Abstract: An electronic device may include a body and a functional assembly. The body may define a receiving cavity. The functional assembly may be rotatably connected to the body, and be configured to rotate in a first direction and a second direction to protrude out of the receiving cavity. The functional assembly provided by the present disclosure may not occupy any space of a front face of the electronic device.

Abstract: A system and methods for performing focus tuning of an imaging system. The method includes an image sensor obtaining a plurality of images, with each image obtained at a different focus of a tunable optical element. A processor identifying a reference element in at least one of the images of the plurality of images. The processor then determines a reference image that includes the reference element and identifies a reference focus of the tunable optical element. The processor then stores the identified reference focus in a memory.

Abstract: Provided in the present disclosure are a camera apparatus and a mobile terminal. The camera apparatus of the present disclosure comprises: a camera assembly; a rotary shaft that is fixedly connected to the camera assembly, a first gear being fixed at an end of the rotary shaft that is away from the camera assembly; a transmission component that is fixed on the rotary shaft and that abuts against the camera assembly; a screw rod that is rotationally connected to the transmission component, a second gear being fixed on the screw rod, and the screw rod and the rotary shaft being arranged in parallel; and a control structure that is connected to the screw rod, the control structure driving the screw rod to rotate, and the screw rod rotatingly driving the transmission component to move along the central axis of the rotary shaft.

Abstract: A transmission assembly for a pump head of a six-cylinder opposed balanced diaphragm booster pump, a pump head of a diaphragm booster pump, and a diaphragm booster pump. The transmission assembly includes an eccentric assembly, a balance wheel assembly, a bearing and swing arms fixed to the balance wheel assembly. The eccentric assembly includes a motor shaft and eccentric wheels, wherein the movement of two eccentric wheels with a phase difference of 180° drives balance wheels of the balance wheel assembly to move oppositely. The eccentric assembly includes a first eccentric wheel, a second eccentric wheel and a third eccentric wheel in sequence, wherein the first eccentric wheel and the third eccentric wheel are similarly eccentric, and the second eccentric wheel is eccentric in an opposite manner to the first eccentric wheel and the third eccentric. The embodiments reduce noise caused by vibration of an existing diaphragm pump in operation.

Abstract: A transaction verification method is applied to an electronic device that includes a secure element (SE), a trusted execution environment (TEE), and a rich execution environment (REE), and includes, in a transaction verification process, execution of service logic and data storage are performed on a TEE side instead of on an SE side, and transaction validity verification is reserved on the SE side.

Abstract: A synchronous write method includes: receiving a synchronous write command of a process; if a process state table indicates that another synchronous write command of the process has not been added to a command queue, adding the synchronous write command to the command queue; if the process state table indicates that the other synchronous write command has been added to the command queue, adding an order preserving command to the command queue, and then adding the synchronous write command to the command queue; and sending commands in the command queue to a storage device according to the order of the commands in the command queue. The order preserving command is used to indicate that a synchronous write commands located before the order preserving command in the command queue is to be executed prior to the synchronous write command by the storage device.

Abstract: The present application discloses a storage box, comprising an enclosure, a storage box body, a pivot shaft connected to the enclosure and the storage box body, an elastic element disposed between the pivot shaft and the enclosure, and a locking device, wherein the elastic element always provides a driving force driving the storage box body to turn outwards the enclosure about the pivot shaft; the locking device comprises a locking portion disposed on the enclosure, and a fitting portion which is disposed on the storage box body and push-fitted with the locking portion. The storage box body can automatically turn without a handle being disposed, thereby expanding the space for storing items.

Abstract: A pump head of a diaphragm booster pump, a diaphragm booster pump, a water treatment device and a method of operating a pump head. The pump head includes: a piston chamber, including a booster chamber arranged on an inner wall of the piston chamber; and a diaphragm, the booster chamber formed through enclosing the diaphragm, and the booster chamber radially expanding or compressing. The movement of two eccentric wheels with a phase difference of 180° in an eccentric assembly drives balance wheels of a balance wheel assembly to move oppositely. During rotation of the eccentric assembly, eccentric forces counteract each other, and the moment keeps balanced. The balance wheel assembly includes big small balance wheels, which are a first small balance wheel, the big balance wheel and a second small balance wheel in sequence, and the eccentric assembly drives the balance wheel assembly to swing eccentrically through a bearing.

Abstract: A method for processing images can include: acquiring a hair region in a first image; determining a hair direction parameter of a pixel point in the hair region by a hair direction prediction model based on the hair region; converting the hair direction parameter of the pixel point into a hair direction of the pixel point; and generating a second image by processing the hair region in the first image based on the hair direction of the pixel point.

Abstract: An air conditioner includes an indoor unit, an outdoor unit, and a controller. The outdoor unit is connected to the indoor unit, and the outdoor unit includes a housing, a compressor, a four-way valve, an outdoor fan, a separating device, and a plurality of outdoor heat exchangers arranged in parallel.

Abstract: The present disclosure provides a systolic array-based data processing method that includes determining an input splice quantity for the systolic array based on a target input depth and a standard input depth, and determining an output splice quantity for the systolic array based on a target output depth and a standard output depth; inputting the input data matching the input splice quantity to an input buffer of the systolic array in batches, without overlaps in the input data, and processing, by the systolic array, the input data in the input buffer to generate output data corresponding to each piece of input data; and in accordance with a determination that a quantity of output data received by an output buffer of the systolic array from the systolic array matches the output splice quantity, outputting, in the output buffer, output data having a quantity matching the output splice quantity in batches.

