公开(公告)号：US20200343310A1

公开(公告)日：2020-10-29

申请号：US16737481

申请日：2020-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Beomsoo PARK ,  Minjeong OH ,  Youngje CHO

IPC: H01L27/32

Abstract: A color control member includes a substrate including a first pixel area and a second pixel area; a first color conversion layer converting incident light on the first color conversion layer to light of a first color, the light of the first color being emitted from the first color conversion layer and through the first pixel area; a second color conversion layer converting incident light on the second color conversion layer to light of a second color, the light of the second color being emitted through the second color conversion layer and through the second pixel area; and a partition wall disposed between the first color conversion layer and the second color conversion layer to correspond to a light-blocking area of the substrate in which the light emitted from the first color conversion layer or the second color conversion layer is blocked from being emitted to the other thereof.

公开(公告)号：US20200020746A1

公开(公告)日：2020-01-16

申请号：US16379594

申请日：2019-04-09

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Jungsuk BANG ,  Minjeong OH ,  Boram LEE ,  Youngje CHO

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a substrate on which a pixel area and a non-pixel area around the pixel area are defined, an encapsulation layer disposed on the substrate, a light conversion layer including a light converter disposed on the encapsulation layer to overlap the pixel area, and a light guide layer disposed between the encapsulation layer and the light conversion layer to define a first cavity that overlaps the pixel area and a second cavity that overlaps the non-pixel area.

公开(公告)号：US20190011759A1

公开(公告)日：2019-01-10

申请号：US15876459

申请日：2018-01-22

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Jungsuk BANG ,  Minjeong OH ,  Donchan CHO

IPC: G02F1/1333 ,  G02F1/1335 ,  F21V8/00

Abstract: A display apparatus includes a display panel and an optical member disposed on the display panel. The optical member includes a base substrate on which a plurality of first areas including a plurality of first sub-areas and a plurality of second sub-areas surrounding the first sub-areas, respectively, and a second area around each of the first areas are defined, and a first insulating layer disposed on the base substrate, where the first insulating layer includes an inclined portion disposed in the second sub-areas and forming an angle with a top surface of the base substrate.

公开(公告)号：US20180196302A1

公开(公告)日：2018-07-12

申请号：US15866834

申请日：2018-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Jungsuk BANG ,  Minjeong OH ,  Haeju YUN ,  Donchan CHO

IPC: G02F1/1335 ,  G02F1/1333 ,  F21V8/00

CPC classification number: G02F1/133509 ,  G02B6/0025 ,  G02B6/005 ,  G02F1/133345 ,  G02F1/133528 ,  G02F1/133615 ,  G02F1/133621 ,  G02F2001/133624 ,  G02F2201/50 ,  H04M1/0266

Abstract: A display device includes a display module, a light source, a light-guiding substrate including at least a side surface adjacent to the light source, and an optical filter provided on the light-guiding substrate. The optical filter includes a first insulating layer including a first sub-insulating layer, a second sub-insulating layer, and a third sub-insulating layer, a second insulating layer provided on the first insulating layer to be in contact with the second sub-insulating layer, and a first liquid crystal layer which selectively transmits or reflects light provided from the light-guiding substrate. The first liquid crystal layer is disposed in each of first cavities which are defined as closed spaces enclosed by the first sub-insulating layer, the third sub-insulating layer, and the second insulating layer.

公开(公告)号：US20180136384A1

公开(公告)日：2018-05-17

申请号：US15811741

申请日：2017-11-14

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Jungsuk BANG ,  Minjeong OH ,  Haeju YUN

IPC: F21V8/00 ,  H01L27/12

CPC classification number: G02B6/005 ,  G02B6/0055 ,  G02B6/0065 ,  G02B6/0088 ,  G02B6/009 ,  G02B6/0091 ,  G02F1/13306 ,  G02F1/133514 ,  G02F1/134309 ,  G02F1/136213 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/134318 ,  G02F2201/123 ,  H01L27/1255

Abstract: A backlight unit includes a light source; a light guide plate; and an optical member on the light guide plate. The optical member includes first insulating patterns into which light from the light guide plate is incident to the optical member; a first insulating layer which covers the first insulating patterns; second insulating patterns into which light from the first insulating layer is incident; and a second insulating layer which covers the second insulating patterns. The light guide plate includes a light incident side surface, pairs of insulating patterns each include one first insulating pattern and one second insulating pattern, and in a top plan view, for each pair of insulating patterns, the first insulating pattern is closer to the light incident side surface than the second insulating pattern.

