Various aspects of an OLED and related methods of manufacturing are provided, wherein a light extraction substrate of an OLED includes a base substrate; a porous light-scattering layer, including a first material, and having a plurality of holes formed therein; a planarization layer formed on the light-scattering layer, and including a second material; and a plurality of scattering structures including the second material, and formed by the second material infiltrated from the planarization layer into the light-scattering layer to fill at least a part of the plurality of holes, the scattering structures including a plurality of second scattering structures.

Various aspects of an OLED and related methods of manufacturing are provided, wherein a light extraction substrate of an OLED includes a base substrate; a porous light-scattering layer, including a first material, and having a plurality of holes formed therein; a planarization layer formed on the light-scattering layer, and including a second material; and a plurality of scattering structures including the second material, and formed by the second material infiltrated from the planarization layer into the light-scattering layer to fill at least a part of the plurality of holes, the scattering structures including a plurality of second scattering structures.

A display panel, a preparation method, and a display device are disclosed, including an array substrate, an organic light emitting diode (OLED) light emitting device disposed on a side of the array substrate, and a scattering layer disposed on a side of the OLED light emitting device away from the array substrate, wherein the scattering layer has a plurality of micropores.

A display panel, a preparation method, and a display device are disclosed, including an array substrate, an organic light emitting diode (OLED) light emitting device disposed on a side of the array substrate, and a scattering layer disposed on a side of the OLED light emitting device away from the array substrate, wherein the scattering layer has a plurality of micropores.

A display apparatus including an OLED (organic light-emitting device) substrate having a structure in which at least one blue light-emitting unit and at least one green light-emitting unit are stacked, wherein the OLED substrate generates a mixed light of a blue light and a green light; and a color controller provided on the OLED substrate to adjust color of a light generated from the OLED substrate. The color controller includes a first color control element having a plurality of first quantum dots for green conversion; a second color control element having plurality of second quantum dots for red conversion; a third color control element for presenting a blue color; a first color filter provided on the first color control element; and a second color filter provided on the second color control element.

A display apparatus is disclosed, which may endure deformation by an external force. The display apparatus includes a flexible substrate (110) including a plurality of pores (115); and a pixel array layer (PL) provided on a first surface of the flexible substrate (110), wherein the plurality of pores are (115) provided to be concave from a second surface opposite to the first surface of the flexible substrate (110).

The present disclosure provides an OLED display panel and an OLED display device, and belongs to the field of display technology. The OLED display panel of the present disclosure includes a base substrate and a display cover disposed opposite to each other; a polarizing layer disposed between the base substrate and the display cover; a light extraction layer disposed between the base substrate and the display cover; the OLED display panel is provided with a light exit surface, and the light extraction layer is closer to the light exit surface than the polarizing layer.

An information display system includes a pixelated display including a plurality of pixels, each pixel including a plurality of subpixels, an inter-pixel region defined between two of the subpixels and at least one subpixel zone. Also included is an opti-cally-scattering layer in optical communication with the pixelated display, the optically-scattering layer including: a matrix and phase-separated microdomains, wherein the matrix and the phase separated microdomains have different refractive indices and wherein the phase-separated microdomains are disposed in at least one subpixel zone.

A color conversion substrate comprising: a base substrate including a display area, a peripheral area positioned around the display area, and a sealing area positioned around the peripheral area; a color filter layer in the display area under the base substrate; a color conversion layer including a plurality of color conversion parts spaced apart from each other on a bottom surface of the color filter layer; a light blocking member in the peripheral area and the sealing area under the base substrate and including light blocking layers, wherein the light blocking layers overlap each other in a first direction that is a thickness direction of the base substrate and extend in a second direction perpendicular to the first direction; and a column spacer on a bottom surface of the light blocking member and extending in the second direction to be in the peripheral area and the sealing area.

A display device includes a substrate including a display area including a light emitting area, and a peripheral area surrounding at least a portion of the display area, a first light emitting element disposed in the light emitting area on the substrate and emitting a first light, a light guide layer disposed on the first light emitting element, and transmitting a second light incident from the peripheral area to the display area, a first low refractive layer disposed on the light guide layer and having a refractive index smaller than a refractive index of the light guide layer, a second low refractive layer disposed under the light guide layer and having a refractive index smaller than a refractive index of the light guide layer and a first light control layer disposed on the first low refractive layer and having a first opening exposing the light emitting area.