Abstract: This application relates to the field of mobile communication, and in particular, to a communication method and apparatus, and a readable storage medium, and may be applied to an NR protocol framework, a 6G protocol framework, or the like. The method includes: A UE obtains N pieces of channel information, and sends first information to a base station, where the first information indicates a compression and feedback method for the N pieces of channel information, and the compression and feedback method includes one or both of the following: a quantity of pieces of channel feedback information or a correspondence between channel feedback information and channel information, where one piece of channel information corresponds to one or more pieces of channel feedback information. According to embodiments of this application, flexibility of channel information feedback can be improved.

Abstract: This application provides a communication method and a communication apparatus. The communication method includes: A terminal device reports a full-channel measurement result to a network device through two-stage feedback. The terminal device feeds back, at a first stage, at least one space-frequency basis group in which all antenna ports of the terminal device have a non-zero coefficient in a matrix corresponding to a space domain basis set and a frequency domain basis set, and specifically feeds back, at a second stage, a location at which each of all the antenna ports has a non-zero coefficient in the at least one space-frequency basis group. In embodiments of this application, resource overheads for full-channel feedback can be reduced in the two-stage feedback method.

Abstract: A channel state information feedback method and a related product are provided. A network device sends first indication information. A terminal device sends second indication information based on the first indication information. The second indication information indicates X groups of basis vectors. The first indication information indicates P groups of basis vectors. The X groups of basis vectors belong to the P groups of basis vectors. Only a basis vector for representing a sub-eigenspace beam needs to be selected from a limited quantity of basis vector groups. In this way, indication overheads of a basis vector for representing a sub-eigenspace beam are reduced, and processing complexity is reduced.

Abstract: The present invention discloses a compounded phosphorus-nitrogen-based flame retardant, flame-retardant regenerated cellulose fiber, and preparation method thereof. The compounded phosphorus-nitrogen-based flame retardant comprises a compounded mixture of a phosphoramide ester compound and an inorganic compound, wherein a mass ratio of the two is (10-35):(0.1-10); components of the flame-retardant regenerated cellulose fibers comprise cellulose and the compounded phosphorus-nitrogen-based flame retardant dispersed within a cellulose fiber matrix.

Abstract: In accordance with an embodiment, a method includes obtaining render instructions and identifying a purpose of the render instructions; in response to the render instructions being used to obtain a plurality of image frames and the plurality of image frames comprising special effect textures: selecting two adjacent image frames from the plurality of image frames, and identifying a similarity between special effect textures of the two adjacent image frames; and in response to the similarity meeting a condition, using a special effect texture of a latter image frame in the two adjacent image frames as a special effect texture of a next frame of image of the two adjacent image frames.

Abstract: A display substrate and a display device are provided. The display substrate has a display area and a peripheral area surrounding the display area. The display substrate includes a first common voltage line, a second common voltage line and an integrated circuit. The first common voltage line is provided in the peripheral area and at least partially surrounds the display area; the second common voltage line is provided in the peripheral area, located on a side of the first common voltage line away from the display area, and at least partially surrounds the display area; the integrated circuit is provided in the peripheral area, and located on a first side of the display area, configured to provide first signals to the first and second common voltage line during a display stage, and provide second signals to the first and second common voltage line during a touch stage.

Abstract: A channel state information reporting method and a related apparatus is described. The method includes: receiving a first channel state information reference signal CSI-RS; sending, to a network device, first channel state information CSI obtained based on a measurement result of the first CSI-RS. The first CSI includes indication information of a first vector set for the network device to determine a target precoding matrix. The method further includes receiving a second CSI-RS; and sending, to the network device, second CSI obtained based on a measurement result of the second CSI-RS and a second vector set.

Abstract: Embodiments of this application provide a channel information reporting method and an apparatus. The method includes: A communication apparatus measures a plurality of reference signals from a plurality of radio access network devices, and determines first delay information and first channel information based on the plurality of reference signals; performs delay compensation on the first channel information based on the first delay information, to determine second channel information; determines a precoding matrix indicator (PMI) based on the second channel information, where the PMI indicates the second channel information; and reports the first delay information and the PMI.