公开(公告)号：US20180128964A1

公开(公告)日：2018-05-10

申请号：US15806391

申请日：2017-11-08

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Jungsuk BANG ,  Minjeong OH ,  Haeju YUN ,  Donchan CHO

IPC: F21V8/00

CPC classification number: G02B6/0088 ,  G02B6/0055 ,  G02B6/0065 ,  G02B6/0091 ,  G02F1/13306 ,  G02F1/134309 ,  G02F1/136213 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/134318 ,  G02F2001/136222 ,  G02F2201/121 ,  G02F2201/122 ,  G02F2201/123

Abstract: A backlight unit includes a light source which generates light; a light guide plate which guides the light from the light source and emits guided light through an upper thereof; and an optical member disposed on the upper surface of the light guide plate. The optical member includes: a plurality of first insulating patterns into which the guided light from the upper surface of the light guide plate is incident; and a second insulating layer which covers the first insulating patterns to define an upper surface of the optical member through which light exits toward a display panel. Each of the first insulating patterns includes: a bottom portion extended from the upper surface of the light guide plate; and a sidewall portion upwardly extending from a boundary of the bottom portion, the sidewall portion inclined at an angle relative to the upper surface of the light guide plate.

公开(公告)号：US20180106941A1

公开(公告)日：2018-04-19

申请号：US15724689

申请日：2017-10-04

Applicant: Samsung Display Co., Ltd.

Inventor： Haeju YUN ,  Kwangsoo BAE ,  Jungsuk BANG ,  Minjeong OH

IPC: F21V8/00

Abstract: A display device includes a light source which generates light, a light guide member which guides the light, and a light collecting member disposed on the light guide member to collect the light provided from the light guide member. The light collecting member includes a plurality of central areas, a plurality of ring areas respectively surrounding the plurality of central areas, and a peripheral area surrounding the plurality of ring areas.

公开(公告)号：US20180067249A1

公开(公告)日：2018-03-08

申请号：US15678210

申请日：2017-08-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jungsuk BANG ,  Hyunyoung JUNG ,  Kwangsoo BAE ,  Minjeong OH ,  Haeju YUN

IPC: F21V8/00

CPC classification number: G02B6/0055 ,  G02B6/0036 ,  G02B6/0065 ,  G02F1/13452 ,  G02F1/136286

Abstract: A display device includes a display panel, and a backlight unit including a light guide plate which guides light in an upward direction toward the display panel and including a transmission region and a reflection region; a supporting pattern at the reflection region; a reflection layer on upper and side surfaces of the supporting pattern; and an insulating layer which covers the transmission region and the reflection layer at the reflection region.

公开(公告)号：US20180052365A1

公开(公告)日：2018-02-22

申请号：US15679500

申请日：2017-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Jungsuk BANG ,  Junho SONG ,  Minjeong OH ,  Haeju YUN

IPC: G02F1/1335 ,  G02F1/1341 ,  G02F1/1362

CPC classification number: G02F1/133615 ,  G02F1/133377 ,  G02F1/1341 ,  G02F1/1362 ,  G02F2001/133626

Abstract: A display apparatus includes a first substrate in which a plurality of pixel areas and a non-pixel area around the pixel areas are defined, a cavity-defining layer disposed on the first substrate and defining a plurality of cavities corresponding to the pixel areas, an insulating layer disposed on the cavity-defining layer and in the cavities, a liquid crystal layer disposed on the insulating layer in the cavities, and a second substrate disposed on the insulating layer to cover the liquid crystal layer. The liquid crystal layer has a same refractive index as the cavity-defining layer when the liquid crystal layer is not driven. The liquid crystal layer has a greater refractive index than the cavity-defining layer when the liquid crystal layer is driven.

公开(公告)号：US20180011235A1

公开(公告)日：2018-01-11

申请号：US15629826

申请日：2017-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo BAE ,  Donchan CHO ,  Pilsook KWON ,  Jungsuk BANG ,  Minjeong Oh ,  Haeju YUN

IPC: F21V8/00

CPC classification number: G02B6/005 ,  G02B6/0035 ,  G02B6/0053 ,  G02B6/0055 ,  G02B6/0065

Abstract: A backlight unit includes a light source generating light, a light guide plate guiding the light in an upper direction, and an optical member disposed on the light guide plate to condense the light provided from the light guide plate in the upper direction. A top surface of the light guide plate includes a plurality of circular areas and a peripheral area around the circular areas. Each of the circular areas includes a central circular area and a ring area surrounding the central circular area. The optical member includes a first insulating layer disposed on the light guide plate and spaced apart from the light guide plate by predetermined distances in the ring areas and the peripheral area to define a plurality of cavities, and a second insulating layer disposed on the first insulating layer.