A display device may include a pixel area and a transmission area adjacent to the pixel area, a circuit element disposed in the pixel area and including a transistor and a capacitor, a pixel electrode layer disposed in the pixel area and electrically connected to the circuit element, an emission layer disposed on the pixel electrode layer, an opposite electrode layer disposed on the emission layer, and a surface energy control layer disposed between the emission layer and the opposite electrode layer and including a perfluorinated material. The surface energy control layer may have a portion extending into the transmission area.

The present disclosure provides an array substrate and a manufacturing method thereof, a display panel and a display device. The array substrate includes a base substrate; a pixel defining layer disposed on the base substrate, the pixel defining layer is provided with a plurality of opening areas, peripheral areas surrounding the opening areas and other areas except the opening areas and the peripheral areas; and a first electrode layer, disposed on the side of the pixel defining layer facing away from the base substrate. A roughness of a surface, facing away from the base substrate, of the first electrode layer in the peripheral regions is greater than a roughness of a surface, facing away from the base substrate, of the first electrode layer in the other regions.

Provided are a display panel and a manufacturing method therefor, and a display device. The display panel includes: a substrate, a pixel defining layer located on the substrate, and a cathode isolation structure located on the pixel defining layer. The cathode isolation structure includes at least a first isolation sub-layer and a second isolation sub-layer located between the pixel defining layer and the first isolation sub-layer, the cross section of the second isolation sub-layer is smaller than that of the first isolation sub-layer, and an orthographic projection, on the substrate, of the second isolation sub-layer falls within an orthographic projection range, on the substrate, of the first isolation sub-layer.

Provided is a method for manufacturing an array substrate. The method includes: providing a base substrate with a conductive pattern layer, wherein the base substrate is provided with a display region and a peripheral region disposed around the display region, wherein the conductive pattern layer includes a plurality of conductive lines disposed in the peripheral region; forming an electrode material film layer on the conductive pattern layer; forming a mask layer on the electrode material film layer, wherein the mask layer includes a plurality of electrode layer patterns disposed in the display region and protection patterns disposed above the conductive lines; and etching the electrode material film layer and removing the mask layer.

The present invention provides a display panel and a manufacturing method thereof, wherein the display panel includes: a thin-film transistor array substrate; an anode disposed on the thin-film transistor array substrate; a pixel definition layer disposed on the anode and the thin-film transistor array substrate, wherein the pixel definition layer includes a first area and a second area, the first area is provided with an opening, a bottom of the opening is connected to the anode, and the second area is provided with a plurality of grooves; a light-emitting layer disposed in the opening; a cathode covering the light-emitting layer and the pixel definition layer; and an encapsulation layer covering the cathode.

An organic-EL-display device includes a blue-emitting-organic-EL-device and a red-emitting-organic-EL-device as pixels, in which each of the blue-emitting-organic and the red-emitting-organic-EL-device includes a light-reflection layer, transparent electrode, hole transporting zone, emitting layer, electron transporting zone and semitransmissive electrode in this order, the blue-emitting-organic-EL-device has a blue-emitting layer containing a fluorescent-compound FLB, the red-emitting-organic-EL-device has a red-emitting layer containing a delayed fluorescent compound DFR, the hole transporting zone is provided at a constant film-thickness in a shared manner across the blue-emitting and red-emitting organic EL devices, the red-emitting-organic-EL-device has a resonator structure whose order of interference is first-order between the light reflection layer and the semitransmissive electrode, a film-thickness of the red-emitting layer is less than 50 nm, and a sum of film-thicknesses of the transparent electrode and hole transporting zone in the blue-emitting and red-emitting organic EL devices is less than 40 nm.

A display device, a display panel, and a manufacturing method therefor are provided. The display panel includes a flexible substrate, a display layer on one side of the flexible substrate, and an encapsulation layer covering a surface of the display layer away from the flexible substrate. The display layer has a stretching area provided with a plurality of pixel islands spaced apart and a through-hole. A blocking dam is in an area corresponding to the pixel island and surrounds a plurality of light-emitting units. The encapsulation layer includes an organic layer that is in the stretching area and confined within an annular area surrounded by the blocking dam.

For a display apparatus with a reduced defect rate and a method of manufacturing the display apparatus, the display apparatus includes: a pixel electrode; an opposite electrode disposed on the pixel electrode; and an intermediate layer disposed between the pixel electrode and the opposite electrode, wherein the pixel electrode includes: a reflective layer including a first metal; a transparent layer disposed on the reflective layer; and a first barrier layer disposed between the reflective layer and the transparent layer. The first barrier layer includes an oxide of a second metal different from the first metal.

The present disclosure relates to a display device comprising a spacer and a manufacturing method thereof. The display device according to an embodiment of the present disclosure includes a thin film transistor disposed on a substrate, a bank disposed on the thin film transistor, and a spacer structure assembly including at least two spacers disposed on the bank. A first separation distance between a first separator and a second separator, among the spacers, at a first area of the display device is different from a second separation distance between the first separator and the second separator at a second area of the display device.

A display apparatus includes a first semiconductor layer, a first gate insulating layer, a first conductive layer, an etch stop layer, a second gate insulating layer, a second conductive layer, a first interlayer insulating layer, a second semiconductor layer, a third gate insulating layer, a second interlayer insulating layer, and a first connection electrode layer that are sequentially stacked. The first connection electrode layer includes a first connection electrode contacting the first semiconductor layer via a contact hole defined in the first gate insulating layer, the etch stop layer, the second gate insulating layer, the first interlayer insulating layer, the third gate insulating layer, and the second interlayer insulating layer.