Abstract: A transient electromagnetic device with variable shape and turns includes squares, a transmitting coil carrying frame, a transmitting coil, a turns-variable device, a current generator and a working power supply. The transmitting coil carrying frame is arranged inside the transmitting coil; the transmitting coil carrying frame is configured as a carrier of the transmitting coil, and configured for adjusting a side length of the transmitting coil and a shape of the transmitting coil; the square is configured for clamping and connecting the transmitting coil and the transmitting coil carrying frame to fix the transmitting coil to the transmitting coil carrying frame. The current generator is configured for generating transient current; the turns-variable device is configured for changing the turns of the transmitting coil; and the transmitting coil is configured for transmitting the transient current to a target area to be measured.

Abstract: A device for detecting a slot wedge, an air gap and a broken rotor bar is provided, where a sequential circuit generates double concurrent pulses; the sequential circuit is connected to driving power modules; the driving power modules are connected to front-end interface circuits; the front-end interface circuits convert the double concurrent pulses into corresponding magnetic-field pulses; the magnetic-field pulses are transmitted to power supply terminals on adjacent phases of stator windings through impedance matching pins and coupled at a corresponding coil, air gap and squirrel cage rotor to generate single groups of cyclic rotating magnetic potentials; single rotating magnetic potentials are sequentially generated in adjacent slots on each of the phases of the stator windings; rotating electric potentials in magnetic circuits with two symmetrical phases are magnetically coupled to form distributed coupling magnetic field reflected full-cycle waves for reflecting a difference of a corresponding slot wedg

Abstract: A computing apparatus, method, and non-transitory computer readable storage medium thereof are provided. The apparatus receives a plurality of character motion data of a plurality of virtual characters. The apparatus classifies the virtual characters based on the character motion data to generate a plurality of frame update groups, and each of the frame update groups corresponds to a motion calculation period. At each frame, the apparatus selects one of at least one subset of each of the frame update groups to calculate a motion synthesis for each of the virtual characters.

Abstract: Several optical micro-electromechanical systems (OptoMEMS) are provided. One of the OptoMEMS comprises an OptoMEMS chip, and a photonic chip coupled to the OptoMEMS chip; wherein the OptoMEMS chip comprises a photonic cavity and a first platform on which the photonic cavity is fabricated, and the photonic chip comprises a waveguide and a second platform on which the waveguide is fabricated; wherein the photonic cavity comprises at least one dielectric beam, each of which further comprises at least one array of air holes; wherein the photonic cavity is at least partially made of a photonic crystal, and the lattice constant of the photonic crystal is reduced or increased gradually in a central region of the photonic cavity, allowing the light of a specific frequency to be trapped in the center region.

Abstract: A device for detecting a slot wedge, an air gap and a broken rotor bar is provided, where a sequential circuit generates double concurrent pulses; the sequential circuit is connected to driving power modules; the driving power modules are connected to front-end interface circuits; the front-end interface circuits convert the double concurrent pulses into corresponding magnetic-field pulses; the magnetic-field pulses are transmitted to power supply terminals on adjacent phases of stator windings through impedance matching pins and coupled at a corresponding coil, air gap and squirrel cage rotor to generate single groups of cyclic rotating magnetic potentials; single rotating magnetic potentials are sequentially generated in adjacent slots on each of the phases of the stator windings; rotating electric potentials in magnetic circuits with two symmetrical phases are magnetically coupled to form distributed coupling magnetic field reflected full-cycle waves for reflecting a difference of a corresponding slot wedg

Abstract: An event detection system is configured to access a repository that contains a collection of media content. The media content may for example include images, videos, audio clips, and the like, wherein the media content comprises features that include: tags (e.g., hashtags or other similar mechanisms to label and sort content); captions that comprises one or more words or phrases; continuous numerical values; geolocation data (e.g., geo-hash, check-in data, coordinates); as well as temporal data (e.g., timestamps).

