A display apparatus may include: a substrate including a first sub-pixel area; an overcoat layer on the substrate and having a plurality of concave portions in the first sub-pixel area; and a bank layer on the overcoat layer and having a first opening to define a first light light-emitting area in the first sub-pixel area. The overcoat layer may include two first flat areas having a flat surface in the first light-emitting area, the concave portions being absent in the two first flat areas.

A display device can include a substrate having a display area including a plurality of light emitting diodes, a first non-display area, and a bending area disposed between the first non-display area and the display area; a first inorganic encapsulation layer on the plurality of light emitting diodes; and a data driver in the first non-display area, in which the substrate is configured to be bent at the bending area for locating a portion of the first non-display area that includes the data driver under or behind a portion of the display area, and the first inorganic encapsulation layer includes a first region configured to overlap with the data driver and a second region that does not overlap with the data driver, the first region of the first inorganic encapsulation layer having a higher refractive index than the second region of the first inorganic encapsulation layer.

A white light emitting device, or more particularly an inverted white light emitting device, includes a plurality of stacks configured to emit white light, and an optical compensation layer provided at an outer surface of an electrode through which light is emitted to the outside. The configuration reduces the thickness of an electron transport layer adjacent to a cathode in the stack and therefore reduces the driving voltage and improves the viewing angle characteristics and as well as the efficiency.

A display device includes an edge color filter part disposed on an edge of a substrate, the edge color filter part including at least two stacked edge color filters; and a refractive layer disposed on the edge color filter part. At least one of the edge color filter part and the refractive layer includes a concave or convex portion, and the other one of the at least one of the edge color filter part and the refractive layer includes a protrusion inserted into the concave or convex portion.

This disclosure provides a display device, a display panel, and a fabrication method thereof. The display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting functional layer, and a second electrode layer. The first electrode layer is arranged on a side surface of the driving backplane and includes a first electrode and a transferring ring. The pixel definition layer covers the first electrode layer and the driving backplane. The light-emitting functional layer is arranged on a surface of the first electrode layer facing away from the driving backplane, and the light-emitting functional layer is in a range of a transferring area of the driving backplane. The second electrode layer covers the pixel definition layer and the light-emitting functional layer. A boundary of the second electrode layer is inside a boundary of the pixel definition layer and is connected with the transferring ring.

Provided are a display substrate and a preparation method therefor, and a display apparatus. The display substrate comprises a light emitting unit layer arranged on a base, and a mirror layer arranged on the light emitting unit layer, wherein a light modulation layer is arranged on a side of the mirror layer that is away from the base, and the light modulation layer is configured to form mirror display of a set color.

A light emission element of an embodiment of the present disclosure includes at least: a base; a recessed portion provided at a surface of the base; a first electrode layer formed at least partially along a shape of a top surface of the recessed portion; an organic layer formed on the first electrode layer at least partially along a shape of a top surface of the first electrode layer; a second electrode layer formed on the organic layer along a shape of a top surface of the organic layer; and a planarization layer formed on the second electrode layer, in which light from the organic layer is emitted to an outside via the second electrode layer and the planarization layer.

Disclosed are methods of preparing lens arrays, display apparatuses, and methods of preparing display apparatuses. A method of preparing a lens array includes: forming a hybrid film on a base substrate, the hybrid film including first hybrid sub-films arranged in an array and a second hybrid sub-film, and a contact angle of a liquid on a surface of the first hybrid sub-film being less than a contact angle of the liquid on a surface of the second hybrid sub-film; coating the hybrid film with a photo-curable resin to form liquid droplets arranged in an array, the liquid droplets being lens-shaped and located on the first hybrid sub-films, respectively; and photo-curing the photo-curable resin to obtain lenses arranged in an array, the lenses being located on the first hybrid sub-films, respectively.

The present disclosure relates to a display assembly, a display device and a driving method. The display assembly includes: a display panel provided with a plurality of pixel islands distributed in an array, any one of the pixel islands including sub-pixels continuously arranged along a set direction; and a lens layer arranged on a light exit surface of the display panel and including lenses arranged along the set direction. A lenticular lens pitch is not greater than a size of an opening of each pixel island in the set direction, and along the set direction, a sub-pixel pitch in each of the pixel islands is smaller than a half of the lenticular lens pitch. The lenticular lens pitch is equal to a sum of a size of each lenticular lens in the set direction and a distance between two adjacent ones of the plurality of lenticular lenses.

A display panel and a display device. The display panel includes a plurality of pixel island regions. Each pixel island region includes effective display regions of at least two pixel units. The distance between the adjacent pixel units in each pixel island region is less than the distance between the adjacent pixel island regions.