Abstract: Provided is a vehicle coupling assistance device which is configured to select, in accordance with a physical quantity relating to an angle of a second coupling part of a trailer with respect to a first coupling part of a vehicle, as a steering angle control mode, any one of a first steering angle control mode in which a steering angle of front wheels of the vehicle and a steering angle of rear wheels of the vehicle are controlled to achieve the same steering angle and a second steering angle control mode f in which the steering angle of the front wheels and the steering angle of the rear wheels are controlled to achieve different steering angles, and to output steering angle control commands for executing control in the selected steering angle control mode to a front-wheel steering device and a rear-wheel steering device of the vehicle.

Abstract: A communications method and a terminal device are disclosed. The communications method includes: receiving, by a transmit terminal, configuration information from a network device, wherein the configuration information comprises resource pool information of a sidelink of the transmit terminal, the resource pool information comprises information about one or more resource pools, and information about one resource pool comprises one or more pieces of information about a PSFCH frequency domain resource; sending, by the transmit terminal, multicast data to receive terminals in a multicast group; and receiving, by the transmit terminal, feedback information of the multicast data from the receive terminals in the multicast group on the PSFCH frequency domain resource, wherein the PSFCH frequency domain resource is sufficient for all the receive terminals in the multicast group to perform HARQ feedback.

Abstract: Techniques for improving performance of file system operations are provided. Dirty memory pages may be copied from a file system into a memory associated with a first hardware accelerator. Content of the memory pages may be compressed by one or more cores of the hardware accelerator. The compressed data may be compacted into a payload area of at least one log. Metadata of the at least one log may be prepared by the one or more cores of the hardware accelerator. The at least one log may be flushed into a storage device. A read operation may be performed on the at least one log. On a read path, in response to determining that a size of data from a plurality of logs is greater than a predetermined threshold, a new log may be created by combining the data using compression by a second hardware accelerator.

Abstract: The present disclosure discloses a method and apparatus of processing a back-to-origin request of a content delivery network, a device, and a medium. The method includes: receiving a back-to-origin request carrying an access identifier, wherein the access identifier includes a target accelerating domain name and a target service provider identification; querying a target origin site corresponding to the target accelerating domain name, and acquiring origin site configuration information corresponding to the target origin site; generating a target access identifier of the target origin site based on the origin site configuration information; and transmitting the target access identifier to the target CDN server corresponding to the target service provider identification, wherein the target CDN server acquires a target resource from the target origin site according to the target access identifier.

Abstract: Embodiments of this application belong to the field of communication technologies. In the method, a first node may send first measurement configuration information to a second node, where the first measurement configuration information indicates to measure synchronization information of a third node on a first channel. Further, the second node may obtain the synchronization information, and the first node receives the synchronization information from the second node, where the synchronization information may indicate one or more of the following information of the third node: time synchronization information, frequency synchronization information, synchronization communication domain set information, RSRP, RSRQ, SINR, or RSSI. In this way, time-frequency synchronization between different nodes in a communication system can be implemented, interference between the different nodes can be effectively reduced, and system communication performance can be improved.

Abstract: Embodiments of this application relate to the field of communication technologies, and provide a split inference method and an apparatus, to reduce communication overheads and also reduce a risk of leaking original data to a central server. The method includes: A first communication apparatus receives, from a second communication apparatus, first indication information indicating a previous-hop communication apparatus and a next-hop communication apparatus of the first communication apparatus, where the previous-hop communication apparatus and the next-hop communication apparatus each include at least one terminal device. The first communication apparatus receives data from the previous-hop communication apparatus, performs inference on the data based on a submodel corresponding to the first communication apparatus, to obtain an inference result, and sends the inference result to the next-hop communication apparatus.

Abstract: The present invention relates to oriented, multilayer polyethylene films. In one aspect, a biaxially oriented, multilayer polyethylene film comprises: at least one inner layer comprising: (1) a polyethylene-based composition that comprises: (a) at least 97% by weight, based on the total weight of the polyethylene-based composition, of one or more polyethylenes having a density between 0.926 g/cm3 to 0.970 g/cm3 and a melt index (I2) between 0.1 to 10 g/10 min; (b) 20 to 5000 ppm, based on the total weight of the polyethylene-based composition of a sorbitol acetal derivative comprising the structure of formula (I): wherein R1-R5 comprise the same or different moieties chosen from hydrogen and a C1-C3 alkyl.

Abstract: A apparatus, method, system and medium are provided. The apparatus includes: a buffer chain, including N first buffers connected end to end, N first AND gates with one input connected to a pulse signal and the other input connected to an output of a corresponding first buffer, and N flip-flops coupled with outputs of respective first AND gates; a path time delay adjustment circuit, with an input receiving a pulse signal, and an output connected to an input terminal of the first buffer; a control apparatus, controlling the time delay produced by the adjustment circuit to be reduced by at least one step from a preset time delay during each adjustment until an output of a Pth flip-flop flips; a measuring device measuring the pulse signal's width according to an output of each flip-flop, the time delay of each first buffer and the time delay of the adjustment circuit.

Abstract: A short-distance communication method includes: obtaining at least one piece of code data; sending a scheduling type indication and a data type indication to a second device, where the scheduling type indication indicates that the at least one piece of code data includes initially transmitted data, retransmitted data, or initially transmitted data and retransmitted data, and the data type indication indicates location information and/or an amount of a part or all of the at least one piece of code data; and sending the at least one piece of code data to the second device.

