Display device and method of manufacturing the display device
A display device includes: a substrate including an opening area, a display area surrounding the opening area, and a non-display area between the opening area and the display area; a first insulating layer on the substrate, the first insulating layer including a first recess or a first opening overlapping the non-display area; a second insulating layer on the first insulating layer, the second insulating layer including a second opening exposing a first upper surface of the first insulating layer between the first recess or the first opening and the opening area; a conductive pattern between the first insulating layer and the second insulating layer, the conductive pattern including a first layer and a second layer; and a display element on the second insulating layer and overlapping the display area, the display element including a first electrode, an emission layer, and a second electrode.
1. A display device comprising:
a substrate comprising an opening area, a display area surrounding the opening area, and a non-display area between the opening area and the display area;
a first insulating layer on the substrate, the first insulating layer comprising a first recess or a first opening overlapping the non-display area;
a second insulating layer on the first insulating layer, the second insulating layer comprising a second opening exposing a first upper surface of the first insulating layer between the first recess or the first opening and the opening area;
a conductive pattern between the first insulating layer and the second insulating layer, the conductive pattern comprising a first layer and a second layer; and
a display element on the second insulating layer and overlapping the display area, the display element comprising a first electrode, an emission layer on the first electrode, and a second electrode on the emission layer.
2. The display device of claim 1 , further comprising:
a middle insulating layer between the first insulating layer and the second insulating layer; and
a gate electrode between the first insulating layer and the middle insulating layer,
wherein the conductive pattern is between the middle insulating layer and the second insulating layer.
3. The display device of claim 2 , wherein the middle insulating layer comprises a middle opening connected to the first recess or the first opening, and
wherein a second upper surface of the middle insulating layer on the first upper surface of the first insulating layer is exposed by the second opening.
4. The display device of claim 1 , wherein the first insulating layer comprises a buffer layer and a gate insulating layer, and
wherein the display device further comprises:
a semiconductor layer between the buffer layer and the gate insulating layer; and
a middle insulating layer between the first insulating layer and the second insulating layer, and
wherein the conductive pattern is between the gate insulating layer and the middle insulating layer.
5. The display device of claim 4 , wherein the middle insulating layer comprises a middle opening connected to the first recess or the first opening, and
wherein the middle opening exposes the first upper surface of the first insulating layer.
6. The display device of claim 1 , wherein the first layer includes titanium or amorphous silicon to which a dopant is added.
7. The display device of claim 6 , further comprising a lower pattern layer on the first upper surface of the first insulating layer,
wherein the lower pattern layer includes amorphous silicon to which a dopant is added.
8. The display device of claim 1 , wherein the first recess or the first opening comprises a plurality of first recesses or a plurality of first openings, and
wherein the display device further comprises a middle conductive pattern between the plurality of first recesses or the plurality of first openings.
9. The display device of claim 1 , wherein the display element further comprises at least one of:
a first functional layer between the first electrode and the emission layer; or
a second functional layer between the emission layer and the second electrode, and
wherein the second electrode and at least one of the first functional layer or the second functional layer extend from the display area to the first recess or the first opening to overlap the first recess or the first opening, and comprise a second transmission hole and a first transmission hole exposing the first upper surface of the first insulating layer, respectively.
10. The display device of claim 9 , further comprising an encapsulation layer covering the display element, the encapsulation layer comprising a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer,
wherein the first inorganic encapsulation layer and the second inorganic encapsulation layer extend from the display area to the first upper surface of the first insulating layer to overlap the first transmission hole and the second transmission hole.