CPC G09G 3/3233 (2013.01) [G09G 2300/0426 (2013.01); G09G 2300/0842 (2013.01); G09G 2330/021 (2013.01)] | 16 Claims |
1. A display device comprising:
a pixel including a first sub-pixel emitting light of a first color and a second sub-pixel emitting light of a second color,
wherein each of the first sub-pixel and the second sub-pixel includes:
a pixel circuit layer disposed on a substrate, the pixel circuit layer including a pixel circuit, and
a display element layer disposed on the pixel circuit layer, the display element layer including a light emitting element, an anode electrode, and a cathode electrode,
wherein the pixel circuit layer includes:
a first contact part disposed between the substrate and the display element layer, the anode electrode and the pixel circuit being connected to each other through the first contact part to supply an anode signal to the light emitting element,
wherein a plurality of first contact parts which include a first contact part in the first sub-pixel and a first contact part in the second sub-pixel are arranged along a first direction,
wherein the pixel circuit layer further includes an anode connection electrode disposed on the substrate,
wherein the anode electrode is electrically connected to a first end portion of the light emitting element, and the cathode electrode is electrically connected to a second end portion of the light emitting element,
wherein the anode connection electrode is electrically connected to the anode electrode through the first contact part,
wherein the pixel circuit includes:
a transistor, and
a storage capacitor,
wherein the transistor includes:
a first transistor electrode,
a second transistor electrode, and
a gate electrode,
wherein the anode connection electrode is electrically connected to the first transistor electrode,
wherein the display element layer includes:
an alignment electrode including a first electrode and a second electrode disposed on the pixel circuit layer,
a first insulating layer disposed on the first electrode and the second electrode,
a first contact electrode disposed on the first insulating layer, and
a second contact electrode disposed on the first insulating layer,
wherein the first contact electrode is electrically connected to the anode connection electrode through the first contact part, and
wherein the first contact electrode is the anode electrode and the second contact electrode is the cathode electrode.
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