Abstract: This document generally relates to wireless communication that includes a user device that determines that it satisfies a condition, and in response to satisfying the condition, performs at least one of: a relaxed positioning reference signal (PRS) measurement according to a relaxed PRS measurement rule that corresponds to the condition; or a relaxed sounding reference signal (SRS) transmission according to a relaxed SRS transmission rule that corresponds to the condition. Additionally, at least one network device determines a relaxed PRS measurement rule corresponding to a first condition or a relaxed SRS transmission rule corresponding to a second condition. The at least one network device transmits the relaxed PRS measurement rule corresponding to the first condition or the relaxed SRS transmission rule corresponding to the second condition.

Abstract: The present application discloses an automatic cleaning device based on a decontamination robot and an automatic cleaning method, belonging to the field of mechanical automation engineering technology. The device includes a cleaning head, a cleaning seat, a protective housing and a cleaning module; wherein the cleaning head is fixedly mounted in the cleaning seat; the cleaning seat is rotationally connected with the cleaning module, and the cleaning module drives the cleaning seat and the cleaning head to realize up-and-down reciprocating motion. The protective housing passes through the cleaning head and cleaning seat and is fixedly connected with the cleaning module, which can prevent harmful substances caused by cleaning from entering the inner cavity of the cleaning module and causing damage to the mechanism.

Abstract: A display apparatus includes: a display; a user input interface; a communicating device; a memory, configured to store computer instructions and data associated with the display and the communicating device; and one or more processor, connected with the display, the user input interface, the communicating device and the memory, and configured to execute the computer instructions to cause the display apparatus to: in response to a target input command received from the user input interface, obtain transmission information of a target audio stream indicated by a target identifier; and send the transmission information to a target playback apparatus, so that the target playback apparatus receives target broadcast isochronous stream, BIS, data broadcasted by the display apparatus from the target transmission channel according to the transmission information.

Abstract: Disclosed is an intelligent interactive decision-making method for a discrete manufacturing system. The method includes the following steps: step 1, establishing a production scheduling optimization model and strategy for discrete manufacturing for an actual application scene; step 2, training the scheduling strategy with existing production data on the basis of a deep reinforcement learning algorithm, and storing a state having a high reward in a training process in a memory; step 3, updating the state according to prior knowledge in the memory; step 4, inputting the updated state into a deep reinforcement learning network, obtaining a corresponding reward, and updating the memory according to the reward; and step 5, repeating step 4 until model parameters converge, and saving and putting the model into an actual production scene.

Abstract: A method for displaying augmented reality, a device, a storage medium, and a terminal are provided. A field of view and resolution of an augmented reality display device and a viewing angle of a user are acquired. A standard text width ratio of virtual information to be displayed is acquired. Then, a text display font size corresponding to the virtual information is determined according to the resolution, the field of view, the viewing angle, and the standard text width ratio. Further, a text display line height and a text display blank height corresponding to the virtual information can be determined based on the text display font size. Finally, a content of the virtual information is formatted and displayed according to the text display font size, the text display line height, and the text display blank height.

Abstract: A control method includes receiving chilling unit operating state data, determining a target chilling unit to be started up by polling through at least one of timing polling or fault polling, and replacing an operating chilling unit based on the target chilling unit.

Abstract: A display panel, a driving method for the display panel and a display device. The display panel includes a gate driving circuit, the gate driving circuit includes shift registers of a plurality of stages arranged in sequence, the shift registers of the plurality of stages arranged in sequence are combined into N groups of gate driving sub-circuits, and shift registers in the N groups of gate driving sub-circuits are cascaded, respectively; an m-th group of gate driving sub-circuits in the N groups of gate driving sub-circuits comprises a shift register of an m-th stage and a shift register of an (m+L*N)th stage that are cascaded, where m is an integer that is greater than or equal to 1 and less than or equal to N, L is an integer that is greater than or equal to 1, N is an even number that is greater than or equal to 2.

Abstract: Presented are systems and methods for high accuracy positioning. A wireless communication device may determine a first information element and a second information element that configure a pathloss reference signal and a spatial relation of a reference signal for uplink positioning, respectively. The wireless communication device may send the reference signal based on the first information element and the second information element to a wireless communication node.

Abstract: A method for operating a data analytics system includes storing, at a first server system of the data analytics system, a first key associated with a data provider and/or storing, at a second server system of the data analytics system, a second key associated with the data provider. The first key and the second key are complementary keys generated using a secret sharing based cryptographic algorithm based on a policy arranged to control usage of data provided by the data provider. The first key and the second key are arranged to facilitate performing of a data analytics operation at the data analytics system.

Abstract: Provided are a harmonic control-based class-J distributed power amplifier and an optimization method thereof. The object of the present disclosure aims to solve the problems of low output power, low efficiency and low gain of distributed amplifiers resulting from non-uniform drive states of transistors at different positions and the like in the distributed amplifiers. The harmonic control-based distributed power amplifier includes an input artificial uniform transmission line, an output artificial non-uniform transmission line, and plural gain units. Two ports of the output artificial non-uniform transmission line are respectively connected with reactive terminals, and in each gain unit, a gate electrode of a transistor is connected with an RC parallel resonant circuit. In the present disclosure, based on load pull method and harmonic control technology, a purely reactive terminal network is added in the NDA terminal open-circuit structure.