Abstract: A method for sharing a resource, includes: generating, by a first AI node, an association relation between the first AI node and at least one other AI node, in which the association relation is configured to generate an AI federal network; receiving, by the first AI node, resource sharing information; determining, by the first AI node, a target AI node of sharing resources with the first AI node based on the resource sharing information; determining, by the first AI node, a target resource to be shared based on the resource sharing information; and sharing, by the first AI node, the target resource with the target AI node through the AI federal network. Therefore, AI nodes realize resource sharing through the AI federal network, which is suitable for resource sharing scenarios of multiple different AI nodes and has good scalability, thereby greatly reducing the development difficulty and cost of resource sharing.

Abstract: Provided in the present disclosure are a camera apparatus and a mobile terminal. The camera apparatus of the present disclosure comprises: a camera assembly; a rotary shaft that is fixedly connected to the camera assembly, a first gear being fixed at an end of the rotary shaft that is away from the camera assembly; a transmission component that is fixed on the rotary shaft and that abuts against the camera assembly; a screw rod that is rotationally connected to the transmission component, a second gear being fixed on the screw rod, and the screw rod and the rotary shaft being arranged in parallel; and a control structure that is connected to the screw rod, the control structure driving the screw rod to rotate, and the screw rod rotatingly driving the transmission component to move along the central axis of the rotary shaft.

Abstract: A data processing method for a convolutional neural network includes: (a) obtaining a matrix parameter of an eigenmatrix; (b) reading corresponding data in an image data matrix from a first buffer space based on the matrix parameter through a first bus, to obtain a next to-be-expanded data matrix, and sending and storing the to-be-expanded data matrix to a second preset buffer space through a second bus; (c) reading the to-be-expanded data matrix, and performing data expansion on the to-be-expanded data matrix to obtain expanded data; (d) reading a preset number of pieces of unexpanded data in the image data matrix, sending and storing the unexpanded data to the second preset buffer space, and updating, based on the unexpanded data, the to-be-expanded data matrix; and (e). repeating (c) and (d) until all data in the image data matrix is completely read out on the to-be-expanded data matrix.

Abstract: A display device includes a backlight module; a display module located on a light exiting side of the backlight module; and a housing accommodating the backlight module and the display module. The display module includes a display panel including an array substrate and a color film substrate arranged opposite to each other. The color film substrate is located between the array substrate and the backlight module. A first polarizer located on one side of the array substrate away from the color film substrate. A manufacturing method of a display device is also provided.

Abstract: The disclosure relates to a vehicle positioning method and system for a fixed parking scenario. The method includes: a marker detection step of detecting markers and identifying a pair of markers; a pose matching step of performing pose matching based on vehicle position information and the pair of markers; a non-pose matching step of performing non-pose matching based on the pair of markers, to obtain latest vehicle position information; and a position update step of updating current vehicle position information based on the latest vehicle position information obtained in the pose matching step or the non-pose matching step.

Abstract: A method for electrolysis-ozone-corrosion inhibitor/electrolysis-ozone-hydrogen peroxide-corrosion inhibitor coupling treatment on toxic and refractory wastewater includes the following steps: adding toxic and refractory wastewater to be treated into a wastewater treatment reaction tank equipped with a plate anode and a plate cathode, and starting a direct current (DC) power supply connected to the plate anode and the plate cathode to treat the toxic and refractory wastewater at an appropriate current density under stirring, during which a corrosion inhibitor and hydrogen peroxide are added to the toxic and refractory wastewater to be treated and ozone is introduced into the toxic and refractory wastewater to be treated through an aeration device. The method can increase the production rate and production quantity of free radicals in a reaction system, effectively improve the treatment efficiency for toxic and refractory wastewater, and reduce the treatment cost.

Abstract: Mechanisms and techniques for providing an isolated runtime environment are disclosed. Scoped properties are generated utilizing a namespace identifier. The namespace identifier is an identifier used to define a scope of at least an isolated application runtime context. Scoped objects are generated corresponding to one or more dependent services utilizing the one or more scoped properties and the namespace identifier. A target application is deployed to a container corresponding to the isolated application runtime context. The target application interacts with at least some of the dependent services utilizing the namespace identifier. At least one integration test is run on the target application in the container. The integration tests refer to the isolated application runtime context utilizing the namespace identifier.

Abstract: A water pH detection sensor and a use of a ruthenium-iridium electrode as a PH sensing material. The water pH detection sensor includes a ruthenium-iridium electrode and a reference electrode, and the pH value of a solution to be detected is obtained by means of a voltage between the ruthenium-iridium electrode and the reference electrode. The ruthenium-iridium electrode is used as the pH sensing material, the electrode potential of the material in a solution has a good linear correspondingly relationship with a hydrogen ion concentration, and the material has the features of a wide pH value response range, a high response speed, a stable response performance and repeated measurement and use, and is suitable for different practical application scenarios.

Abstract: A spacecraft nutation inhibition method for low-orbit geomagnetic energy storage in-orbit delivery includes: S1, enabling a delivery connection rod to be slidably connected to two mass blocks in a length direction, and adjusting the center of mass of a spacecraft system to pass through a main connecting shaft; S2, respectively measuring, calibrating and adjusting the center of mass and the principal axis of inertia of the delivery connection rod that is to deliver the space target or de-orbit debris; S3, carrying out energy storage delivery; S4, respectively adjusting the center of mass and the moment of inertia of the delivery connection rod after delivering the space target or de-orbit debris; S5, carrying out energy dissipation and unloading; and S6, enabling the spacecraft system to prepare to grab the next space target or de-orbit debris and proceeding to the next delivery work cycle.