US 12,010,872 B2 · Display device

Abstract

A display device may include a substrate, a first active layer disposed on the substrate and including a first source region, a first drain region, and a first channel region disposed between the first source region and the first drain region, a first gate insulating layer covering the first active layer on the substrate, first gate electrodes disposed in opposite sides of the first channel region on the first gate insulating layer, a second gate insulating layer covering the first gate electrodes on the first gate insulating layer, a second gate electrode disposed in a central portion of the first channel region on the second gate insulating layer, and a first connection electrode disposed on the second gate electrode and connected to the first and second gate electrodes.

Claims20

Dependent claims

A display device comprising:

a substrate;
a first active layer disposed on the substrate and including a first source region, a first drain region, and a first channel region disposed between the first source region and the first drain region;
a first gate insulating layer covering the first active layer on the substrate;
first gate electrodes respectively disposed on opposite sides of the first channel region and disposed directly on an upper surface defining the first gate insulating layer;
a second gate insulating layer covering the first gate electrodes and disposed on the first gate insulating layer;
a second gate electrode disposed in a central portion of the first channel region and disposed directly on an upper surface defining the second gate insulating layer;
and
a first connection electrode disposed on the second gate electrode and connected to the first and second gate electrodes.

5 more elements

A display device comprising:

a substrate;
a first active layer disposed on the substrate and including a first active region including a first source region, a first drain region, and a first channel region, and a second active region including a second source region, a second drain region, and a second channel region;
a first gate insulating layer covering the first active layer on the substrate;
first gate electrodes respectively overlapping the first and second channel regions and disposed directly on an upper surface defining the first gate insulating layer;
a second gate insulating layer covering the first gate electrodes and disposed on the first gate insulating layer;
second gate electrodes respectively overlapping the first and second channel regions and disposed directly on an upper surface defining the second gate insulating layer;
and
a first connection electrode disposed on the second gate electrodes and connected to the first and second gate electrodes.

5 more elements

Dependencies are inferred from the claim text.

Display device

Life of this patent

Display device

Life of this patent

Abstract

Claims20