Abstract: An active noise cancellation (ANC) method applied to a headset includes obtaining a first group of filtering parameters, and performing noise cancellation using the first group of filtering parameters. The first group of filtering parameters is one of N1 groups of filtering parameters prestored in the headset. The N1 groups of filtering parameters are respectively used to perform noise cancellation on ambient sound in N1 leakage states. The N1 leakage states are formed by the headset and N1 different ear canal environments. N1 is a positive integer greater than or equal to two.

Abstract: An HARQ feedback method and an HARQ feedback apparatus. The method includes: receiving a power saving signal, the power saving signal being configured to indicate the terminal to perform a power saving related action; and performing HARQ feedback based on a receipt result of the power saving signal.

Abstract: A method for transmitting data based on grant-free uplink scheduling. The method is performed by a terminal. The method includes: listening, based on a first listening parameter, an acknowledgement on uplink data from a base station, during a process of transmitting the uplink data based on a target number of repeat transmissions through a grant-free uplink scheduling mechanism, the acknowledgement being configured to indicate a successful reception of the uplink data; and terminating transmitting the uplink data in response to that the acknowledgement is listened before a completion of transmitting the uplink data based on the target number of repeat transmissions.

Abstract: A control method for stabilizing excimer laser pulse energy includes: obtaining a measured energy value of the n-th pulse in a pulse sequence; calculating the difference between the measured energy value and the preset energy value; taking the z-th pulse of the sequence as a demarcation point, when n is a positive integer less than z, the discharge voltage value of the next pulse is calculated according to a first mathematical model, and when n is an integer greater than z?1, the discharge voltage value of the next pulse is calculated according to a second mathematical model; and the next pulse is generated according to the discharge voltage value. A control system based on the control method includes: a high-voltage discharge module, a laser cavity, a laser parameter measurement module, and an energy stability controller.

Abstract: A preforming method for a high-strength steel variable-diameter tubular part is provided, which belongs to the technical field of metal forming process. The preforming method for a high-strength steel variable-diameter tubular part includes: selecting a tubular blank; and preparing a tubular blank forming mold, where the tubular blank forming mold includes a preforming mold and a final forming mold; sealing and pressurizing the tubular blank; heating the tubular blank by using electrodes; preforming the tubular part at a constant temperature; maintaining a temperature Tl and moving the preformed tubular part to the final forming mold; finally forming the tubular part. Through two steps of operation of preforming and final forming, and maintaining a temperature during moving the tubular blank between the two steps, so that the conversion of intrametallic structure between the two steps is improved, and the performance of the tubular part is improved.

Abstract: The building stress balance monitoring system of the passive sensor network, relating to the technical field of information, and aiming to solve the problem of making the pressure sensor easier to be charged in building stress monitoring. The system includes plurality of nodes arranged in the same building surface of the building or arranged in the supporting surface of the bridge; each node mainly consists of the pressure sensor module, the radio frequency signal acquisition module, and the network module; the sensing surface of the pressure sensing module acquires building pressure information and transmits same to the pressure sensor module; the pressure sensor module receives electric energy provided by the radio frequency signal acquisition module, and converts the pressure information into data, which can be uploaded to the network through the network module. The effect of making the pressure sensor easier to be charged is achieved.

Abstract: Provided are a solar cell, a method for manufacturing a solar cell, and a photovoltaic module. A plurality of first pad groups and at least one second pad group are arranged along a first direction on a back surface of the solar cell. The second pad group is distributed in a region of the solar cell adjacent to a cut edge or a non-cut edge of the solar cell. The first pad groups are distributed in a region of the solar cell away from the cut edge or the non-cut edge. Along the first direction, a distance between a pad in the second pad group and a pad in the first pad group adjacent to the pad in the second pad group is greater than a distance between adjacent pads in adjacent first pad groups.

Abstract: Provided are a directionally assembled flexible MOF hydrogel, a preparation method and a proton conduction application thereof. The prepared method includes: mixing a transition metal salt and L-Glu to prepare a mixed aqueous solution; putting the mixed aqueous solution into a reaction kettle to react at a constant reaction temperature in a range from 80° C. to 200° C. for a reaction period of 1-5 hours, to thereby obtain a reacted aqueous solution; cooling the reacted aqueous solution to room temperature; and washing the reacted aqueous solution after the cooling with deionized water and absolute ethanol, to thereby obtain the directionally assembled flexible MOF hydrogel, L-Glu-M (M?Zr, Fe, or Co), for sealing and storing. The preparation method is simpler and easier to operate, and the directionally assembled flexible MOF hydrogel has great prospects in the field of proton conducting technologies.

