公开(公告)号：US20240274575A1

公开(公告)日：2024-08-15

申请号：US18290895

申请日：2022-08-04

Applicant: LG INNOTEK CO., LTD.

Inventor： Kwang Hyun KO ,  Moo Ryong PARK ,  Dong Hyun LEE

IPC: H01L25/065 ,  H01L33/56 ,  H01L33/60

CPC classification number: H01L25/0655 ,  H01L33/56 ,  H01L33/60

Abstract: The lighting device disclosed at an embodiment of the invention comprises a substrate; a plurality of light emitting devices on the substrate; a resin layer disposed on the substrate and sealing the light emitting devices; and a diffusion layer on the resin layer, wherein the resin layer includes a plurality of recess portions that are concave toward each of the plurality of light emitting devices, the diffusion layer includes a plurality of protruding portions disposed in each of the plurality of recess portions, each of the plurality of protruding portions is spaced apart in a first direction in which light is emitted from each light emitting device, a maximum depth of each of the plurality of recess portions is less than a maximum width in at least one direction perpendicular to the first direction, and a thickness of the resin layer may be smaller than the maximum width of each recess portion and greater than the maximum depth of each recess portion.

公开(公告)号：US20230375151A1

公开(公告)日：2023-11-23

申请号：US18229827

申请日：2023-08-03

Applicant: LG INNOTEK CO., LTD.

Inventor： Dong Hyun LEE ,  Kwang Hyun KO ,  Kyoung Soo AHN

IPC: F21S43/20 ,  F21S43/31

CPC classification number: F21S43/26 ,  F21S43/255 ,  F21S43/31

Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; a resin layer covering the light source on the substrate; a light blocking layer having an opening portion on the resin layer; and a lens plate disposed on the light blocking layer, wherein the lens plate includes a light transmitting portion and a convex portion arranged on one surface or the other surface of the light transmitting portion, and the total area of the opening portions is 50% or less of an area of an emission surface through which light is emitted through the resin layer, and the interval between the lens plate and the light blocking layer may be greater than the length of the opening portion.

公开(公告)号：US20220020897A1

公开(公告)日：2022-01-20

申请号：US17489099

申请日：2021-09-29

Applicant: LG INNOTEK CO., LTD.

Inventor： Se Eun KANG ,  Kwang Hyun KO ,  Moo Ryong PARK

IPC: H01L33/10 ,  F21K9/00 ,  H01L33/54 ,  H01L33/56 ,  H01L33/58

Abstract: Lighting module disclosed in an embodiment of the invention, a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective layer disposed on the substrate; a resin layer disposed on the first reflective layer and the light emitting device; and a second reflective layer disposed on the resin layer, wherein the resin layer is a front side surface on which light generated from the plurality of light emitting devices is emitted, a rear side surface facing the front side surface, and first and second side surfaces connecting the front side surface and the rear side surface with each other. A distance between the first reflective layer and the second reflective layer is smaller than a distance between the front side surface and the rear side surface of the resin layer, and the front side surface of the resin layer has a plurality of convex portions convex toward the front side surface from the light emitting device and a plurality of concave portions recessed in a direction of the rear side surface.

公开(公告)号：US20250145084A1

公开(公告)日：2025-05-08

申请号：US19018556

申请日：2025-01-13

Applicant: LG INNOTEK CO., LTD.

Inventor： Dong Hyun LEE ,  Kwang Hyun KO

IPC: B60Q3/258 ,  B60Q9/00 ,  B60R1/12 ,  F21K9/60 ,  F21Y115/10

Abstract: The optical assembly disclosed in the embodiment of the invention includes: a lighting module having a resin layer and a light emitting device inside the resin layer, and having an exit surface for emitting surface light to one side; a reflective portion having a recess in a lower portion of the exit side of the lighting module and an aspherical curved surface at the bottom of the recess; and a transparent cover on the recess to reflect the surface light to a set region.

公开(公告)号：US20240255111A1

公开(公告)日：2024-08-01

申请号：US18628230

申请日：2024-04-05

Applicant: LG INNOTEK CO., LTD.