Abstract: The present disclosure provides a hollow-core microstructure optical fiber preform, an optical fiber, and a method for manufacturing thereof. An objective of the present disclosure is to introduce a support sheet into a nested structure unit of the hollow-core microstructure optical fiber preform, which not only increases the number of reflection surfaces without increasing the number of nested layers of glass tubes, but also achieves a more accurate positioning by the support sheet and improves manufacturing accuracy as compared to a tangential structure of nested glass tubes, such that the following technical problems, difficulty in controlling a curvature of reflection surfaces, low manufacturing accuracy, large difference between actual loss and theoretical loss, or poor batch consistency, in related anti-resonance optical fibers, caused by increasing the number of layers of nested microstructure units in order to increase the number of reflection surfaces, are solved.

Abstract: A social networking application provides for automated link and/or content recommendation to users of a social media platform by automated social graph refinement that augments a baseline social graph with predicted links and inferred labels by iteratively (a) propagating attribute labels through optimizing attribute label similarity between user nodes constrained by closeness of links between the users, and (b) predicting links between users through optimizing link closeness constrained by label similarity. Each label inference iteration is based on predicted labels generated in and immediately prior link prediction iteration, and each link prediction iteration is based on inferred labels generated in and immediately prior label inference iteration.

Abstract: An event detection system is configured to access a repository that contains a collection of media content. The media content may for example include images, videos, audio clips, and the like, wherein the media content comprises features that include: tags (e.g., hashtags or other similar mechanisms to label and sort content); captions that comprises one or more words or phrases; continuous numerical values; geolocation data (e.g., geo-hash, check-in data, coordinates); as well as temporal data (e.g., timestamps).

Abstract: A linear guideway, a sliding module thereof, and a circulation seat thereof are provided. The circulation seat has an inherently one-piece structure, which includes two turning portions, a middle retaining portion, and two lateral retaining portions. The middle retaining portion has a two-stepped structure, which includes a connection bar and a limiting bar that is connected to the connection bar. The connection bar is connected to and arranged between the two turning portions, and a distance between two long lateral surfaces of the connection bar gradually increases along a direction away from the limiting bar. The two lateral retaining portions are connected to and arranged between the two turning portions, and the two lateral retaining portions are respectively located at two opposite sides of the middle retaining portion.

Abstract: The present disclosure provides a method and apparatus for reducing imaging stray light crosstalk of a camera under an LCD screen. The method includes: providing a mini LED lamp ring between backlight modules, where the mini LED lamp ring includes a substrate for the mini LED lamp ring, an LED, and a fluorescent powder stacked sequentially; detecting a state of the camera; and determining the state of the camera, in response to the camera being in an on state, turning off the mini LED lamp ring, and in response to the camera being in an off state, turning on the mini LED lamp ring.

Abstract: A three-axis Hall magnetometer includes magnetic beam deflection structures located on a first plane and a plurality of vertical Hall assemblies located on a second plane without any planar Hall assembly. Each magnetic beam deflection structure is in an elongated shape and has a length-width ratio greater than 2. The magnetic beam deflection structure includes a first-type magnetic beam deflection structure, which extends in a first direction on the first plane. The sensing direction of each vertical Hall assembly is parallel to the first plane. The vertical Hall assemblies include first-type vertical Hall assemblies and second-type vertical Hall assemblies located near one long side of the first-type magnetic beam deflection structure. The plurality of vertical Hall assemblies further include third-type vertical Hall assemblies which have a sensing direction different from those of the first-type vertical Hall assemblies and the second-type vertical Hall assemblies.

Abstract: A sensing component of a gyroscope and an opto-MEMS gyroscope comprising said sensing component are provided, the sensing component comprising, a frame; a proof mass configured to be displaced in response to a Coriolis force applied to the sensing component; and a photonic crystal cavity comprising, a first photonic crystal coupled to the proof mass; and a second photonic crystal coupled to the frame; wherein the first and second photonic crystals each comprises an array of holes formed thereon; wherein the photonic crystal cavity is configured to generate an optical output in response to the Coriolis force, and wherein the sensing component is configured to measure the Coriolis force based on changes in the optical output.

