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公开(公告)号：US20240280237A1
公开(公告)日：2024-08-22
申请号：US18681177
申请日：2022-08-18
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM
IPC分类号： F21S43/40 , F21S43/14 , F21S43/16 , F21S43/19 , F21S43/31 , F21Y113/00 , F21Y115/10
CPC分类号： F21S43/40 , F21S43/14 , F21S43/16 , F21S43/19 , F21S43/2641 , F21S43/31 , F21Y2113/00 , F21Y2115/10
摘要： The lighting device disclosed at an embodiment of the invention comprises a substrate; a light source disposed on the substrate; a resin layer disposed on the substrate; and an optical member disposed on the resin layer, wherein the optical member includes a base layer, a pattern layer disposed on the base layer, and a reflective layer disposed on the pattern layer, and a pattern of the pattern layer includes a first surface and a second surface having a predetermined angle with respect to the first surface, the reflective layer is disposed on the first surface, and a difference between a intensity of light emitted to an outside through the first surface and the second surface may be 5 times or more.
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公开(公告)号：US20180372279A1
公开(公告)日：2018-12-27
申请号：US16064384
申请日：2016-12-21
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM , Jae Hyuk JANG , Hyun Duck YANG
摘要： Provided is a lighting device that converts an exiting light into a stereoscopic light having a sense of depth or a sense of volume, whereby light images having stereoscopic effects can be implemented using light emitted from a light-emitting device and simultaneously, a structure of a printed circuit board (PCB) located at a lower portion of a light passage portion is eliminated and a direct-type light-emitting device located at sides of the light passage portion and having high versatility is used such that flexibility of the light passage portion is attained and a degree of freedom of a design can be enhanced.
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公开(公告)号：US20200271294A1
公开(公告)日：2020-08-27
申请号：US16646198
申请日：2018-09-13
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM , Seung Jong BAEK , Kyu Sung HAN
IPC分类号： F21S43/239 , F21S43/249
摘要： An embodiment provides a lighting device comprising: a plurality of light sources which are disposed on the circumference of a concentric circle; a light guide portion which surrounds the light sources and is disposed adjacent to the light sources; and a cover member which surrounds the upper surfaces of the light sources and the upper and side surfaces of the light guide portion, wherein the light guide portion has a first surface in the light source direction and a second surface in a direction opposite to the light source which have an inclination with respect to the optical axis of the light emitted from the light sources, and wherein the cover member has a light transmitting pattern in a light diffusion region facing the upper surface of the light guide portion.
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公开(公告)号：US20200011489A1
公开(公告)日：2020-01-09
申请号：US16482422
申请日：2018-02-02
申请人： LG INNOTEK CO., LTD.
发明人： Hyun Duck YANG , Seong Jin KIM , Eay Jin LIM , Kwang Ho PARK , Jae Hyuk JANG , Young Jae CHOI
摘要： An embodiment provides a lighting device comprising: a conversion unit including an optical layer having a plurality of optical patterns; a light emitting element for emitting light toward the optical patterns; and a circuit board on which the light emitting element is disposed, wherein the plurality of optical patterns are spaced apart from each other in a first direction and extend in a second direction intersecting the first direction, and the optical layer has a curvature in the first direction.
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公开(公告)号：US20210063631A1
公开(公告)日：2021-03-04
申请号：US17074061
申请日：2020-10-19
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM , Dong Hyun Lee
IPC分类号： F21V8/00 , H01L33/58 , F21K9/60 , F21V7/00 , F21S2/00 , F21K9/68 , F21K9/61 , F21K9/69 , G02B30/00
摘要： Disclosed in an embodiment is a lighting device comprising: a light conversion module including one surface and the other surface; and a light source module disposed at a side surface of the light conversion module, wherein the light source module comprises a plurality of light emitting elements disposed so as to be spaced in a first direction, the first direction is a thickness direction of the light conversion module, and at least one among the plurality of light emitting elements is disposed higher than the one surface of the light conversion module in the first direction.
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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
申请人： LG INNOTEK CO., LTD.
发明人： Young Jae CHOI , Seong Jin KIM , Hyun Duck YANG , Eay Jin LIM
摘要： 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：US20240255112A1
公开(公告)日：2024-08-01
申请号：US18629187
申请日：2024-04-08
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM , Gyeong II JIN
IPC分类号： F21S43/242 , F21S43/14 , F21S43/31
CPC分类号： F21S43/242 , F21S43/14 , F21S43/31
摘要： A lighting device disclosed in an embodiment of the invention includes a substrate; a reflective member disposed on the substrate; a plurality of light emitting devices disposed on the substrate; a resin layer disposed on the reflective member; and an optical pattern portion having a plurality of concave portions concavely formed on an upper surface of the resin layer, wherein the plurality of light emitting devices is spaced apart in a first direction in which light is emitted, wherein the optical pattern portion includes a pattern portion in which a width of the concave portions is reduced from a position overlapping a center of each of the plurality of light emitting devices in the first direction, wherein the optical pattern portion includes a pattern portion in which a width of the concave portions is reduced from the center of the optical pattern portion toward both sides of a second direction.
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公开(公告)号：US20230175666A1
公开(公告)日：2023-06-08
申请号：US17925626
申请日：2021-05-13
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM , Gyeong II JIN
IPC分类号： F21S43/242 , F21S43/31 , F21S43/14
CPC分类号： F21S43/242 , F21S43/31 , F21S43/14
摘要： A lighting device disclosed in an embodiment of the invention includes a substrate; a reflective member disposed on the substrate; a plurality of light emitting devices disposed on the substrate; a resin layer disposed on the reflective member; and an optical pattern portion having a plurality of concave portions concavely formed on an upper surface of the resin layer, wherein the plurality of light emitting devices is spaced apart in a first direction in which light is emitted, wherein the optical pattern portion includes a pattern portion in which a width of the concave portions is reduced from a position overlapping a center of each of the plurality of light emitting devices in the first direction, wherein the optical pattern portion includes a pattern portion in which a width of the concave portions is reduced from the center of the optical pattern portion toward both sides of a second direction.
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公开(公告)号：US20230120518A1
公开(公告)日：2023-04-20
申请号：US17908737
申请日：2021-03-11
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM , Seong Jin KIM
IPC分类号： F21V8/00
摘要： A light source module comprises: a printed circuit board; a light source disposed on the printed circuit board; a first light guide layer disposed on the printed circuit board, and accommodating the light source; and a second light guide layer disposed above the first light guide layer, wherein a material of the first light guide layer is different from that of the second light guide layer, and a refractive index of the first light guide layer is greater than that of the second light guide layer.
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公开(公告)号：US20190278015A1
公开(公告)日：2019-09-12
申请号：US16346996
申请日：2017-11-03
申请人： LG INNOTEK CO., LTD.
发明人： Eay Jin LIM , Dong Hyun LEE
摘要： Disclosed in an embodiment is a lighting device comprising: a light conversion module including one surface and the other surface; and a light source module disposed at a side surface of the light conversion module, wherein the light source module comprises a plurality of light emitting elements disposed so as to be spaced in a first direction, the first direction is a thickness direction of the light conversion module, and at least one among the plurality of light emitting elements is disposed higher than the one surface of the light conversion module in the first direction.
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