Abstract: An array substrate includes a first substrate; and a first electrode and a second electrode disposed on the first substrate and located in a sub-pixel region. At least one of the first electrode and the second electrode includes a plurality of electrode strips. Every two adjacent electrode strips in the first electrode and the second electrode have a slit therebetween. The slit includes a first end portion, a straight portion, and a second end portion connected in sequence. A bend is formed at a connection position of the first end portion and the straight portion, and the second end portion is formed by protruding from the straight portion. The straight portion includes a first edge and a second edge parallel to each other, and an average width of the first end portion in a direction perpendicular to the first edge is less than a width of the straight portion.

Abstract: A method and device for controlling a DCDC converter, used for a hybrid electric vehicle and relating to the technical field of vehicle control. The method comprises: according to an output end current limit value and an actual voltage value, acquiring a first preset value corresponding to an input end power; according to the maximum discharge power of a high-voltage battery and the actual discharge power of an electric motor, acquiring a second preset value corresponding to the input end power; and determining the minimum value in the first preset value and the second preset value as an input end target power limit value. Multiple combination working conditions of sufficient or insufficient power sources at the input end are considered.

Abstract: Disclosed are a display panel and a driving method therefor, and a display device. Two adjacent rows of sub-pixels are taken as a row group, and the row group is provided with a first sub row group and a second sub row group that are arranged in a column direction; a gate electrode of a first transistor in the first sub row group is electrically connected to a first gate line; a gate electrode of a second transistor in the second sub row group is electrically connected to a second gate line; two adjacent sub-pixels in the column direction share one third transistor, and a gate electrode of the third transistor in the row group is electrically connected to a third gate line; and the first transistor and the second transistor in one column of sub-pixels are electrically connected to a data line by means of the shared third transistor.

Abstract: Provided is a display substrate. The display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a gate drive circuit disposed in the non-display region; a plurality of first signal lines disposed in the peripheral region and connected to the gate drive circuit; and a plurality of second signal lines disposed in the non-display region and connected to the gate drive circuit; wherein each of the first signal line and the second signal line is configured to supply a signal to the gate drive circuit, and a frequency of the signal supplied by the first signal line is lower than a frequency of the signal supplied by the second signal line.

Abstract: A fingerprint detection array substrate is provided. The fingerprint detection array substrate includes a plurality of touch electrode blocks in a plurality of touch detection regions configured to detect a touch position, wherein touch electrode blocks in a respective one of the plurality of touch detection regions are inter-connected through bridges, forming a touch electrode unit, and the touch electrode unit is isolated from touch electrode blocks in adjacent touch detection regions of the plurality of touch detection regions; a plurality of touch signal lines configured to respectively transmit touch signals to a plurality of touch detection regions, wherein a respective one of the plurality of touch signal lines is electrically connected to the touch electrode unit limited in the respective one of the plurality of touch detection regions; and a fingerprint sensor configured to perform fingerprint sensing limited in a fingerprint scanning region.

Abstract: A fingerprint detection array substrate is provided. The fingerprint detection array substrate includes a plurality of touch electrode blocks in a plurality of touch detection regions configured to detect a touch position, wherein touch electrode blocks in a respective one of the plurality of touch detection regions are inter-connected through bridges, forming a touch electrode unit, and the touch electrode unit is isolated from touch electrode blocks in adjacent touch detection regions of the plurality of touch detection regions; a plurality of touch signal lines configured to respectively transmit touch signals to a plurality of touch detection regions, wherein a respective one of the plurality of touch signal lines is electrically connected to the touch electrode unit limited in the respective one of the plurality of touch detection regions; and a fingerprint sensor configured to perform fingerprint sensing limited in a fingerprint scanning region.

Abstract: Provided is a display substrate. The display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a gate drive circuit disposed in the non-display region; a plurality of first signal lines disposed in the peripheral region and connected to the gate drive circuit; and a plurality of second signal lines disposed in the non-display region and connected to the gate drive circuit; wherein each of the first signal line and the second signal line is configured to supply a signal to the gate drive circuit, and a frequency of the signal supplied by the first signal line is lower than a frequency of the signal supplied by the second signal line.

