公开(公告)号：US20190056547A1

公开(公告)日：2019-02-21

申请号：US16030866

申请日：2018-07-10

Applicant: Samsung Display Co. Ltd.

Inventor： Seong Yong Hwang ,  Tae Gil Kang ,  Sang Won Lee

IPC: F21V8/00

CPC classification number: G02B6/0026 ,  G02B6/0023

Abstract: An optical member includes a light guide plate having a top surface, a bottom surface, and side surfaces that connect the top surface and the bottom surface three-dimensionally and have a smaller area than the top surface and the bottom surface, a low refractive layer disposed on a side surface of the light guide plate and having a lower refractive layer than the light guide plate, and a wavelength conversion layer disposed on the low refractive layer, the wavelength conversion layer receiving first wavelength light and converting the first wavelength light into second wavelength light, which is of a different wavelength band from the first wavelength light.

公开(公告)号：US11752750B2

公开(公告)日：2023-09-12

申请号：US17879227

申请日：2022-08-02

Applicant: Samsung Display Co., LTD.

Inventor： Jae Suk Yoo ,  Young Su Kim ,  Sang Won Lee ,  Kyu Ho Jung

IPC: B32B37/10 ,  B32B3/04

CPC classification number: B32B37/10 ,  B32B3/04 ,  B32B2037/1063 ,  B32B2457/20

Abstract: A display device manufacturing apparatus includes a support portion including a core portion and a conductive portion disposed over the core portion. The core portion includes a first flat surface extending in a first direction; a second flat surface extending in the first direction and being opposite to the first flat surface; and a curved surface extending between the first flat surface and the second flat surface. The conductive portion includes a first flat conductive portion overlapping the first flat surface of the core portion in a second direction; a second flat conductive portion overlapping the second flat surface of the core portion in the second direction; and a curved conductive portion extending between the first flat conductive portion and the second flat conductive portion.

公开(公告)号：US10928577B2

公开(公告)日：2021-02-23

申请号：US16661266

申请日：2019-10-23

Applicant: Samsung Display Co. Ltd.

Inventor： Seong Yong Hwang ,  Jin Ho Park ,  Tae Gil Kang ,  Hyuk Hwan Kim ,  Sang Won Lee ,  Jae Jin Choi

IPC: F21V8/00 ,  G02F1/13357 ,  G02B5/02 ,  G02F1/1335

Abstract: An optical member includes a light guide plate, a first low refractive layer, a wavelength conversion layer, and a passivation layer. The first low refractive layer is disposed on the light guide plate. A refractive index of the first low refractive layer is smaller than a refractive index of the light guide plate. The wavelength conversion layer is disposed on the first low refractive layer. The passivation layer is disposed on the wavelength conversion layer. The passivation layer covers a side surface of the wavelength conversion layer and a side surface of the first low refractive layer on at least one side.

公开(公告)号：US10908457B2

公开(公告)日：2021-02-02

申请号：US16049812

申请日：2018-07-31

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Won Lee ,  Sung Kyu Shim ,  Seong Yong Hwang

IPC: G02F1/1335 ,  G02F1/13357

Abstract: An optical member and display device, the optical member including a diffuser plate, a wavelength conversion layer disposed on a top surface of the diffuser plate, a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer on at least one side thereof, and a diffusing pattern layer disposed on and in direct contact with a bottom surface of the diffuser plate and containing diffusion particles.

公开(公告)号：US10809437B2

公开(公告)日：2020-10-20

申请号：US16030866

申请日：2018-07-10

Applicant: Samsung Display Co. Ltd.

Inventor： Seong Yong Hwang ,  Tae Gil Kang ,  Sang Won Lee

IPC: G02B6/00 ,  F21V8/00

Abstract: An optical member includes a light guide plate having a top surface, a bottom surface, and side surfaces that connect the top surface and the bottom surface three-dimensionally and have a smaller area than the top surface and the bottom surface, a low refractive layer disposed on a side surface of the light guide plate and having a lower refractive layer than the light guide plate, and a wavelength conversion layer disposed on the low refractive layer, the wavelength conversion layer receiving first wavelength light and converting the first wavelength light into second wavelength light, which is of a different wavelength band from the first wavelength light.

公开(公告)号：US10725225B2

公开(公告)日：2020-07-28

申请号：US16159527

申请日：2018-10-12

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Sul An ,  Ji Won Lee ,  Sang Won Lee ,  Seung Beom Park

IPC: G02F1/1335 ,  F21V8/00 ,  G09G3/20 ,  G02B5/00 ,  G02F1/13357 ,  G02F1/1333

Abstract: A display device is provided. The display device includes a light source; an optical member including a light guide plate, which has a first side surface facing the light source, and a light transmission blocking pattern, which is disposed along an edge of an upper surface of the light guide plate to transmit ultraviolet light and block visible light; a display panel disposed on the optical member; and a light shielding resin disposed between the optical member and the display panel and configured to overlap the light transmission blocking pattern and couple the optical member with the display panel.

