Abstract: A circuit system for digitally regulating direct-current fan rotation speed includes a parallel data generator circuit, a trapezoidal resistor network circuit, a current amplifier circuit, a linear voltage-controlled resistor circuit, and a fan power converter circuit. The parallel data generator circuit can receive control data and generate corresponding digital parallel data. The trapezoidal resistor network circuit can receive the parallel data and transfer it into a corresponding analog current signal. The current amplifier circuit can receive the current signal and convert it into a corresponding voltage signal. The linear voltage-controlled resistor circuit can receive the voltage signal and generate a corresponding resistance signal according thereto.

Abstract: Base station antennas include at least one passive internal grid reflector with an array of low band radiating elements projecting forward of a front one of the at least one grid reflector. A mMIMO antenna array resides behind a back one of the at least one grid reflector and is configured to transmit signal through the grid reflector and out a front radome of the base station antenna.

Abstract: This application discloses an emergency service handling method and apparatus and a readable storage medium. The method includes performing, by the terminal, a target operation in a case that the terminal satisfies a preset condition and needs to initiate an emergency service; where the preset condition includes one or more of the following: the terminal is capable of accessing SNPN; the terminal is in a non-SNPN access mode; and the terminal is unable to access any PLMN providing emergency services.

Abstract: A particle content extraction device, comprising: a first extracting unit, configured to extract, from a whole sample containing a target particle, an extraction sample containing the target particle without performing an abort processing; a second extracting unit, configured to subject the extraction sample to the abort processing and to extract the target particles; and a stirring unit, arranged in a flow path between the first extracting unit and the second extracting unit and configured to vary particle interval in the extraction sample extracted from the first extracting unit, and the stirring unit comprises a tubular member connected to a pump to provide the extraction sample to the second extracting unit. The particle content extraction device can quickly analyze and extract the particle components through the extraction process provided by the present application, which is convenient for users to carry out analysis work.

Abstract: Disclosed herein are methods and systems for using artificial intelligence modeling techniques to train and execute an artificial intelligence model to analyze camera feed received from an ego to generate an occupancy data indicating whether different voxels within the ego's surroundings are occupied by an object having mass. A method comprises inputting, using a camera of an ego object, image data of a space around the ego object into an artificial intelligence model; predicting, by executing the artificial intelligence model, an occupancy attribute of a plurality of voxels; and generating a dataset based on the plurality of voxels and their corresponding occupancy attribute.

Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes sub-pixel includes a pixel circuit, and the pixel circuit includes a light emitting element, a storage capacitor, a driving transistor, a data writing transistor, a data line and a first connection structure. The driving transistor is configured to control the light emitting element to emit light; the data line is connected to the first electrode of the data writing transistor and configured to provide a data signal for the data writing transistor; the data writing transistor is configured to write the data signal into the gate electrode of the driving transistor; and the first connection structure is connected to both the gate electrode of the driving transistor and a first electrode plate of the storage capacitor, and the first connection structure and the data line are provided in different layers.

Abstract: A tubing-free, sample-to-droplet microfluidic system includes a tubing-free, sample-to-droplet microfluidic chip; a valve control system connected to the tubing-free, sample-to-droplet microfluidic chip; a vacuum system fluidly connected to the tubing-free, sample-to-droplet microfluidic chip; and a droplet formation pressure system fluidly connected to the tubing-free, sample-to-droplet microfluidic chip. A microfluidic chip for a tubing-free, sample-to-droplet microfluidic system includes a tubing-free, sample-to-droplet interface section; a droplet mixing section in fluid connection with the tubing-free, sample-to-droplet interface section to received droplets therefrom; an incubation section in fluid connection with the droplet mixing section to receive droplets therefrom; and a detection section in fluid connection with the incubation section to receive droplets therefrom.

Abstract: A data processing method of a driving circuit and a driving circuit are provided. Wherein, the data processing method of the driving circuit can include obtaining a timing parameter, performing data processing based on the timing parameter and obtaining a first processing result, decoding the first processing result according to a preset reference voltage and obtaining a second processing result, and amplifying the second processing result, and outputting an amplified second processing result.

Abstract: A method for receiving device position determination includes receiving beamformed position reference signals (BF-PRSs) on a plurality of communications beams from at least two transmitting devices in accordance with a BF-PRS configuration, making at least one observed time difference of arrival (OTDOA) measurement in accordance with the BF-PRSs on the plurality of communications beams, and transmitting OTDOA feedback including the at least one OTDOA measurement.

