A 3D display assembly, a display panel thereof and a method of manufacturing display panel. The display panel includes: a back plate, and a plurality of sub-pixel structures and partition structures on the back plate. In a first direction, each of the sub-pixel structures includes one or more first sub-sub-pixel structures and one or more second sub-sub-pixel structures arranged alternately. The first sub-sub-pixel structures have the same luminous color as the one or more second sub-sub-pixel structures. Each of the first sub-sub-pixel structures includes a first anode, and each of the second sub-sub-pixel structures includes a second anode. Second anodes are disposed at a side of the partition structures away from the back plate. Adjacent first anodes are partitioned by a partition structure. Orthographic projections of the first anodes on the back plate and orthographic projections of the second anodes on the back plate are connected, or the orthographic projections of the first anodes on the back plate and the orthographic projections of the second anodes on the back plate are overlapped and there is no non-light emitting region between sub-sub-pixel structures, therefore, no dark region is formed in a human eye observation region during 3D display, thereby solving moire problem.

The present disclosure relates to an OLED display substrate, including: a base substrate; a light emitting structure layer, and a light extraction structure . The light extraction structure includes a plurality of light extraction layers corresponding to the plurality of sub-pixels one-to-one; the orthographic projection of each of light extraction layers on the base substrate covers a corresponding sub-pixel, and the thicknesses of the light extraction layers corresponding to the sub-pixels of the same color are the same. The plurality of light extraction layers at least includes a first light extraction layer corresponding to a first sub-pixel of a first color, and the thickness of the first light extraction layer is different from the thickness of the light extraction layers corresponding to the sub-pixels of other colors, so that the OLED display substrate renders preset colors under preset viewing angles.

The present disclosure provides a display panel, including: a base; a light-emitting structure on the base; a package layer on the light-emitting structure; a photoelectric sensing structure on the package layer; at least one of a touch functional layer or a color filter layer on the package layer, where the touch functional layer includes a first metal layer structure, a touch insulation layer and a second metal layer structure, and the color filter layer includes a black matrix; a collimation light path structure on the photoelectric sensing structure and including at least two light-blocking layers, where each light-blocking layer has light-transmitting holes and the at least two light-blocking layers include at least one first light-blocking layer, and the first light-blocking layer is disposed in the same layer as the first metal layer structure, the second metal layer structure, the touch insulation layer or the black matrix.

A flexible display module is provided. The flexible display module includes a bending area and a plane area adjacent to the bending area, and the flexible display module includes a flexible display panel; a protection cover plate; and a transparent adhesive layer, wherein the transparent adhesive layer bonds the flexible display panel and the protection cover plate, and storage modulus of at least a part of the transparent adhesive layer corresponding to the bending area is less than storage modulus of at least a part of the transparent adhesive layer corresponding to the plane area.

A display device includes a light-emitting-element layer including a plurality of light-emitting elements each including a first electrode, a functional layer, and a second electrode. The plurality of light-emitting elements are formed to emit lights in different colors. A nanoparticle layer is provided on a surface of the first electrode toward a light-emitting layer, and contains metal oxide nanoparticles that are electrically conductive.

A display substrate and a display device. The display substrate includes: a base substrate, which comprises a display region, a peripheral region and a barrier region, where the peripheral region surrounds the display region, and the display region surrounds the barrier region; a through hole located in the barrier region, the center of the display substrate not coinciding with the center of the through hole; a plurality of sub-pixels located in the display region; a plurality of signal lines that are located in the display region, the peripheral region and the barrier region, and are electrically connected to the plurality of sub-pixels; a shift register circuit that is located in the peripheral region and is electrically connected to the plurality of signal lines; and at least one circle of crack detection lines that are located in the barrier region and surround the through hole.

According to one embodiment, a display device includes a pixel electrode provided in each of a plurality of pixels, a bank provided between the adjacent pixel electrodes, an organic EL layer provided on the pixel electrode and provided in an opening of the bank, a common electrode provided over the first to third pixels, and an auxiliary electrode provided in at least one of the first to third pixels so as to overlap the common electrode and the organic EL layer.

Disclosed are a preparation method thereof, a display panel, and a display device. The drive backboard comprises: a pixel circuit disposed on a base substrate; an anode disposed on a side of the pixel circuit facing away from the base substrate and electrically connected to the pixel circuit; and a first insulating layer disposed between the base substrate and the anode; the first insulating layer is provided with a groove surrounding the pixel circuit, the anode covers the first insulating layer, and an edge of the anode extends to an inner wall of the groove.

Disclosed is a display panel, which solves the problem that water and oxygen easily intrude from the edge of the isolation layer in the prior art. The display panel includes an array substrate, including a display area and a frame area surrounding the display area; a protrusion located in the frame area, the protrusion comprising a first side wall on a side close to the display area and a second side wall on a side away from the display area, at least one of the first side wall and the second side wall comprising a concave area; and an isolation layer stacked on one side of the array substrate and the protrusion, the protrusion being located in an orthographic projection of the isolation layer on the array substrate.

An array substrate, a manufacturing process of an array substrate, and a display panel are disclosed. The array substrate includes a substrate and a photosensitive element. The photosensitive element is disposed on the substrate and includes a doped semiconductor layer, an intrinsic semiconductor layer, and a transparent electrode layer sequentially stacked. By improving an internal structure of the photosensitive element, light absorption by an incident interface of the intrinsic semiconductor layer can be increased, so that sensitivity of the photosensitive element is enhanced.