A splicing display device is provided. The splicing display device includes at least two first display units and a second display unit. The first display units are spliced and connected. Each of the first display units includes a non-display area. The second display unit is disposed on a light-emitting side of the first display units, and attached and fixed to a splicing position of the non-display areas of the two adjacent first display units.

A light-emitting diode module includes a casing, a lead frame, a plurality of light-emitting diodes, a control circuit, a first external power supply, a second external power supply, a first power supply pin, and a second power supply pin. The lead frame is disposed in the casing, and the lead frame has a first surface and a second surface. The second surface is opposite to the first surface. The light-emitting diodes include a first light-emitting diode, a second light-emitting diode and a third light-emitting diode, which are disposed on the first surface of the lead frame. At least one of the first light-emitting diode, the second light-emitting diode and the third light-emitting diode is electrically connected to the first external power supply through the first power supply pin, and the control circuit is electrically connected to the second external power supply through the second power supply pin.

A light-emitting unit and a light-emitting device are provided. The light-emitting unit includes a light-emitting chip and an optical encapsulant. The light-emitting unit has a top surface and a bottom surface opposite to each other in the thickness direction, and a surrounding side surface. The top surface and the bottom surface are surrounded by the surrounding side surface, and the light-emitting chip includes a connection pad located on the bottom surface and a wire bonding point that is located on the top surface. The surrounding side surface of the light-emitting chip is surrounded by the optical encapsulant, and the top surface and the bottom surface of the light-emitting chip are exposed outside of the optical encapsulant.

A display device comprises top pads on a first substrate; bottom pads below a second substrate; side lines on a side surface of the first substrate and a side surface of the second substrate; and ground pads in first edges of the first substrate and the second substrate, wherein each of the top pads and the bottom pads includes: first pads in first pad areas of the first edges of the first substrate and the second substrate; and second pads in second pad areas of second edges of the first substrate and the second substrate, a high potential voltage is applied to the first pads and a low potential voltage is applied to the second pads, and the ground pads are in the first edges of the first substrate and the second substrate to be spaced apart from each other with the first pads therebetween. Therefore, overcurrent is suppressed.

A display device includes a pixel circuit layer including a sub-pixel circuit having at least one transistor, an electrode layer disposed on the pixel circuit layer and including a pixel electrode electrically connected to the sub-pixel circuit and a common electrode spaced apart from the pixel electrode, a light emitting stack structure disposed on the electrode layer and including a first semiconductor layer, a second semiconductor layer disposed on the first semiconductor layer, and an active layer interposed between the first and second semiconductor layers, a first bonding electrode connected to the first semiconductor layer and electrically connected to the pixel electrode, a second bonding electrode connected to a portion of the second semiconductor layer not overlapping the first semiconductor layer and the active layer and electrically connected to the common electrode, and a sub-common electrode covering at least a top surface of the light emitting stack structure.

A display device includes a substrate including a display area and a non-display area adjacent to the display area, a light emitting element disposed in the display area of the substrate and including a first light emitting layer and a second light emitting layer disposed on the first light emitting layer, and an inspection array disposed in the non-display area of the substrate and including a first inspection pattern and a second inspection pattern disposed on the first inspection pattern.

A display device a substrate, a driving element above the substrate, a lower electrode above the driving element, a barrier layer entirely covering a side surface of the lower electrode, and including a polymer, and a light-emitting element above the lower electrode.

A display device is provided. The display device includes a circuit substrate and a plurality of pixels. The plurality of pixels are disposed on the circuit substrate, and electrically connected to the circuit substrate. Each of the plurality of pixels includes a first sub-pixel and a second sub-pixel. The first sub-pixel includes at least two first light emitting units connected in series. The second sub-pixel includes at least one second light emitting unit. The number of the at least two first light emitting units of the first sub-pixel is greater than the number of the at least one second light emitting unit of the second sub-pixel. The at least two first light emitting units are electrically connected to a first reference voltage. The at least one second light emitting unit is electrically connected to a second reference voltage. The first reference voltage is different from the second reference voltage.

A substrate, which has edges, a device region, and at least one bonding region, includes a base, device groups, signal line groups, and bridging parts. The device groups are located in the device region, and arranged along first and second directions. The signal line groups are located on the same side of the base as the device groups. A signal line group includes signal lines extending along the second direction, and arranged at intervals along the first direction. Any signal line extends from a bonding region on the device region, and is electrically connected to a column of device groups along the second direction. The bridging parts are located on the same side as the device groups. At least one bridging part is located in the device region. At least two signal lines in at least one signal line group are electrically connected together through a bridging part.

In accordance with one aspect of the present disclosure, there may be provided a light emitting device, including: a substrate; a plurality of light emitters disposed on an upper surface of the substrate to emit light; a first electrode disposed between the substrate and the plurality of light emitters and electrically connected to the plurality of light emitters; and a second electrode spaced apart from the substrate and electrically connected to the plurality of light emitters, wherein the first electrode and the second electrode are spaced apart from each other in an up and down direction by at least one of the plurality of light emitters, and extend while intersecting in the at least one light emitter when viewed from above.