Abstract: An isoquinolinone compound acts as an inhibitor of semicarbazide-sensitive oxidase (SSAO) and/or vascular adhesion protein-1 (VAP-1), and the use thereof, and further relates to a pharmaceutical composition containing the compound. The compound or the pharmaceutical composition can be used to prepare a drug for preventing, treating or ameliorating inflammation and/or inflammation-related diseases, diabetes and/or diabetes-related diseases in patients, and especially can be used to prepare a drug for preventing, treating or ameliorating non-alcoholic fatty liver diseases in patients.

Abstract: A method, applied to an electronic device comprising a camera and a temperature sensor, wherein the method comprises displaying a temperature measurement interface, receiving, from a user, a temperature measurement operation, measuring, in response to the temperature measurement operation and using the temperature sensor, a first temperature of a measured object, collecting, using the camera, a picture of the measured object, determining, based on the picture, a type of the measured object, matching, based on the type, a first temperature algorithm for the measured object, and determining, based on the first temperature and first algorithm, a second temperature of the measured object.

Abstract: A non-solvent two-component polyurethane artificial leather composition is provided. The polyurethane composition comprises (A) a polyurethane-prepolymer component, comprising one or more polyurethane-prepolymers prepared by reacting at least one polyisocyanate compound with at least one first polyol, wherein the polyurethane-prepolymer comprises at least two free isocyanate groups; and (B) a polyol component, comprising at least one second polyol; wherein the polyol component further comprises an encapsulated foaming agent comprising at least one foaming core phase encapsulated within an outer shell. The polyurethane leather product derived from the polyurethane composition exhibits enhanced stability, mild bubble generation and improved cost effectiveness. A polyurethane leather product prepared with said composition and the method for preparing the same are also provided.

Abstract: Described is a method for extraction of a region of interest (ROI) from a composite synthetic aperture radar (SAR) phase history data. The method comprising receiving, with a system comprising a processor, the composite SAR phase history data of a plurality of backscattered return signals produced by a SAR system illuminating a scene with a SAR beam. The method also comprises obtaining a location of a first ROI within the scene and extracting from the composite SAR phase history data a first component SAR phase history data corresponding to the ROI at the location of the ROI.

Abstract: Provided herein is a method for preparing indium oxide nanorods, comprising the following steps: S1: placing indium oxide powder at a central temperature control area of a tube furnace, and then placing a cleaned silicon wafer downstream from the indium oxide powder; S2: evacuating inside the tube furnace, and then continuing to introduce argon gas; and S3: adjusting a program to heat up the central temperature control area of the tube furnace and maintaining it at a temperature, and then naturally cooling to obtain a indium oxide nanorods grown on the surface of the silicon wafer.

Abstract: A glycosylation method involving a trivalent iodine reagent, wherein a glycosyl donor (I) is activated in the presence of a trivalent iodine reagent and a transition metal catalyst, and then reacts with a acceptor (II) under acid catalysis or directly to obtain a glycosylation product (III); in the glycosyl donor (I), Gly is a glycosyl group in which one or more hydroxyl groups on the sugar ring are protected by a protecting group; X is an oxygen, sulfur, or selenium atom; R is an alkyl group or an aryl group; the acceptor (II) is a nucleophile selected from sugars, alcohols, phenols, flavonoids, carboxylic acids, phosphates, pyrimidines, purines, amides, sulfonamides, guanidines, arylamines, indoles, enol silyl ethers, thiols, or thiophenol containing one or more free hydroxyl groups.

Abstract: The disclosure relates to the technical field of autonomous driving, and provides a method for predicting a vehicle trajectory, a control apparatus, and a vehicle, to solve the problem of how to effectively deal with existing highly complex traffic scenario interactions and difficulties in iterative planning and control processes. In the method, scenario interaction results of a traffic agent are obtained based on a static environment perception result and a traffic agent perception result of a vehicle at a current moment, an initial interaction scenario is obtained based on the scenario interaction results, interaction scenario simulation is performed based on the initial interaction scenario and an ego vehicle driving decision to determine an optimal interaction scenario evolution feature of the traffic agent, and an optimal driving trajectory of the vehicle is obtained based on the optimal interaction scenario evolution feature and a state of the vehicle.

Abstract: The present invention discloses a device and method for collecting heat bags and solidifying and filling calcareous sand foundation, belonging to the field of civil engineering geological treatment technology. The solar heat collection bag comprises a transparent and permeable part and an insulation material, wherein the insulation material comprises a heat absorbing layer, an insulation layer, and a fabric layer. The heat absorbing layer, insulation layer, and fabric layer are fixedly combined from top to bottom to form an integrated transparent and permeable part. The edge of the transparent and permeable part is the first edge, and the edge of the insulation material is the second edge; The transparent heat permeable part and insulation material are combined into one through the first and second edges, forming a containment space between the transparent heat permeable part and the insulation material, so that the medium contained in the containment space can be heated by solar energy.