公开(公告)号：US20230258973A1

公开(公告)日：2023-08-17

申请号：US18166173

申请日：2023-02-08

Applicant: Samsung Display Co., Ltd.

Inventor： HYE-JIN PAEK ,  SUNYOUNG KWON ,  YOUNGSOO KWON ,  BUYONG KIM ,  SOODONG KIM ,  JINWON KIM ,  DAHYE PARK ,  TAEYOUNG SONG ,  KEUNCHAN OH ,  HYEOKJIN LEE

IPC: G02F1/1335 ,  C09K19/14 ,  C09K19/12 ,  C09K19/22

CPC classification number: G02F1/133514 ,  G02F1/133614 ,  C09K19/14 ,  C09K19/12 ,  C09K19/22 ,  G02F2202/36 ,  C09K2019/122

Abstract: Provided are a light control member and a display device including the same that exhibit excellent light extraction efficiency and low reflection characteristics by including: a light control layer having a base resin region, and a light conversion region in which a plurality of light converters are aggregated, wherein each of the light converters includes: a quantum dot; and a liquid crystal ligand bonded to a surface of the quantum dot.

公开(公告)号：US20220227156A1

公开(公告)日：2022-07-21

申请号：US17496849

申请日：2021-10-08

Applicant: Samsung Display Co., Ltd.

Inventor： SUNYOUNG KWON

IPC: B41M7/00 ,  B41M3/00

Abstract: A method of providing a light control member includes providing a plurality of barrier walls spaced apart from each other and defining a concave portion therebetween, providing a light control resin including a quantum dot in the concave portion, providing a first light having a wavelength equal to or greater than about 430 nanometers and equal to or smaller than about 500 nanometers to the light control resin, providing a second light having a wavelength shorter than the wavelength of the first light to the light control resin to which the first light is irradiated, and providing heat-treating the light control resin to which the second light is irradiated.

公开(公告)号：US20240244918A1

公开(公告)日：2024-07-18

申请号：US18490874

申请日：2023-10-20

Applicant: Samsung Display Co., Ltd.

Inventor： SOODONG KIM ,  SUNYOUNG KWON ,  JINWON KIM ,  HYE-JIN PAEK ,  TAEYOUNG SONG

IPC: H10K59/38 ,  H10K59/12 ,  H10K59/80

CPC classification number: H10K59/38 ,  H10K59/1201 ,  H10K59/8792

Abstract: A display device includes a display panel that provides source light and a light control member disposed on the display panel and including light control parts and a division pattern layer that divides the light control parts, wherein the division pattern layer includes first barrier rib portions extending in a first direction and spaced apart from each other by a first distance in a second direction perpendicular to the first direction, wherein the light control parts are disposed between the first barrier rib portions, second barrier rib portions extending in the second direction and spaced apart from each other in the first direction, wherein the light control part are disposed between the second barrier rib portions, and dam portions spaced apart from each other in the second direction by a second distance greater than the first distance.

公开(公告)号：US20230352637A1

公开(公告)日：2023-11-02

申请号：US18071894

申请日：2022-11-30

Applicant: Samsung Display Co., LTD.

Inventor： SOODONG KIM ,  SUNYOUNG KWON ,  YOUNGSOO KWON

IPC: H01L33/50

CPC classification number: H01L33/505 ,  H01L33/502

Abstract: A display device includes a color conversion pattern including first red quantum dots, a color reinforcement pattern adjacent to the color conversion pattern and including second red quantum dots, and an emission layer disposed on the color reinforcement pattern. A concentration of the second red quantum dots in the color reinforcement pattern is less than a concentration of the first red quantum dots in the color conversion pattern.