Abstract: An impact tool includes a motor including or connected to a drive shaft for outputting power and is rotatable about a first axis, an impact assembly including a main shaft and a spring sleeved on the main shaft, a transmission assembly for transmitting the power output by the drive shaft to the main shaft, a main shaft bearing for supporting the main shaft, and a second bearing for supporting the drive shaft. The projections of the second bearing, the main shaft bearing and the spring on a reference plane perpendicular to the up and down direction have an overlapping region.

Abstract: A copolymer additive comprising water and a copolymer prepared from an acetoacetamide functional monomer and a ureido monomer is stable in a wide range of pH values and a coating composition comprising such copolymer additive can provide coating films made therefrom with good formaldehyde abatement performance and good resistance to yellowing.

Abstract: A DRX configuration-based communication method, communication apparatus, and communication system are disclosed for determining a DRX active time, where a start time point of the active time is related to a data cycle; and monitoring a PDCCH in the DRX active time. A terminal determines a DRX active time of the terminal based on a data cycle, so that the DRX active time of the terminal can well match the data cycle.

Abstract: This application relates to a communication method and device. A remote terminal device receives a first data packet from a relay terminal device by using an SRB1. The first data packet includes a first message and an SRAP header. The remote terminal device removes the SRAP header via an SRAP entity to obtain configuration information. The SRAP entity is determined before the SRAP header is removed. The remote terminal device configures the SRAP entity based on the configuration information. The remote terminal device may predetermine the SRAP entity.

Abstract: The present invention discloses a denoising model of Monte Carlo rendering based on a Generative Adversarial Network (GAN) and its construction method, including: constructing a training sample and constructing a Generative Adversarial Network (GAN), including Denoising Net and Critic Net, wherein Denoising Net is used to denoise the input noise rendering image and auxiliary features, and output the denoising rendering image, and Critic Net is used to classify the input denoising rendering image and the target rendering image corresponding to the noise rendering image, and output the classification result. The training samples are used to tune the network parameters of the Generative Adversarial Network (GAN). After the tuning is completed, the denoising network determined by the network parameters is used as the Monte Carlo rendering image denoising model. A denoising method and device for the Monte Carlo rendering image are also disclosed, which can realize the denoising of noisy Monte Carlo renderings.

Abstract: An access network device determines to add, for a remote terminal device, a direct path for connecting a first cell. The remote terminal device is connected to a second cell through an indirect path. The access network device sends an RRC reconfiguration message to indicate the remote terminal device to switch to the direct path. The RRC reconfiguration message further indicate not to release the indirect path. When being indicated to switch to the direct path, the remote terminal device may further be indicated not to release the indirect path.

Abstract: In a communication method, a terminal device receives first indication information from a network device. The first duration is related to a periodicity or frame rate of data. Based on the and first duration information, the terminal device skips performing PDCCH monitoring in a first duration.

Abstract: The present disclosure provides an automatic driving test method. The method includes: acquiring test configuration information input by a user; generating test cases according to the test configuration information, and allocating the test cases to corresponding test types, wherein test types comprise a virtual simulation test, a whole vehicle in-loop test, a closed site test, and an open road test; and under each test type, testing a to be tested vehicle based on the corresponding test cases to obtain test results corresponding to each of the test type, and the test results comprise a simulation test result, a whole vehicle in-loop test result, a closed road test result, and an open road test result. Thus obtaining rich comprehensive test evaluation results makes the test results for autonomous vehicles more accurate.

Abstract: A display panel includes a substrate, and a plurality of first pixel circuits, a plurality of first light-emitting devices and a plurality of first light-shielding portions that are located in a functional device setting region. The plurality of first light-emitting devices are disposed on a side of the plurality of first pixel circuits away from the substrate. A first light-emitting device includes a first electrode electrically connected to a first pixel circuit. The plurality of first light-shielding portions are arranged at intervals on a side of the plurality of first light-emitting devices away from the substrate. Each first light-shielding portion is provided with a first opening therein, and each first opening corresponds to a single first light-emitting device. An orthographic projection of a first portion of the first pixel circuit on the substrate is located within an orthographic projection of a first light-shielding portion on the substrate.

Abstract: A virtual wire system includes a source device, a target device, and a mesh interface connecting the source device and the target device. One or more mesh messages are transmitted over the mesh interface from the source device to the target device, and the one or more mesh messages indicate a change in a value of a signal level at the source device. The source device may include a plurality of virtual wire sources, a virtual wire encoder, and a virtual wire arbiter operatively coupled to the plurality of virtual wire sources and the virtual wire encoder. The virtual wire arbiter is configured to determine whether information from a virtual wire source should be transmitted to the virtual wire encoder. The virtual wire encoder is configured to receive information from the virtual wire arbiter, combine the information into a single virtual wire message, and transmit the single virtual wire message to a first mesh interface component in the source device.