Abstract: An embodiment of the present application discloses a method for providing a Social Networking Service account operation and management service comprising: constructing a Social Networking Service (SNS) account matrix system of a target entity, wherein the account matrix system comprises a main account registered by the target entity in an SNS network, a plurality of country/region accounts respectively registered for a plurality of different countries/regions, and at least one sub-account associated under each country/region account, wherein the sub-account has its own respective account persona positioning directed to a specific segmented population, industry, and/or commodity category; performing automated content generation and publishing through an Artificial Intelligence (AI) large model according to a content publishing strategy corresponding to an account in the account matrix system; wherein, the content publishing strategy corresponding to the sub-account is related to the account persona positioning

Abstract: An optical position sensing system is disclosed. The system includes a substrate having a surface. A plurality of photodetectors are at multiple locations across the surface, each of the plurality of photodetectors providing detector pulse signals in response to receiving the light. The system further includes a processor that determines a phase shift between the transmitted light pulse signals and the respective detector pulse signals and applies a multi-path resolution operation to distinguish between the detector pulse signals representing the transmitted light pulse signals and those representing reflected light pulse signals. The processor also calculates a distance of a transmitting device from each of the photodetectors based on the determined phase shift and the multi-path resolution operation and calculates a multi-dimensional position of the transmitting device relative to the substrate based on the calculated distances.

Abstract: A method of forming a semiconductor structure and a semiconductor structure are provided. The method of forming the semiconductor structure includes: providing a base, where the base includes a first dielectric layer and pads arranged at intervals in the first dielectric layer; forming a dielectric structure, where the dielectric structure exposes the pad and part of the first dielectric layer; forming an insulating structure, where the insulating structure is formed on a sidewall of the dielectric structure, the insulating structure covers a first partial sidewall of the dielectric structure, and an air gap is formed between a second partial sidewall of the dielectric structure and the insulating structure; and forming a conductive structure, where the conductive structure covers an exposed pad and an outer sidewall surface of the insulating structure.

Abstract: The present disclosure provides a monitoring method for monitoring a DC bus capacitor, including steps of: in a preset cycle, sampling an input voltage, an input current and an output voltage to obtain an input power; filtering the input power and the output voltage to obtain an AC component of the input power and an AC component of the output voltage; calculating a capacitance according to the DC component of the output voltage, the AC component of the input power and the AC component of the output voltage; obtaining a total weight coefficient corresponding to the capacitance; and outputting a monitoring capacitance of the DC bus capacitor according to the plurality of the capacitance calculated and obtained in a plurality of the preset cycles and the plurality of the total weight coefficients corresponding to the plurality of capacitance.

Abstract: In accordance with various embodiments, a method for creating a training dataset for an artificial intelligence-based arc-fault circuit interrupter is provided. In some embodiments, the method comprises collecting a number of frames of no-arc data, calculating a spectral amplitude value for each frame of no-arc data and summing the spectral amplitude values; calculating an average of the sums of the spectral amplitude values of the no-arc data; collecting a number of frames of arc data; calculating a spectral amplitude value for each frame of arc data and summing the spectral amplitude values; for each frame of arc data, comparing the sum of the spectral amplitude values to a threshold based on the average of the sums of the spectral amplitude values of the no-arc data; and adding each frame of arc data whose sum of the spectral amplitude values exceeds the threshold to an AI data model training dataset.

Abstract: A touch substrate, a touch display substrate and a touch display device are provided. The touch substrate includes a touch layer including first sensor patterns and second sensor patterns, the first sensor patterns extend in first direction and are spaced apart in second direction, the second sensor patterns extend in second direction and are spaced apart in first direction; at least one of first sensor pattern and second sensor pattern includes body portion and bridge portion, a touch wire region is provided between at least some adjacent body portions, and body portions located on two sides of touch wire region are connected through bridge portion; and the touch substrate further includes touch wires and lead wires, one end of touch wire is connected with sensor pattern, and the other end of touch wire is connected with lead wire, at least some of touch wires are arranged in touch wire region.