Abstract: A stator winding structure (100) for a motor. The motor is a three-phase alternating current motor having eight poles. Each phase comprises four shunt wound branches. The stator winding consists of multiple U-shaped flat copper wires (10). A connection portion of each U-shaped flat copper wire (10) disposed in the motor is located on the same side with respect to the motor. The technical solution also provides a motor comprising the stator winding structure (100) and a vehicle comprising the motor.

Abstract: An example system includes: a production system skill library, with a plurality of skill blocks describing and encapsulating the realization part of the skills involved in the production process; a unified execution engine with a plurality of skill function blocks describing and encapsulating the interface part of the skills involved in the production process; to receive a production procedure programmed by a user based on the skill function blocks, and successively start each skill function block in the production procedure to call at least one corresponding skill block; and device agents for controlling devices in the production system. Each device agent is used to provide a unified interface to control the corresponding device to perform operations according to the operation instructions from the unified execution engine or the skill block.

Abstract: The disclosure provides a method and apparatus for configuring a network line, and a method for scheduling a network request. The method includes: obtaining a network line configuration request; displaying, in response to the network line configuration request, a network line configuration page, and obtaining first line configuration information based on the network line configuration page, where the first line configuration information includes first operator information and/or first geographic location information; querying a target priority corresponding to the first line configuration information; and writing line configuration information into a preset mapping table according to an order of the target priority from high to low, and transmitting the preset mapping table to a data plane, so as to make the network line corresponding to the line configuration information effective.

Abstract: A protection structure for a power transistor includes one or more pairs of back-to-back pn junction diodes formed in a trench polysilicon layer provided in trenches formed in a semiconductor substrate. At least a portion of the trench polysilicon layer protrudes above the top surface of the semiconductor substrate. Alternating N-type doped regions and P-type doped regions are formed in the trench polysilicon layer along a length of the trench. The protection structure, when coupled across the gate and source terminals of the power transistor can be advantageously applied to protect the power transistor from high voltage ESD events.

Abstract: The disclosure provides a method, an apparatus, an electronic device and a storage medium for network topology-based verification. The method comprises: obtaining a network verification request which comprises device change information for a physical network; determining a target network device changed in the physical network using the device change information, and obtaining extended network devices from network devices in each of the hierarchical layers in the physical network, the extended network devices obtained in each of the hierarchical layers corresponding to different providers; constructing an emulated network topology based on the target network device and the extended network devices; and establishing an emulation runtime environment corresponding to the emulated network topology, and performing emulation verification on the emulated network topology based on the emulation runtime environment to obtain an emulation verification result.

Abstract: The present application relates to the field of power electronics technology control, and discloses a temperature control method for a power supply conversion chip, a related assembly, and a multi-phase power supply apparatus. A real-time average value of current temperature accumulation values of power supply conversion chips is calculated, and the output current of the power supply conversion chip whose current temperature accumulation value is not equal to the real-time average value is increased or decreased. The temperature of a power supply conversion chip increases as the output current increases and decreases as the output current decreases, and the temperature of the power supply conversion chip changes under a condition that the output current of the power supply conversion chip is adjusted.

Abstract: The present disclosure describes techniques for improving data processing. At least one transaction may be generated by a file system driver associated with a host. Each transaction comprises logical block addresses (LBAs) and information associated with at least one function. The at least one transaction may be journaled into a computational storage for offloading data processing from the host to the computational storage. The computational storage comprises a persistent memory and at least one field-programmable gate array (FPGA) core. The offloading of the data processing comprises offloading journal replay operations to the computational storage. The journal replay operations comprise applying the at least one function to at least one subset of the LBAs by the at least one FPGA core.

Abstract: The present disclosure describes techniques for offloading data processing and knowledge synthesis. A set of flags may indicate information about the memory pages in a first memory and may be manageable by at least one central processing unit (CPU). A memory page may be flushed to a second memory if the memory page is associated with a first flag. The first flag may indicate that the memory page is ready to be flushed to the second memory. The second memory may be configured to store a sequence of states of each of the memory pages. Data patterns and relations among the data patterns may be determined by data processing units (DPUs) based on the sequence of states of each of the memory pages. A knowledge base may be built in a third memory based on the data patterns and the relations among the data patterns.

Abstract: A display substrate has a display area and a peripheral area surrounding the display area; the display area has a functional area and a non-functional area; the display substrate includes a base substrate, a plurality of first signal lines, a first interlayer insulating layer, a plurality of second signal lines, a conductive mesh and an auxiliary functional structure; the conductive mesh includes a plurality of first conductive structures and a plurality of second conductive structures which are arranged crosswise and electrically connected to each other; the auxiliary functional structure includes a plurality of first conductive wires and a plurality of second conductive wires which are arranged crosswise; the first conductive wire is at least a part of the first conductive structure, and each of some first conductive structures includes two first conductive wires; the second conductive wire is at least a part of the second conductive structure.

Abstract: The present disclosure relates to a domain name encryption method, decryption method, and apparatus based on a content delivery network. The method comprises: receiving an access request for an initial server sent by a terminal; acquiring, in a case that the initial server needs to be redirected to a target server, a synthetic record domain name of the target server, the synthetic record domain name carrying a domain name resolution result of the target server; and encrypting the synthetic record domain name to obtain an encrypted synthetic record domain name, and sending the encrypted synthetic record domain name to the terminal. By encrypting the synthetic record domain name, an illegal user can be prevented from knowing data information about the domain name resolution result in the synthetic record domain name, which can improve the security of the data, and can significantly improve the processing efficiency of the domain name.