公开(公告)号：US10078173B2

公开(公告)日：2018-09-18

申请号：US15691142

申请日：2017-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： Junwoo You ,  Taeho Lee ,  Sunhee Oh

IPC: F21V7/04 ,  F21V8/00

CPC classification number: G02B6/0055 ,  G02B6/0035 ,  G02B6/0081 ,  G02B6/3512 ,  G02B6/357

Abstract: A display device includes a backlight unit and a display panel disposed on the backlight unit. The backlight unit includes a light guide plate including a plurality of charged particles, a light source unit disposed at a side of the light guide plate and providing light to the light guide plate, and a transparent electrode disposed under the light guide plate. Each of the plurality of charged particles includes first and second charged portions which have charge values of which polarities are different from each other. The first charged portion reflects the light received from the light source unit, and the second charged portion absorbs the light received from the light source unit. Positions of the first and second charged portions of each of the plurality of charged particles are controlled based on a voltage applied to the transparent electrode.

公开(公告)号：US10078170B2

公开(公告)日：2018-09-18

申请号：US15056249

申请日：2016-02-29

Applicant: Samsung Display Co., LTD.

Inventor： Donghoon Kim ,  Myeong-ju Shin ,  Junwoo You ,  Seunghwan Chung

IPC: F21V7/04 ,  F21V8/00 ,  G02B5/23

CPC classification number: G02B6/005 ,  G02B5/23 ,  G02B6/0051

Abstract: A light conversion member includes a base substrate, a first light conversion layer disposed on the base substrate and including a plurality of first quantum dots that converts first light into light with a first color, a second light conversion layer disposed between the base substrate and the first light conversion layer and including a plurality of second quantum dots that converts the first light into light with a second color. Each of the first quantum dots includes a first core that converts the first light into light with the first color; a first shell surrounding the first core and including an organic material; and a second shell surrounding the first shell and including an inorganic material.

公开(公告)号：US09964686B2

公开(公告)日：2018-05-08

申请号：US15398037

申请日：2017-01-04

Applicant: Samsung Display Co., Ltd.

Inventor： Youra Kim ,  Donghoon Kim ,  Junwoo You ,  Hyun-hwa Song

IPC: G02F1/1335 ,  F21V8/00 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02B6/0053 ,  G02F1/133615 ,  G02F1/133617 ,  G02F1/133621 ,  G02F1/134309 ,  G02F1/136213 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133607 ,  G02F2001/133614 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2202/36 ,  G02F2203/05

Abstract: A display apparatus includes a plurality of prism patterns disposed between a display panel and a light guide plate and having a shape of an inverted triangle, each of the plurality of prism patterns including a first pattern including a first side having a shape of an inverted triangle, which faces the display panel, a second side connecting one end of the first side to a vertex of the inverted triangle disposed under the first side, and a third side connecting the other end of the inverted triangle to the vertex and a second pattern having a refractive index less than that of the first pattern and disposed in the first groove that is defined in the second side to extend in a direction crossing the second side.

公开(公告)号：US09817182B2

公开(公告)日：2017-11-14

申请号：US15048047

申请日：2016-02-19

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-wook Choi ,  Junwoo You

IPC: F21V8/00 ,  F21V15/04

CPC classification number: G02B6/0091 ,  G02B6/0025 ,  G02B6/0055 ,  G02B6/0088 ,  G02B6/0093

Abstract: A display device includes a display panel, a light source which generates light, a light guide plate which receives the light and guides the light to the display panel, the light guide plate defining a side surface thereof, an accommodating member accommodating the light source and the light guide plate therein, the accommodating member including a sidewall, and a fixing member in plural between the sidewall of the accommodating member and the side surface of the light guide plate. The fixing member defines a supporting portion thereof contacting the side surface of the light guide plate, fixing portions fixed to the sidewall of the accommodating member and spaced apart from each other, and a connecting portion provided in plural and connecting an end among opposing ends of the supporting portion to a fixing portion among the fixing portions, the fixing portion forming an acute angle with the connecting portion.

公开(公告)号：US20240276842A1

公开(公告)日：2024-08-15

申请号：US18429703

申请日：2024-02-01

Applicant: Samsung Display Co., Ltd.

