A display device and a manufacturing method thereof are provided. A display device includes a substrate, a pixel electrode and a common electrode spaced from each other on the substrate, a first reflective electrode on the pixel electrode and a second reflective electrode on the common electrode, respectively, a first bottom sacrificial electrode on the first reflective electrode and a second bottom sacrificial electrode on the second reflective electrode, an organic layer covering at least a portion of the first and second sacrificial electrodes, a light emitting element on the organic layer and including a semiconductor stack, a first contact electrode, and a second contact electrode, a first connection electrode connecting the pixel electrode and the first contact electrode and a second connection electrode connecting the common electrode and the second contact electrode and a first upper sacrificial electrode between the first contact electrode and the organic layer.

There are provided a display panel, a display device including the display panel, and an electronic device including the display panel, in which the degree of integration of pixels is increased. The display panel may include a display area in which a first pixel and a second pixel connected to the first pixel through a connection electrode are disposed. The display panel may include a non-display area at the periphery of the display area.

There are provided a display panel, a display device including the display panel, and an electronic device including the display panel, in which the degree of integration of pixels is increased. The display panel may include a display area in which a first pixel and a second pixel connected to the first pixel through a connection electrode are disposed. The display panel may include a non-display area at the periphery of the display area.

A display device includes an anode electrode; a cathode electrode disposed on the anode electrode; a light-emitting element disposed between the anode electrode and the cathode electrode; and an auxiliary electrode surrounding a side surface of the light-emitting element. The light-emitting element includes a bonding electrode connected to the anode electrode; a light-emitting member including a first semiconductor layer connected to the bonding electrode, a second semiconductor layer connected to the cathode electrode and disposed on the first semiconductor layer, and an active layer disposed between the first and second semiconductor layers; and an insulating film covering at least a side surface of the light-emitting member. A portion of the auxiliary electrode that surrounds the side surface of the light-emitting element is disposed above an upper surface of the active layer.

A display device includes an anode electrode; a cathode electrode disposed on the anode electrode; a light-emitting element disposed between the anode electrode and the cathode electrode; and an auxiliary electrode surrounding a side surface of the light-emitting element. The light-emitting element includes a bonding electrode connected to the anode electrode; a light-emitting member including a first semiconductor layer connected to the bonding electrode, a second semiconductor layer connected to the cathode electrode and disposed on the first semiconductor layer, and an active layer disposed between the first and second semiconductor layers; and an insulating film covering at least a side surface of the light-emitting member. A portion of the auxiliary electrode that surrounds the side surface of the light-emitting element is disposed above an upper surface of the active layer.

Provided is a display device including a lower substrate, a bonding electrode disposed on the lower substrate, a reflective electrode disposed on the bonding electrode, and a light-emitting element disposed on the reflective electrode, wherein the reflective electrode includes a reflective layer disposed between the bonding electrode and the light-emitting element and having a shape corresponding to that of the light-emitting element in a plan view, and a capping film covering a side surface of the reflective layer.

Provided is a display device including a lower substrate, a bonding electrode disposed on the lower substrate, a reflective electrode disposed on the bonding electrode, and a light-emitting element disposed on the reflective electrode, wherein the reflective electrode includes a reflective layer disposed between the bonding electrode and the light-emitting element and having a shape corresponding to that of the light-emitting element in a plan view, and a capping film covering a side surface of the reflective layer.

A display device includes a display part configured to emit light, and a sensor part including sensing electrodes disposed on the display part and formed by a conductive pattern layer. The display part includes a light emitting element including a first end and a second end, a first connection electrode electrically connected to the first end, a second connection electrode electrically connected to the second end, and a shielding layer electrically connected to the second connection electrode. The conductive pattern layer overlaps the shielding layer in a plan view.

A display device includes a display part configured to emit light, and a sensor part including sensing electrodes disposed on the display part and formed by a conductive pattern layer. The display part includes a light emitting element including a first end and a second end, a first connection electrode electrically connected to the first end, a second connection electrode electrically connected to the second end, and a shielding layer electrically connected to the second connection electrode. The conductive pattern layer overlaps the shielding layer in a plan view.

A display panel includes a substrate, a pixel circuit layer disposed on the substrate and including a transistor, a common electrode disposed on the pixel circuit layer, a conductive partition wall including a first partition wall layer disposed on the common electrode and a second partition wall layer disposed on the first partition wall layer, the conductive partition wall being electrically connected to the common electrode, a partition wall insulation layer disposed on the conductive partition wall, and a light-emitting element including a pixel electrode disposed on the partition wall insulation layer and electrically connected to the transistor, an intermediate layer disposed on the pixel electrode and including an emission layer, and a counter electrode disposed on the intermediate layer and electrically connected to the conductive partition wall, wherein the first partition wall layer includes an aluminum alloy.