Abstract: The embodiments of the present disclosure provide a display substrate, a display panel, and a display device. The display substrate includes: a first base substrate, wherein a plurality of sub-pixel regions arranged in an array are provided on the first base substrate; and a reflective layer provided on one side of the first base substrate, wherein a surface of the reflective layer away from the first base substrate is formed to include a plurality of first bumps and a plurality of second bumps, and the first bump has a size greater than that of the second bump.

Abstract: Provided are a display panel and a driving method thereof, and a display device. The display panel includes: a base substrate; and multiple subpixels provided at the base substrate, at least one of the multiple subpixels including a reflective electrode, wherein the reflective electrode at least includes a first reflective electrode and a second reflective electrode insulated and spaced apart from each other, the first reflective electrode is provided with a first through hole, the second reflective electrode is provided with a second through hole, and an area of the first through hole is different from an area of the second through hole.

Abstract: Disclosed are a display panel and a driving method therefor, and a display device. Two adjacent rows of sub-pixels are taken as a row group, and the row group is provided with a first sub row group and a second sub row group that are arranged in a column direction; a gate electrode of a first transistor in the first sub row group is electrically connected to a first gate line; a gate electrode of a second transistor in the second sub row group is electrically connected to a second gate line; two adjacent sub-pixels in the column direction share one third transistor, and a gate electrode of the third transistor in the row group is electrically connected to a third gate line; and the first transistor and the second transistor in one column of sub-pixels are electrically connected to a data line by means of the shared third transistor.

Abstract: An electronic paper display screen and a manufacturing method therefor, and a display device. The electronic paper display screen includes a first electronic paper screen and a second liquid crystal display layer which are stacked; the first electronic paper screen is an electrophoretic electronic paper screen, the second liquid crystal display layer is a cholesteric liquid crystal display screen, and the second liquid crystal display layer includes a first substrate, a second substrate and a control drive circuit; the first substrate is provided with multiple first electrodes arranged in a first direction, and the second substrate is provided with multiple second electrodes arranged in a second direction; and at least one of the first substrate and the second substrate is further provided with multiple metal wires, the metal wires are respectively connected to the control drive circuit and the electrodes of the substrate to which the metal wires belong.

Abstract: An array substrate and a touch display device. The array substrate includes a touch signal line, a common electrode and a first pixel electrode on a substrate. The first pixel electrode includes a first edge and a second edge arranged along the first direction and extending along the second direction, the touch signal line extends along the second direction, and the touch signal line is located between the first edge and the second edge. The via hole connection part of the touch signal line is electrically connected to the common electrode through the touch line via hole, and a size of the via hole connection part in the first direction is greater than a size of a portion of the touch signal line in the first direction, and the portion of the touch signal line is adjacent to the via hole connection part.

Abstract: A display panel and a driving method thereof, and a display device. The display panel includes a substrate and a plurality of pixel circuits arranged in an array on the substrate, each of the plurality of pixel circuits includes a pixel driving chip and at least one light-emitting element electrically connected to the pixel driving chip, and the pixel driving chip is configured to receive and store a data signal and drive the at least one light-emitting element to emit light according to the data signal.

Abstract: The present disclosure provides a light-emitting substrate, a backlight source, and a display device. The light-emitting substrate includes: a base substrate having a first surface and a second surface which are opposite, and including a light-emitting area and a bonding area located on a side of the light-emitting area; a light-emitting unit disposed on the first surface of the base substrate and located in the light-emitting area, and including a plurality of light-emitting elements which are connected together; and transmission lines disposed on the base substrate; where at least a part of at least one transmission line is located on the second surface of the base substrate, and two ends of the light-emitting unit are respectively connected to the bonding area through different transmission lines.

Abstract: A light emitting substrate, a wiring substrate and a display device are provided. The light emitting substrate includes light emitting units and a first electrode wire. The first electrode wire includes a first wire and a second wire. The light emitting units include first light emitting units and second light emitting units, a position of each first light emitting unit is a first light emitting unit region, a position of each second light emitting unit is is a second light emitting unit region, the first wire is connected with the first light emitting unit, passes through the first light emitting unit region and is located at an outer side of the second light emitting unit region, the second wire is connected with the second light emitting unit, passes through the second light emitting unit region and is located at an outer side of the first light emitting unit region.