Abstract: According to the present disclosure, there is provided a device (2) and a method for measuring a wavelength for a laser device. The device (2) for measuring a wavelength for a laser device includes: a first optical path assembly and a second optical path assembly. The first optical path assembly and the second optical path assembly constitute a laser wavelength measurement optical path. The second optical path assembly includes: an FP etalon assembly (11) and an optical classifier (13). The homogenized laser beam passes through the FP etalon assembly (11) to generate an interference fringe. The optical classifier (13) is arranged after the FP etalon assembly (11) in the laser wavelength measurement optical path, and configured to deflect the laser beam passing through the FP etalon assembly (11).

Abstract: A superconducting nanowire photon detection array adjusts a number of the array elements, a lens array that 1) splits transmitted lights into multiple beams that equals the number of the array elements, and are converged in to a superconducting nanowire detection area; 2) a pulsed laser detects a surface of an object, transmits reflected different light pulses by the surface of the object through the lens array, and records a round-trip time of each photon; 3) collects the photons detected by each array element, takes the array elements as pixels and calculates a gray value of the pixels; and 4) plots a gray-scale image by taking the pixels as pixel points, calculates a distance between the object and the pixel points, and reconstructs a three-dimensional image of the object.

Abstract: The present disclosure provides a preparation method for hydrothermal synthesis of fly ash silicate aggregate including: mixing sodium metasilicate, potassium hydroxide, and inorganic-organic hybrid excitation monomer as raw materials to obtain an inorganic-organic composite activator; preparing a silicate aggregate raw material, mixing measured fly ash, carbide slag, quicklime, and vitrified micro bubble by mass, adding the inorganic-organic composite activator and continue stirring to produce a mixture; forming a ball disc, wetting an expanded perlite that forms a core of the ball by spraying water, adding a prepared mixture, spraying water while adding, standing and curing, performing a maturation and activation treatment in an autoclave, undergoing a silicon calcium reaction for a hydrothermal synthesis to obtain the silicate aggregates.

Abstract: A data processing method includes receiving, by a source physical machine, a first data packet including first data, and a destination address of the first data is a first virtual machine, generating a second data packet including the first data and an identifier of a second virtual machine, where the second virtual machine is the first virtual machine after being live migrated from the source physical machine to a destination physical machine, and the identifier of the second virtual machine identifies the second virtual machine on the destination physical machine, and sending, by the source physical machine, the second data packet to the destination physical machine.

Abstract: A video switching method includes the following operations: decoding second video data during a period when a panel is driven to display image content corresponding to first video data to generate frame parameter data and image data; and processing the image data according to the frame parameter data in response to a control command to drive the panel to display image content corresponding to the second video data.

Abstract: The present application provides a circuit material and a circuit board containing the same. The circuit material comprises a conductive metal layer and a dielectric substrate layer, and an adhesive layer arranged therebetween, wherein the adhesive layer is made of a material which comprises an adhesive composition comprising a resin component and a non-resin component, wherein the resin component is composed of unsaturated polyphenylene ether resin, SBS resin and maleimide resin; and the non-resin component comprises an initiator; and the adhesive layer is obtained by applying the adhesive composition dissolved in a solvent onto the surface of the conductive metal layer or the dielectric substrate layer in the form of a solution, or by applying to a release material and removing the release material after partially curing or completely curing.

Abstract: A method and system are for expanding a measuring range of a Mach-Zehnder sensor based on the calculation of optical length; the method includes: (1) performing calibration according to a known parameter to complete calibration of a Mach-Zehnder pressure sensor; and (2) for an unknown parameter, testing the unknown parameter first using the Mach-Zehnder sensor to acquire discrete data; processing the discrete data using a peak and valley synthesis algorithm to restore a diffraction order m; calculating an optical length value of the unknown parameter; and restoring, according to a calibrated relationship curve between the optical length and the parameter, the unknown parameter, thus expanding the measuring range of the Mach-Zehnder sensor to enable the Mach-Zehnder sensor to break through the limitation of the FSR and the spectral width of a light source. The measuring range can be theoretically expanded to infinitely great.

Abstract: The present invention discloses a design for reducing a dark count rate of a superconducting nanowire single photon detector (SNSPD) based on a two-wire structure, which includes: intertwining two niobium nitride nanowires that are not crossed to form an SNSPD of a two-wire structure; regulating and controlling behaviors of one nanowire by adopting the other nanowire, and regulating bias current to be close to superconducting critical current; introducing an optical signal into a photosensitive area of the detector by adopting an optical fiber; outputting two channels of signals respectively through the two nanowires to make the dark count rates of the two nanowires mutually excited; and through a voltage comparator and an exclusive-OR gate, reducing a dark count rate signal, and retaining a photon response signal.