Inventor： Kwang Hyun KO ,  Moo Ryong PARK ,  Dong Hyun LEE

IPC: F21S41/36 ,  F21S41/32 ,  F21S41/37 ,  F21S41/50 ,  F21S43/31 ,  F21S43/33 ,  F21V7/05 ,  F21V7/22 ,  F21V19/00 ,  F21V23/04 ,  F21Y105/18 ,  F21Y107/50

CPC classification number: F21S41/36 ,  F21S41/321 ,  F21S41/37 ,  F21S41/50 ,  F21S43/31 ,  F21S43/33 ,  F21V7/05 ,  F21V7/22 ,  F21V19/0015 ,  F21V23/0442 ,  F21Y2105/18 ,  F21Y2107/50

Abstract: A lighting device according an aspect of the current disclosure includes a sensor that emits and receives signals to detect object, and a light source module disposed on the sensor, wherein the sensor transmits and receives the signals through the light source module, wherein the light source module includes a substrate, a light source disposed on the substrate, and a resin layer disposed on the light source, and wherein a distance between the sensor and the light source module is about 60 mm or more.

公开(公告)号：US20220393064A1

公开(公告)日：2022-12-08

申请号：US17887550

申请日：2022-08-15

Applicant: LG INNOTEK CO., LTD

Inventor： Se Eun KANG ,  Kwang Hyun KO ,  Moo Ryong Park

IPC: H01L33/10 ,  F21K9/00 ,  H01L33/54 ,  H01L33/56 ,  H01L33/58

Abstract: Lighting module disclosed in an embodiment of the invention, a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective layer disposed on the substrate; a resin layer disposed on the first reflective layer and the light emitting device; and a second reflective layer disposed on the resin layer, wherein the resin layer is a front side surface on which light generated from the plurality of light emitting devices is emitted, a rear side surface facing the front side surface, and first and second side surfaces connecting the front side surface and the rear side surface with each other. A distance between the first reflective layer and the second reflective layer is smaller than a distance between the front side surface and the rear side surface of the resin layer, and the front side surface of the resin layer has a plurality of convex portions convex toward the front side surface from the light emitting device and a plurality of concave portions recessed in a direction of the rear side surface.

公开(公告)号：US20220333758A1

公开(公告)日：2022-10-20

申请号：US17617045

申请日：2020-06-10

Applicant: LG INNOTEK CO., LTD.

Inventor： Kwang Hyun KO

IPC: F21S43/19 ,  F21V19/00 ,  F21S43/14

Abstract: An embodiment relates to a lighting device. An embodiment may comprise a lighting device comprising: a light emitting module comprising a circuit board and a plurality of light emitting devices arranged on the circuit board; and a coupling member coupled to the lower surface of the circuit board, wherein the coupling member comprises: a head portion arranged on the lower surface of the circuit board and comprising a first side, a second side opposite the first side, a third side connected to the first side and the second side, and a fourth side opposite the third side; a first support portion extending from one end portion of the head portion in the vertical direction; a second support portion extending from the other end portion of the head portion in the vertical direction; a first elastic portion bent from the first support portion in an outward direction from the first support portion; a second elastic portion bent from the second support portion in an outward direction from the second support portion; a first detachment preventing portion extending from an end of the first elastic portion toward the first support portion; a second detachment preventing portion extending from an end of the second elastic portion toward the second support portion; a first leg portion extending from an end of the first detachment preventing portion toward the lower surface of the circuit board; and a second leg portion extending from an end of the second detachment preventing portion toward the lower surface of the circuit board, wherein the first leg portion has a plurality of first elastic pieces, the second leg portion has a plurality of second elastic pieces, the first elastic pieces of the first leg portion are inclined outwards from the first leg portion, and the second elastic pieces of the second leg portion are inclined outwards from the second leg portion.

公开(公告)号：US20220235913A1

公开(公告)日：2022-07-28

申请号：US17616323

申请日：2020-06-01

Applicant: LG INNOTEK CO., LTD.

Inventor： Dong Hyun LEE ,  Kwang Hyun KO ,  Kyoung Soo AHN

IPC: F21S43/20 ,  F21S43/31

Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; a resin layer covering the light source on the substrate; a light blocking layer having an opening portion on the resin layer; and a lens plate disposed on the light blocking layer, wherein the lens plate includes a light transmitting portion and a convex portion arranged on one surface or the other surface of the light transmitting portion, and the total area of the opening portions is 50% or less of an area of an emission surface through which light is emitted through the resin layer, and the interval between the lens plate and the light blocking layer may be greater than the length of the opening portion.