Abstract: An earphone comprises a core module located at a front side of an ear in a wearing state and a hook structure at least a portion of which is located at a rear side of the ear in the wearing state. A free end of the core module not connected to the hook structure extends into a concha cavity of the ear in the wearing state. In the wearing state, a first inner side surface of the core module covers at least a portion of a tragus of the ear, a transition portion of the hook structure is located at the front side of the ear, and a second inner side surface of the transition is bent along the thickness direction of the core module toward a direction away from an outer side surface of of the core module with respect to the first inner side surface.

Abstract: The present invention discloses a rock sample extraction device, which comprises a downhole plate and a plurality of sampling components uniformly arranged on the downhole plate, wherein the sampling components are used for sampling rock samples in well areas with different depths, and each sampling component is used for sampling at the upper and lower ends of the same well area; each sampling component comprises anisotropic extraction cylinders arranged on the downhole plate and a power member arranged between the anisotropic extraction cylinders, and the power member drives the anisotropic extraction cylinders to perform telescopic movement in opposite directions, so that the anisotropic extraction cylinders can perform sampling operation when extending outwards.

Abstract: A negative electrode plate, including a negative current collector and a negative active material layer disposed on at least one side of the negative current collector. The negative active material layer includes a negative active material, including hard carbon particles and graphite particles. The hard carbon particles have a lamellar structure. Based on a quantity of the hard carbon particles, a quantity of the hard carbon particles with an aspect ratio of 3 to 7 accounts for a %, and 30?a?70. The face-to-face contact in the lamellar hard carbon active material in the negative electrode plate replaces the point-to-point contact in the hard carbon active material of conventional morphology, thereby effectively reducing the internal resistance of the negative active material layer, and effectively increasing the compacted density of the negative active material layer and reducing the porosity, and in turn, increasing the energy density of the lithium-ion battery.

Abstract: The present application relates to battery modules and methods of making battery modules. Battery modules having formed-in-place thermal-management components, made from flowable material, that during use of the battery modules functions to conduct heat from battery cores inside the battery modules to heat sinks located outside the battery modules. In some embodiments, the battery module has a housing made of a relatively lightweight material that has a relatively low thermal conductivity, and the formed-in-place thermal-management component is made of a material that has a thermal conductivity higher than the thermal conductivity of the housing material. Methods of making such formed-in-place thermal-management component are also disclosed.

Abstract: Presented are systems and methods for measuring interference for network nodes. A network node can determine a status of interference experienced at the network node. The network node can send an indication of the status of the interference to a wireless communication node.

Abstract: An optical camera lens assembly is provided. The optical camera lens assembly comprises a lens group, a plurality of separating pieces, and a lens barrel used to accommodate the lens group and the plurality of separating pieces. The lens group is composed of six lenses having a refractive power, and comprises, sequentially along an optical axis from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens that have a refractive power. The plurality of separating pieces comprise a first separating piece, a second separating piece, a third separating piece, a fourth separating piece and a fifth separating piece. The optical camera lens assembly may satisfy: 10<(EP45+CP5)/T56<40.0, 0<d5s/f5<1.0 and 0<d5s/f6<1.0.

Abstract: An internal circulation type clathrate hydrate-based cold storage system and method are provided in the field of industrial refrigeration. The internal circulation type clathrate hydrate-based cold storage system includes a water chilling unit, a hydrate-based cold storage tank, a gas disturbance device, a concentration measurement system, a heat exchange system, a direct-current power supply and circuit control system, and a system monitoring device. The water chilling unit provides a secondary refrigerant at a low temperature. The secondary refrigerant flows through an evaporator coil in the hydrate-based cold storage tank for a heat exchange. The gas disturbance device induces hydrate nucleation. The concentration measurement system monitors a concentration of a hydrate solution in real time. The heat exchange system is equipped with a finned tube heat exchanger with a fan.

Abstract: Certain aspects of the present disclosure provide techniques for method for wireless communications by a network entity, generally including transmitting, to a user equipment (UE) while the network entity is deployed on an aerial platform, a periodic beam switching configuration and receiving, from the UE, a report with beam measurement results in accordance with the periodic beam switching configuration.

Abstract: Template nucleic acid fragments are generated in cells or nuclei using transposase-nucleic acid complexes. Partitions are formed, each comprising a single cell or nuclei, the corresponding plurality of template nucleic acid fragments and nucleic acid barcodes comprising a corresponding common barcode sequence unique to a respective cell or nuclei. Barcoded nucleic acid fragments are generated in each partition using the barcodes and the template fragments. The barcoded fragments in each partition collectively form a pool of barcoded nucleic acid fragments. A set of alleles for each locus in a plurality of loci are identified and, for each such locus, a subset of the pool of barcoded fragments mapping to the locus are aligned to determine an allelic identity of such fragments from among the set of alleles for the locus, thereby determining a corresponding allelic distribution at each respective locus. These distributions are used to identify a structural variation.

