公开(公告)号：US11258049B2

公开(公告)日：2022-02-22

申请号：US16814833

申请日：2020-03-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeong Jun Kim ,  Ji Ryun Park ,  Chi Wook An ,  Mi Ran Ji

IPC: H01L51/52 ,  G06F3/044 ,  H01L27/32

Abstract: A display device includes a substrate having a light emission area, a light emitting element layer including a light emitting element on the light emission area, and an sensing layer on the light emitting element layer and including a sensing electrode having a first opening overlapping the light emission area, a first refraction layer directly on the sensing electrode and having a second opening overlapping the light emission area, and a second refraction layer on the light emitting element layer and the first refraction layer, a first optical refractive index of the first refraction layer being less than a second optical refraction index of the second refraction layer.

公开(公告)号：US12035567B2

公开(公告)日：2024-07-09

申请号：US17676035

申请日：2022-02-18

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeong Jun Kim ,  Ji Ryun Park ,  Chi Wook An ,  Mi Ran Ji

IPC: G06F3/044 ,  H10K50/858 ,  H10K50/86 ,  H10K59/122 ,  H10K59/38 ,  H10K59/40 ,  H10K102/00

CPC classification number: H10K50/858 ,  G06F3/0443 ,  H10K50/86 ,  H10K50/865 ,  H10K59/122 ,  H10K59/38 ,  H10K59/40 ,  H10K2102/351

Abstract: A display device includes a substrate having a light emission area, a light emitting element layer including a light emitting element on the light emission area, and an sensing layer on the light emitting element layer and including a sensing electrode having a first opening overlapping the light emission area, a first refraction layer directly on the sensing electrode and having a second opening overlapping the light emission area, and a second refraction layer on the light emitting element layer and the first refraction layer, a first optical refractive index of the first refraction layer being less than a second optical refraction index of the second refraction layer.