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：US20220359798A1

公开(公告)日：2022-11-10

申请号：US17736578

申请日：2022-05-04

Applicant: Samsung Display Co., LTD.

Inventor： JONG-HOON KIM ,  JANG-IL KIM ,  JEONGKI KIM ,  KEUNCHAN OH ,  KANG SOO HAN ,  TAE HYUNG HWANG

IPC: H01L33/50 ,  H01L27/15

Abstract: A color conversion substrate includes: a bank having a first open region and a second open region; a color conversion layer in the first opening region, the color conversion layer including color conversion particles; a first partition wall partitioning the second opening region into a central region and a peripheral region surrounding the central region, the first partition wall having a polygonal shape with n vertices in a plan view where n is a natural number greater than or equal to 3; and n second partition walls extending from the n vertices of the first partition wall to an edge of the second opening region, respectively, to partition the peripheral region into n sub-regions.

公开(公告)号：US20250008806A1

公开(公告)日：2025-01-02

申请号：US18438277

申请日：2024-02-09

Applicant: Samsung Display Co., LTD.

Inventor： YOUYOUNG JIN ,  KEUNCHAN OH ,  SUN-KYU JOO

IPC: H10K59/38 ,  H10K59/127 ,  H10K59/80

Abstract: A display device includes a substrate including a display area and a sealing area surrounding the display area; a color filter layer below the substrate and defining at least one trench recessed from a lower surface of the color filter layer in a direction toward the substrate in the sealing area; a refractive layer below the color filter layer; and a capping layer below the refractive layer and in contact with at least a portion of the color filter layer in the sealing area

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：US20230320162A1

公开(公告)日：2023-10-05

申请号：US18102795

申请日：2023-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： SUN-KYU JOO ,  KEUNCHAN OH ,  JAE CHEOL PARK ,  HYEOKJIN LEE

IPC: H10K59/38 ,  H10K59/80

CPC classification number: H10K59/38 ,  H10K59/877

Abstract: A display device is disclosed that includes a base layer, a display element layer, a circuit element layer, a light control layer, and a quantum dot layer. The base layer includes first, second, and third light emitting regions and a non-light emitting region. The display element layer is disposed above the base layer and includes first, second, and third light emitting elements providing source light to the first, second, and third light emitting regions, respectively, toward the base layer. The circuit element layer is disposed between the base layer and the display element layer and includes first, second, and third pixel circuits connected to the first, second, and third light emitting elements, respectively, and overlapping the non-light emitting region. The light control layer is disposed between the display element layer and the circuit element layer and includes a color filter layer that includes first, second, and third color filters. The quantum dot layer is disposed on the color filter layer and includes quantum dots, and overlaps the first light emitting region and the first, second, and third pixel circuits.

公开(公告)号：US20230209960A1

公开(公告)日：2023-06-29

申请号：US17957504

申请日：2022-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： INOK KIM ,  CHANSU KIM ,  KEUNCHAN OH ,  GAK SEOK LEE ,  SANGHUN LEE ,  SOYUN LEE ,  JIEUN JANG ,  CHANG-SOON JANG

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/322 ,  H01L51/5281 ,  H01L51/5284

Abstract: A display panel includes a light-emitting element which outputs source light and includes a first electrode, a light-emitting layer disposed on the first electrode, and a second electrode disposed on the light-emitting layer, a light control layer disposed on the light-emitting element and including a first light control pattern which converts the source light into first light, and a second light control pattern which transmits the source light, and a color filter layer disposed on the light control layer and including a first color filter overlapping the first light control pattern, and a second color filter overlapping the second light control pattern. The first color filter has a light transmittance of 70% or less in a wavelength range of 600 nm to 640 nm, and the second color filter has a light transmittance of 75% or less in a wavelength range of 430 nm to 470 nm.

公开(公告)号：US20230006184A1

公开(公告)日：2023-01-05

申请号：US17943270

申请日：2022-09-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sun-Kyu JOO ,  Byung-Chul KIM ,  INOK KIM ,  JAECHEOL PARK ,  Jaemin SEONG ,  Inseok SONG ,  KEUNCHAN OH ,  GAK SEOK LEE ,  Jieun JANG ,  Chang-Soon JANG

IPC: H01L51/52 ,  H01L27/32

Abstract: A display panel includes a base substrate including: a plurality of pixel regions and a peripheral region adjacent thereto; a pixel defining film disposed on the base substrate and having a plurality of openings, each of which corresponding to a respective one of the plurality of pixel regions; a plurality of light emitting elements disposed on the base substrate corresponding to the plurality of openings and configured to generate first color light; an encapsulation member disposed on the plurality of light emitting elements; a light shield pattern disposed on the encapsulation member and overlapping the peripheral region when viewed in a plan view; and a light control layer disposed on the encapsulation member and the light shield pattern and overlapping the plurality of pixel regions. The pixel defining film includes a first color material, and the light shield pattern includes a second color material different form the first color.

公开(公告)号：US20210376021A1

公开(公告)日：2021-12-02

申请号：US17177244

申请日：2021-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： SUN-KYU JOO ,  KEUNCHAN OH ,  JANGSOO KIM ,  JAE CHEOL PARK ,  GAK SEOK LEE

IPC: H01L27/32

Abstract: A display device includes a lower substrate, a pixel defining layer, a light emitting layer, an upper substrate, and a light blocking layer. The pixel defining layer is disposed on the lower substrate and includes a first opening and a second opening spaced apart from the first opening in a first direction. The light emitting layer is disposed in each of the first opening and the second opening. The upper substrate is disposed on the light emitting layer. The light blocking layer is disposed on the upper substrate and includes a third opening partially exposing the first opening and a fourth opening partially exposing the second opening. A first shape in which the first opening is exposed by the third opening and a second shape in which the second opening is exposed by the fourth opening are symmetrical to each other about a line of symmetry in a plan view.