Abstract: Provided are a display motherboard, a preparation method thereof, a display substrate and a display device. The display motherboard includes a plurality of display substrate regions and a cutting region located at a periphery of each of the plurality of display substrate regions; the display motherboard includes a driving structure layer arranged in each of the plurality of display substrate regions and a marking structure layer arranged in each cutting region, wherein the marking structure layer includes a cutting mark layer; and a planarization layer arranged on the driving structure layer and the marking structure layer, and covering the marking structure layer.

Abstract: Examples are disclosed that relate to an input device foldable between a flat orientation in which both ends of a module comprising a sensor are within the input device and a curved orientation in which one end of the module protrudes. A head portion comprises a recess containing the module. A foldable tail portion is coupled to the head portion. A slidable frame comprises an anchor portion affixed to the foldable tail portion and a connecting portion configured to slide relative to the tail portion. A linkage is affixed to the slidable frame and configured to engage and move the module relative to the head portion upon sliding of the slidable frame.

Abstract: Provided are a geological target identification method and apparatus based on image information fusion.

Abstract: A method for switching an electronic map includes: in the case that a terminal navigates outside a target building, when it is detected that the terminal enters a transition region outside the target building, determining that the terminal needs to enter a room from the outside, then obtaining second electronic map data, and displaying a second electronic map according to the second electronic map data, to implement switching from an outdoor first electronic map to the indoor second electronic map; and in the case that the terminal navigates inside the target building, when it is detected that the terminal enters the transition region of the outside from the inside, determining that the terminal needs to exit the room to the outside, and then displaying the first electronic map according to first electronic map data, to implement switching from the indoor second electronic map to the outdoor first electronic map.

Abstract: Provided are a display substrate and a preparation method thereof, and a display device. A display region and a binding region located at one side of the display region are comprised. The display region comprises a driving structure layer, an organic insulating layer disposed on the driving structure layer and a light-emitting element disposed on the organic insulating layer, the driving structure layer comprises a pixel driving circuit, and the light-emitting element is connected with the pixel driving circuit. The binding region comprises a binding structure layer, an organic insulating layer and an isolation dam disposed on the binding structure layer, and an inorganic encapsulation layer disposed on the organic insulating layer and the isolation dam, the binding structure layer comprises a power line connected with the pixel driving circuit; at least one isolation groove is disposed on the organic insulating layer of the binding region.

Abstract: The present disclosure relates to the fields of nuclear medicine and molecular imaging, and specifically relates to a dual-targeting compound and a preparation method and application thereof. The dual-targeting compound has the following structure shown in Formula (I). The present disclosure also provides a dual-targeting compound capable of being labeled with a radionuclide, and the compound has the following structure shown in Formula (I-1) or Formula (1-2). The dual-targeting compound of the present disclosure has high affinity for an FAP target and an integrin ?v?3 target, can realize synergistic targeting of the FAP target and the integrin ?v?3 target in tumors, and has high uptake in tumors and long retention time in tumors.

Abstract: An electrode of a chemical cell includes a substrate having a surface, an array of conductive projections supported by the substrate and extending outward from the surface of the substrate, each conductive projection of the array of conductive projections having a semiconductor composition for reduction of carbon dioxide (CO2) in the chemical cell, and a catalyst arrangement disposed along each conductive projection of the array of conductive projections, the catalyst arrangement including a copper-based catalyst and an iron-based catalyst for the reduction of carbon dioxide (CO2) in the chemical cell.

Abstract: A xylylene diisocynate composition, a preparation method therefor and the use thereof. The xylylene diisocynate composition includes xylylene diisocynate and 0.2-500 ppm of a compound represented by formula (1). A resin prepared from the provided xylylene diisocynate composition has an excellent discoloration resistance and can effectively inhibit yellowing and/or white turbidity thereof.

Abstract: A reaction mixture and production method for making a polyurethane comprising material having reduced aldehyde emissions.

Abstract: The present disclosure, in some embodiments, relates to a method of determining a stent effectiveness. The method includes accessing a pre-stent intravascular image of a blood vessel of a patient. One or more pre-stent label volumes of the blood vessel are determined and one or more treatment variables associated with the pre-stent intravascular image are determined. One or more FEM-mimic simulations are generated by applying a first deep learning model to the one or more pre-stent label volumes and the one or more treatment variables. The one or more FEM-mimic simulations are used to determine a stent effectiveness metric.