Abstract: The present disclosure relates to air assemblies having an inflation, a deflation, and a closed state for use with inflatable products, such as air mattresses. Specifically, the present disclosure relates to air assemblies where the configuration of the air assembly can be changed manually by a user by operating a directional control valve to inflate, deflate, or close the inflatable product. The directional control valve may also activate a pump in the inflation and deflation states and deactivate the pump in the closed state.

Abstract: A top patch, an energy-storage apparatus, and an electricity-consumption device are provided. The top patch is configured to be attached to the energy-storage apparatus and defines a first pole through-hole and a first elongated hole in a length direction of the top patch, the first elongated hole includes two side walls arranged opposite to each other in a width direction of the top patch, and each of the two side walls is provided with an extension bump; the first elongated hole on one side of the extension bump forms a first explosion-proof valve through-hole, and the first elongated hole on the other side of the extension bump forms a second pole through-hole, and the first pole through-hole is located between the second pole through-hole and the first explosion-proof valve through-hole, and the connecting through-hole communicates with the second pole through-hole and the first explosion-proof valve through-hole.

Abstract: The present disclosure discloses a composite bearing. The composite bearing includes a housing, two locking assemblies, a transmission assembly, and an unlocking assembly. The housing is defined with a mounting hole. The two locking assemblies are rotatably arranged in the mounting hole in sequence, both two locking assemblies are defined with a through hole configured to mount an external shaft. A side wall of the locking assemblies is provided with rolling members located between an inner wall of the mounting hole and the external shaft. The transmission assembly is connected to the two locking assemblies respectively so that the two locking assemblies may clamp the external shaft in the through hole. The unlocking assembly is connected to the two locking assemblies respectively to drive the two locking assemblies to release the external shaft. In the present disclosure makes it convenient for users to quickly adjust the desired shooting angle.

Abstract: The present disclosure relates to air assemblies having an inflation, a deflation, and a closed state for use with inflatable products, such as air mattresses. Specifically, the present disclosure relates to air assemblies where the configuration of the air assembly can be changed manually by a user by operating a directional control valve to inflate, deflate, or close the inflatable product. The directional control valve may also activate a pump in the inflation and deflation states and deactivate the pump in the closed state.

Abstract: Devices and methods for determining blood pressures are provided. In one example, a device for determining blood pressure of a subject includes a camera configured to measure a finger photo-plethysmography (PPG) waveform, an accelerometer configured to measure a vertical height of the device relative to a heart of a subject, an output device configured to guide the subject to raise a hand to vary the transmural pressure of an artery while maintaining a finger pressure on the camera, and a processor configured to compute pulse pressure of the subject from the finger PPG waveform and the vertical height, and display the pulse pressure on the screen.

Abstract: An anterograde monosynaptic transneuronal viral tracer system for mapping the direct postsynaptic targets of neurons in a given brain nucleus comprises a tracer H129-derived recombinant HSV-1 virion; and a helper AAV2/9-derived recombinant AAV2/9 virion; wherein the tracer H129-derived recombinant HSV-1 virion comprises a recombinant HSV-1-H129 viral genome with an impaired gK gene, and a mutant gK protein that pseudotypes the tracer H129-derived recombinant HSV-1 virion; and wherein the helper AAV2/9-derived recombinant AAV2/9 virion comprises a recombinant AAV2/9 viral genome that contains an HSV-1 H129 wild-type gK encoding sequence.

Abstract: The present disclosure provides a target tracking method and system, a readable storage medium, and a mobile platform. The method includes: obtaining a user's trigger operation on an operation button, and generating a trigger instruction based on the trigger operation to generate a candidate target box; displaying, based on the trigger operation, the candidate target box in a current frame of picture displayed on a display interface to correspond to the feature portion of the predetermined target; obtaining, based on the displayed candidate target box, a box selection operation performed by the user on the operation button, and generating a box selection instruction based on the box selection operation to generate a tracking target box, where the box selection instruction is used to determine that the candidate target boxes is a tracking target box; and tracking the target based on the tracking target box.

Abstract: In the technical field of lithium ion batteries, disclosed is a wet synthesis method of a high-nickel NCMA quaternary precursor. The method includes synthesizing solid tiny crystal nuclei of the NCMA quaternary precursor in a first reactor, and prompting the crystal nuclei of the quaternary precursor to grow to a certain particle size in a second reactor, wherein in the first reactor, an upper feeding mode is used to continuously produce the solid tiny crystal nuclei of the NCMA quaternary precursor. In the second reactor, an upper-and-lower dual feeding mode is used to prompt the continuous growth of the solid tiny crystal nuclei of the NCMA quaternary precursor. During a washing process, the NCMA quaternary precursor is washed with a mixed alkali solution of sodium carbonate and sodium hydroxide at certain concentration, so that Na can be reduced below 50 ppm and sulfur can be reduced below 800 ppm.

Abstract: A fingerprint identification apparatus and an electronic device, capable of reducing under-screen space occupied by the fingerprint identification apparatus and facilitating assembly of the fingerprint identification apparatus. The fingerprint identification apparatus is applicable to an electronic device having a display screen, and includes: at least one optical fingerprint sensor; and a flexible circuit board electrically connected to the at least one optical fingerprint sensor; where a first adhesive layer is disposed at a periphery of the flexible circuit board for connecting the flexible circuit board and the display screen, so that the at least one optical fingerprint sensor is located under the display screen, the at least one optical fingerprint sensor is configured to receive a fingerprint detecting signal returned by reflection or scattering via a human finger on the display screen, and the fingerprint detecting signal is used to detect fingerprint information of the finger.

