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.

公开(公告)号：US11882750B2

公开(公告)日：2024-01-23

申请号：US17141539

申请日：2021-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Eun-Ae Kwak ,  Beomsoo Park ,  Minjeong Oh

IPC: H10K59/38 ,  H10K50/86 ,  H10K59/122 ,  H10K71/00 ,  H10K59/12 ,  H10K102/00

CPC classification number: H10K59/38 ,  H10K50/865 ,  H10K59/122 ,  H10K71/00 ,  H10K59/1201 ,  H10K2102/331

Abstract: A display panel includes an emission element which outputs a source light and includes a first electrode, an emission layer disposed on the first electrode, and a second electrode disposed on the emission layer; a pixel definition layer defining an opening exposing at least a portion of the first electrode; a light-conversion pattern disposed on the pixel definition layer; a first light-blocking pattern disposed on an outer side of the light-conversion pattern in a plan view; and a second light-conversion pattern disposed on the emission element and which overlaps with the emission element in the plan view, wherein the first and second light-conversion patterns are spaced apart from each other or forming an interface therebetween.

公开(公告)号：US11251408B2

公开(公告)日：2022-02-15

申请号：US16782736

申请日：2020-02-05

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo Bae ,  Beomsoo Park ,  Minjeong Oh ,  Youngje Cho

IPC: H01L51/52

Abstract: A display device includes a substrate; a display element disposed on the substrate and including a pixel electrode, an opposite electrode, and an emission layer between the pixel electrode and the opposite electrode; and a roof layer defining an air cavity. The air cavity is disposed around the display element. A refractive index of the roof layer is greater than a refractive index of the air defined by the air cavity.

公开(公告)号：US11244986B2

公开(公告)日：2022-02-08

申请号：US16808879

申请日：2020-03-04

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Soo Bae ,  Beomsoo Park ,  Minjeong Oh ,  Eunhee Han

IPC: G02B5/22 ,  H01L27/32 ,  H01L51/52 ,  H01L51/00

Abstract: A display device includes a plurality of light emitting elements which emits a blue light; a light control layer disposed on the light emitting elements and including: a first light control part which absorb the blue light and emits a red light; a second light control part which absorbs the blue light and emits a green light; and a third light control part which transmits the blue light; and a light selective filter disposed on the light control layer. The light selective filter includes a liquid crystal filter and a color filter. The liquid crystal filter transmits red light and green light and blocks blue light. The color filter is absorbs the red light and the green light and transmits the blue light.

公开(公告)号：US11086165B2

公开(公告)日：2021-08-10

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: G02F1/13357 ,  G02F1/1333 ,  G02F1/1341 ,  G02F1/1362 ,  G02F1/1335

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：US10802201B2

公开(公告)日：2020-10-13

申请号：US16103069

申请日：2018-08-14

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangsoo Bae ,  Jungsuk Bang ,  Minjeong Oh ,  Haeju Yun

IPC: F21V8/00 ,  G02F1/1335

Abstract: A display apparatus includes a display module which displays an image and a backlight unit disposed below the display module. The backlight unit includes a light source which generates light, a light guide member including a light incident surface which receives the light from the light source and an opposite surface facing the light incident surface in a first direction, and a light collection member which is disposed on the light guide member and receives the light from the light guide member to control a traveling direction of the light so that the light travels to the display module. The light collection member includes an upper light collection layer including upper light collection patterns, each of which has a curved top surface and a lower light collection layer including lower light collection patterns and an intermediate layer which covers the lower light collection patterns.

公开(公告)号：US10509249B2

公开(公告)日：2019-12-17

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 ,  F21V8/00 ,  G02F1/1335

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：US12190807B2

公开(公告)日：2025-01-07

申请号：US18162840

申请日：2023-02-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghyun Choi ,  Minjeong Oh ,  Kijune Lee

IPC: G09G5/00 ,  G09G3/3233 ,  H10K59/131 ,  H10K59/80

Abstract: A display apparatus includes a substrate including a display area, a pixel circuit arranged in the display area of the substrate and including a wiring, a driving transistor, a compensation transistor, a first initialization transistor, and an emission control transistor, and a light-emitting element connected to the pixel circuit. A trench indented in a width direction of the wiring is defined in at least a portion of the wiring disposed inside the pixel circuit.

公开(公告)号：US20240324324A1

公开(公告)日：2024-09-26

申请号：US18600780

申请日：2024-03-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jinho Ju ,  Younjoon Kim ,  Minjeong Oh ,  Kijune Lee ,  Sungeun Lee ,  Jonghyun Choi

IPC: H10K59/124 ,  G09G3/3233

CPC classification number: H10K59/124 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2330/021

Abstract: For a display apparatus with excellent durability, the display apparatus includes a substrate, a first organic insulating layer disposed on the substrate, a first conductive pattern disposed on the first organic insulating layer, a first inorganic insulating layer interposed between the first organic insulating layer and the first conductive pattern and patterned to have a same shape as the first conductive pattern, and a first transparent conductive layer disposed on the first conductive pattern and patterned to have a same shape as the first conductive pattern.

公开(公告)号：US20230043760A1

公开(公告)日：2023-02-09

申请号：US17937829

申请日：2022-10-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwangsoo BAE ,  Beomsoo Park ,  Minjeong Oh ,  Youngje Cho

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device is provided including a substrate. The substrate includes a pixel area and a light-blocking area. A light-emitting element is arranged in the pixel area of the substrate. An insulating layer is disposed on the substrate. The insulating layer has an opening corresponding to the light-blocking area and an insulating pattern corresponding to the pixel area. A light control pattern at least partially surrounds the insulating pattern of the insulating layer and is arranged in the opening corresponding to the light-blocking area.