A display device includes a bank including an opening defining pixels, light emitting elements disposed in the pixels, a color conversion layer disposed on the light emitting elements in the opening, a capping layer overlapping the color conversion layer, and a color filter layer disposed on the capping layer. The color filter layer includes a low refractive material.

A display apparatus includes a circuit board including a driving circuit, a pixel array on the circuit board and including unit pixels, each of the unit pixels including a plurality of subpixels, and a plurality of microlenses respectively on the plurality of subpixels, where the pixel array further includes a plurality of light-emitting diode (LED) cells each respectively including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer that are sequentially stacked, a passivation layer on side surfaces and lower surfaces of the plurality of LED cells, a reflective layer on the passivation layer, the reflective layer configured to emit light toward upper surfaces of the plurality of LED cells, a gap-fill insulating layer on the side surfaces and lower surfaces of the plurality of LED cells, and a first connection electrode on the gap-fill insulating layer, and connected to the first conductivity-type semiconductor layers.

A display apparatus includes a circuit board including a driving circuit, a pixel array on the circuit board and including unit pixels, each of the unit pixels including a plurality of subpixels, and a plurality of microlenses respectively on the plurality of subpixels, where the pixel array further includes a plurality of light-emitting diode (LED) cells each respectively including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer that are sequentially stacked, a passivation layer on side surfaces and lower surfaces of the plurality of LED cells, a reflective layer on the passivation layer, the reflective layer configured to emit light toward upper surfaces of the plurality of LED cells, a gap-fill insulating layer on the side surfaces and lower surfaces of the plurality of LED cells, and a first connection electrode on the gap-fill insulating layer, and connected to the first conductivity-type semiconductor layers.

A display device includes: a substrate including a first organic film; a plurality of pixel electrodes on the first organic film and aligned in a first direction and a second direction; a common electrode on the first organic film, extending in the first direction, and aligned in the second direction; a plurality of light emitting elements respectively on the pixel electrodes and the common electrode and aligned in the first direction and the second direction; and a second organic film between the light emitting elements on the first organic film. The first organic film has a plurality of engraved lines extending in the first direction and between the light emitting elements, and the plurality of engraved lines are filled with the second organic film.

A display device includes: a substrate including a first organic film; a plurality of pixel electrodes on the first organic film and aligned in a first direction and a second direction; a common electrode on the first organic film, extending in the first direction, and aligned in the second direction; a plurality of light emitting elements respectively on the pixel electrodes and the common electrode and aligned in the first direction and the second direction; and a second organic film between the light emitting elements on the first organic film. The first organic film has a plurality of engraved lines extending in the first direction and between the light emitting elements, and the plurality of engraved lines are filled with the second organic film.

Disclosed herein is a display panel including a pixel driver in a display area and an insulating layer disposed under and covered by a planarization layer. The insulating layer includes an upper insulating layer having one or more openings that expose a plurality of pads of the pixel driver, allowing electrical connection to external lines. By positioning the insulating layer between the planarization layer and the pixel driver, the structure reduces the likelihood of pore formation caused by adhesion failure or thermal stress, thereby enhancing reliability and manufacturing yield.

Disclosed herein is a display panel including a pixel driver in a display area and an insulating layer disposed under and covered by a planarization layer. The insulating layer includes an upper insulating layer having one or more openings that expose a plurality of pads of the pixel driver, allowing electrical connection to external lines. By positioning the insulating layer between the planarization layer and the pixel driver, the structure reduces the likelihood of pore formation caused by adhesion failure or thermal stress, thereby enhancing reliability and manufacturing yield.

A display device includes a substrate; one or more buffer layers disposed on the substrate; an adhesive layer disposed on the buffer layer; a pixel driving circuit disposed on the adhesive layer; a protective layer which is disposed on the adhesive layer and of which a part is disposed on the pixel driving circuit; and a plurality of light-emitting elements electrically connected to the pixel driving circuit.

A display device includes a substrate; one or more buffer layers disposed on the substrate; an adhesive layer disposed on the buffer layer; a pixel driving circuit disposed on the adhesive layer; a protective layer which is disposed on the adhesive layer and of which a part is disposed on the pixel driving circuit; and a plurality of light-emitting elements electrically connected to the pixel driving circuit.

A display device includes a pixel circuit layer including a contact structure having a first conductive layer, a first bridge layer electrically connected to the first conductive layer, a second bridge layer electrically connected to the first bridge layer, and a second conductive layer electrically connected to the second bridge layer. A light-emitting element is disposed on the pixel circuit layer. The first conductive layer and the first bridge layer are connected to each other in a first contact area, and the second conductive layer and the second bridge layer are connected to each other in a second contact area. The first contact area and the second contact area overlap each other, in a plan view.