Abstract: A light emitting diode is provided. The light emitting diode includes a hole injection layer; and at least one of a hole transport layer or an electron barrier layer. The hole injection layer includes a host material doped with a guest material. The host material includes an aromatic material having one or more large steric hindrance groups.

Abstract: An array substrate is provided. The array substrate includes a voltage supply network. The voltage supply network includes, in a corner region of a peripheral area, a first peripheral voltage supply line; a plurality of second peripheral voltage supply lines; and an electrical connecting structure configured to connect the plurality of second peripheral voltage supply lines with the first peripheral voltage supply line. The electrical connecting structure crosses over at least one of the plurality of second peripheral voltage supply lines.

Abstract: The present disclosure provides a display apparatus and a driving method thereof. The display apparatus includes a display panel including a plurality of pixel islands arranged at intervals in a row direction and a column direction, each pixel island being provided with a plurality of sub-pixels arranged at intervals in the row direction; and a light splitting component, disposed on a display side of the display panel and including a plurality of light splitting structures extending in the column direction and continuously arranged in the row direction. In the row direction, every at least two adjacent light splitting structures are one light splitting repeating unit. Each light splitting repeating unit covers one column of the pixel islands correspondingly. In one of the pixel islands, relative positions of all sub-pixels to the corresponding light splitting structures are complementary.

Abstract: A dimming panel, a method for manufacturing same, a method for driving same, and architectural dimming glass. The dimming panel includes: a first base substrate and a second base substrate; a first electrode layer on one side of the first base substrate facing the second base substrate and at least in the dimming region; a group of support columns on one side of the first electrode layer facing the second base substrate, and an orthographic projection of each of the support columns on the first base substrate is provided an overlapping region with an orthographic projection of the first electrode layer on the first base substrate; a transition layer between the first electrode layer and the support columns; a second electrode layer on one side of the second base substrate facing the first base substrate; and a dimming layer between the second electrode layer and the transition layer.

Abstract: A fingerprint recognition module is disclosed, and including: a base substrate; a driving circuit layer disposed on a side of the base substrate, and including a plurality of driving transistors arranged in an array; a first insulating layer disposed on a side of the driving circuit layer facing away from the base substrate, and including a plurality of first via holes running through the first insulating layer in a thickness direction of the first insulating layer; a plurality of photoelectric converters disposed on a side of the first insulating layer facing away from the driving circuit layer, and in contact with first electrodes of the plurality of driving transistors through the plurality of first via holes in one-to-one correspondence; a second insulating layer disposed on a side of the first insulating layer facing away from the base substrate.

Abstract: The present disclosure provides a transparent display device, a simulation method, and a manufacturing method. The transparent display device includes a base substrate and a plurality of pixels arranged in an array form on the base substrate. Each pixel includes a transparent region and a display region, and a scattering structure for scattering light is arranged along a boundary between the transparent region and the display region.

Abstract: The present invention provides a smart interactive board, a display method therefor, and a readable storage medium.

Abstract: The backlight module includes: a backplane and an adhesive frame. The backplane includes a bottom plate and a plurality of side plates, matching to define an accommodating space. The side plates include at least one first side plate. The first side plate has at least two clamping grooves distributed in an extending direction of the first side plate. The adhesive frame includes subframes connected with the side plates. A first subframe in the subframes is connected with the first side plate. The first subframe includes a bearing part and at least two clamping parts in correspondence with the clamping grooves. The bearing part is on a side of the accommodating space away from the bottom plate. The clamping parts are on a side of the bearing part facing the bottom plate. Each clamping part is clamped with the corresponding clamping groove in a matching mode.

Abstract: Provided is a display substrate, a drive method thereof and a display apparatus, the display substrate includes: a first drive mode and a second drive mode, the first drive mode has a refresh rate less than that of the second drive mode, wherein the contents displayed on the display substrate include a plurality of display frames, in the first drive mode, the display frames include: a refresh frame and at least one maintain frame; the display substrate includes pixel circuits arranged in an array, the pixel circuits include a data signal line and a first initial signal line; the data signal line provides a first data signal in the maintain frame, the voltage value of the first data signal is constant, and/or the first initial signal line provides a first initial signal in the refresh frame and the maintain frame, the first initial signal is an AC signal.

Abstract: Provided in the present disclosure are a display substrate and a display apparatus. The display substrate comprises: a driving backplane; a light-emitting structure that is located on the driving backplane and that comprises a plurality of light-emitting devices; and a light-filtering structure located on the side of the light-emitting structure facing away from the driving backplane. The light-filtering structure comprises a plurality of light-filtering layers that correspond to at least a portion of the light-emitting devices, the light-emitting layers are provided with hollow spherical structures, and the light-filtering layers are hollow fan-shaped shapes in a cross section perpendicular to the driving backplane. The thicknesses of the light-filtering layers along the sphere center divergence direction of the hollow spherical structures are uniform.

Abstract: Wire grid polarizer and manufacturing method thereof are provided, the wire grid polarizer includes: substrate; first wire grid formed on substrate, including first wire grid reflection strips arranged parallel to each other and at equal intervals; second wire grid formed at a side of first wire grid away from substrate, including second wire grid reflection strips arranged in parallel to each other and at equal intervals; second wire grid reflection strips are in one-to-one correspondence with first wire grid reflection strips; orthographic projections of second wire grid reflection strip onto substrate falls within orthographic projections of corresponding first wire grid reflection strip onto substrate; wire width of second wire grid reflection strip is less than that of first wire grid reflection strip; and wire spacing of second wire grid reflection strip is greater than that of the first wire grid reflection strip.

