公开(公告)号：US20240276826A1

公开(公告)日：2024-08-15

申请号：US18537813

申请日：2023-12-13

Applicant: Samsung Display Co., Ltd.

Inventor： SANGJI PARK ,  CHEOL SHIN ,  KEUNCHAN OH ,  DOKYUNG YOUN ,  SONGEE LEE ,  SUN-KYU JOO ,  WOO-MAN JI ,  WONSUK HAN ,  TAE HYUNG HWANG

IPC: H10K59/38 ,  H10K59/122 ,  H10K59/80

CPC classification number: H10K59/38 ,  H10K59/122 ,  H10K59/877

Abstract: A display device includes: a pixel electrode layer disposed on a substrate, a light emitting layer disposed on the pixel electrode layer, a bank layer disposed on the light emitting layer and defining first, second, and third openings, a first color conversion layer disposed in the first opening and including first quantum dots, and a scattering layer disposed in a layer between the pixel electrode and the bank layer, such that the scattering layer and at least a part of the first color conversion layer cover mutually exclusive parts of the substrate, the scattering layer including a base resin and a plurality of scattering particles dispersed in the base resin.

公开(公告)号：US20240138226A1

公开(公告)日：2024-04-25

申请号：US18450862

申请日：2023-08-15

Applicant: Samsung Display Co., LTD.

Inventor： SUN-KYU JOO ,  DAEHYEON KIM ,  Hong Il Kim ,  SANGJI PARK ,  KEUNCHAN OH ,  DOKYUNG YOUN ,  SONGEE LEE ,  CHANG-MIN LEE ,  HYUNSHIK LEE ,  WOO-MAN JI ,  TAE HYUNG HWANG

IPC: H10K59/38 ,  H10K59/12

CPC classification number: H10K59/38 ,  H10K59/12 ,  H10K2102/331

Abstract: A display device includes: a blue color filter layer in a blue transmission region of an upper substrate, and including first scattering particles; a green color filter layer in a green transmission region of the upper substrate, and including second scattering particles; a red color filter layer in a red transmission region of the upper substrate; a partition wall on the upper substrate and defining a blue transmission opening, a green transmission opening, and a red transmission opening, which overlap the blue transmission region, the green transmission region, and the red transmission region, respectively; a color conversion layer including red color conversion particles and third scattering particles, and accommodated in the red transmission opening; a light emitting element layer on a lower substrate facing the upper substrate; and a filling material between the upper substrate and the lower substrate.

公开(公告)号：US20240244935A1

公开(公告)日：2024-07-18

申请号：US18385924

申请日：2023-11-01

Applicant: Samsung Display Co., LTD.

Inventor： DOKYUNG YOUN ,  SANGJI PARK ,  CHEOL SHIN ,  KEUNCHAN OH ,  SONGEE LEE ,  SUN-KYU JOO ,  WOO-MAN JI ,  YOUYOUNG JIN ,  TAE HYUNG HWANG

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/122

CPC classification number: H10K59/879 ,  H10K59/1201 ,  H10K59/122

Abstract: A display device includes a display panel, a first light conversion layer, a second light conversion layer, and a light transmission layer, which are disposed on the display panel and spaced apart from each other, a plurality of bank layers, each of which is disposed on the display panel and which are disposed between the first light conversion layer and the second light conversion layer and between the light transmission layer and each of the first and second light conversion layers, a spacer, which is disposed below a bank layer of the bank layers and faces the display panel, and a plurality of lenses which are disposed below the first light conversion layer, the second light conversion layer, and the light transmission layer, and face the display panel. The spacer and the plurality of lenses may be disposed in a same layer.

公开(公告)号：US20240142678A1

公开(公告)日：2024-05-02

申请号：US18358581

申请日：2023-07-25

Applicant: Samsung Display Co., LTD.

Inventor： SUN-KYU JOO ,  SANGJI PARK ,  JAE CHEOL PARK ,  KEUNCHAN OH ,  DOKYUNG YOUN ,  SONGEE LEE ,  WOO-MAN JI ,  TAE HYUNG HWANG

IPC: G02B5/20 ,  G02F1/01

CPC classification number: G02B5/206 ,  G02F1/0107 ,  G02F2203/03

Abstract: A display device includes a display unit including a lower substrate and first, second, and third light emitting elements disposed on the lower substrate, a color filter unit including an upper substrate having a lower surface facing the first, second, and third light emitting elements, a filler disposed between the display unit and the color filter unit and including a wavelength conversion particle. The color filter unit further includes a color filter layer including first, second, and third color filters disposed on the lower surface of the upper substrate, a bank layer disposed below the color filter layer and including first, second, and third openings, a first column spacer filling the first opening, and a second column spacer filling the second opening.

公开(公告)号：US20240016041A1

公开(公告)日：2024-01-11

申请号：US18311755

申请日：2023-05-03

Applicant: Samsung Display Co., LTD.

Inventor： SUN-KYU JOO ,  KEUNCHAN OH ,  TAIMEI KODAIRA ,  SANGJI PARK ,  DOKYUNG YOUN ,  WOO-MAN JI ,  TAE HYUNG HWANG

IPC: H10K59/80 ,  H10K59/35

CPC classification number: H10K59/877 ,  H10K59/35

Abstract: A color conversion substrate includes: a blue color filter on an upper substrate; a first color filter on the blue color filter, and exposing the blue color filter in a blue opening area; a partition on the blue color filter and the first color filter, and surrounding the blue opening area; a first color conversion pattern on the first color filter, overlapping with the first color filter, and accommodated by the partition; and a filler on the blue color filter, accommodated by the partition in the blue opening area, and covering the first color conversion pattern.

