Abstract: A display panel and a display device are provided. The display panel includes circuit rows and pixel circuit columns arranged as an array. Each pixel circuit row includes a first pixel circuit and a second pixel circuit, the first pixel circuit is electrically connected to a first scan line and the second pixel circuit is electrically connected to a second scan line; first pixel circuits in a same column are electrically connected to the first data line, and second pixel circuits in a same column are electrically connected to the second data line; and a first scan signal on the first scan line is configured to control whether a first data signal is written to the first pixel circuit, and a second scan signal on the second scan line is configured to control whether a second data signal is written to the second pixel circuit.

Abstract: A method and an apparatus for generating a shared encoder are provided, which belongs to a field of computer technology and deep learning. The method includes: sending by a master node a shared encoder training instruction to child nodes, so that each child node obtains training samples based on a type of a target shared encoder included in the training instruction; sending an initial parameter set of the target shared encoder to be trained to each child node after obtaining a confirmation message returned by each child node; obtaining an updated parameter set of the target shared encoder returned by each child node; determining a target parameter set corresponding to the target shared encoder based on a first preset rule and the updated parameter set of the target shared encoder returned by each child node.

Abstract: Systems and methods for mitigating beam squint and for producing better beam characteristics from MBFN (multi-beam forming network) generated beams. Matrix circuits are provided that operate as MBFNs where judicious assignment of input beams to specific rows in the matrix produce reduced or mitigated beam squint. As well, phase errors and other issues can be accounted for by adjustment of characteristics in the circuit elements that form the matrix circuit.

Abstract: The present disclosure provides a mixture-of-experts (MoE) model implementation method and system, an electronic device, and a storage medium, and relates to the field of artificial intelligence (AI) such as deep learning and distributed storage. The method includes: constructing a communication group, the communication group including a tensor-parallelism communication group, the tensor-parallelism communication group including at least two computing devices, tensor-parallelism segmentation being adopted for sparse parameters of each of the computing devices in a same tensor-parallelism communication group; and training an MoE model based on the communication group. By use of the solutions of the present disclosure, normal operation of model training can be guaranteed.

Abstract: A circuit board, a display module, and a display device are provided. The circuit board includes: a base substrate including a first surface and a second surface opposite to each other; bonding pads on the first surface; test pads electrically connected to the bonding pads and disposed on the second surface; a test auxiliary structure on the second surface; and a metal layer on the second surface. The test auxiliary structure overlaps with the test pads along a first direction which is a direction perpendicular to the first surface and the second surface of the base substrate; and the metal layer includes a metal structure for transmitting a first signal and the test auxiliary structure is insulated from the metal structure.

Abstract: A display panel and a display device are provided. The display panel includes pixel row groups, scanning driving circuits, first data lines and second data lines. One pixel row group includes first pixel rows and one pixel row includes a first pixel and a second pixel. A luminous efficiency of color light of the first pixel is lower than a luminous efficiency of color light of the second pixel. One scanning driving circuit includes a first sub scanning driving circuit and a second sub scanning driving circuit. In at least one image frame, a duration during which the first pixel is connected to the first data line for transmitting data voltage controlled by the first sub scanning driving circuit is larger than a duration during which the second pixel is connected to the second data line for transmitting data voltage controlled by the second sub scanning driving circuit.

Abstract: Provided are a foldable display device and a driving method of a foldable display device. The foldable display device includes a foldable screen, an image sensor, and a driving display unit. The image sensor is located at the edge of the foldable screen and configured to collect an alignment image in an opposed region of the image sensor after the foldable screen is folded. The driving display unit is configured to determine a position of the opposed region of the image sensor according to characteristic information of the alignment image in the opposed region of the image sensor and determine a folded state of the foldable screen according to the position of the opposed region of the image sensor.

Abstract: Provided are a method and module for acquiring an analog supply voltage, and a display apparatus. In an embodiment, the analog supply voltage is provided to the display driver chip that drives a display panel. In an embodiment, the method includes providing a minimum-grayscale test voltage by the display driver chip to the display panel, and acquiring actual brightness of the display panel at the minimum-grayscale test voltage; adjusting the minimum-grayscale test voltage according to the actual brightness of the display panel, and using the minimum-grayscale test voltage at which the actual brightness of the display panel reaches target dark state brightness as a first main gamma voltage; and obtaining an analog supply voltage according to the first main gamma voltage.

Abstract: A display panel and a display device are provided. The display panel includes pixel row groups, scanning driving circuits, first data lines and second data lines. One pixel row group includes first pixel rows and one pixel row includes a first pixel and a second pixel. A luminous efficiency of color light of the first pixel is lower than a luminous efficiency of color light of the second pixel. One scanning driving circuit includes a first sub scanning driving circuit and a second sub scanning driving circuit. In at least one image frame, a duration during which the first pixel is connected to the first data line for transmitting data voltage controlled by the first sub scanning driving circuit is larger than a duration during which the second pixel is connected to the second data line for transmitting data voltage controlled by the second sub scanning driving circuit.

