Display device and method of manufacturing display device
A display device includes a plurality of pixels arranged in a matrix. Each of the plurality of pixels includes a transistor and a pixel electrode arranged above the transistor through a first protective film and a second protective film. Among the plurality of pixels, the pixel electrodes of two pixels adjacent in a column direction are connected to corresponding source electrodes of the two pixels through second and third contact holes respectively. The second and third contact holes are formed in the first protective film within a first contact hole that is formed in the second protective film.
1. A display device comprising:
a thin film transistor;
a protective film formed on the thin film transistor;
a common electrode formed on the protective film;
a pixel electrode opposite to the common electrode, wherein
the common electrode has an opening enclosed by the common electrode,
the protective film has a first hole and a second hole formed in a same layer, and
the opening overlaps the first hole and the second hole in plan view.
2. The display device according to the claim 1 , wherein
the pixel electrode electrically connects to the thin film transistor through the first hole.
3. The display device according to the claim 1 further comprises a first electrode, wherein
the first electrode electrically connects to the common electrode through the second hole.
4. The display device according to claim 1 , wherein
the first hole and the second hole are positioned within the opening in plan view.
5. The display device according to claim 1 , further comprising a first electrode, wherein
the thin film transistor includes a source electrode, and
the source electrode and the first electrode are electrically isolated from each other.
6. The display device according to the claim 1 , wherein
the thin film transistor includes a source electrode, and
the first hole overlaps at least a part of the source electrode in plan view.
7. The display device according to the claim 6 , further comprising a first electrode, wherein
the second hole overlaps at least a part of the first electrode in plan view.
8. The display device according to claim 6 , wherein
a size of the first hole is smaller than a size of the second hole.
9. The display device according to the claim 1 , further comprising a first electrode, wherein
the second hole overlaps at least a part of the first electrode in plan view.
10. The display device according to the claim 9 , wherein
the first electrode electrically connects to the common electrode.
11. The display device according to claim 9 , further comprising a gate wiring, wherein
the first electrode is at least partially parallel with the gate wiring.
12. The display device according to claim 9 , wherein
the thin film transistor includes a gate electrode, and
the first electrode and the gate electrode are formed in the same layer.
13. The display device according to claim 9 , wherein
the thin film transistor includes a gate electrode, and
the first electrode and the gate electrode are electrically isolated from each other.
14. A display device according to claim 1 , further comprising a plurality of data wirings, wherein an outer boundary of the opening is located between two adjacent data wirings from the plurality of data wirings.