Abstract: A display panel is provided, which includes a first substrate and a second substrate arranged opposite to each other. The first substrate includes a first electrode and a second electrode. The second substrate includes a light shielding layer. The light shielding layer includes a light transmitting region and a light shielding region. The first electrode includes slits extending in a first direction, and an orthographic projection of two ends of at least one of the slits onto the first substrate is within an orthographic projection of the light shielding region onto the first substrate. A display panel and a display device are also provided.

Abstract: The present disclosure provides a semiconductor device and a method of manufacturing a semiconductor device. The semiconductor device includes: a substrate; an insulating layer provided with a plurality of trenches extending in a first direction; a first electrode layer and a second electrode layer, where a spacing region is provided between the first electrode layer and the second electrode layer; a semiconductor layer covering bottom portions and sidewalls of all channel trenches, where the channel trenches are at least a part of trench bodies of the trenches located in the spacing region; a gate dielectric layer covering a surface of the semiconductor layer in the channel trenches on a side away from the bottom portions and the sidewalls of the channel trenches; a gate layer, where at least a part of the channel trenches are fully filled with the gate layer.

Abstract: The invention provides 3D-knitted spacer fabrics of high breathability and moisture management and methods of making the 3D-knitted spacer fabrics. The middle layer of the fabric is made of hydrophilic material, comprising two yarns, a blended thermo-fuse wicking yarn comprising hydrophilic fiber and thermo-fuse fiber, and a non-supportive hydrophilic functional wicking yarn. The top layer of the fabric comprises a hydrophilic yarn, and the third layer of the fabric comprises a hydrophobic yarn. The 3D-knitted spacer fabrics are useful in clothing and equipment for wear in high temperature environments.

Abstract: An online meeting system begins the process of connecting a user to an online meeting when a request is received from a user to start or join the online meeting. In response to the request, a pre-meeting user interface (UI) is displayed having a user interface control which, when activated, enables transmission of audio and/or video data for the online meeting, and prior to activation of the control, connection parameters are shared with an online meeting service to preheat the meeting. In response to activation of the control, transmission of audio and/or video data for the online meeting is enabled.

Abstract: A method for correcting the anomalous pixel includes: calculating a matching index of pixels in a first point cloud map and a second point cloud map; finding out an anomalous pixel based on the matching index of the pixels and a correction threshold; and calculating a correction column difference, and correcting the anomalous pixel based on the correction column difference and the matching index of the pixels. The anomalous pixel in the point cloud map is retained and corrected, thus the pixel integrity of an image is guaranteed; and a mode for correcting the anomalous pixel is simple, requires fewer calculating steps, and exhibits high anomalous pixel correction efficiency. An apparatus for the same purpose includes a first camera, a second camera, an image processing unit, an indexing unit, a calculating unit, a judging unit, and a correction execution unit.

Abstract: An impact tool includes: an impact mechanism, where the impact mechanism includes an impact block driven by a drive shaft and a hammer anvil receiving an impact from the impact block, and the hammer anvil is connected to an output shaft; and a controller configured to control an electric motor. The controller is configured to, when the impact tool is in a low-speed mode and it is detected that the impact mechanism applies an impact force to the output shaft, perform the operations periodically: determining that the impact mechanism impacts a preset number of times and controlling the electric motor to shut down for a preset period and then restart.

Abstract: Compounds, particles, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described. The particles have a particle size distribution with a D50 ranging from 10 ?m to 20 ?m.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive configuration information that specifies one or more parameters associated with generating, by the UE, a time domain covariance matrix specific to the UE. The UE may receive a channel state information (CSI) reference signal (CSI-RS). The UE may transmit, based at least in part on the CSI-RS and the one or more parameters, a CSI report, the CSI report including data representing the time domain covariance matrix. Numerous other aspects are described.

Abstract: The present approach relates to generating one or both of a failure prediction indication for an X-ray tube or a remaining useful life estimate for the X-ray tube. In one implementation, method includes acquiring data points for a respective X-ray tube installed in an imaging system, processing the data points using a trained X-ray tube model to calculate an estimated variable related to emitter resistance, calculating a trending indicator based on the estimated variable related to emitter resistance, monitoring the trending indicator for a sudden change, and providing an indication when the sudden change occurs on a specific day.

Abstract: A five-membered-fused six-membered compound, and a preparation method therefor and a pharmaceutical composition and the use thereof. The five- and six-membered compound is a compound as shown in formula I, II or III. The compound has an inhibitory effect on FLT3 and/or IRAK4.