公开(公告)号：US20240427191A1

公开(公告)日：2024-12-26

申请号：US18826640

申请日：2024-09-06

Applicant: LG ELECTRONICS INC.

Inventor： Yongjin KIM ,  Munheon HONG ,  Chilkeun PARK ,  Sangcheon KIM ,  Mangeun KIM

IPC: G02F1/13357 ,  F21V7/00 ,  F21V8/00 ,  F21V11/16 ,  F21Y105/00 ,  G02F1/1333 ,  G02F1/1335

Abstract: A display device including a liquid crystal panel, a backlight unit providing light to the liquid crystal panel, and a lower cover, wherein the backlight unit is disposed between the liquid crystal panel and the lower cover, and wherein the backlight unit includes a first circuit substrate and a second circuit substrate on the lower cover, a plurality of light sources disposed on the first circuit substrate and a second circuit substrate, a gap between the first circuit substrate and a second circuit substrate, a reflection layer disposed on the first circuit substrate, a second circuit substrate and the gap, a first adhesive disposed between the first circuit substrate and the reflection layer, and a second adhesive disposed between the second circuit substrate and the reflection layer, wherein the first and second circuit substrates and the reflection layer are partially connected through the first and second adhesive.

公开(公告)号：US20230352643A1

公开(公告)日：2023-11-02

申请号：US17793295

申请日：2020-01-21

Applicant: LG ELECTRONICS INC.

Inventor： Byoungkwon CHO ,  Junghoon KIM ,  Byungjun KANG ,  Chilkeun PARK

IPC: H01L33/62 ,  H01L25/075 ,  H01L33/38

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/38

Abstract: Discussed is a display device including a base portion, assembled electrodes extending along one direction on the base portion, a dielectric layer to cover the assembled electrodes, a partition wall portion on the dielectric layer while forming a plurality of cells, and a plurality of semiconductor light emitting diodes seated in the plurality of cells, respectively and to emit light of different colors. The plurality of semiconductor light emitting diodes emitting different colors include recessed portions having different shapes. Further, a surface of the plurality of cells includes a solder portion protruding to correspond to the recessed portions of the plurality of semiconductor light emitting diodes seated in the plurality of cells, respectively.

公开(公告)号：US20170059937A1

公开(公告)日：2017-03-02

申请号：US15351136

申请日：2016-11-14

Applicant: LG ELECTRONICS INC.

Inventor： Yongjin KIM ,  Munheon HONG ,  Chilkeun PARK ,  Sangcheon KIM ,  Mangeun KIM

IPC: G02F1/1335

CPC classification number: G02F1/133606 ,  F21V7/00 ,  F21V7/0025 ,  F21V11/16 ,  F21Y2105/00 ,  G02B6/0055 ,  G02B6/0061 ,  G02B6/0096 ,  G02F1/133603 ,  G02F1/133605 ,  G02F1/133611 ,  G02F2001/133388 ,  G02F2001/133612 ,  G02F2001/133613 ,  G02F2001/133614 ,  G02F2202/28

Abstract: A lighting device including a circuit substrate; a plurality of light sources disposed on the circuit substrate; a reflection layer disposed on the circuit substrate, the reflection layer comprising a plurality of openings where respective light sources are located; a plurality of absorbers disposed at an edge of the reflection layer and at an angle with respect to the reflection layer, wherein first areas aligned with the respective light sources have a greater density of the plurality of absorbers than second areas between the first areas; and an optical sheet disposed on the light sources. In addition, a central axis of a corresponding first area matches a central axis of a corresponding light source.

Abstract translation: 1.一种照明装置，包括电路基板; 设置在电路基板上的多个光源; 设置在所述电路基板上的反射层，所述反射层包括多个开口，各个光源位于所述多个开口处; 设置在所述反射层的边缘并且相对于所述反射层成一定角度的多个吸收体，其中与所述各个光源对准的第一区域具有比所述第一区域之间的第二区域更大的所述多个吸收体的密度; 以及设置在光源上的光学片。 此外，相应的第一区域的中心轴与相应的光源的中心轴相匹配。

公开(公告)号：US20140204575A1

公开(公告)日：2014-07-24

申请号：US14108913

申请日：2013-12-17

Applicant: LG ELECTRONICS INC.