Abstract: A dual gate array substrate includes a plurality of groups of dual gate lines, a plurality of data lines, a plurality of pixel pairs and a plurality of common electrode lines, each common electrode line is arranged between two pixel units in a same pixel pair; and a layer where the common electrode line is located and a layer where a source/drain electrode of a thin film transistor is located are different layers and insulated from each other.

Abstract: Disclosed is an elastic plug-in jaw structure for a tap-off unit. The elastic plug-in jaw structure for the tap-off unit includes a plug-in jaw and a flexible connector connected to the plug-in jaw. The plug-in jaw can be connected to a lead-out conductor in the tap-off unit through the flexible connector. An elastic member is arranged at a rear side end of the plug-in jaw. A pressing member abuts against a rear side of the elastic member. The pressing member is configured to elastically press against the plug-in jaw through the elastic member, to facilitate a direct electrical connection between the plug-in jaw and a busbar conductor.

Abstract: Presented are systems and methods for carrier phase positioning. A wireless communication device may receive configuration information about a reference signal for positioning from a wireless communication node. The wireless communication device may measure the reference signal for positioning. The wireless communication device may send a report including a measurement result of the reference signal for positioning to a network.

Abstract: A pyrazolo fused ring compound and the use thereof. Specifically disclosed are a compound represented by formula (IV) and a pharmaceutically acceptable salt thereof.

Abstract: The present disclosure discloses a method and a device for controlling a cleaning robot, a cleaning robot, and a storage medium. The method include: acquiring an edge cleaning trajectory of the cleaning robot marked on a grid map; determining a central area grid associated with the cleaning robot in real time; and controlling the cleaning robot to exit an edge cleaning state in response to determining a repeated section of edge cleaning of the cleaning robot based on the edge cleaning trajectory and the central area grid. Compared to the related art, the present disclosure enables the cleaning robot to exit the edge cleaning state in time, avoiding repeated edge cleaning and improving the cleaning efficiency.

Abstract: There is provided a gate driving circuit, a display panel and a driving method of the gate driving circuit. The gate driving circuit includes multiple stages of shift registers. The multiple stages of shift registers comprise N first shift registers arranged alternately with N second shift registers. The N first shift registers are cascaded-coupled as N stages of first shift registers, and are configured to generate N first output signals under control of K first clock signals. The N second shift registers are cascaded-coupled as N stages of second shift registers, and are configured to generate N second output signals under a control of K second clock signals. K and N are both integers greater than 1, and K?N.

Abstract: Disclosed is a vibration-reducing and noise-absorbing pipeline assembly with metamaterial characteristics. The assembly comprises a connecting component, a dispersion pipeline, and a flow pipeline, wherein the inner diameter of the dispersion pipeline gradually changes from small to large, and the dispersion pipeline comprises a small port and a large port. The dispersion pipeline further comprises a hose, which communicates with the interior of the flow pipeline. Fluid flows in the pipeline assembly from the connecting component to the dispersion pipeline, via a deflection portion and a guide portion, wherein with reference to a flow direction of the fluid, the deflection portion is located upstream of the guide portion, and the deflection portion is configured for changing the flow direction of the fluid, thus minimizing vibration of the pipeline assembly and damping resonance frequencies.

Abstract: Methods, apparatus and system for wireless communication are described. One method of wireless communication is provided. The method comprises: receiving, by a user device from a network device, configuration information that configures a positioning reference signal; performing a measurement on the positioning reference signal; and reporting a measurement result of the measurement.

Abstract: Provided are a harmonic control-based class-J distributed power amplifier and an optimization method thereof. The object of the present disclosure aims to solve the problems of low output power, low efficiency and low gain of distributed amplifiers resulting from non-uniform drive states of transistors at different positions and the like in the distributed amplifiers. The harmonic control-based distributed power amplifier includes an input artificial uniform transmission line, an output artificial non-uniform transmission line, and plural gain units. Two ports of the output artificial non-uniform transmission line are respectively connected with reactive terminals, and in each gain unit, a gate electrode of a transistor is connected with an RC parallel resonant circuit. In the present disclosure, based on load pull method and harmonic control technology, a purely reactive terminal network is added in the NDA terminal open-circuit structure.

Abstract: Provided are a method, system and device for classifying feeding intensity of fish school, relating to the field of aquaculture. The method includes: extracting features of an audio clip to be detected to determine a Mel spectrum-based fish school feeding depth speech spectrum feature vector, a CQT-based fish school feeding depth speech spectrum feature vector, and an STFT-based fish school feeding depth speech spectrum feature vector; fusing the Mel spectrum-based fish school feeding depth speech spectrum feature vector, the CQT-based fish school feeding depth speech spectrum feature vector and the STFT-based fish school feeding depth speech spectrum feature vector to generate a fused feature spectrogram; and inputting the fused feature spectrogram into a deep convolutional neural network model constructed by historical audio clips corresponding to different types of feeding intensities to determine a feeding intensity type corresponding to the audio clip to be detected.