Abstract: Lyocell fiber modified with a compound flame retardant and a method for preparing the same, includes cellulose-based fiber as a matrix material, a flame retardant and a synergistic agent, wherein, the flame retardant and the synergistic agent are uniformly dispersed in the fiber. The synergistic agent is one or more compounds selected from a group consisting of organic phosphorus compound, metal oxide, boron-containing compound and water-insoluble silicate. Lyocell fiber is modified by a compound flame retardant. By controlling the particle size, the fiber spinning process can be smoothly run, and the compound flame retardant is uniformly dispersed inside the fiber. So the flame retardancy of the fiber is significantly improved, and the fiber is resistant to washing and has excellent durability of flame retardant. It is low in cost, zero-emission, and environmentally friendly in preparing Lyocell fiber.

Abstract: Provided in the present application is a ratiometric fluorescent probe for detecting a colorectal cancer marker homocysteine with high selectivity and a preparation method thereof and relates to the field of analytical chemistry. The ratiometric fluorescent probe has structural formula of: Dual-site binding strategy is adopted in the ratiometric fluorescent probe and the nitro group is introduced into the coumarin fluorophore to achieve specific detection of homocysteine, at the same time, ratiometric detection of homocysteine is achieved by connecting a chromophore having strong green fluorescence through piperazine. Potential interference of background fluorescence can be avoided by the ratio of red fluorescence to green fluorescence, thereby enhancing the sensitivity and accuracy of homocysteine detection.

Abstract: The invention discloses the application of a ?-N-acetylhexosaminidase (HaHex74) from Haloferula sp. in the synthesis of human milk oligosaccharides. The invention provides the use of HaHex74 protein or related biological materials thereof in any one of the following: synthesizing human milk oligosaccharides; synthesizing Lacto-N-triose II and/or Lacto-N-neotetraose; the HaHex74 protein having the amino acid sequence shown in SEQ ID No. 2 is derived from Haloferula sp. The ?-N-acetylhexosaminidase HaHex74 disclosed by the invention possesses high-level expression, excellent hydrolysis properties and transglycosylation activity, which may make it potentially useful in the production of human milk oligosaccharides.

Abstract: The present disclosure provides a method for determining channel state information and an apparatus, relating to the field of communication technologies, to improve accuracy of channel state information (CSI) fed back by a terminal. In the method, a terminal may determine, based on a plurality of reference signals on a plurality of reference signal resources and a plurality of power offsets, a precoding matrix that matches a channel for actual transmission, so that a channel quality indicator (CQI) obtained based on the precoding matrix conforms to channel quality of the channel for actual transmission. In other words, in this case, the terminal can obtain an accurate CQI, thereby improving accuracy of CSI fed back by the terminal to a network device, and improving transmission performance.

Abstract: A method for the joint active and passive beamforming and received signal optimization in an ISAC system assisted by dual IRSs is provided. The method jointly optimizes active beamforming at Base Station (BS), reception of sensing signals at the Base Station (BS), and passive beamforming at IRSs, so as to maximize communication sum-rate of users while ensuring that SNR of sensing signals meets a minimum requirement. To address the complex non-convex optimization problem, the method first applies fractional programming to decouple problem, then adopts successive convex approximation algorithm and alternating direction method of multipliers to transform intractable non-convex problem into multiple tractable subproblems, and finally employs an alternating optimization method to efficiently acquire the high-quality suboptimal solutions.

Abstract: This application relates to the field of communication technologies, and in particular, to a channel state information reporting method, an apparatus, and a readable storage medium. The method includes: determining indication information of M coefficients based on reference signals on N reference signal resources, where priorities of the M coefficients are determined based on priorities of the N reference signal resources, and the M coefficients are used to determine a precoding matrix; and sending first information, where the first information includes indication information of K coefficients, and the K coefficients are determined from the M coefficients based on the priorities of the M coefficients. It is ensured as much as possible that more important information can be preferentially reported, to reduce a performance loss of a communication system.