Display device and manufacturing for the same
A display device includes a bank disposed on a substrate, the bank surrounding at least a portion of each of a first emission area and a second emission area in a plan view; first alignment electrodes, at least a number of the first alignment electrodes being disposed in the first emission area; second alignment electrodes, at least a number of the second alignment electrodes being disposed in the second emission area; and a light emitting element disposed in each of the first emission area and the second emission area. An electrode most adjacent to the second emission area among the first alignment electrodes and an electrode most adjacent to the first emission area among the second alignment electrodes are spaced apart from each other with a dividing line disposed therebetween, and the dividing line overlaps the bank in a plan view.
1 . A display device comprising:
a substrate;
a first power line and a second power line disposed on the substrate
a bank disposed on the substrate, the bank surrounding at least a portion of each of a first emission area and a second emission area in a plan view;
first alignment electrodes, at least a number of the first alignment electrodes being disposed in the first emission area;
second alignment electrodes, at least a number of the second alignment electrodes being disposed in the second emission area; and
a light emitting element disposed in each of the first emission area and the second emission area, wherein
a first alignment electrode most adjacent to the second emission area among the first alignment electrodes and a second alignment electrode most adjacent to the first emission area among the second alignment electrodes are spaced apart from each other including a dividing line disposed between the first alignment electrode most adjacent to the second emission area among the first alignment electrodes and the second alignment electrode most adjacent to the first emission area among the second alignment electrodes,
the dividing line overlaps the bank in a plan view,
the first emission area and the second emission area are adjacent to each other in a first direction,
the dividing line extends in a second direction different from the first direction,
the first alignment electrode most adjacent to the second emission area among the first alignment electrodes provides a signal to the light emitting element in the first emission area different from a signal which the second alignment electrode most adjacent to the first emission area among the second alignment electrodes provides to the light emitting element, and
the first alignment electrode is electrically connected to the second power line through a contact part and extends in the second direction without bending, and the contact part is formed in an outer peripheral area of the bank where the first emission area is not formed.
2 . The display device of claim 1 , wherein
the first emission area and the second emission area are adjacent to each other in a first direction, and
the dividing line extends in a second direction different from the first direction.
3 . The display device of claim 1 , wherein each of the first alignment electrodes and the second alignment electrodes include even-numbered alignment electrodes.
4 . The display device of claim 3 , wherein
light emitting units are disposed in each of the first emission area and the second emission area,
each of the light emitting units includes the light emitting element, and
the light emitting units are adjacent to a first direction, and extend in a second direction different from the first direction.
5 . The display device of claim 4 , wherein a number of the light emitting units in each of first emission area and the second emission area is an odd number.
6 . The display device of claim 4 , wherein
the light emitting units in each of the first emission area and the second emission area include a first light emitting unit, a second light emitting unit, and a third light emitting unit, and
the first light emitting unit, the second light emitting unit, and the third light emitting unit do not overlap each other in the second direction.
7 . The display device of claim 4 , wherein
each of the first alignment electrodes alternately provides an AC signal and a ground signal in case that the light emitting element is aligned, and
each of the second alignment electrodes alternately provides an AC signal and a ground signal in case that the light emitting element is aligned.
8 . The display device of claim 7 , wherein
the first alignment electrodes include a (1_1)th electrode, a (2_1)th electrode, a (3_1)th electrode, and a (4_1)th electrode, and
the second alignment electrodes include a (1_2)th electrode, a (2_2)th electrode, a (3_2)th electrode, and a (4_2)th electrode, and
the (1_1)th electrode, the (1_2)th electrode, the (3_1)th electrode, and the (3_2)th electrode provide an AC signal in case that the light emitting element is aligned, and
the (2_1)th electrode, the (2_2)th electrode, the (4_1)th electrode, and the (4_2)th electrode provide a ground signal in case that the light emitting element is aligned.
9 . The display device of claim 8 , wherein
a position of the (1_1)th electrode in the first emission area corresponds to a position of the (1_2)th electrode in the second emission area,
a position of the (2_1)th electrode in the first emission area corresponds to a position of the (2_2)th electrode in the second emission area,
a position of the (3_1)th electrode in the first emission area corresponds to a position of the (3_2)th electrode in the second emission area, and
a position of the (4_1)th electrode in the first emission area corresponds to a position of the (4_2)th electrode in the second emission area.
10 . The display device of claim 8 , wherein
the light emitting units in each of the first emission area and the second emission area include a first light emitting unit, a second light emitting unit, and a third light emitting unit, and
the light emitting element of the first light emitting unit, the light emitting element of the second light emitting unit, and the light emitting element of the third light emitting unit are sequentially electrically connected.
11 . The display device of claim 10 , further comprising:
sub-pixels emitting lights of different colors, wherein
the first emission area and the second emission area correspond to each of the sub-pixels, and
the (1_1)th electrode and the (3_1)th electrode are separated from electrodes of another adjacent sub-pixel, and
the (1_2)th electrode and the (3_2)th electrode are separated from electrodes of another adjacent sub-pixel.
12 . The display device of claim 11 , wherein
the (2_1)th electrode and the (4_1)th electrode are separated from electrodes of another adjacent sub-pixel, and
the (2_2)th electrode and the (4_2)th electrode are separated from electrodes of another adjacent sub-pixel.
13 . The display device of claim 1 , further comprising:
sub-pixels emitting lights of different colors, wherein
the display device comprises:
a color conversion layer overlapping a display element layer in which the light emitting element is disposed in a plan view, the color conversion layer changes a wavelength of light; and
a color filter layer overlapping the color conversion layer in a plan view, the color filter layer selectively transmitting light, and
the first emission area and the second emission area correspond to each of the sub-pixels.
14 . The display device of claim 1 , wherein the dividing line is a virtual line.
15 . An electronic device comprising:
the display device of claim 1 .