Abstract: A shift register and a driving method therefor, a gate driving circuit and a display device are provided, wherein the shift register includes a pull-up control sub-circuit configured to provide a signal of a first signal terminal or a second signal terminal to a pull-up control node under control of a first input terminal and a second output terminal; the pull-down control sub-circuit is configured to provide a signal of a first power supply terminal or a second power supply terminal to a pull-down node under control of the pull-up control node, the first signal terminal, the second signal terminal, a first clock signal terminal and a second clock signal terminal; the output sub-circuit is configured to supply a signal of a third clock signal terminal to a first output terminal and a signal of a fourth clock signal terminal to the second output terminal.

Abstract: The embodiments of the present disclosure provide a lens, a lens array, a displaying module and a displaying device. The lens includes a main lens body and a light emitting member; the main lens body is a conical housing having an inner cavity, and the light emitting member is disposed at a first end of the main lens body; a first quadric surface is disposed in the inner cavity of the main lens body; a second quadric surface is disposed on an inner wall of the main lens body; the first quadric surface is convex toward the first end of the main lens body, and the second quadric surface is convex toward a second end of the main lens body.

Abstract: A light emitting substrate is provided. The light emitting substrate includes a light source; a first light modulation layer having a first micro structure on a side closer to the light source; and a second light modulation layer having a second micro structure on a side away from the light source.

Abstract: A computer-implemented object detection method includes determining a first bounding box for an object to be detected in an image; determining whether the first bounding box of the object to be detected in the image is oriented either horizontally or vertically with respect to a horizontal axis of the image; upon determination that the first bounding box of the object to be detected in the image is not oriented either horizontally or vertically, rotating the first bounding box to obtain a second bounding box, which is oriented either horizontally or vertically with respect to the horizontal axis of the image; extracting features from a portion of the image in the second bounding box; comparing the features extracted from the portion of the image in the second bounding box with template features of a candidate object; and outputting a position of the object to be detected and feature recognition results.

Abstract: A displaying module includes a back plate, a light guide plate fixed to the back plate, a plastic frame covering the back plate and a display panel located on the plastic frame, the plastic frame is of a shape of an annular frame, and the plastic frame includes a bearing face. A first position of the bearing face of the plastic frame is a curved surface, and the curved surface curves in a direction further away from the display panel, whereby a warping degree of the curved surface is a first warping degree, wherein the first position is a position of the bearing face that faces a second position of the display panel, the second position is a position of a region of the display panel where light leakage happens, and the first warping degree is equal to a warping degree of the display panel when the display panel curves.

Abstract: Provided is a display panel. The display panel includes: a driving backplane, including a base substrate; a light-emitting device on a side of the driving backplane; a package structure on a side, facing away from the driving backplane, of the light-emitting device, wherein the package structure includes an inorganic package structure and an organic package structure, the inorganic package structure being closer to the driving backplane than the organic package structure; and a color stop layer on a side, facing away from the driving backplane, of the organic package structure, wherein the color stop layer is attached to the inorganic package structure, and in a direction perpendicular to the base substrate, a maximum thickness of the organic package structure is less than a thickness of the inorganic package structure.

Abstract: The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes a substrate and a light-emitting functional layer. The substrate includes a first display area and a second display area at least partially surrounding the first display area, the first display area being configured for image display and light transmission, the second display area being configured for image display. The light-emitting functional layer is disposed on a side of the substrate, and includes an organic electroluminescent layer. Each of the first display area and the second display area includes a plurality of sub-pixels emitting light of different colors, and organic electroluminescent layers of respective sub-pixels of the plurality of sub-pixels in the first display area emit light of a same color.

Abstract: A pixel driving circuit is provided. The pixel driving circuit includes a driving transistor; a storage capacitor having a first capacitor electrode and a second capacitor electrode; a coupling capacitor having a third capacitor electrode and a fourth capacitor electrode; a control transistor; and a data write transistor having a gate electrode connected to a gate line, a first electrode connected to a data line, and a second electrode connected to a first electrode of the control transistor; wherein the control transistor has a gate electrode connected to a fourth control signal line, a first electrode connected to the second electrode of the data write transistor, and a second electrode connected to the first capacitor electrode and the fourth capacitor electrode; a gate electrode of the driving transistor is connected to the third capacitor electrode; and the control transistor is an n-type transistor.

Abstract: The application provides a display panel. The display panel includes a display area, and the display area includes: a plurality of kinds of signal lines, wherein a same kind of signal lines include reference lines and lines to be compensated, sizes of the lines to be compensated along extension directions of the lines to be compensated are smaller than sizes of the reference lines along extension directions of the reference lines; and compensation lines, including first compensation lines, wherein the first compensation lines are electrically connected with the lines to be compensated, for compensating differences between the sizes of the lines to be compensated along the extension directions of the lines to be compensated and the sizes of the reference lines along the extension directions of the reference lines, wherein a number of the compensation lines is less than or equal to a number of the signal lines.