Inventor： Youngdo Kim ,  Junyoung Lee ,  Junehyoung Park ,  Jeongweon Seo ,  Junwoo You ,  Changmoo Lee ,  Sukwon Jung

IPC: H10K59/80 ,  H10K59/12

CPC classification number: H10K59/873 ,  H10K59/1201 ,  H10K59/8792

Abstract: A display apparatus includes a substrate, a display layer disposed on a first surface of the substrate, and a protective member disposed on a second surface of the substrate located opposite to the first surface, wherein the protective member includes a resin coated layer, wherein the resin coated layer includes a plurality of first fillers having heat-dissipating properties, a binder, and a foaming agent.

公开(公告)号：US11548260B2

公开(公告)日：2023-01-10

申请号：US17146971

申请日：2021-01-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Taeho Lee ,  Junwoo You ,  Atsushi Nemoto

IPC: B32B3/26 ,  B32B3/18

Abstract: A window includes a base layer including a folding region in which a groove is defined and a non-folding region, and a resin disposed on the groove and including a thiol group, wherein a difference between the refractive index of the base layer and the refractive index of the resin is less than about 0.1.

公开(公告)号：US11054568B2

公开(公告)日：2021-07-06

申请号：US16365926

申请日：2019-03-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sunhee Oh ,  Junwoo You ,  Taeho Lee

IPC: F21V8/00 ,  G02F1/061

Abstract: A display device includes a display panel, a light guide plate, a first light source unit, and an optical member. The light guide plate is on the display panel. The first light source unit is configured to provide light to a side surface of the light guide plate. The optical member is between the light guide plate and the display panel. The optical member includes an interconnection layer, an optical pattern unit including first optical patterns on a surface of the interconnection layer, and first pattern shaping wires configured to receive a control voltage from the interconnection layer and to control a shape of each of the first optical patterns via the control voltage. Each of the first optical patterns is connected to a respective some of the first pattern shaping wires.

公开(公告)号：US10980119B2

公开(公告)日：2021-04-13

申请号：US16542206

申请日：2019-08-15

Applicant: Samsung Display Co., Ltd.

Inventor： Junwoo You ,  Atsushi Nemoto ,  Byoungdae Ye ,  Taeho Lee

IPC: H05K1/11 ,  H05K1/18 ,  H05K3/42 ,  G02F1/13 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1339 ,  G02F1/1362 ,  H01L21/00 ,  H01L21/50 ,  H01L21/768 ,  H01L27/12 ,  H01L27/32 ,  H01L29/04 ,  H05K1/14 ,  H05K3/36 ,  H05K3/40

Abstract: A display device and a method of manufacturing the display device are capable of substantially minimizing damage to a display panel. The display device includes: a first substrate including a display area and a pad area; a polarization film disposed at an upper surface of the first substrate to overlap the display area; a flexible printed circuit board disposed at a lower surface of the first substrate; a via hole defined through the first substrate at the pad area; and a connection metal located at the via hole. The connection metal includes a connection portion disposed in the via hole and a first protruding portion that protrudes with respect to the first substrate, and the polarization film is spaced apart from the via hole in a plan view.

公开(公告)号：US10115873B2

公开(公告)日：2018-10-30

申请号：US15058289

申请日：2016-03-02

Applicant: Samsung Display Co., Ltd.

Inventor： Junwoo You ,  Sanghyuk Lee

IPC: C09K11/08 ,  H01L33/50 ,  C09K11/61 ,  C09K11/67 ,  C09K11/77

Abstract: A surface-modified phosphor includes: a phosphor matrix represented by Chemical Formula 1, K2SiF6:Mn4+; and  Chemical Formula 1 a nano-sized phosphor coated on the phosphor matrix.

公开(公告)号：US10082621B2

公开(公告)日：2018-09-25

申请号：US15228356

申请日：2016-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： Chan-jae Park ,  Junwoo You ,  Taeho Lee ,  Byoungdae Ye

IPC: G02F1/1368 ,  F21V8/00 ,  G02F1/1362

CPC classification number: G02B6/0091 ,  G02B6/002 ,  G02B6/0031 ,  G02F1/1362

Abstract: A display apparatus includes a display panel displaying an image by using light, light source units arranged in a first direction to generate the light, a light guide plate which guides the light to the display panel, a first fixing member fixing a predetermined area of an upper portion of each of the plurality of light source units to a first area of one side surface of the light guide plate adjacent to a top surface of the light guide plate in a second direction crossing the first direction, and a second fixing member fixing a predetermined area of a lower portion of each of the plurality of light source units to a second area of the one side surface of the light guide plate adjacent to a bottom surface of the light guide plate in the second direction where each of the first and second fixing members includes a light reflection material.