Display apparatus having a reduced non-display area
A display apparatus has a display area and a non-display area around the display area, the display apparatus includes, in the non-display area, a first power line, a driving circuit on a layer over the first power line, and a second power line electrically connected to the first power line and on a same layer on which one electrode of the driving circuit is arranged.
1. A display apparatus having a display area and a non-display area around the display area, the display apparatus comprising, in the non-display area:
a first power line;
a driving circuit on a layer over the first power line; and
a second power line electrically connected to the first power line and on a same layer on which one electrode of the driving circuit is arranged.
2. The display apparatus of claim 1 , further comprising:
a display device in the display area and comprising a pixel electrode, an opposite electrode, and an emission layer between the pixel electrode and the opposite electrode.
3. The display apparatus of claim 2 , wherein the opposite electrode is electrically connected to the first power line and the second power line.
4. The display apparatus of claim 1 , wherein the first power line overlaps a portion of the driving circuit.
5. The display apparatus of claim 1 , wherein the second power line overlaps a portion of the first power line.
6. The display apparatus of claim 1 , wherein the driving circuit comprises at least one thin film transistor, and
wherein the second power line is on a same layer on which at least one of a gate electrode, a source electrode, and a drain electrode of the at least one thin film transistor of the driving circuit is arranged.
7. The display apparatus of claim 1 , further comprising:
a first connecting electrode on a layer between the first power line and the second power line, the first connecting electrode electrically connecting the first power line to the second power line.
8. The display apparatus of claim 2 , further comprising:
a second connecting electrode on a layer over the second power line and electrically connecting the second power line to the opposite electrode.
9. The display apparatus of claim 1 , further comprising, in the display area:
a shielding layer on a same layer on which the first power line is arranged; and
a pixel circuit on a layer over the shielding layer and at least partially overlapping the shielding layer.
10. The display apparatus of claim 9 , wherein the shielding layer is electrically connected to one electrode of the pixel circuit.
11. The display apparatus of claim 1 , further comprising:
an organic layer and an inorganic layer between the first power line and the driving circuit.
12. The display apparatus of claim 1 , further comprising:
a third power line being apart from the first power line on a same layer on which the first power line is arranged.
13. The display apparatus of claim 1 , further comprising:
a fourth power line apart from the second power line on a same layer on which the second power line is arranged.
14. A display apparatus comprising:
a substrate comprising a display area and a non-display area;
a pixel on the display area and comprising a pixel circuit and a display device;
at least one power line on the non-display area; and
a driving circuit on the non-display area and at least partially overlapping the at least one power line,
wherein the at least one power line is disposed below the driving circuit.
15. The display apparatus of claim 14 , wherein the at least one power line comprises:
a first power line on a layer below the driving circuit; and
a second power line on a same layer on which one electrode of the driving circuit is arranged, and electrically connected to the first power line.
16. The display apparatus of claim 15 , wherein the first power line and the second power line are electrically connected to one electrode of the display device of the pixel.
17. The display apparatus of claim 15 , wherein the driving circuit comprises at least one thin film transistor, and
wherein the second power line is on a same layer on which at least one of a gate electrode, a source electrode, and a drain electrode of the at least one thin film transistor of the driving circuit is arranged.
18. The display apparatus of claim 15 , further comprising:
a connecting electrode between the first power line and the second power line and electrically connect the first power line to the second power line.
19. The display apparatus of claim 15 , wherein the substrate comprises:
a first organic layer;
a first inorganic layer on the first organic layer;
a second organic layer on the first inorganic layer; and
a second inorganic layer on the second organic layer,
wherein the first power line is between the first organic layer and the second organic layer, and
wherein the driving circuit is over the second inorganic layer.
20. The display apparatus of claim 15 , further comprising:
a shielding layer on a layer below the pixel,
wherein the shielding layer is on a same layer on which the first power line is arranged.