Display device and manufacturing method thereof
According to one or more embodiments of the present disclosure, a display device including a first extension area and a second extension area, the display device including: a first electrode and a second electrode on a substrate and spaced from each other in a first direction; and a first light emitting element on the first electrode and the second electrode, wherein: the first extension area extends in the first direction and includes a separation area in which the first electrode is not located, and the second extension area extends in a second direction crossing the first direction, the second extension area being an area in which the first electrode and the second electrode are not located.
1 . A display device including a first extension area and a second extension area, the display device comprising:
a first electrode and a second electrode on a substrate and spaced from each other in a first direction;
a first light emitting element on the first electrode and the second electrode;
an upper adjacent electrode spaced from the first electrode in a second direction; and
a lower adjacent electrode spaced from the first electrode in the second direction,
wherein:
the first extension area extends in the first direction and includes a separation area that is directly adjacent to an end of the first electrode with respect to the second direction and in which the first electrode is not located;
the second extension area extends in the second direction crossing the first direction, the second extension area being an area in which the first electrode and the second electrode are not located;
the first electrode and the second electrode are between the substrate and the first light emitting element;
the first extension area includes a 1-1-th extension area and a 1-2-th extension area;
the first electrode is located between the 1-1-th extension area and the 1-2-th extension area, and the second electrode overlaps the 1-1-th extension area and the 1-2-th extension area when viewed in a plan view;
the separation area comprises a first separation area and a second separation area, the first separation area is formed in the 1-1-th extension area and between the first electrode and the upper adjacent electrode, the second separation area is formed in the 1-2-th extension area and between the first electrode and the lower adjacent electrode; and
the first separation area and the second separation area overlap in the second direction when viewed in a plan view.
2 . The display device of claim 1 , wherein:
the first extension area and the second extension area overlap in an overlapping area when viewed in a plan view, and form a lattice structure using the overlapping area as a lattice point.
3 . The display device of claim 1 , wherein:
a portion of the second electrode that overlaps with the first extension area overlaps with the separation area in the first direction.
4 . The display device of claim 1 , wherein:
the second extension area includes a 2-1-th extension area, a 2-2-th extension area, and a 2-3-th extension area;
the 2-3-th extension area is located between the 2-1-th extension area and the 2-2-th extension area; and
the first electrode is located between the 2-1-th extension area and the 2-3-th extension area, and the second electrode is located between the 2-2-th extension area and the 2-3-th extension area.
5 . The display device of claim 1 ,
wherein:
the upper adjacent electrode is not located in the first extension area and the second extension area; and
the upper adjacent electrode, the lower adjacent electrode, the first electrode, and the second electrode are disposed in a same layer.
6 . The display device of claim 1 , further comprising
a first pixel area, a second pixel area, and a third pixel area in which the first light emitting element is located, wherein the first pixel area from which light of a first color is emitted, the second pixel area from which light of a second color is emitted, and the third pixel area from which light of a third color is emitted; and
wherein the first extension area does not overlap the first pixel area, the second pixel area, and the third pixel area in a plan view.
7 . The display device of claim 6 , wherein at least a portion of the second extension area overlaps the first pixel area, the second pixel area, and the third pixel area in a plan view.
8 . The display device of claim 1 , further comprising:
a third electrode on the substrate and spaced from the second electrode in the first direction; a fourth electrode on the substrate and spaced from the third electrode in the first direction; and a second light emitting element located on the third electrode and the fourth electrode, wherein:
the fourth electrode is not located in the first extension area and the second extension area; and
the third electrode overlaps the first extension area and is not located in the second extension area when viewed in a plan view.
9 . The display device of claim 8 , further comprising:
a first contact electrode electrically connecting the first electrode and the first light emitting element;
a second contact electrode electrically connecting the second electrode and the first light emitting element, and electrically connecting the fourth electrode and the second light emitting element; and
a third contact electrode electrically connecting the third electrode and the second light emitting element.
10 . The display device of claim 6 , further comprising:
a color conversion unit comprising a wavelength conversion pattern configured to change a wavelength of light, and defining the first pixel area, the second pixel area, and the third pixel area.
11 . An electronic device comprising the display device of claim 1 .