公开(公告)号：US20230209959A1

公开(公告)日：2023-06-29

申请号：US17949851

申请日：2022-09-21

Applicant: Samsung Display Co., LTD.

Inventor： Young Soo KWON ,  Sun Young KWON ,  Min Seok KIM ,  Bu Yong KIM ,  Song Yi KIM ,  Soo Dong KIM ,  Su Jin KIM ,  Jin Won KIM ,  Da Hye PARK ,  Dong Gyu BAECK ,  Hye Jin PAEK ,  Tae Young SONG ,  Keun Chan OH ,  Won Gap YOON ,  Ki Heon LEE ,  Myung Jin LEE ,  Hyeok Jin LEE ,  Woo Man JI ,  Ho Yeon JI ,  Yong Seok CHOI

IPC: H01L27/32

CPC classification number: H01L27/322 ,  H01L51/504

Abstract: A display device includes: a substrate including a first emission area, a second emission area, and a third emission area; a first wavelength conversion pattern overlapping the first emission area; a second wavelength conversion pattern overlapping the second emission area; and a light-transmitting pattern overlapping the third emission area, wherein the first wavelength conversion pattern includes first wavelength shifters configured to convert a first light into a second light, and first scatterers, the second wavelength conversion pattern includes second wavelength shifters configured to convert the first light into a third light, and second scatterers, and a ratio between a concentration of the first wavelength shifters and a concentration of the second wavelength shifters is 1:1.1 to 1:1.3.

公开(公告)号：US20240429351A1

公开(公告)日：2024-12-26

申请号：US18598506

申请日：2024-03-07

Applicant: Samsung Display Co., LTD.

Inventor： Yong Seok CHOI ,  Song Yi KIM ,  Su Jin KIM ,  Ki Heon LEE

IPC: H01L33/50 ,  H01L33/32

Abstract: A display device includes a color conversion layer disposed above a light emitting element and including a first quantum dot and a second quantum dot. A core of the first quantum dot includes a Group I-III-VI semiconductor compound, and a core of the second quantum dot includes a Group III-V semiconductor compound.