Abstract: Presented are systems and methods for wireless communication device detection. A network node can measure a signal transmitted from a wireless communication device based on one or more configurations indicated by a wireless communication node.

Abstract: A method and a system for controlling temperature of a motor, and a storage medium are provided. The method includes: acquiring a real-time temperature of the motor; comparing the real-time temperature with multiple preset temperature thresholds corresponding to a multi-level voltage amplitude limiting strategy; and determining the voltage amplitude limiting strategy at a level corresponding to the real-time temperature according to the comparison result and limiting input voltage of the motor with the voltage amplitude limiting strategy at the corresponding level to control the temperature of the motor. Through the multi-level temperature protection solution, when the motor reaches the corresponding temperature threshold, the corresponding limiting strategy comes into effect. Therefore, the system can maintain better performance while limiting the operating temperature for stable operation.

Abstract: The present disclosure discloses a chemical shift coded imaging method based on a transition region and regional iterative phasor extraction. Acquiring an initial image, and determining an initial phasor solution of the transition region based on the initial image; performing regional iterative phasor extraction in at least two set directions by taking the initial phasor solution as initial information, and obtaining a target phasor solution based on a regional iterative phasor extraction result corresponding to each set direction; and determining a first chemical composition signal and a second chemical composition signal based on the target phasor solution, and performing chemical shift coded imaging based on the first chemical composition signal and/or the second chemical composition signal.

Abstract: A video processing method and device and an apparatus are provided. The method includes: obtaining a video captured by a photographing device; dividing the video into a plurality of regions based on information associated with a global motion state between frames of the video, wherein the plurality of regions includes a region of interest (ROI) and a non-region of interest (non-ROI); and performing different image processing on the ROI and the non-ROI to achieve different levels of clarity for the ROI and the non-ROI. Present disclosure can effectively save transmission resource usage while ensuring the user's subjective visual experience.

Abstract: A protective case for electronic equipment has a decorative layer, a functional layer, and a magnetic component inserted into the functional layer. A coating applied to the functional layer retains the magnetic component during removal of an electronic device or piece of equipment from the case. The functional layer may have a thickness that is substantially equivalent to the thickness of the magnetic component. A coating applied to the decorative layer may provide water resistance and prevent fingerprints on the case. Methods of fabricating a protective case for electronic equipment include a spraying method as well as a hot press forming method.

Abstract: A wheeled carrying apparatus includes a handle frame rotatable relative to a standing frame between a first and a second position, a wheel mount pivotally connected with the standing frame, a wheel mount latch adapted to lock and unlock the wheel mount with respect to the standing frame, an actuating assembly coupling the wheel mount latch to the handle frame so that the wheel mount latch is movable to engage and disengage the wheel mount in response to a rotation of the handle frame, and a release mechanism including an operating part that is coupled to the actuating assembly via a cable assembly, the operating part being operable to cause the wheel mount latch to disengage from the wheel mount when the handle frame is in the first position.

Abstract: The application relates to a compound of Formula (I?) or (I): or a pharmaceutically acceptable salt, hydrate, solvate, prodrug, stereoisomer, or tautomer thereof, which modulates the activity of thyroid hormone receptors, a pharmaceutical composition comprising a compound of Formula (I?) or (I), and a method of treating or preventing a disease or disorder regulated by thyroid hormone.

Abstract: An antenna is provided, and belongs to the field of communication technology and includes a first dielectric substrate, a first conductive layer, a second dielectric substrate, a second conductive layer, a third dielectric substrate and a conductive third layer which are sequentially stacked. The first conductive layer includes at least one first and second feed lines; the second conductive layer is provided with at least one first and second openings; the third conductive layer includes at least one first radiation part. Orthographic projections of any two of a first opening, a first feed line, a first radiation part corresponding to each on the other first dielectric substrate overlap with other; each an orthographic projection of a first radiation part on the first dielectric substrate intersects with that of each of a corresponding first and second feed lines on the first dielectric substrate.

Abstract: A video encoding method includes determining a base motion vector list that includes a dual-prediction base motion vector group including a first base motion vector and a second base motion vector, determining two motion vector offsets according to a preset offset set, determining motion vectors of a current image block according to the first base motion vector, the second base motion vector, and the two motion vector offsets, and performing prediction on the current image block according to the motion vectors of the current image block.

Abstract: A semantic segmentation network model uncertainty quantification method based on evidence inference. The method comprises the steps of constructing an FCN network model, and training the FCN network model by using a training data set to obtain a trained FCN network model for semantic segmentation of image data; transplanting a D-S theory of evidence to the trained FCN network model to obtain a reconstructed FCN network model; and inputting to-be-segmented image data into the reconstructed FCN network model, outputting a classification result of a to-be-segmented image by the FCN network model, and calculating a classification result uncertainty value of each pixel point by using the D-S theory of evidence index.