公开(公告)号：US10180591B2

公开(公告)日：2019-01-15

申请号：US15719374

申请日：2017-09-28

Applicant: LG ELECTRONICS INC.

Inventor： Dongil Lee ,  Sangho Choi ,  Jungkyu Park ,  Myungwhun Chang ,  Sungwook Han

IPC: G02F1/1333 ,  H05K7/20

Abstract: There is disclosed a display device comprising a front case, a display panel spaced apart from the front case to define a first space therebetween, a backlight unit coupled to a rear surface of the display panel, a middle frame spaced apart from a rear surface of the backlight unit to define a second space therebetween, a rear case spaced apart from a rear surface of the middle frame to define a third space therebetween, wherein the rear case is coupled to the front case to enclose the first space, the second space, and the third space such that air is not permitted to flow between the first, second, and third spaces and an exterior of the display device, a closed cooling unit disposed such that air is permitted to flow between the closed cooling unit and the first, second, and third spaces, a closed heat exchange unit disposed at the rear case and configured such that air is permitted to flow between the closed heat exchange unit and the first, second, and third spaces via the closed cooling unit, an open heat exchange unit disposed at the rear case and configured such that air is permitted to flow between the open heat exchange unit and the exterior of the display device, wherein the open heat exchange unit is further configured to exchange heat with the closed heat exchange unit and an open cooling unit configured to exhaust air from the open heat exchange unit to the exterior of the display device.

公开(公告)号：US11003022B2

公开(公告)日：2021-05-11

申请号：US16970612

申请日：2018-05-10

Applicant: LG ELECTRONICS INC.

Inventor： Donghyun Kim ,  Yanghyun Kim ,  Myungwhun Chang ,  Jonggon Shin

IPC: G02F1/13357 ,  G02F1/1335

Abstract: A display device is disclosed. The display device includes a display panel; a first substrate positioned in a rear of the display panel; a second substrate positioned in the rear of the display panel and adjacent to the first substrate; a plurality of first light sources mounted on the first substrate and configured to provide light to the display panel; a plurality of second light sources mounted on the second substrate and configured to provide light to the display panel; and a first reflective sheet positioned on the first substrate, the first reflective sheet including a plurality of first holes formed corresponding to positions of the plurality of first light sources, wherein in the plurality of first holes, an area of a first hole formed corresponding to a position of a first light source close to a boundary of the first substrate and the second substrate may be greater than an area of a second hole formed corresponding to a position of a second light source far from the boundary of the first substrate and the second substrate.

公开(公告)号：US11984469B2

公开(公告)日：2024-05-14

申请号：US17323734

申请日：2021-05-18

Applicant: LG ELECTRONICS INC.

Inventor： Myungwhun Chang ,  Yanghyun Kim ,  Jonghwa Won ,  Donghyun Kim ,  Jonggon Shin ,  Jongjin Woo ,  Kimun Paik

IPC: H01L27/15 ,  H01L33/38 ,  H01L33/62

CPC classification number: H01L27/156 ,  H01L33/382 ,  H01L33/62

Abstract: A display device includes a base substrate having an electrode pad on a front surface thereof, a light emitting device provided on the base substrate and connected to the electrode pad, a first molding configured to cover at least a part of the electrode pad by avoiding an area in which the light emitting device is provided, and a second molding configured to cover the light emitting device and the first molding.

公开(公告)号：US10729042B2

公开(公告)日：2020-07-28

申请号：US16283621

申请日：2019-02-22

Applicant: LG ELECTRONICS INC.

Inventor： Myungwhun Chang ,  Donghyun Kim ,  Yanghyun Kim ,  Jonggon Shin ,  Jongjin Woo ,  Sangho Choi ,  Jinkyo Han

IPC: H05K7/20 ,  H05K5/00 ,  H05K5/03

Abstract: Provided is a display device. The display device includes a display panel and at least one cooler configured to dissipate heat of the display panel. The at least one cooler includes a vapor chamber including a high temperature heated by the display panel and a low temperature connected to the high temperature portion through a connection portion and spaced apart from the display panel, a fan spaced apart from the vapor chamber to blow air toward the vapor chamber, and an air guide configured to guide the air blown from the fan to the low temperature portion.