公开(公告)号：US20230335686A1

公开(公告)日：2023-10-19

申请号：US18167182

申请日：2023-02-10

Applicant: Samsung Display Co., LTD.

Inventor： Sun-Kyu JOO ,  Keun Chan OH ,  Min-Jae KIM ,  Jae Cheol PARK ,  DOKYUNG YOUN ,  Yeo Geon YOON ,  Chang-Hun LEE ,  Woo-Man JI

IPC: H01L33/50 ,  H01L33/62 ,  H01L25/075

CPC classification number: H01L33/505 ,  H01L33/62 ,  H01L25/0753

Abstract: A color conversion panel includes a plurality of banks which partition a first emission area, a second emission area and a third emission area of the color conversion panel at which light of different colors are respectively emitted, a color conversion layer which color-converts light, in the first emission area, and a transmission layer which transmits light without color conversion, in the second emission area and the third emission area.

公开(公告)号：US20240244892A1

公开(公告)日：2024-07-18

申请号：US18512316

申请日：2023-11-17

Applicant: Samsung Display Co., LTD.

Inventor： Song Ee LEE ,  Sang Ji PARK ,  Cheol SHIN ,  Keun Chan OH ,  DOKYUNG YOUN ,  Sun-Kyu JOO ,  Woo-Man JI ,  You Young JIN ,  Tae Hyung HWANG

IPC: H10K59/122 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/38 ,  H10K59/873

Abstract: A display device includes multiple light emitting devices disposed on a substrate, each including a first electrode, an emission layer, and a second electrode, a pixel defining layer including multiple openings overlapping the first electrode in a plan view, an encapsulation layer covering the light emitting devices and including multiple first openings overlapping the pixel defining layer in a plan view, a bank disposed on the encapsulation layer, overlapping the first openings in a plan view, and including multiple second openings overlapping the light emitting devices in a plan view, a first color conversion layer, a second color conversion layer, and a transmission layer, each disposed inside the second openings, and a spacer disposed on the bank and including a colored material.

公开(公告)号：US20240237469A9

公开(公告)日：2024-07-11

申请号：US18450862

申请日：2023-08-16

Applicant: Samsung Display Co., LTD.

Inventor： SUN-KYU JOO ,  DAEHYEON KIM ,  Hong Il Kim ,  SANGJI PARK ,  KEUNCHAN OH ,  DOKYUNG YOUN ,  SONGEE LEE ,  CHANG-MIN LEE ,  HYUNSHIK LEE ,  WOO-MAN JI ,  TAE HYUNG HWANG

IPC: H10K59/38 ,  H10K59/12

CPC classification number: H10K59/38 ,  H10K59/12 ,  H10K2102/331

Abstract: A display device includes: a blue color filter layer in a blue transmission region of an upper substrate, and including first scattering particles; a green color filter layer in a green transmission region of the upper substrate, and including second scattering particles; a red color filter layer in a red transmission region of the upper substrate; a partition wall on the upper substrate and defining a blue transmission opening, a green transmission opening, and a red transmission opening, which overlap the blue transmission region, the green transmission region, and the red transmission region, respectively; a color conversion layer including red color conversion particles and third scattering particles, and accommodated in the red transmission opening; a light emitting element layer on a lower substrate facing the upper substrate; and a filling material between the upper substrate and the lower substrate.

公开(公告)号：US20230309358A1

公开(公告)日：2023-09-28

申请号：US17988435

申请日：2022-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： SUN-KYU JOO ,  KEUNCHAN OH ,  MIN-JAE KIM ,  JAE CHEOL PARK ,  DOKYUNG YOUN ,  YEOGEON YOON ,  CHANG-HUN LEE ,  WOO-MAN JI

IPC: H10K59/38 ,  H10K59/122 ,  H10K50/854 ,  H10K50/858 ,  H10K71/00 ,  H10K50/844

CPC classification number: H01L27/322 ,  H01L27/3246 ,  H01L51/5268 ,  H01L51/5275 ,  H01L51/56 ,  H01L51/5253

Abstract: A display device includes a first substrate including first to third light emitting areas, and a light blocking area surrounding first to third light emitting area, light emitting elements disposed on the first to third light emitting areas of a first substrate, a bank disposed on light emitting elements, where first to third openings exposing light emitting elements are defined in the bank, a first color conversion pattern disposed in the first opening to convert a light of a first wavelength into a light of a second wavelength, a second color conversion pattern disposed in the second opening to convert the light of the first wavelength into a light of a third wavelength, a light transmission pattern disposed in the third opening to transmit the light of the first wavelength, and a column spacer disposed on the bank and having a same composition as the light transmission pattern.

公开(公告)号：US20230189610A1

公开(公告)日：2023-06-15

申请号：US17946645

申请日：2022-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： DOKYUNG YOUN ,  KEUNCHAN OH ,  SUN-KYU JOO ,  MIN-JAE KIM ,  JAE CHEOL PARK ,  CHANG-HUN LEE ,  WOO-MAN JI

IPC: H01L27/32

CPC classification number: H01L27/322 ,  H01L27/3246

Abstract: A display device includes a lower panel including a display element layer and an encapsulation layer disposed on the display element layer, an upper panel including a partition pattern including a first opening and a second opening, and a light control layer including a light control part disposed in the first opening, a protective layer disposed between the upper panel and the lower panel to overlap at least one of the first opening or the second opening and the partition pattern in a plan view, and a filling layer disposed between the protective layer and the lower panel.