US 2022/0037419 A1 · DISPLAY DEVICE

Abstract

A display device includes: a substrate including a display area and a transmission area; a blocking layer disposed in the display area of the substrate and including a first blocking layer and a second blocking layer that is disposed on the first blocking layer; an insulating layer disposed on the blocking layer; a transistor disposed on the insulating layer; and a light emitting element connected to the transistor, wherein a first reflectivity of the first blocking layer is smaller than a second reflectivity of the second blocking layer, and a first absorption coefficient of the first blocking layer is smaller than a second absorption coefficient of the second blocking layer.

Claims22

Dependent claims

A display device comprising:

a substrate including a display area and a transmission area;
a blocking layer disposed in the display area of the substrate and including a first blocking layer and a second blocking layer that is disposed on the first blocking layer;
an insulating layer disposed on the blocking layer;
a transistor disposed on the insulating layer;
and
a light emitting element connected to the transistor,
wherein a first reflectivity of the first blocking layer is smaller than a second reflectivity of the second blocking layer, and
wherein a first absorption coefficient of the first blocking layer is smaller than a second absorption coefficient of the second blocking layer.

5 more elements

Dependencies are inferred from the claim text.

Facts

Application

17/210,421Filed 23 Mar 2021

Priority

KR 10-2020-009606731 Jul 2020

Published

3 Feb 2022

Term ends

Not estimatedThe source records don’t support an estimate.

Classification8 codes

H10K 59/121
Active-matrix OLED [AMOLED] displays: characterised by the geometry or disposition of pixel elements
H10K 59/126
Active-matrix OLED [AMOLED] displays: shielding, e.g. light-blocking means over the TFTs
H10K 59/40
Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00: oLEDs…
H10K 59/878
Arrangements for extracting light from the devices: comprising reflective means

Display device

Life of this patent

Display device

Life of this patent

Abstract

Claims22