Abstract: A superconducting nanowire photon detection array adjusts a number of the array elements, a lens array that 1) splits transmitted lights into multiple beams that equals the number of the array elements, and are converged in to a superconducting nanowire detection area; 2) a pulsed laser detects a surface of an object, transmits reflected different light pulses by the surface of the object through the lens array, and records a round-trip time of each photon; 3) collects the photons detected by each array element, takes the array elements as pixels and calculates a gray value of the pixels; and 4) plots a gray-scale image by taking the pixels as pixel points, calculates a distance between the object and the pixel points, and reconstructs a three-dimensional image of the object.

Abstract: The present invention provides a metal interconnection structure and a manufacturing method thereof, the metal interconnection structure includes: metal interconnection lines disposed at intervals, first metal layers respectively disposed on the metal interconnection lines; second metal layers respectively disposed on the first metal layers; dielectric layers disposed on both sides of the first metal layer and the second metal layer and having a gap with both the first metal layer and the second metal layer; and a metal diffusion covering layer covering the dielectric layer and the second metal layer.

Abstract: The present invention provides a method and system for processing an image. The method comprises: acquiring high-frame data and low-frame data of a target object, and acquiring initial exposure time to complete the high-frame data and the low-frame data; calculating a proportion of overexposed pixel points and a proportion of underexposed pixel points in the low-frame data; adjusting the initial exposure time according to a magnitude of the proportion of the overexposed pixel points and a magnitude of the proportion of the underexposed pixel points to obtain target exposure time; and acquiring target high-frame data and target low-frame data according to the target exposure time, and replacing overexposed pixel points in the target high-frame data with pixel points of the target low-frame data.

Abstract: The present invention provides an on-chip all-solid-state supercapacitor, which includes a first electrode and a second electrode, and both the first electrode and the second electrode include a substrate, a laminated structure, a conductive thin film layer and a solid electrolyte.

Abstract: The present invention provides a method for correcting an anomalous pixel and an apparatus. The method for correcting the anomalous pixel comprises: calculating a matching index of pixels in a first point cloud map and a second point cloud map; finding out an anomalous pixel based on the matching index of the pixels and a correction threshold; and calculating a correction column difference, and correcting the anomalous pixel based on the correction column difference and the matching index of the pixels. The anomalous pixel in the point cloud map is retained and corrected, thus the pixel integrity of an image is guaranteed; and a mode for correcting the anomalous pixel is simple, requires fewer calculating steps, and exhibits high anomalous pixel correction efficiency.

Abstract: Embodiments of this disclosure provide an action recognition method and apparatus and an electronic equipment. The action recognition apparatus includes: a key-point feature extracting unit configured to process information on key points in a target human body in an image frame, to calculate key-point features of the target human body, the key-point features including a position of a predetermined key point and an angle of a predetermined joint in the target human body; and a first recognizing unit configured to recognize an action of the target human body according to the key-point features, and output a first recognition result.

Abstract: The present disclosure describes pan-SUMO trapping proteins and fusion proteins comprising the pan-SUMO trapping proteins that are stable and bind SUMO-modified proteins with high avidity. The proteins described herein can be used to detect the localization of SUMO-modified proteins cells. The proteins described herein can be used to identify biomarkers for diseases associated with oxidative stress. They can also be used to diagnose and monitor diseases associated with genotoxic and/or proteotoxic stress conditions.

Abstract: Embodiments of this disclosure provide a deep learning model used for image recognition and apparatus and method thereof. The model includes a determination layer configured to determine whether features in feature maps are features of positions where objects of attention are located, and different weights are granted for the positions where the objects of attention are located and other features in performing weight and composition processing on the features. Hence, the model may be guided to be focused on attention features and make correct determination, thereby improving performance and precision of the model.

Abstract: Embodiments of this disclosure provide a deep learning model used for driving behavior recognition and training apparatus and method thereof. In recognition, the model performs feature extraction by using a plurality of consecutive input images captured from a driving angle of view of a vehicle, and performs temporal and spatial fusion on extracted features by using a recursive neural network. In training, as images captured from a driving angle of view of a vehicle are acquired, the model may be trained. Hence, the model may accurately recognize various classes of driving behaviors.

Abstract: A superconducting nanowire photon detection array adjusts a number of the array elements, a lens array as an photon alignment system, splits transmitted lights into a plurality of beams, and converges the plurality of beams to a superconducting nanowire detection area; detects a surface of an object by adopting a pulsed laser, transmits different light pulses reflected by the surface of the object through the lens array, and records a round-trip time of each photon; collects the photons detected by each array element, takes the array elements as picture elements, and calculates a gray value of the picture element; and plots a gray-scale image by taking the picture elements as pixel points, calculates a distance between the object and the pixel points, and reconstructs a three-dimensional image of the object and the distance between the object and the pixel points.