公开(公告)号：US12013611B2

公开(公告)日：2024-06-18

申请号：US18310756

申请日：2023-05-02

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: G02F1/13357 ,  F21V7/04

CPC classification number: G02F1/133603 ,  F21V7/04 ,  G02F1/133605 ,  G02F1/133606 ,  G02F1/133608 ,  G02F1/133611

Abstract: A display device including a display panel; a frame at a rear of the display panel; a substrate disposed on the frame between the display panel and the frame; a plurality of light sources mounted on the substrate, the light sources providing light for the display panel; a plurality of lenses respectively mounted on the plurality of light sources; a connector mounted on the substrate; and a reflecting sheet disposed on the substrate and the frame and including a plurality of holes into which the plurality of lenses is respectively inserted, wherein the reflecting sheet includes a cutting portion aligned with the connector such that the connector is disposed under the cutting portion of the reflecting sheet.

公开(公告)号：US10203087B2

公开(公告)日：2019-02-12

申请号：US15874682

申请日：2018-01-18

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: G09F13/04 ,  G09F13/08 ,  F21V7/00 ,  G02F1/1335 ,  F21Y105/10 ,  F21Y115/10

Abstract: A display device including a display panel; a frame at a rear of the display panel, the frame including a bottom and a sidewall extending from the bottom; a substrate on the frame; a plurality of light sources mounted on the substrate; and a reflecting sheet on the substrate. The reflecting sheet includes a first sheet part on the bottom and having a rectangular shape with a first long side, a second long side opposite the first long side, a first short side adjacent to the first long side and the second long side, and a second short side opposite the first short side, the first sheet part comprising a plurality of holes corresponding to the plurality of light sources; a second sheet part extended from the first sheet part toward the side wall of the frame; and a plurality of dots on the second sheet part, wherein the plurality of dots reduces a reflectance of light, and wherein a size of the plurality of dots increases from a corner of the second sheet part in a first direction parallel to the long sides and a second direction parallel to the short sides.

公开(公告)号：US09910316B2

公开(公告)日：2018-03-06

申请号：US15348622

申请日：2016-11-10

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: G02F1/1335 ,  F21V7/04

CPC classification number: G02F1/133603 ,  F21V7/04 ,  G02F1/133605 ,  G02F1/133606 ,  G02F1/133608 ,  G02F1/133611

Abstract: A backlight unit including a frame including a bottom and a sidewall extending from the bottom; at least one substrate located on the frame, and a plurality of light sources mounted on the at least one substrate; and a reflecting sheet located on the at least one substrate, further the reflecting sheet includes a first sheet part located on the bottom, the first sheet part including a plurality of holes corresponding to the plurality of the light sources; and a second sheet part extended from the first sheet part, the second sheet part including a horizontal dot area located along a long side of the reflecting sheet and a vertical dot area located along a short side of the reflecting sheet, and at least one of the horizontal dot area and the vertical dot area comprising first areas and second areas, also the first areas correspond to outermost holes among the plurality of holes, and the second areas are located between the first areas, in addition the first areas and the second areas include a plurality of dot areas, further each of the dot areas includes a plurality of dots, also a size of dots included in one of the plurality of dot areas is different from a size of dots included in another of the plurality of dot areas in the first area, in addition a size of dots included in one of the plurality of dot areas is different from a size of dots included in another of the plurality of dot areas in the second area, further the first and second areas comprise first dot areas, the first dot areas are positioned at a same distance between a first distance and a second distance from a line, the line being an imaginary line connecting the outermost holes along at least one of the long side and the short side of the reflecting sheet, and also a size of dots included in the first dot area of the first area is greater than a size of dots included in the first dot area of the second area.

公开(公告)号：US12000582B2

公开(公告)日：2024-06-04

申请号：US18086935

申请日：2022-12-22

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: F21V7/00 ,  F21Y105/10 ,  F21Y115/10 ,  G02F1/1335 ,  G02F1/13357

CPC classification number: F21V7/0066 ,  G02F1/133603 ,  G02F1/133605 ,  G02F1/133607 ,  G02F1/133611 ,  F21Y2105/10 ,  F21Y2115/10 ,  G02F1/133606

Abstract: A display device including a display panel; a frame at a rear of the display panel; a light source on a substrate between the display panel and the frame, the light source providing light for the display panel; and a reflecting sheet between the display panel and the frame, the reflecting sheet having a rectangular shape with a first long side, a second long side opposite the first long side, a first short side adjacent to the first long side and the second long side, and a second short side opposite the first short side, wherein the reflecting sheet includes a first sheet part forming a central area of the reflecting sheet; a second sheet part forming a side area of the reflecting sheet around the first sheet part, the second sheet part including dot areas; and a hole next to a border line between the first sheet part and the second sheet part, wherein at least one of the dot areas in the second sheet part is formed along the first short side or the second short side, wherein the at least one of the dot areas including a first dot area next to the hole in a parallel direction of the first long side or the second long side and a second dot area next to the first dot area in a parallel direction of the first short side or the second short side, and wherein a density of dots in the first dot area is different from a density of dots in the second dot area.

