitting device is extracted; a second reflective layer on the resin layer; and a light extraction layer on the first surface of the resin layer, wherein the first surface of the resin layer has a convex portion having a convex exit surface facing to each of the light emitting devices, and concave portions between the convex portions, and the light extraction layer may include a first extraction portion having protrusions on each exit surface, and second extraction portions concave between the plurality of protrusions.
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