Abstract: A display drive method is applied to a display panel. The display panel has a subpixel used for image display. The display drive method includes obtaining a to-be-displayed grayscale of a to-be-displayed subpixel, selecting a suitable compensation manner based on the to-be-displayed grayscale, and providing a data voltage for the to-be-displayed sub-pixel based on the selected compensation manner. The compensation manner includes a first compensation manner and a second compensation manner. When the to-be-displayed grayscale is 0 grayscale, the first compensation manner is selected. When the to-be-displayed grayscale is greater than 0 grayscale, the second compensation manner is selected. The first compensation manner is used to reduce a difference between light-emitting efficiencies of sub-pixels with different light-emitting colors under a same grayscale.

Abstract: A dual-polarized multi-band base station antenna array having a reduced physical footprint with compact antenna elements for deployment in wireless communication systems. The array includes a wall structure for suppressing air coupling between adjacent antenna element columns and for reducing the surface wave. Also described is a swapping technique for improving beamwidth and sector power ratio, and a low-profile antenna element for minimizing cross-band scattering, reducing impact on low-band antenna arrays, and improving passive intermodulation.

Abstract: A display drive method is applied to a display panel. The display panel has a subpixel used for image display. The display drive method includes obtaining a to-be-displayed grayscale of a to-be-displayed subpixel, selecting a suitable compensation manner based on the to-be-displayed grayscale, and providing a data voltage for the to-be-displayed sub-pixel based on the selected compensation manner. The compensation manner includes a first compensation manner and a second compensation manner. When the to-be-displayed grayscale is 0 grayscale, the first compensation manner is selected. When the to-be-displayed grayscale is greater than 0 grayscale, the second compensation manner is selected. The first compensation manner is used to reduce a difference between light-emitting efficiencies of sub-pixels with different light-emitting colors under a same grayscale.

Abstract: A circuit board, a display module, and a display device are provided. The circuit board includes: a base substrate including a first surface and a second surface opposite to each other; bonding pads on the first surface; test pads electrically connected to the bonding pads and disposed on the second surface; a test auxiliary structure on the second surface; and a metal layer on the second surface. The test auxiliary structure overlaps with the test pads along a first direction which is a direction perpendicular to the first surface and the second surface of the base substrate; and the metal layer includes a metal structure for transmitting a first signal and the test auxiliary structure is insulated from the metal structure.

Abstract: A method and an apparatus for determining a road surface adhesion coefficient are provided. The method includes: determining, based on M state parameters of a vehicle on a target road section, M road surface adhesion coefficient estimation results respectively corresponding to the M state parameters, M being an integer greater than 1; selecting N road surface adhesion coefficient estimation results from the M road surface adhesion coefficient estimation results according to a traveling work condition of the vehicle on the target road section, N being a positive integer smaller than or equal to M; and determining a road surface adhesion coefficient of the target road section based on the N road surface adhesion coefficient estimation results.

Abstract: A display panel, a display device and a control method are provided. The display panel includes a display area and a non-display area, a base substrate, and touch electrodes on a side of the base substrate facing a light-exiting surface of the display panel. The display area includes a first display area and a second display area that at least partially surrounds the first display area, the touch electrodes are at least distributed in the display area, the touch electrodes at least include a first touch electrode located in the first display area, the first touch electrode includes at least one first touch electrode unit, and the first touch electrode unit includes at least one hollowed part, along a direction perpendicular to the base substrate, the hollowed part runs through the first touch electrode unit, and the first touch electrode is a self-capacitive touch electrode.

Abstract: Provided are a display panel and a display device. The display panel includes a pixel driving circuit and a reset control circuit. The pixel driving circuit includes a light-emitting element, a first reset module, a first control module, a data write module, a driving transistor, a second reset module and a second control module. In the initial reset stage of the pixel driving circuit, the reset control circuit is configured to control the first reset module to turn on and apply a reset voltage of the reset voltage terminal to the first electrode of the light-emitting element, and the first scan signal terminal is configured to control the second reset module to turn on and apply the reset voltage to the gate of the driving transistor.

Abstract: The present disclosure provides an autonomous driving vehicle detection method and apparatus, an electronic device and a readable storage medium, and relates to the field of computer technologies, and in particular, to the field of artificial intelligence technologies such as intelligent transportation and autonomous driving technologies. A specific implementation solution involves: acquiring passengers' ride information on an autonomous driving vehicle; determining a vehicle component change state of the autonomous driving vehicle according to the ride information of the autonomous driving vehicle; wherein the vehicle component change state includes a door change state of the autonomous driving vehicle and a seat belt change state of the autonomous driving vehicle; and determining a seat load of the autonomous driving vehicle according to the vehicle component change state of the autonomous driving vehicle.

Abstract: The present disclosure provides a driverless power supply system, a power supply control method, a power domain controller and a vehicle, which relate to the technical field of intelligent traffic, and particularly relate to the technical field of driverless driving. The system includes: a high-voltage battery box, a direct current converter, a main storage battery, a standby storage battery, a power domain controller and an electrical load; the direct current converter is connected with the high-voltage battery box and the electrical load through wires; the main storage battery is respectively connected with the direct current converter and the electrical load through wires; the standby storage battery is respectively connected with the direct current converter and the electrical load through wires; and the power domain controller is respectively connected with the direct current converter, the main storage battery and the standby storage battery through data wires.