A display panel and a display apparatus are provided. The display panel comprises a substrate of crystalline silicon, a display area and a non-display area on the substrate; a plurality of organic light-emitting elements with white light-emitting overlapping the display area, wherein the organic light-emitting element comprises a first electrode layer, a light-emitting function layer, and a second electrode layer that are sequentially stacked in a direction away from the substrate; wherein the first electrode layer comprises a plurality of independent first electrodes, each second electrode comprises at least one striped opening, and vertical projections of the striped openings on the display area overlap at least 75% of vertical projections of the scan lines on the display area.

A display device is provided. The display device comprises a substrate, at least one thin-film transistor disposed on the substrate, a planarization layer disposed on the thin-film transistor, a first metal layer disposed on the planarization layer and connected to the thin-film transistor, a first electrode disposed on the first metal layer, partitioning walls disposed on the planarization layer and spaced apart from the first electrode, wherein each of the partitioning walls includes a second metal layer and a first conductive layer, a pixel defining layer disposed on the first electrode and the partitioning walls, an organic layer disposed on the first electrode and the pixel defining layer, and a second electrode disposed on the organic layer, wherein the second metal layer is disposed under the first conductive layer and has an undercut beneath the first conductive layer, wherein at least portion of the organic layer is discontinuous between the partitioning walls.

A display device includes a first active pattern, a second active pattern spaced apart from the first active pattern in a plan view, a first connection pattern contacting the first active pattern, a second connection pattern contacting the second active pattern, a first pixel electrode, a second pixel electrode spaced apart from the first pixel electrode in the plan view, a common voltage pattern including a first protrusion portion protruding from a line portion in the plan view and overlapping the second connection pattern in a cross-sectional view, an emission layer disposed on the common voltage pattern, and a common electrode connecting the common voltage pattern.

Embodiments described herein generally relate to sub-pixel circuits that may be utilized in a display such as an organic light-emitting diode (OLED) display. The device includes substrate, pixel-defining layer (PDL) structures disposed over the section of the substrate, inorganic or metal overhang structures disposed on an upper surface of the PDL structures, and a plurality of sub-pixels. The PDL structures include a trench disposed in the top surface of the PDL structure. Each sub-pixel includes an anode, an OLED material disposed over and in contact with the anode, and a cathode disposed over the OLED material. The inorganic or metal overhang structures have an overhang extension that extends laterally over the trench. An encapsulation layer is disposed over the cathode and extends under at least a portion of the inorganic or metal overhang structures and along a top surface of the PDL structures.

A light-emitting element contains negative ions and positive ions, and includes a solid ionic layer, a layer containing quantum dots, and a cathode electrode and an anode electrode. The ionic layer includes a p-type doped region on the anode electrode side containing the negative ions in a higher quantity than the positive ions, an n-type doped region on the cathode electrode side containing the positive ions in a higher quantity than the negative ions, and a junction region between the p-type doped region and the n-type doped region. The layer containing the quantum dots is adjacent to the junction region. Alternatively, the quantum dots are contained in the junction region. Alternatively, the quantum dots are adjacent to the junction region.

The present application provides a display panel and a display device. The display panel includes: a cathode inhibition layer disposed on a side of the pixel definition layer and between light-emitting units, a cathode disposed on a side of a light-emitting layer away from a substrate, and a color filter layer disposed on the cathode away from the substrate, wherein a thickness of the cathode on the cathode inhibition layer is less than a thickness of the cathode on the light-emitting unit. A light shielding portion of the color filter layer includes a light-permeable aperture configured corresponding to the cathode inhibition layer, and a light transmittance of a light-permeable material in the light-permeable aperture is greater than a light transmittance of the light shielding portion.

A display device includes: a substrate having an opening area, a peripheral area surrounding the opening area, and a display area surrounding the peripheral area; a transistor disposed on the substrate; a first electrode electrically connected to the transistor; an emission layer disposed on the first electrode; a second electrode disposed on the emission layer; a first encapsulation inorganic layer, an encapsulation organic layer, and a second encapsulation inorganic layer disposed on the second electrode; and an electronic module disposed in the opening area, wherein in the peripheral area, the second electrode has a first opening exposing the emission layer, and the first encapsulation inorganic layer has a second opening exposing the emission layer.

A display substrate includes a substrate, a planarization layer disposed on a side of the substrate, and a plurality of light-emitting layers disposed on a side of the planarization layer away from the substrate. The planarization layer includes a plurality of first portions and a second portion, a first portion is disposed in a sub-pixel region, and the second portion is located in a gap region between a plurality of sub-pixel regions; side surfaces of the plurality of first portions and side surfaces of the second portion have spacings therebetween to form a plurality of annular depressions, and an annular depression surrounds a first portion. A light-emitting layer covers the first portion of the planarization layer.

According to an aspect of the present disclosure, a display device includes a substrate including a plurality of sub-pixels, an overcoating layer on the substrate and including a base portion and a plurality of protrusions having a groove, a first electrode corresponding to each of the plurality of sub-pixels and covering the base portion and the plurality of protrusions, a bank on a portion of the first electrode, an organic layer on the first electrode and the bank, a second electrode on the organic layer, and a dummy organic layer and a dummy conductive layer in the groove. The groove can be disposed between the plurality of sub-pixels, and an end of the bank can overlap the groove.

A light-emitting device including a first substrate, a first active element, a barrier layer, a first photosensitive element, a flat layer, and a first light-emitting diode is provided. The first active element is on the first substrate. The barrier layer is on the first active element. The first photosensitive element is on the barrier layer. The flat layer is on the first photosensitive element, and the first photosensitive element is between the barrier layer and the flat layer. The first light-emitting diode is on the flat layer. The first light-emitting diode includes a first electrode, a light-emitting layer, and a second electrode. The first electrode is electrically connected to the first active element. The first photosensitive element is not completely shielded by the first electrode in a normal direction of the first substrate. The light-emitting layer is on the first electrode. The second electrode is on the light-emitting layer.