公开(公告)号：US20240411176A1

公开(公告)日：2024-12-12

申请号：US18700879

申请日：2021-10-13

Applicant: LG ELECTRONICS INC.

Inventor： Geunhwan KIM ,  Juyoung JOUNG ,  Woongjoon HWANG

IPC: G02F1/13357

Abstract: A display device is disclosed. The display device may include: a display panel; a frame positioned behind the display panel; a substrate positioned between the display panel and the frame, and coupled to the frame; a plurality of light sources positioned on the substrate and providing light to the display panel; a diffusion plate positioned between the display panel and the plurality of light sources; and a film coupled to the substrate between the diffusion plate and the substrate, and through which the plurality of light sources pass, wherein the film includes a spacer depressed toward the diffusion plate from a rear surface of the film and supporting the diffusion plate.

公开(公告)号：US20200319510A1

公开(公告)日：2020-10-08

申请号：US16904351

申请日：2020-06-17

Applicant: LG ELECTRONICS INC.

Inventor： Kyungjoon LEE ,  Uihyung LEE ,  Juyoung JOUNG ,  Wondo KEE ,  Minho KIM ,  Woongjoon HWANG ,  Jaeyoon JEONG ,  Bohee KANG ,  Manhyuck HAN ,  Jiu MYEONG

IPC: G02F1/13357

Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.

公开(公告)号：US20200166695A1

公开(公告)日：2020-05-28

申请号：US16636893

申请日：2018-04-18

Applicant: LG ELECTRONICS INC.

Inventor： Woongjoon HWANG ,  Jeonghwan HWANG ,  Hyongil KIL ,  Minho KIM ,  Jinsin PARK ,  Heumseok BAEK ,  Yongmin JUNG ,  Juyoung JOUNG

IPC: F21V8/00

Abstract: A display device is disclosed. The display device of the present invention comprises: a display panel; a frame positioned at the back of the display panel; a main optical assembly positioned on the frame between the display panel and the frame; and a side optical assembly positioned on the frame between the display panel and the frame, and positioned adjacent to the main optical assembly, wherein the frame comprises: a bottom forming a lower surface; and a side support extending from the bottom toward one side of the display panel, wherein: the side support is closer to the display panel than the bottom; the main optical assembly is positioned on the bottom; and the side optical assembly can be positioned on the side support.

公开(公告)号：US20160187573A1

公开(公告)日：2016-06-30

申请号：US14980734

申请日：2015-12-28

Applicant: LG ELECTRONICS INC.

Inventor： Jaehyeok KIM ,  Wondo KEE ,  Woongjoon HWANG ,  Jeoungoun LEE ,  Dohan PARK

IPC: F21V8/00

CPC classification number: G02B6/0088 ,  G02B6/0055 ,  G02B6/0083 ,  G02B6/0085 ,  G02B6/009 ,  G02F1/133308 ,  G02F1/133608 ,  G02F1/133615 ,  G02F2001/133314

Abstract: A backlight unit and a display device including the same are provided. The display device includes: a bottom cover; a backlight unit in which a light assembly is disposed in at least one corner area of the bottom cover; and a light arriving portion formed by bending at least one corner area of the bottom cover, wherein the backlight unit includes: a substrate coupled to the light arriving portion and in which a first surface in which the light assembly is disposed and a second surface bent from the first surface are provided, and at the first and second surfaces, a plurality of leads connected to the light assembly are disposed.

Abstract translation: 提供背光单元和包括其的显示装置。 显示装置包括：底盖; 背光单元，其中灯组件设置在所述底盖的至少一个角区域中; 以及通过弯曲所述底盖的至少一个角区域形成的光到达部分，其中所述背光单元包括：耦合到所述光到达部分的基板，其中所述灯组件设置在所述第一表面中，并且第二表面弯曲 设置从第一表面，并且在第一表面和第二表面处设置与灯组件连接的多个引线。

公开(公告)号：US20240168330A1

公开(公告)日：2024-05-23

申请号：US18389454

申请日：2023-11-14

Applicant: LG ELECTRONICS INC.

Inventor： Chanseob SHIN ,  Woongjoon HWANG ,  Uihyung LEE ,  Baekki LEE

IPC: G02F1/13357

CPC classification number: G02F1/133605 ,  G02F1/133608

Abstract: A display device is provided. The display device includes: a display panel; a frame disposed at a rear of the display panel; a substrate and an optical assembly which are disposed between the display panel and the frame and are disposed on the frame, wherein the frame includes: a bottom having a first optical distance from the display panel; and a side support having a second optical distance, which is smaller than the first optical distance, from the display panel, wherein the substrate includes: a first plurality of substrates disposed on the bottom of the frame; and a second plurality of substrates disposed on the side support of the frame, wherein a spacing between the first plurality of substrates is greater than a spacing between the second plurality of substrates.

