公开(公告)号：US20170017089A1

公开(公告)日：2017-01-19

申请号：US15205754

申请日：2016-07-08

Applicant: LG ELECTRONICS INC.

Inventor： Wootae KIM ,  Jinbeom KIM

IPC: G02B27/22 ,  G02B5/136

CPC classification number: G02B27/2292 ,  B29D11/00596 ,  B29D11/00865 ,  B29D11/00932 ,  G02B5/124 ,  G02B5/136 ,  G02B17/002 ,  G02B17/006

Abstract: Discussed is a manufacturing method of a micro mirror array including forming a mirror surface on a polymer film, bonding a plurality of polymer films, each having the mirror surface formed thereon, cutting the bonded polymer films to manufacture a primary micro mirror array, forming an additional mirror surface on the manufactured primary micro mirror array, bonding a plurality of primary micro mirror arrays, each having the additional mirror surface formed thereon, and cutting the bonded primary micro mirror arrays. The micro mirror array is used to form a high-quality floating image.

Abstract translation: 讨论的是微镜阵列的制造方法，其包括在聚合物膜上形成镜面，将多个聚合物膜接合，每个具有形成在其上的镜面，切割粘合的聚合物膜以制造初级微镜阵列，形成 在制造的初级微镜阵列上的另外的镜面，粘合多个初级微镜阵列，每个具有形成在其上的附加镜面，并切割结合的初级微镜阵列。 微镜阵列用于形成高质量的浮动图像。

公开(公告)号：US20220326570A1

公开(公告)日：2022-10-13

申请号：US17618170

申请日：2020-02-06

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Wootae KIM ,  Moongi JEONG ,  Changguk LEE ,  Jinseok LEE

IPC: G02F1/13357 ,  H01L33/50 ,  H01L33/00

Abstract: Discussed is a backlight unit, including a base substrate; a partition wall on the base substrate and including a plurality of grooves; semiconductor light-emitting devices on the base substrate and in the plurality of grooves, respectively; a phosphor layer defined in each of the plurality of grooves to cover the semiconductor light-emitting devices and absorbs light in a specific wavelength band to emit light in a wavelength band different from the light in the specific wavelength band; a light diffusion layer that above the phosphor layer and diffuses light; and a spacer between the partition wall and the light diffusion layer, wherein the spacer includes: a body part attached to the partition wall; and a protruding part protruding in a direction toward the light diffusion layer and attached to the light diffusion layer, such that the light diffusion layer and the phosphor layer are spaced apart from each other.