Inventor： Kyoungwoo JO ,  Misook KIM ,  Chilkeun PARK ,  Sangcheon KIM ,  Boyeon SIM

IPC: F21V13/10

CPC classification number: F21V13/10 ,  G02F1/133555 ,  G02F1/133605 ,  G02F1/133606 ,  G02F1/133611 ,  G02F2203/09

Abstract: An apparatus for planar lighting configurable with light emitting devices is disclosed. The apparatus for planar lighting includes a plurality of light sources arranged on a circuit board; a reflective layer disposed on the circuit board; a transmission regulation layer disposed on the reflective layer and provided with a hole pattern allowing light to be transmitted therethrough, wherein a size of the hole disposed proximate to the light source is smaller than a size of the hole disposed between adjacent two light sources; a spacer disposed between the reflective layer and the transmission regulation layer such that the spacer maintains a distance between the reflective layer and the transmission regulation layer, wherein the spacer comprises at least one protrusion formed by bending a plate member; and an optical sheet disposed on the transmission regulation layer.

Abstract translation: 公开了一种可配置有发光器件的平面照明装置。 平面照明装置包括布置在电路板上的多个光源; 设置在电路板上的反射层; 传输调节层，其设置在所述反射层上并且设置有允许光透射的孔图案，其中设置在所述光源附近的所述孔的尺寸小于设置在相邻的两个光源之间的孔的尺寸; 设置在所述反射层和所述传输调节层之间的间隔件，使得所述间隔件保持所述反射层和所述传输调节层之间的距离，其中所述间隔件包括通过弯曲板构件形成的至少一个突起; 以及设置在传输调节层上的光学片。

公开(公告)号：US20240372041A1

公开(公告)日：2024-11-07

申请号：US18685024

申请日：2021-08-20

Applicant: LG ELECTRONICS INC.

Inventor： Byoungkwon CHO ,  Jaehyuk LEE ,  Wonseok CHOI ,  Chilkeun PARK

IPC: H01L33/42 ,  H01L25/075 ,  H01L33/54 ,  H01L33/62

Abstract: A lens driving device according to an embodiment includes a substrate, a first frame including a lens and disposed on the substrate, a second frame on which the first frame is placed and a third frame on which the second frame is disposed. The first frame may move in a Z-axis direction, the second frame may tilt in X-axis and Y-axis directions and rotate around the Z axis, and the third frame may include a stopper structure to limit tilting and rotation of the second frame.

公开(公告)号：US20240332453A1

公开(公告)日：2024-10-03

申请号：US18692202

申请日：2021-09-14

Applicant: LG ELECTRONICS INC.

Inventor： Jaehyuk LEE ,  Chilkeun PARK ,  Byoungkwon CHO ,  Sungmin PARK

IPC: H01L33/20 ,  H01L25/075 ,  H01L33/44

CPC classification number: H01L33/20 ,  H01L25/0753 ,  H01L33/44

Abstract: The semiconductor light emitting device may include a light emitting unit, a first electrode on the bottom and side of the light emitting unit, and a second electrode on the top of the light emitting unit, a plurality of trenches on the sides of the light emitting unit, and a passivation layer on a side of the light emitting unit, and an end of the passivation layer may be located in one of the plurality of trenches.

公开(公告)号：US20230039615A1

公开(公告)日：2023-02-09

申请号：US17974097

申请日：2022-10-26

Applicant: LG ELECTRONICS INC.