公开(公告)号：US11579487B2

公开(公告)日：2023-02-14

申请号：US17674335

申请日：2022-02-17

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: G02F1/13357 ,  F21V7/04

Abstract: A display device includes a display panel; a frame at a rear of the display panel; a light source between the display panel and the frame, the light source providing light for the display panel; and a reflecting sheet between the display panel and the frame, the reflecting sheet having a rectangular shape with a first long side, a second long side opposite the first long side, a first short side adjacent to the first long side and the second long side, and a second short side opposite the first short side.

公开(公告)号：US10883703B2

公开(公告)日：2021-01-05

申请号：US16244751

申请日：2019-01-10

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: F21V7/00 ,  G02F1/13357 ,  F21Y105/10 ,  F21Y115/10

Abstract: A display device includes a display panel; a frame at a rear of the display panel, the frame including a bottom and a sidewall extending from the bottom; a substrate on the frame; a light source mounted on the substrate; a reflective lens mounted on the light source, wherein the lens includes an upper surface having a concave portion, a lower surface, and a side surface, and the upper surface of the reflective lens reflecting at least a first part of light emitted from the light source toward the sidewall of the frame through the side surface of the reflective lens; and a plurality of dots between the substrate and the reflective lens and configured to absorb at least a second part of light from the light source. Further, the plurality of dots are arranged around the light source and in an area within a boundary of the lower surface of the reflective lens.

公开(公告)号：US10203549B2

公开(公告)日：2019-02-12

申请号：US15881184

申请日：2018-01-26

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: G02F1/1335 ,  F21V7/04

Abstract: A backlight unit can include a frame including a bottom and a sidewall extending from the bottom; at least one substrate located on the frame, and a plurality of light sources mounted on the at least one substrate; and a reflecting sheet located on the at least one substrate, in which the reflecting sheet includes a first sheet part located on the bottom, the first sheet part including a plurality of holes corresponding to the plurality of the light sources; and a second sheet part extended from the first sheet part, the second sheet part including a horizontal dot area located along a long side of the reflecting sheet and a vertical dot area located along a short side of the reflecting sheet, and at least one of the horizontal dot area and the vertical dot area comprising first areas and second areas. Further, the first areas correspond to outermost holes among the plurality of holes, and the second areas are located between the first areas, the first areas and the second areas include a plurality of dot areas, each of the dot areas includes a plurality of dots, a size of dots included in one of the plurality of dot areas is different from a size of dots included in another of the plurality of dot areas in the first area, a size of dots included in one of the plurality of dot areas is different from a size of dots included in another of the plurality of dot areas in the second area.

公开(公告)号：US09523885B2

公开(公告)日：2016-12-20

申请号：US14928962

申请日：2015-10-30

Applicant: LG ELECTRONICS INC.

Inventor： Sewon Oh ,  Eunseok Kim

IPC: G09F13/04 ,  G02F1/1335

CPC classification number: G02F1/133605 ,  G02F1/133603 ,  G02F1/133606 ,  G02F1/133608 ,  G02F1/133611

Abstract: A backlight unit is discussed, which includes a frame including a bottom and a sidewall extending from the bottom; at least one substrate located on the frame, and a plurality of light sources mounted on the at least one substrate; and a reflecting sheet located on the at least one substrate, wherein the reflecting sheet includes: a first sheet part located on the bottom, the first sheet part including a plurality of holes corresponding to the plurality of the light sources; a second sheet part extended from the first sheet part, the second sheet part including first areas and second areas; and a third sheet part extended from the second sheet part and located on the sidewall.

Abstract translation: 讨论了一种背光单元，其包括从底部延伸的底部和侧壁的框架; 位于所述框架上的至少一个基板和安装在所述至少一个基板上的多个光源; 以及位于所述至少一个基板上的反射片，其中所述反射片包括：位于所述底部的第一片部分，所述第一片部分包括对应于所述多个光源的多个孔; 从第一片部分延伸的第二片部分，第二片部分包括第一区域和第二区域; 以及从第二片部延伸并位于侧壁上的第三片部分。