Abstract: In a method for front-rear driving torque distribution of a vehicle, a controlling apparatus determines an expected status parameter existing during steering of a vehicle based on a wheel angle of the vehicle. The controlling apparatus determines a current correction yawing moment based on an actual status parameter existing during the steering of the vehicle and the expected status parameter, and determines a mapping relationship between a correction yawing moment and a torque distribution coefficient based on the wheel angle and acceleration information of the vehicle. The controlling apparatus then determines a torque distribution coefficient of the vehicle based on the current correction yawing moment and the mapping relationship, and determines front and rear axle driving torques of the vehicle based on the torque distribution coefficient of the vehicle.

Abstract: Provided are a scintillator screen manufacturing method, a scintillator screen and an image detector. The manufacturing method comprises the following steps: making a crystal column scintillator layer (4) on the predetermined surface of a flexible substrate (1); making a moisture-proof layer on the periphery of the flexible substrate (1) on which the crystal column scintillator layer (4) is formed; making an X-ray absorption layer on the other surface of the moisture-proof layer except the surface for receiving X-rays; and making a protective layer (5) on the outer surface of the X-ray absorbing layer and on the surface of the moisture-proof layer for receiving X-rays.

Abstract: A linear guideway, a sliding module thereof, and a circulation seat thereof are provided. The circulation seat has an inherently one-piece structure, which includes two turning portions, a middle retaining portion, and two lateral retaining portions. The middle retaining portion has a two-stepped structure, which includes a connection bar and a limiting bar that is connected to the connection bar. The connection bar is connected to and arranged between the two turning portions, and a distance between two long lateral surfaces of the connection bar gradually increases along a direction away from the limiting bar. The two lateral retaining portions are connected to and arranged between the two turning portions, and the two lateral retaining portions are respectively located at two opposite sides of the middle retaining portion.

Abstract: A multi-energy static security CT system comprises at least one N-stage image chain structure (5) and a baggage conveying belt (4) provided at an inner side at the bottom of the N-stage image chain structure (5). The N-stage image chain structure (5) and the baggage conveying belt (4) are fixed at a pre-configured positions by means of a machine frame (8). The N-stage image chain structures (5) are sequentially arranged in a forward direction of a baggage channel, and adjacent N-stage image chain structures (5) are offset relative to each other. By exposing radiation sources in the N-stage image chain structure (5) at different times, the static security CT system generates an image having a higher temporal resolution and more energy spectrum levels than an image generated by a spiral CT system. Also provided is an imaging method implemented by means of the static security CT system.

Abstract: An accelerometer structure, a method for preparing the accelerometer structure and an acceleration measurement method are provided. The accelerometer structure includes a substrate having a groove structure, a test mass, a plurality of nano-tethers, and a nano-photonic-crystal measurement unit. The test mass, nano-tethers, and the nano-photonic-crystal measurement unit are suspended above the groove structure. A nano-photonic-crystal resonant cavity is formed in the nano-photonic-crystal measurement unit, and an acceleration of the test mass is characterized by a resonant frequency of the nano-photonic-crystal resonant cavity. The present disclosure provides a photoelasticity-based opto-micromechanical accelerometer structure, which uses a cavity resonance tension sensor in a nano-photonic-crystal cavity to measure a tension of the nano-photonic-crystal resonant cavity.

Abstract: Embodiments described herein include systems and techniques for converting (i.e., transducing) a quantum-level (e.g., single photon) signal between the three wave forms (i.e., optical, acoustic, and microwave). A suspended crystalline structure is used at the nanometer scale to accomplish the desired behavior of the system as described in detail herein. Transducers that use a common acoustic intermediary transform optical signals to acoustic signals and vice versa as well as microwave signals to acoustic signals and vice versa. Other embodiments described herein include systems and techniques for storing a qubit in phonon memory having an extended coherence time. A suspended crystalline structure with specific geometric design is used at the nanometer scale to accomplish the desired behavior of the system.