公开(公告)号：US11757068B2

公开(公告)日：2023-09-12

申请号：US17180390

申请日：2021-02-19

Applicant: LG INNOTEK CO., LTD.

Inventor： Sa Rum Han ,  Dong Il Eom ,  Young Hun Ryu

IPC: H01L33/50 ,  H01L33/56 ,  H01L25/075 ,  G02B5/02

CPC classification number: H01L33/502 ,  G02B5/0205 ,  H01L25/0753 ,  H01L33/56 ,  H01L33/507

Abstract: A lighting module according to an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed in N rows (N is an integer of 1 or more) on the substrate; a first resin layer covering the plurality of light emitting devices; a first diffusion layer disposed on the first resin layer and diffusing light emitted from the first resin layer; and a second diffusion layer disposed on the first diffusion layer and diffusing light emitted from the first diffusion layer, wherein the first diffusion layer includes a diffusing agent, and the second diffusion layer includes at least one of a phosphor and ink particles.

公开(公告)号：US10957825B2

公开(公告)日：2021-03-23

申请号：US16138734

申请日：2018-09-21

Applicant: LG INNOTEK CO., LTD.

Inventor： Sa Rum Han ,  Dong Il Eom ,  Young Hun Ryu

IPC: H01L33/50 ,  H01L33/58 ,  H01L33/56 ,  H01L25/075 ,  G02B5/02

Abstract: A lighting module according to an embodiment of the invention includes: a substrate; a plurality of light emitting devices disposed in N rows (N is an integer of 1 or more) on the substrate; a first resin layer covering the plurality of light emitting devices; a first diffusion layer disposed on the first resin layer and diffusing light emitted from the first resin layer; and a second diffusion layer disposed on the first diffusion layer and diffusing light emitted from the first diffusion layer, wherein the first diffusion layer includes a diffusing agent, and the second diffusion layer includes at least one of a phosphor and ink particles.