A display device including a base layer including a first pixel area configured to emit a first light therefrom and a second pixel area configured to emit a second light therefrom, a first electrode on the base layer, a second electrode on the first electrode and facing the first electrode, first light emitting stacks between the first and second electrodes and in the first pixel area, a first charge generation layer between the first light emitting stacks, second light emitting stacks between the first and second electrodes and in the second pixel area, and a second charge generation layer between the second light emitting stacks. The first charge generation layer includes a first metal, the second charge generation layer includes a second metal different from the first metal, and the second metal has a work function equal to or greater than 1.7 eV and equal to or smaller than 3.2 eV.

An organic light emitting display (OLED) device includes a substrate, a semiconductor element on the substrate, a planarization layer on the semiconductor, and a light emitting structure on the planarization layer. The planarization layer includes a contact hole exposing a portion of the semiconductor and a plurality of grooves surrounding the contact hole. The light emitting structure is electrically connected to the semiconductor element via the contact hole.

The present disclosure provides an OLED display substrate, a fabricating method thereof and a display device. The OLED display substrate includes a substrate; an inorganic layer and a light-emitting unit on substrate, light-emitting unit being on a side of inorganic layer away from substrate and including a light-emitting structure; a camera on a side of substrate away from inorganic layer, and light-emitting unit being not in orthographic projection region; a protective layer in orthographic projection region and on side of inorganic layer away from substrate, wherein protective layer is configured to protect inorganic layer in orthographic projection region from warping or cracking in a process of removing part of light-emitting structure in orthographic projection region by laser cutting.

A display apparatus and a method of manufacturing the same, the display apparatus including a first pixel electrode, a pixel-defining layer covering an edge of the first pixel electrode, and a separator disposed on the pixel-defining layer, and only a portion of a lower surface of the separator contacts the pixel-defining layer.

A display apparatus and a method of manufacturing the same, the display apparatus including a first pixel electrode, a pixel-defining layer covering an edge of the first pixel electrode, and a separator disposed on the pixel-defining layer, and only a portion of a lower surface of the separator contacts the pixel-defining layer.

A display device includes a display area, a bending area, and a contact area between the display area and the bending area, a first gate connection line, in the contact area and extended toward the display area, a first source connection line on the first gate connection line and electrically connected to the first gate connection line, in the contact area, a second source connection line on the first source connection line and electrically connected to the first source connection line, in the contact area, and a blocking line on the second source connection line and electrically connected to the second source connection line, in the contact area.

A display device includes a display area, a bending area, and a contact area between the display area and the bending area, a first gate connection line, in the contact area and extended toward the display area, a first source connection line on the first gate connection line and electrically connected to the first gate connection line, in the contact area, a second source connection line on the first source connection line and electrically connected to the first source connection line, in the contact area, and a blocking line on the second source connection line and electrically connected to the second source connection line, in the contact area.

According to one embodiment, a display device includes a substrate, an insulating layer above the substrate, a lower electrode above the insulating layer in a display area, an upper electrode facing the lower electrode, an organic layer provided in the display area and a surrounding area, and a first ridge in the surrounding area. The first ridge includes a lower portion, and an upper portion provided on the lower portion and including an end portion protruding from a side surface of the lower portion. At least part of the organic layer is divided by the first ridge in the surrounding area.

According to one embodiment, a display device includes a substrate, an insulating layer above the substrate, a lower electrode above the insulating layer in a display area, an upper electrode facing the lower electrode, an organic layer provided in the display area and a surrounding area, and a first ridge in the surrounding area. The first ridge includes a lower portion, and an upper portion provided on the lower portion and including an end portion protruding from a side surface of the lower portion. At least part of the organic layer is divided by the first ridge in the surrounding area.

The present disclosure provides a display panel and a mask. The display panel does not dispose a common electrode layer in a transparent area and an aisle area, and by this way, after the transparent area of the display panel is cut to form a through-hole, the common electrode layer can still be protected by other film layers and not be directly exposed to air, thereby preventing intrusion of water and oxygen.