公开(公告)号：US09519161B2

公开(公告)日：2016-12-13

申请号：US14295683

申请日：2014-06-04

Applicant: Samsung Display Co., Ltd.

Inventor： Yeong Bae Lee ,  Seok Hyun Nam ,  Seung Hwan Baek ,  Sang Won Lee

IPC: F21V9/16 ,  G02F1/01 ,  F21V9/10 ,  F21V9/08 ,  G02F1/35 ,  G02F1/355 ,  B82Y20/00 ,  G02F1/017 ,  G02F1/1335

CPC classification number: G02F1/0105 ,  B82Y20/00 ,  F21V9/08 ,  F21V9/30 ,  F21V9/40 ,  G02B6/005 ,  G02B6/0065 ,  G02B6/0088 ,  G02F1/353 ,  G02F1/3556 ,  G02F2001/01791 ,  G02F2001/133614 ,  Y10S977/834

Abstract: A wavelength conversion member, a backlight assembly, and a display device including the same are provided. In one aspect, there is provided a wavelength conversion member comprising a first substrate, a second substrate, a wavelength conversion layer, and a spacer. The second substrate is positioned on the first substrate. The wavelength conversion layer is interposed between the first substrate and the second substrate. The spacer is interposed between the first substrate and the second substrate to constantly keep a distance between the first substrate and the second substrate.

Abstract translation: 提供了一种波长转换构件，背光组件以及包括该组件的显示装置。 一方面，提供了包括第一基板，第二基板，波长转换层和间隔件的波长转换部件。 第二基板位于第一基板上。 波长转换层介于第一基板和第二基板之间。 间隔件介于第一基板和第二基板之间以恒定地保持第一基板和第二基板之间的距离。

公开(公告)号：US20150078033A1

公开(公告)日：2015-03-19

申请号：US14158303

申请日：2014-01-17

Applicant: Samsung Display Co. Ltd.

Inventor： Sang Won Lee ,  Seong Yong Hwang ,  Da Woon Kim

IPC: F21K99/00

CPC classification number: G02F1/01 ,  G02B6/00 ,  G02B6/0026 ,  G02B6/0055 ,  G02F1/133605 ,  G02F1/133609

Abstract: A backlight assembly and a display including the same are disclosed. In one aspect, the backlight assembly includes a light source unit, a light guide plate including a light incident surface and a light facing surface formed on opposing ends thereof. The light incident surface receiving light irradiated from the light source surface. The backlight assembly also includes a first reflective member placed on the light facing surface and including a plurality of first color patterns facing the light facing surface.

Abstract translation: 公开了一种背光组件和包括该背光组件的显示器。 一方面，背光组件包括光源单元，包括光入射表面的导光板和形成在其相对端上的面向光的表面。 光入射面接收从光源表面照射的光。 背光组件还包括放置在面向光的表面上并包括面向面向光的表面的多个第一颜色图案的第一反射构件。

公开(公告)号：US10690835B2

公开(公告)日：2020-06-23

申请号：US16503195

申请日：2019-07-03

Applicant: Samsung Display Co., Ltd.

Inventor： Seong Yong Hwang ,  Young Min Park ,  Ju Young Yoon ,  Sung Kyu Shim ,  Sang Won Lee

IPC: F21V8/00

Abstract: An optical member and a display device including the same. The optical member includes a light guide plate including a surface disposed on a plane defined by a first direction and a second direction crossing the first direction, a low refractive index pattern disposed on the surface of the light guide plate and including an opening for exposing the surface of the light guide plate, a wavelength conversion layer disposed on the low refractive index pattern, and a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive index pattern at least one side portion. The low refractive index pattern has a lower index of refraction than the light guide plate, and a ratio of an area occupied by the low refractive index pattern to an area of the surface of the light guide plate decreases in the first direction.

公开(公告)号：US20190011779A1

公开(公告)日：2019-01-10

申请号：US15877290

申请日：2018-01-22

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Won Lee ,  Seong Yong Hwang ,  Tae Gil Kang ,  Sung Hoon Kim ,  Eun Guk Lee

IPC: G02F1/1335 ,  G02F1/01 ,  F21V8/00 ,  G02F1/35

Abstract: An optical member including a light guide plate, a low refractive layer disposed on an upper surface of the light guide plate and having a lower refractive index than the light guide plate, a wavelength conversion layer disposed on the low refractive layer, a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive layer, and an optical pattern formed on a lower surface of the light guide plate.