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：US20250063892A1

公开(公告)日：2025-02-20

申请号：US18435828

申请日：2024-02-07

Applicant: Samsung Display Co., LTD.

Inventor： Tae Young SONG ,  Sun Young KWON ,  Bu Yong KIM ,  Jin Won KIM ,  Hye Jin PAEK ,  Won Gap YOON

IPC: H10K59/122 ,  H10K50/19 ,  H10K59/127 ,  H10K59/38 ,  H10K59/80

Abstract: There is provided a display device including a first substrate including a light emission area and a non-light emission area; a first pixel electrode on the light emission area of the first substrate; a pixel defining layer on the non-light emission area of the first substrate, defining a first opening; a thin film encapsulation layer on the first pixel electrode and the pixel defining layer; a first light control layer overlapping the light emission area, on the thin film encapsulation layer; a planarization layer on the thin film encapsulation layer; and a bank pattern overlapping the non-light emission area, on the planarization layer and defining a second opening, wherein the first light control layer includes a first surface directed toward the first pixel electrode, a first side directed toward the bank pattern, and a first inclined surface connecting the first surface with the first side, and the planarization layer is in contact with the first inclined surface.