Abstract: A connector assembly is configured to connect a first circuit board and a second circuit board. The connector assembly includes a board-to-board connector, a buckle pressing plate and a pressing and covering piece. The buckle pressing plate and the board-to-board connector which is spaced from the buckle pressing plate are arranged on the second circuit board, and the board-to-board connector is connected with the first circuit board to enable the first circuit board to be electrically connected with the second circuit board. The pressing and covering piece includes a covering portion and a buckling portion extending from a first end of the covering portion. The buckling portion is connected to the buckle pressing plate in a buckling manner. The covering portion presses and covers the board-to-board connector to fix the board-to-board connector on the second circuit board. A power supply assembly and an electronic device are also provided.

Abstract: The present disclosure provides a target tracking method and system, a readable storage medium, and a mobile platform. The method includes: obtaining a user's trigger operation on an operation button, and generating a trigger instruction based on the trigger operation to generate a candidate target box; displaying, based on the trigger operation, the candidate target box in a current frame of picture displayed on a display interface to correspond to the feature portion of the predetermined target; obtaining, based on the displayed candidate target box, a box selection operation performed by the user on the operation button, and generating a box selection instruction based on the box selection operation to generate a tracking target box, where the box selection instruction is used to determine that the candidate target boxes is a tracking target box; and tracking the target based on the tracking target box.

Abstract: A variable angle loading testing machine is provided, which may include a bottom plate and a base fixedly connected to the bottom plate. A rock-sample accommodating cavity is formed in the base, and a rectangle-shaped sample is suitable for being placed into the rock-sample accommodating cavity. A side of the base is fixedly connected to two arc-shaped tension beams arranged in parallel, and a variable angle loading mechanism is slidably connected between the two arc-shaped tension beams. Through-holes are formed on the base, and an output end of the variable angle loading mechanism abuts against the rectangle-shaped sample through one of the through-holes. Loading and unloading of a stress with variable direction and magnitude under excavation disturbance can be simulated, which is of great significance for understanding mechanical behaviors of rock-soil mass under excavation disturbance.

Abstract: A mobile terminal is provided. The mobile terminal includes: a rear cover; a circuit board; a battery connector; and a fixing member including a first holder arranged on the rear cover and a second holder arranged on the circuit board. The first holder has two first elastic arms, the second holder has two second elastic arms, and each of the two second elastic arms is fastened to each of the two first elastic arms to define a receiving space for receiving the battery connector.

Abstract: The invention discloses a front and back spot gluing and solidifying machine for earphone MLB parts, which consists of two sets of racks, opposite sensors set on each belt module, a gluing module disposed above the belt module, a height measurement system placed on the gluing module, and a CCD system set above the gluing module. The invention realizes fully automatic product delivery, automatic UV solidification on the front, automatic turnover, and gluing and solidification on the back, with high efficiency.

Abstract: A resource sharing method is performed at a mobile terminal, the method including the following steps: obtaining configured user identifier; obtaining multimedia data; obtaining a resource sharing request, and associating the user identifier with the multimedia data according to the resource sharing request; generating a resource sharing instruction according to an association relationship between the user identifier and the multimedia data; and executing the resource sharing instruction.

Abstract: The present application provides an under-screen fingerprint identification apparatus, an LCD fingerprint identification system and an electronic device. The under-screen fingerprint identification apparatus is located under the liquid crystal display screen, and a fingerprint detection area of the under-screen fingerprint identification apparatus is at least partially located in a display area of the liquid crystal display screen. The under-screen fingerprint identification apparatus includes a detection light source configured to emit probe light and a fingerprint identification module located under the liquid crystal display screen. The probe light irradiates a finger above the fingerprint detection area to form fingerprint detection light carrying fingerprint information.

Abstract: A fingerprint identification apparatus and an electronic device, capable of reducing under-screen space occupied by the fingerprint identification apparatus and facilitating assembly of the fingerprint identification apparatus. The fingerprint identification apparatus is applicable to an electronic device having a display screen, and includes: at least one optical fingerprint sensor; and a flexible circuit board electrically connected to the at least one optical fingerprint sensor; where a first adhesive layer is disposed at a periphery of the flexible circuit board for connecting the flexible circuit board and the display screen, so that the at least one optical fingerprint sensor is located under the display screen, the at least one optical fingerprint sensor is configured to receive a fingerprint detecting signal returned by reflection or scattering via a human finger on the display screen, and the fingerprint detecting signal is used to detect fingerprint information of the finger.

Abstract: A mobile terminal is provided. The mobile terminal includes: a rear cover; a circuit board; a battery connector; and a fixing member including a first holder arranged on the rear cover and a second holder arranged on the circuit board. The first holder has two first elastic arms, the second holder has two second elastic arms, and each of the two second elastic arms is fastened to each of the two first elastic arms to define a receiving space for receiving the battery connector.

Abstract: An electronic assembly and an electronic device are provided. The electronic assembly includes a bracket, a depth element configured to acquire depth image information, a first camera configured to acquire first hue image information, a projector and a second camera configured to acquire second hue image information. The depth element, the first camera, the projector and the second camera are arranged on the bracket together, and the second camera is arranged between the depth element and the first camera, and an image acquisition direction of the second camera is opposite to an image acquisition direction of the first camera.

Abstract: A resource sharing method is performed at a mobile terminal, the method including: receiving a resource sharing message configuration file that is delivered in a pre-configured delivery time period; obtaining a theme activity time period according to the resource sharing message configuration file; displaying a resource sharing message configuration portal in the theme activity time period; detecting an operation on the resource sharing message configuration portal, and entering a resource sharing message configuration page; obtaining, according to a configuration performed on the resource sharing message configuration page, a resource sharing message template matching the theme activity time period and resource information matching the resource sharing message template; generating a resource sharing message according to the obtained resource sharing message template and resource information, the resource sharing message including data for obtaining a resource; and sharing the resource sharing message.