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.

Abstract: This application provides a communication method and a communication apparatus, and relates to the communication field. In the method, a terminal generates first information, and sends the first information. The first information indicates at least one first capability parameter set, the first capability parameter set includes a maximum total quantity of transmit ports in one frequency unit and at least two of a maximum quantity of transmit ports on one resource associated with one CSI measurement hypothesis, or a maximum total quantity of transmit ports on a reference signal resource associated with the one CSI measurement hypothesis. The terminal reports a single CSI measurement capability and/or a CSI measurement capability in one frequency unit, to ensure that the network device performs CSI measurement configuration without exceeding the CSI measurement capabilities of the terminal.

Abstract: Provided is a method of preparing black phosphorus crystal. First, one area of a double-opening reactor is used as the feedstock area, the other area is used as the nucleation area, and the middle area is used as a transition section, and the feedstock area is sealed, the phosphorus feedstock and the transport agent are weighed and placed inside the feedstock area under an inert atmosphere, then the nucleation area is sealed, the first step of heating reaction is performed in the reactor through an optimized temperature-control program, when the reaction is complete, monoclinic phosphorus crystals are prepared in the feedstock area. Then the nucleation area of the reactor is started, the weighed catalyst is placed inside the feedstock area under an inert atmosphere, and the nucleation area is sealed, and then the second step of a heating reaction is performed in the reactor through an optimized temperature-control program.

Abstract: This application discloses a heat-resistant protective member and a battery. The heat-resistant protective member includes a functional layer, and the functional layer includes a first resin and a filler dispersed in the first resin. In this way, the thermal shock when a battery cell is ignited and exploded can be resisted, and the structural integrity can still be maintained without being broken under the thermal shock, thereby providing effective heat insulation and protection for a battery pack.

Abstract: A method may include: a policy control computer program receiving, from a headset, an anchor identifier for an anchor in response to the headset being proximate to the anchor; (2) the policy control computer program identifying an area in which the headset is located by retrieving the area mapped to the anchor identifier in a mapping of a plurality of anchor identifiers to a plurality of areas; the policy control computer program identifying a streaming policy for the area, wherein the streaming policy restricts audio and/or video streaming from the area, allows audio and/or video streaming from the area, or restricts audio and/or video streaming from the area; the policy control computer program sending, a control signal to the headset based on the streaming policy; and the headset implementing the control signal to control streaming of audio and/or video to the policy control computer program.

Abstract: Glasses, an instruction obtaining method, and a related device may be applied to the field of smart wearable devices. The glasses include a first element disposed on a frame temple and a processor, and the first element is configured to: when a control interface is displayed to a user, obtain a first rotation operation input by the user, where the control interface includes a plurality of objects for the user to select; and the processor is configured to generate a first instruction corresponding to the first rotation operation, where the first instruction instructs to change a selected object in the control interface. An operation obtained via the first element is a rotation operation, so that a degree of freedom of interaction of the rotation operation is high, and scalability is strong. This facilitates input of more control instructions.