An OLED panel includes a substrate, a first electrode layer, a pixel definition layer, a light-emitting layer, a second electrode layer, a conductive wall, a planarization layer, and a third electrode layer. The planarization layer is disposed on a surface of the second electrode layer facing away from the substrate and includes second openings; the conductive wall is disposed in the second openings, is made of an elastic material, and includes peaks and valleys spaced apart from each other; the third electrode layer is disposed on a side of the conductive wall facing away from the substrate and is in contact with the peaks.

A display device includes a substrate having a first side and a second side, a display region having a light-emitting element that includes an electrode, a pixel electrode disposed between the substrate and the electrode in a thickness direction of the substrate, and a light-emitting function layer disposed between the pixel electrode and the electrode in the thickness direction, a drive circuit disposed between the first side and the display region in plan view, and a conductive layer having a first portion extending between the first side and the display region in plan view and along the first direction, and a second portion extending between the second side and the display region in plan view and along the second direction, wherein a width of the first portion in the second direction is greater than a width of the second portion in the first direction.

An organic electroluminescent device includes, from bottom to top, a substrate, a first electrode and a light-emitting component in sequence, where the light-emitting component is disposed on the first electrode, and a secondary electrode structure is disposed on an upper side surface of the light-emitting component and includes a sub-electrode, a dielectric material layer and an outer layer electrode, where the dielectric material layer is disposed between the sub-electrode and the outer layer electrode, the sub-electrode is in contact with the light-emitting component, the dielectric material layer and the sub-electrode completely cover a light-emitting region of the light-emitting component, the outer layer electrode completely covers the dielectric material layer, and in a non-light-emitting region on the periphery of the light-emitting component, the outer layer electrode is electrically connected to the sub-electrode.

The present disclosure provides a display substrate and a display device. The display substrate includes: a driver chip, a display area and a peripheral area surrounding the display area, the driver chip is located in the peripheral area, the driver chip is close to a first side of the display area; the display substrate further includes: a cathode layer extending from the display area to the peripheral area; a cathode auxiliary layer extending from the display area to the peripheral area, and the cathode auxiliary layer is coupled to the cathode layer in the display area; a power line layer located in the peripheral area, the power line layer includes a first power line pattern, and the first power line pattern is close to the first side of the display area; the first power line pattern is coupled to the cathode auxiliary layer.

According to one embodiment, a display device includes a first bottom electrode, a second bottom electrode, a first organic layer covering the first bottom electrode, a second organic layer covering the second bottom electrode, a first top electrode covering the first organic layer, a second top electrode covering the second organic layer, a first optical adjustment layer disposed on the first top electrode, a second optical adjustment layer disposed on the second top electrode, and a transparent conductive layer covering the first optical adjustment layer and the second optical adjustment layer, and being in contact with the first top electrode and the second top electrode.

An organic electroluminescent display device includes an auxiliary common voltage supply line disposed in a display area, and an auxiliary connection line interconnecting the auxiliary common voltage supply line and a cathode, in order to uniformly supply a common voltage to the display area, and the auxiliary connection line having a structure connectable to the cathode at an upper end of a spacer.

A display substrate, a manufacturing method thereof, and a display device are disclosed. The display substrate includes a base substrate; a pixel defining layer on the base substrate, the pixel defining layer includes a plurality of openings, the pixel defining layer includes a first pixel defining layer, a conductive layer, and a second pixel defining layer which are stacked, in the pixel defining layer in at least a peripheral region of the display substrate, an orthographic projection of the conductive layer on the base substrate completely falls within an orthographic projection of the second pixel defining layer on the base substrate; and an electroluminescent unit including a transparent electrode the transparent electrode is electrically connected with the conductive layer in the pixel defining layer in at least the peripheral region of the display substrate.

A display panel includes a pixel electrode, a common electrode which faces the pixel electrode, an auxiliary electrode spaced apart from the pixel electrode and connected to the common electrode, and a first functional layer between the pixel electrode and the common electrode, the first functional layer extending from the pixel electrode to the auxiliary electrode. The common electrode which is connected to the auxiliary electrode includes in order in a direction away from the first functional layer, a first layer including a transparent conductive material and having a thickness of about 500 angstroms to about 6000 angstroms, and a second layer including a conductive material and having a thickness of about 10 angstroms to about 100 angstroms.

A display device includes: a substrate; an organic insulating layer on the substrate and having an opening; a first electrode on the organic insulating layer; an auxiliary electrode on the organic insulating layer and including a first portion overlapping the opening; a bank layer having a first bank opening overlapping the first electrode and a second bank opening overlapping the first portion; an intermediate layer on the first electrode and the auxiliary electrode, the intermediate layer including a hole exposing a portion of the auxiliary electrode; and a second electrode on the intermediate layer, overlapping the first electrode and the auxiliary electrode, and in contact with the auxiliary electrode through the hole in the intermediate layer. The hole in the intermediate layer only partially overlaps the opening in the organic insulating layer and is located within the second bank opening in a plan view.

A method of manufacturing a display panel includes providing a base substrate and forming a plurality of anodes above the base substrate; forming a photoresist layer above a side of the base substrate above which the plurality of anodes are formed, the photoresist layer including a plurality of openings and each opening corresponding to at least one anode; and forming a plurality of light emitting layers and a cathode layer sequentially above a side of the base substrate above which the plurality of anodes and the photoresist layer are formed, the cathode layer including a plurality of cathode films and each cathode film corresponding to a single opening.