Inventor： Yongjin KIM ,  Munheon HONG ,  Chilkeun PARK ,  Sangcheon KIM ,  Mangeun KIM

IPC: G02F1/13357 ,  F21V11/16 ,  F21V7/00

Abstract: A display device including a lower cover; a circuit substrate on the lower cover; a plurality of light sources disposed on a first portion of the circuit substrate; a reflection layer disposed on a second portion of the circuit substrate; a first adhesive disposed between the second portion of the circuit substrate and the reflection layer; a light regulator including light regulating patterns disposed in the reflection layer; and an optical sheet disposed on the light sources.

公开(公告)号：US20190137841A1

公开(公告)日：2019-05-09

申请号：US16091346

申请日：2016-11-04

Applicant: LG ELECTRONICS INC.

Inventor： Sangmo KOO ,  Munheon HONG ,  Chilkeun PARK

IPC: G02F1/163 ,  G02F1/155 ,  B60J3/04

Abstract: The present invention relates to an electrochromic device having an improved color changing speed. The present invention provides an electrochromic device comprising: a first transparent electrode; a second transparent electrode facing the first transparent electrode; a first bus electrode of a predetermined pattern formed on an upper surface of the first transparent electrode; an electrolyte layer positioned between the first bus electrode and the second transparent electrode; a first electrochromic layer positioned between the first transparent electrode and the electrolyte layer and coming in contact with the electrolyte layer; and a passivation layer formed between the first bus electrode and the electrochromic layer so as to prevent contact of the first bus electrode and the electrochromic layer, and encompassing the first bus electrode. According to the present invention, the electrochromic speed of a large area electrochromic device can be improved.

公开(公告)号：US20140347861A1

公开(公告)日：2014-11-27

申请号：US14455569

申请日：2014-08-08

Applicant: LG ELECTRONICS INC.

Inventor： Yongjin KIM ,  Munheon HONG ,  Chilkeun PARK ,  Sangcheon KIM ,  Mangeun Kim

IPC: F21V7/00

CPC classification number: G02F1/133606 ,  F21V7/00 ,  F21V7/0025 ,  F21V11/16 ,  F21Y2105/00 ,  G02B6/0055 ,  G02B6/0061 ,  G02B6/0096 ,  G02F1/133603 ,  G02F1/133605 ,  G02F1/133611 ,  G02F2001/133388 ,  G02F2001/133612 ,  G02F2001/133613 ,  G02F2001/133614 ,  G02F2202/28

Abstract: A planar lighting device includes a circuit substrate, a plurality of light sources disposed on the circuit substrate, a reflection layer disposed on the circuit substrate, the reflection layer including a first region having a plurality of openings where the respective light sources are located, and a second region connected to the first region, wherein the second region is bent in a direction from the first region, a hole pattern having a plurality of holes provided in the second region of the reflection layer, wherein at least two holes of the hole pattern are different in size, and an optical sheet disposed on the light sources.

Abstract translation: 平面照明装置包括电路基板，设置在电路基板上的多个光源，设置在电路基板上的反射层，反射层包括具有各光源所在的多个开口的第一区域，以及 连接到所述第一区域的第二区域，其中所述第二区域沿着从所述第一区域的方向弯曲，所述孔图案具有设置在所述反射层的所述第二区域中的多个孔，其中所述孔图案的至少两个孔 尺寸不同，并且设置在光源上的光学片。

公开(公告)号：US20240421258A1

公开(公告)日：2024-12-19

申请号：US18709423

申请日：2021-11-12

Applicant: LG ELECTRONICS INC.

Inventor： Wonjae CHANG ,  Chilkeun PARK ,  Jaewon CHANG

IPC: H01L33/40 ,  H01L25/075 ,  H01L33/38 ,  H01L33/44 ,  H01L33/62

Abstract: The display device includes a substrate, a first and second assembly wirings on the substrate, a partition having a hole on the first and second assembly wirings, and a semiconductor light emitting device in the hole, wherein the hole configured to have an inner side with a first obtuse angle to a lower side, and wherein the semiconductor light emitting device configured to have at least one side having a second obtuse angle with respect to the lower side.