Disclosed are a display panel and a display device including the same, in which a thickness of a light-emitting element layer in an outer area of the display panel is larger than a thickness of the light-emitting element layer in a central area thereof, so that viewing angle characteristic in the outer area of the display panel is improved.

The display device includes a substrate, a plurality of light-emitting elements including a quantum dot layer including a plurality of quantum dots and a first inorganic material with which spaces between the plurality of quantum dots are filled, and an inorganic layer. The inorganic layer is located between the at least two light-emitting elements. Furthermore, the inorganic layer contains a second inorganic material including a semiconductor having a band gap of 2.8 eV or more or an insulator.

A high-resolution or high-definition display device is provided. The display device includes a first light-emitting device and a second light-emitting device. The first light-emitting device includes a first pixel electrode, a first hole-injection layer, a first hole-transport layer, a first light-emitting layer, a first electron-transport layer, a second electron-transport layer, and a common electrode that are stacked in this order. The second light-emitting device includes a second pixel electrode, a second hole-injection layer, a second hole-transport layer, a second light-emitting layer, a third electron-transport layer, a second electron-transport layer, and a common electrode that are stacked in this order. The first light-emitting device and the second light-emitting device have a function of emitting light of different colors from each other. The second electron-transport layer covers at least a side surface of the first pixel electrode, a side surface of the second pixel electrode, a side surface of the first light-emitting layer, and a side surface of the second light-emitting layer.

The present disclosure belongs to the technical field of display. Disclosed are a display panel and a display apparatus. The display panel comprises a driving backplane, a pixel electrode layer, a light-emitting functional layer and a common electrode layer, which are sequentially arranged in a stacked manner, wherein the light-emitting functional layer has common material layers, which cover gaps between a plurality of light-emitting elements; and at least one of the common material layers contains a hole-transport-type nitrogen-containing compound, and the hole-transport-type nitrogen-containing compound has relatively high transverse resistance after becoming a film. The display panel can reduce the crosstalk between light-emitting elements.

A display apparatus having an image capturing function is provided. A display apparatus or an imaging device with a high aperture ratio is provided. The display apparatus includes a first light-emitting element and a light-receiving element. The first light-emitting element is formed by stacking a first pixel electrode, a first organic layer, and a common electrode in this order. The light-receiving element is formed by stacking a second pixel electrode, a second organic layer, and the common electrode in this order. The first organic layer includes a first light-emitting layer, and the second organic layer includes a photoelectric conversion layer. A first layer and a second layer are included in a region between the first light-emitting element and the light-receiving element. The first layer overlaps with the second organic layer and contains the same material as the first organic layer. The second layer overlaps with the first organic layer and contains the same material as the second organic layer. In the region between the first light-emitting element and the light-receiving element, an end portion of the first organic layer and an end portion of the first layer face each other and an end portion of the second organic layer and an end portion of the second layer face each other.

A display device includes a substrate, first electrodes disposed on the substrate, a pixel defining film covering edges of the first electrodes, a spacer disposed on the pixel defining film and disposed between the first electrodes, an organic layer disposed on the first electrodes, the pixel defining film, and the spacer, and a second electrode disposed on the organic layer. The organic layer includes a first common layer and a second common layer continuously disposed on the first electrodes, and the first common layer, the second common layer, and the second electrode do not overlap the spacer.