公开(公告)号：US20250081790A1

公开(公告)日：2025-03-06

申请号：US18754990

申请日：2024-06-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： GAK SEOK LEE ,  MIN-HEE KIM ,  JAE CHEOL PARK ,  DANBI YANG ,  KEUNCHAN OH ,  SIMBUM YUK

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

Abstract: A display device includes a display panel including a circuit element layer and a light emitting element layer on the circuit element layer, and a first light conversion layer, a second light conversion layer, and a light transmitting layer on the display panel and spaced apart from one another. The light emitting element layer includes a pixel defining layer that defines light emitting openings that overlap the first light conversion layer, the second light conversion layer, and the light transmitting layer, a plurality of light emitting elements arranged in the light emitting openings, respectively, and a barrier wall on the pixel defining layer, the barrier wall being black in color. When viewed from above, the barrier wall is located between light emitting elements adjacent to each other among the plurality of light emitting elements and extends parallel to sides of the adjacent light emitting elements that face each other.

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：US20240122045A1

公开(公告)日：2024-04-11

申请号：US18237770

申请日：2023-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： GAK SEOK LEE ,  KEUNCHAN OH ,  MIN-JAE KIM ,  KYUNGHAE PARK ,  JAE CHEOL PARK ,  INSEOK SONG ,  JISEONG YANG

IPC: H10K59/80 ,  H10K59/38

CPC classification number: H10K59/8791 ,  H10K59/38 ,  H10K59/352

Abstract: A display device includes: a display panel including a first light emitting area to emit a source light; a barrier wall on the display panel, and having a first opening corresponding to the first light emitting area; a first light control pattern in the first opening; and a light shielding pattern between the display panel and the barrier wall, and overlapping with the barrier wall and the first opening. The light shielding pattern overlaps with a portion of the first light control pattern.

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.

公开(公告)号：US20230163255A1

公开(公告)日：2023-05-25

申请号：US17987636

申请日：2022-11-15

Applicant: Samsung Display Co., LTD.

Inventor： YOUNGMIN KIM ,  SUN-KYU JOO ,  HAEIL PARK ,  MOONJUNG BAEK ,  KEUNCHAN OH

IPC: H01L33/50

CPC classification number: H01L33/504 ,  H01L27/322 ,  H01L33/58

Abstract: A color conversion substrate comprising: a base substrate including a display area, a peripheral area positioned around the display area, and a sealing area positioned around the peripheral area; a color filter layer in the display area under the base substrate; a color conversion layer including a plurality of color conversion parts spaced apart from each other on a bottom surface of the color filter layer; a light blocking member in the peripheral area and the sealing area under the base substrate and including light blocking layers, wherein the light blocking layers overlap each other in a first direction that is a thickness direction of the base substrate and extend in a second direction perpendicular to the first direction; and a column spacer on a bottom surface of the light blocking member and extending in the second direction to be in the peripheral area and the sealing area.

公开(公告)号：US20230135697A1

公开(公告)日：2023-05-04

申请号：US17967785

申请日：2022-10-17

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32

Abstract: A display panel includes: a light emitting element layer comprising a plurality of light emitting elements configured to emit a first color light; and a color conversion layer on the light emitting element layer that is configured to receive the first color light, configured to convert a wavelength of the first color light, and configured to output at least two lights having different colors from each other, the color conversion layer comprising: a first color conversion pattern configured to convert the wavelength of the first color light, and configured to output a second color light; a second color conversion pattern configured to convert the wavelength of the first color light, and configured to output a third color light; and a third color conversion pattern configured to transmit the first color light.

公开(公告)号：US20230068622A1

公开(公告)日：2023-03-02

申请号：US17866571

申请日：2022-07-18

Applicant: Samsung Display Co., Ltd.

Inventor： JAEMIN SEONG ,  SOYUN LEE ,  CHANG-SOON JANG ,  KEUNCHAN OH

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

Abstract: A display panel includes a light emitting element that includes a first electrode, a light emitting layer disposed on the first electrode, and a second electrode disposed on the light emitting layer, and that outputs a source light, a light control layer disposed on the light emitting element, and that includes light control patterns, and low refractive patterns disposed on an upper portion of each of the light control patterns, wherein light control patterns include a first light control pattern and a second light control pattern spaced apart from the first light control pattern, and the low refractive patterns include a first low refractive pattern disposed on the first light control pattern and a second low refractive pattern disposed on the second light control pattern, wherein the first low refractive pattern and the second low refractive pattern are spaced apart from each other on a plane.

公开(公告)号：US20220109123A1

公开(公告)日：2022-04-07

申请号：US17445672

申请日：2021-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： JEAHEON AHN ,  JAE CHEOL PARK ,  KEUNCHAN OH ,  JANGSOO KIM ,  JEONGKI KIM

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device according to an embodiment may include a first substrate including an array of pixels, a second substrate coupled to the first substrate, and a sealing member between the first substrate and the second substrate. The second substrate may include a base substrate including a display area overlapping the array of pixels and a peripheral area around the display area; a first compensation structure in the peripheral area, on the base substrate, at least partially overlapping the sealing member, and including an organic material; a second compensation structure in the peripheral area, on the base substrate, spaced apart from the first compensation structure, at least partially overlapping the sealing member, and including the same material as that of the first compensation structure, and a first capping layer covering the first and second compensation structures and including an inorganic material.

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.