公开(公告)号：US20150300594A1

公开(公告)日：2015-10-22

申请号：US14603516

申请日：2015-01-23

Applicant: LG ELECTRONICS INC.

Inventor： Kyungjoon LEE ,  Woongjoon HWANG ,  Juyoung JOUNG

IPC: F21V5/04 ,  G02B19/00

CPC classification number: F21V5/04 ,  G02B6/0021 ,  G02B6/0031 ,  G02B6/0068 ,  G02B6/0073 ,  G02B19/0028 ,  G02B19/0047 ,  G02B19/0061 ,  G02B2207/113 ,  G02F1/133603 ,  G09F13/14 ,  H01L33/58

Abstract: The present invention provides an optical assembly, a backlight unit having the same, and a display apparatus thereof, and the optical assembly includes: a light emitting device; and a lens disposed above the light emitting device, and the lens has: a lower surface portion through which light emitted from the light emitting device travels inside; an upper surface portion that totally reflects at least some of the light traveling inside through the lower surface portion, downward to the side; and a side portion through which the light totally reflected from the upper surface portion is discharged to the outside.

Abstract translation: 本发明提供了一种光学组件，具有该组件的背光单元及其显示装置，并且该光学组件包括：发光装置; 以及设置在所述发光器件上方的透镜，并且所述透镜具有：从所述发光器件发射的光在其内部行进的下表面部分; 上表面部分，其全部反射通过下表面部分向内行进的至少一些光; 并且从上表面部分全反射的光被排出到外侧的侧部。

公开(公告)号：US20230004047A1

公开(公告)日：2023-01-05

申请号：US17855191

申请日：2022-06-30

Applicant: LG ELECTRONICS INC.

Inventor： Seungse KIM ,  Juyoung Joung ,  Minho KIM ,  Woongjoon HWANG ,  Dukil SUH

IPC: G02F1/13357 ,  G02F1/1333 ,  G02F1/1335

Abstract: Disclosed is a display device. The display device of the present disclosure may include: a display panel; a frame located at a rear side of the display panel; a substrate located between the display panel and the frame, wherein the substrate is coupled to the frame and extends in a longitudinal direction; a plurality of light sources mounted on the substrate, wherein each of the plurality of light sources are spaced apart from each other in the longitudinal direction of the substrate; a plurality of lenses coupled to the substrate, wherein the plurality of lenses cover the plurality of light sources; and a bar coupled to the substrate, wherein the bar connects each of the plurality of lenses.

公开(公告)号：US20220373842A1

公开(公告)日：2022-11-24

申请号：US17772277

申请日：2019-10-28

Applicant: LG ELECTRONICS INC.

Inventor： Soowang SEONG ,  Seungwoong MOON ,  Juyoung JOUNG ,  Woongjoon HWANG

IPC: G02F1/13357 ,  G02F1/1333

Abstract: A display device according to the present invention comprises: a display panel; a middle cabinet for mounting the display panel; and a foam pad which is interposed between the display panel and the middle cabinet, and has a light absorbing material formed in either an area having a contact surface with the display panel or a contact surface with the middle cabinet. The display device of the present invention may be connected to an artificial intelligence module, a robot, an augmented reality (AR) device, a virtual reality (VR) device, a device related to a 5G service, etc.

公开(公告)号：US20150369454A1

公开(公告)日：2015-12-24

申请号：US14767829

申请日：2013-02-14

Applicant: LG ELECTRONICS INC

Inventor： Kyungjoon LEE ,  Wondo KEE ,  Jihee PARK ,  Woongjoon HWANG ,  Juyoung JOUNG

IPC: F21V13/04 ,  F21V5/00 ,  F21K99/00

CPC classification number: F21V13/04 ,  F21K9/62 ,  F21V5/005 ,  G02F1/133603 ,  G02F1/133605 ,  G02F1/133606 ,  G02F2001/133607

Abstract: A display apparatus according to an embodiment of the present disclosure comprises: a substrate; a light-emitting unit including a light emitting element mounted on the substrate and a lens placed above the light-emitting element; a reflective layer placed on the upper surface of the substrate; an optical sheet placed above the reflective layer and placed at a height at which the optical sheet is spaced from the light-emitting unit; and a display panel placed on the upper surface of the optical sheet, wherein the lens has a cutout portion formed therein by depressing a part of the side surface thereof toward the center thereof, thereby providing an anisotropic light distribution.

Abstract translation: 根据本公开的实施例的显示装置包括：基板; 包括安装在基板上的发光元件和位于发光元件上方的透镜的发光单元; 反射层，其设置在所述基板的上表面上; 光学片放置在反射层上方并放置在光学片与发光单元间隔开的高度处; 以及放置在光学片的上表面上的显示面板，其中透镜通过将其侧表面的一部分朝向其中心压下而形成在其中，从而提供各向异性的光分布。