Disclosed is a light emitting display device including a substrate including a first area and a second area, a first light shielding pixel-defining film provided in the first area, exposing a first blue light emitting portion, a first green light emitting portion, and a first red light emitting portion, and having a first height, a second light shielding pixel-defining film provided in the second area, including a region exposing a second blue light emitting portion, a second green light emitting portion, and a second red light emitting portion and a light transmitting portion, and including an area having a second height smaller than the first height, and a light emitting element provided on the first blue light emitting portion, the first green light emitting portion, the first red light emitting portion, the second blue light emitting portion, the second green light emitting portion, and the second red light emitting portion.

A driving backplane includes a first substrate, a thick copper layer, a second substrate, and a driving layer stacked in sequence. The thick copper layer is provided with a driving wire configured to load a driving signal. The driving layer is provided with a driving circuit. The driving circuit is electrically connected to the driving wire through a via.

A driving backplane includes a first substrate, a thick copper layer, a second substrate, and a driving layer stacked in sequence. The thick copper layer is provided with a driving wire configured to load a driving signal. The driving layer is provided with a driving circuit. The driving circuit is electrically connected to the driving wire through a via.

A display device includes pixels, a light-blocking layer, and transistors disposed in the pixels and on the light-blocking layer. Reflective electrodes are on the transistors. Light emitting elements are disposed in the pixels and on the reflective electrodes. Power lines are on the substrate. Power lines each includes a first sub-power line extending in a first direction and disposed on a same layer as the light-blocking layer; a second sub-power line extending in a second direction different from the first direction and disposed on a same layer as electrodes of the plurality of transistors; and a third sub-power line extending in the first direction and disposed on a same layer as the plurality of reflective electrodes.

A display device includes pixels, a light-blocking layer, and transistors disposed in the pixels and on the light-blocking layer. Reflective electrodes are on the transistors. Light emitting elements are disposed in the pixels and on the reflective electrodes. Power lines are on the substrate. Power lines each includes a first sub-power line extending in a first direction and disposed on a same layer as the light-blocking layer; a second sub-power line extending in a second direction different from the first direction and disposed on a same layer as electrodes of the plurality of transistors; and a third sub-power line extending in the first direction and disposed on a same layer as the plurality of reflective electrodes.

A transparent display device is provided, which comprises a display area in which a plurality of subpixels are disposed to display an image, a plurality of transmissive areas disposed within the display area and transmitting external light, a first non-transmissive area disposed between the transmissive areas disposed to be adjacent to each other in a first direction and not transmitting external light, a second non-transmissive area disposed between the transmissive areas disposed to be adjacent to each other in a second direction and not transmitting external light, a first circuit portion disposed in the first non-transmissive area to drive the subpixel disposed in the first non-transmissive area, and a second circuit portion disposed in the second non-transmissive area to drive the subpixel disposed in the second non-transmissive area.

A transparent display device is provided, which comprises a display area in which a plurality of subpixels are disposed to display an image, a plurality of transmissive areas disposed within the display area and transmitting external light, a first non-transmissive area disposed between the transmissive areas disposed to be adjacent to each other in a first direction and not transmitting external light, a second non-transmissive area disposed between the transmissive areas disposed to be adjacent to each other in a second direction and not transmitting external light, a first circuit portion disposed in the first non-transmissive area to drive the subpixel disposed in the first non-transmissive area, and a second circuit portion disposed in the second non-transmissive area to drive the subpixel disposed in the second non-transmissive area.

A display apparatus includes a substrate, and a first transistor above the substrate, and including a first electrode, and a semiconductor layer above or below the first electrode, and including a first channel area overlapping the first electrode and including a first sub-area and a second sub-area forming line symmetry with respect to a virtual straight line extending in a first direction, the first sub-area and the second sub-area including first channel portions having channel lengths in a second direction crossing the first direction, second channel portions having channel lengths in a third direction crossing the first direction and the second direction, and crossing portions connecting the first channel portions to the second channel portions.

A display apparatus includes a substrate, and a first transistor above the substrate, and including a first electrode, and a semiconductor layer above or below the first electrode, and including a first channel area overlapping the first electrode and including a first sub-area and a second sub-area forming line symmetry with respect to a virtual straight line extending in a first direction, the first sub-area and the second sub-area including first channel portions having channel lengths in a second direction crossing the first direction, second channel portions having channel lengths in a third direction crossing the first direction and the second direction, and crossing portions connecting the first channel portions to the second channel portions.

A display device includes: a substrate including a display area and a non-display area; a sub-pixel disposed in the display area; a metal line extending to be spaced apart from an emission area of the sub-pixel on a plane in the display area; and an auxiliary circuit connected to the metal line in the display area. A sub-pixel circuit of the sub-pixel and the auxiliary circuit are connected to the same data line.