An electronic device has a peripheral region and includes a substrate, a first metal layer, and a protrusion structure. The first metal layer is disposed on the substrate. The protrusion structure is disposed on the substrate and in the peripheral region. The first metal layer extends into and ends in the protrusion structure.

The present disclosure discloses a display panel and a display device. The display device includes a first display area and a second display area, where the first display area includes a plurality of first sub-pixel units, and each of the first sub-pixel units includes a first light emitting device and a driving circuit for driving the first light emitting device to emit light; where the second display area includes a plurality of second sub-pixel units and a plurality of first voltage signal lines, each of the second sub-pixel units includes a second light emitting device, and the first voltage signal lines are directly and electrically connected to anodes of the second light emitting devices.

The present disclosure provides a display panel, a transparent OLED substrate and an OLED substrate. The transparent OLED substrate includes: a base substrate; a first electrode layer located on the base substrate; a light emitting structure layer located on the first electrode layer and including light emitting structures of n colors, n≥1; and a second electrode located on the light emitting structure layer. The first electrode layer includes electrode groups arranged along a first direction, each electrode group includes first electrode(s), each first electrode extends along a second direction perpendicular to the first direction. When a driving voltage is between each first electrode and the second electrode, the transparent OLED substrate performs a display function; and otherwise, the transparent OLED substrate performs a light transmission function.

New and/or improved techniques and arrangements are provided to increase the overall transparency of a local region within the display itself based on arrangements of backplane and/or frontplane architectures.

Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.

Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.

Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.

Provided are a flexible electronic device including device units, a first etching preventing layer provided on the device units, a conductive line provided on the first etching preventing layer and electrically connected to the device units, a flexible substrate covering the conductive line on the first etching preventing layer and the conductive line, a trench separating the device units and exposing a portion of a bottom surface of the first etching preventing layer and a side surface of each of the device units, and a flexible protective layer conformally covering a bottom surface of each of the device units and an inside of the trench, wherein each of the device units includes a protective substrate, driving parts provided on the protective substrate, and a first encapsulation layer configured to cover the driving parts, and a manufacturing method thereof.

The present disclosure is related to a display panel. The display panel may include a plurality of switch units. Each of the plurality of the switch units may include a first electrode; a second electrode; a third electrode; a fourth electrode opposite the first electrode; a piezoelectric material layer between the first electrode and the fourth electrode; a connecting electrode above the fourth electrode and electrically insulated from the fourth electrode; and a driving transistor comprising a driving gate. The driving gate may be the third electrode. An orthogonal projection of the second electrode and an orthogonal projection of the third electrode on a plane of the connecting electrode may overlap the connecting electrode respectively.

Provided is an organic light emitting diode display panel, including: a substrate, a plurality of signal lines and at least one spare line disposed on the substrate, wherein the signal lines are at a different layer from the spare line; a plurality of preset connection points are disposed on the spare line, and a projection of any of the signal lines on the substrate overlaps a projection of the two preset connection points on the substrate, and when any of the signal lines is disconnected, the disconnected signal line is electrically connected to the spare line via the preset connection points, so that the disconnected signal line works normally through the spare line.