Provided are a display panel and a display device. In an embodiment, the display panel includes: a substrate; pixel circuit islands provided at a side of the substrate, one of the pixel circuit islands includes at least one pixel circuit; light-emitting elements provided at a side of the pixel circuit islands away from the substrate and respectively electrically connected to the pixel circuits of the pixel circuit islands; and light-blocking structures including at least one of a reflective structure or a light-absorbing structure. In an embodiment, he light-blocking structures include first light-blocking structures, each of which is provided on at least one sidewall of one pixel circuit island of the pixel circuit islands. In an embodiment, he first light-blocking structure prevents light out of the pixel circuit island from entering the pixel circuit island through the sidewall of the pixel circuit island.

A display device includes a substrate including a plurality of emission areas respectively corresponding to a plurality of subpixels for displaying an image, a plurality of light emitting elements respectively located in the plurality of emission areas of a first surface of the substrate and respectively corresponding to the plurality of subpixels, a first planarization layer on the first surface of the substrate and covering the plurality of light emitting elements, and an array layer on the first planarization layer.

According to one embodiment, a display device includes a first substrate, a second substrate, a liquid crystal layer including polymers and liquid crystal molecules, and a light-emitting element. The first substrate includes a transparent substrate, a scanning line, a signal line crossing the scanning line, a switching element electrically connected to the scanning line and the signal line, an organic insulating film overlapping the switching element, and a pixel electrode electrically connected to the switching element. A thickness of the organic insulating film located between the transparent substrate and the pixel electrode is less than a thickness of the organic insulating film overlapping the switching element.

A thin film transistor includes an active layer including a first portion having a first thickness and a second portion having a second thickness greater than the first thickness, a capping layer filling a thickness difference between the first portion and the second portion and arranged on the first portion, a gate insulating layer arranged on the capping layer, a gate electrode on the active layer, wherein the gate insulating layer and the capping layer are disposed between the gate electrode and the active layer, and a source electrode and a drain electrode connected to the active layer.

The present disclosure provides a thin film transistor (TFT) substrate and a display device, the TFT substrate includes an base substrate and a plurality of pixel units, wherein each of the pixel units includes a TFT on the base substrate, the TFT includes a source drain layer, an active layer, and a gate layer; the TFT substrate further includes a light shielding layer on a side of the source drain layer of the TFT distal to the base substrate, and an orthographic projection of the light shielding layer on the base substrate completely covers an orthographic projection of the active layer of the TFT on the base substrate, and partially covers an orthographic projection of the gate layer of the TFT on the base substrate.

A display device includes a first semiconductor pattern on a substrate, a first insulating layer on the first semiconductor pattern, a first gate electrode on the first insulating layer, a second insulating layer on the first gate electrode, a second semiconductor pattern on the second insulating layer, a material of the second semiconductor pattern being different from that of the first semiconductor pattern, a third insulating layer on the second semiconductor pattern, a second gate electrode on the third insulating layer, a first planarization layer overlapping the second gate electrode, a second planarization layer on the first planarization layer and including a light blocking portion, and a pixel definition layer on the second planarization layer, wherein at least a portion of the pixel definition layer directly contacts the light blocking portion of the second planarization layer.

Provided is a display device including a substrate, a first electrode disposed on the substrate, a second electrode disposed on the substrate and spaced apart from the first electrode, a plurality of first sub-insulating layers extending in a first direction, disposed on the substrate and on the first and second electrodes, and arranged in a second direction crossing the first direction, and a plurality of light emitting elements disposed between the first sub-insulating layers and electrically connected to the first electrode and the second electrode.

A display device includes a substrate, a first semiconductor pattern on the substrate and including a semiconductor layer of a first transistor, a first gate insulator on the substrate, a first conductive layer on the first gate insulator and including a first gate electrode of the first transistor and a first electrode of the capacitor connected to the first gate electrode of the first transistor, a first interlayer dielectric on the first gate insulator, a second semiconductor pattern on the first interlayer dielectric and including a semiconductor layer of a second transistor and a second electrode of the capacitor, a second gate insulator on the first interlayer dielectric, a second conductive layer on the second gate insulator and including a gate electrode of the second transistor and a third semiconductor pattern between the second semiconductor pattern and any one of the first conductive layer and the second conductive layer.

The present disclosure provides a display substrate, a manufacturing method, and a display device. The method includes: providing a base substrate; forming a driving circuitry layer on the base substrate; forming an inorganic insulation layer on the driving circuitry layer; forming a pattern of a planarization layer on the inorganic insulation layer, the planarization layer being made of an organic material; forming a first transparent conductive layer on the planarization layer; and forming a through hole through a patterning process, a photoresist used during the exposure of the patterning process including an organic material.

A display device includes a display area comprising pixels, a fan-out area, a pad area, a display driver, a metal layer disposed on a substrate, a data line, a first voltage line, and a second voltage line extending in a first direction on the metal layer in the display area, a fan-out line electrically connecting the data line to the display driver on the metal layer in the fan-out area, a gate line disposed on the metal layer in the display area and extending in a second direction intersecting the first direction, a source-drain layer disposed on the gate line, and an electrode layer disposed on the source-drain layer. The first voltage line includes a first plate portion disposed on the source-drain layer in the fan-out area, and the second voltage line comprises a second plate portion disposed on the electrode layer in the fan-out area.