A display device includes a display element layer on a substrate, the display element layer includes an anode electrode and a cathode electrode spaced apart on the substrate, an overcoat pattern on the anode electrode, a light emitting element on the overcoat pattern and including a first end portion adjacent to the overcoat pattern and a second end portion spaced apart from the first end portion, a first transparent electrode layer on the overcoat pattern and electrically connecting the anode electrode to the first end portion of the light emitting element, at least one insulating layer on the first transparent electrode layer and the cathode electrode, and a second transparent electrode layer on the at least one insulating layer and electrically connecting the cathode electrode to the second end portion of the light emitting element.

Disclosed is a display panel including a driving element layer including a pixel driving portion, a first electrode disposed on the driving element layer, a pixel definition layer disposed on the driving element layer, and in which an opening exposing at least a portion of the first electrode is defined, an intermediate layer disposed on the first electrode, and including at least one light emission layer, a second electrode disposed on the intermediate layer, a lower adhesive layer disposed on the second electrode, a capping electrode disposed on the second electrode, and a separator disposed on the pixel definition layer. At least a portion of the lower adhesive layer overlaps the opening of the pixel definition layer. The capping electrode contacts a portion of the second electrode in an area spaced apart from the opening of the pixel definition layer.

A display device includes a substrate, a pixel electrode disposed on the substrate, an organic layer disposed on the pixel electrode, a light emitting element disposed on the organic layer, including a semiconductor stack, a first protective layer, a contact electrode, and a second protective layer, a connection electrode connecting the light emitting element and the pixel electrode, wherein the first protective layer is an insulating protective layer, the second protective layer is a conductive protective layer, wherein the connection electrode and the second protective layer are etchable with the same etchant.

A display device includes a display panel including a plurality of sub pixels, each of the plurality of sub pixels including a light emitting diode on a substrate; a passivation layer on the substrate and at least partly covering a lateral side surface of the light emitting diode; and a protection layer on the passivation layer and at least partly covering a lateral side surface of the passivation layer, wherein a lateral end of the passivation layer in a first direction is disposed under the protection layer to form an undercut structure under the protection layer. Accordingly, an undercut structure is formed in a boundary area between the plurality of sub pixels to minimize or suppress a defect of pixel electrodes of the plurality of sub pixels being connected to each other.

A display device, an electronic apparatus including the display device, and a method for manufacturing the display device are disclosed. The display device may include a connection electrode passing through a base insulating (e.g., electrically insulating) layer and a reflective pattern connected to the connection electrode. The connection electrode may include a first conductive (e.g., electrically conductive) layer and a second conductive (e.g., electrically conductive) layer on the first conductive layer and made of a material different from that of the first conductive layer. The upper surface of the connection electrode may be continuous with the upper surface of the base insulating layer, and the upper surface of the connection electrode and the upper surface of the base insulating layer may substantially form a single plane.

Disclosed is a display device including a micro light-emitting element. The display device includes: a substrate; a driving chip disposed on the substrate; a protective layer disposed on the substrate so as to surround the driving chip; an insulating layer disposed on the driving chip and the protective layer; a bank layer disposed on the insulating layer, wherein the bank layer has a first receiving groove and a second receiving groove defined therein and adjacent to each other; a light-emitting element disposed in the first receiving groove or the second receiving groove; and an optical insulating layer covering the first receiving groove, the second receiving groove, and the bank layer.

The present disclosure is a display device including a micro light-emitting element. The display device includes: a substrate including a display area and a non-display area; a driving circuit disposed on the substrate in the display area; a plurality of light-emitting elements disposed below and above the driving circuit respectively, and electrically connected to the driving circuit; and a plurality of bonding alignment key patterns respectively disposed in corner regions of the non-display area. Thus, a display panel and a cover member are accurately bonded to each other based on the bonding alignment key pattern in a manufacturing process of the display device. Openings in the black matrix further facilitate ambient light or temperature sensing. The arrangement helps reduce bezel size, improve panel reliability, and enhance product durability and power efficiency.

Disclosed is a display device including a micro light-emitting element. The display device includes a substrate including a display area and a non-display area; a driving chip disposed on the substrate in the display area; a plurality of light-emitting elements disposed in an upper direction of the driving chip and electrically connected to the driving chip; a plurality of power lines disposed in the display area; and a plurality of dummy lines disposed in the non-display area, wherein the plurality of power lines and the plurality of dummy lines are connected to each other through a connection line in a spline area, wherein the spline area is defined in each corner of the display area, wherein a boundary line between the display area and the non-display area in the spline area has a curved shape.

A display device and a display panel are discussed. The display device in some examples includes a substrate, a driving chip disposed on the substrate, a plurality of light-emitting elements disposed on the driving chip and electrically connected to the driving chip, a plurality of first electrodes respectively disposed under the plurality of light-emitting elements, and a plurality of solder patterns respectively disposed on upper surfaces of the plurality of first electrodes so as to respectively overlap the plurality of light-emitting elements. Each of the light-emitting elements is bonded to one of the first electrodes by melting of at least one of the solder patterns.

A display device includes: a substrate; a first reflective layer on the substrate and including at least one lower sub-insulating layer which includes a first sub-layer having a first refractive index and a second sub-layer on the first sub-layer and having a second refractive index different from the first refractive index; a first light-emitting element on the first reflective layer and configured to emit light of a first color; a first reflective bulkhead spaced apart from the first light-emitting element and provided at opposite sides of the first light-emitting element; and a reflective electrode under the first light-emitting element and overlapping the first reflective bulkhead in a plan view.