Abstract: Provided are a vibration object monitoring method and apparatus, a computer device, and a storage medium. The method includes: in response to detecting that a vibration object exists in a monitoring video picture for a target monitoring region, a vibration object region in the monitoring video picture is determined, where the vibration object region is a region where the vibration object is located in the monitoring video picture; displacement information of a key point of the vibration object in the vibration object region is recorded; vibration information of the vibration object in the monitoring video picture is determined based on the displacement information; and a vibration object monitoring result for the target monitoring region is generated according to the vibration information. The abnormal vibration monitoring can be performed on the vibration object in the target monitoring region in time according to this method.

Abstract: Disclosed are a two-stage audio gain circuit based on analog-to-digital conversion and an audio terminal. The two-stage audio gain circuit includes a PGA configured to receive an analog audio signal and perform programmable gain amplification processing on the received analog audio signal; an ADC configured to convert the analog audio signal after the programmable gain amplification processing into a digital audio signal and output the digital audio signal; a first AGC gain unit configured to perform a first AGC processing on the digital audio signal and output a first gain adjustment value to the PGA, for the PGA to perform gain adjustment on the received analog audio signal; and a second AGC gain unit configured to perform a second AGC processing on the digital audio signal and output a second gain adjustment value to the PGA, for the PGA to perform gain adjustment on the received analog audio signal.

Abstract: A rigid-flexible coupling multi-degree-of-freedom walking position-adjusting leg unit and a hybrid robot platform thereof is provided and includes a vertical rigid-flexible coupling multi-degree-of-freedom walking position-adjusting leg unit and a horizontal rigid-flexible coupling multi-degree-of-freedom walking position-adjusting leg unit, which both include a moving device, a moving drive, a steering frame, a lifting frame, a spring device and a driving differential wheel set, in combination with a frame, a driver set, a battery pack and a control box, forming a multi-degree-of-freedom parallel mechanism platform. The hybrid robot platform including the rigid-flexible coupling multi-degree-of-freedom walking position-adjusting leg unit as provided by the present disclosure has functions of a rigid position adjustment, an elastic suspension and a rigid-flexible coupling position adjustment, and can automatically adapt to a working condition of the uneven ground.

Abstract: A preparation of a homogeneous polysaccharide from a Radix Puerariae aqueous extract is provided and the lipid-lowering activity of the polysaccharide is studied. It is proved through in vivo experiments that the homogeneous polysaccharide QL extracted from Radix Puerariae (a genuine medicinal material in Jiangxi Province) in the present disclosure has significant lipid-lowering activity, can significantly reduce a serum triglyceride content and a liver index, and can be used to develop a potential safe and effective lipid-lowering drug.

Abstract: A touch detection device includes a touch panel, a piezoelectric sensor mounted on the touch panel for detecting a tap event applied to the touch panel, and a control circuit board in electrical communication with the piezoelectric sensor. The control circuit board includes a signal processing circuit for processing a detection signal output from the piezoelectric sensor, and a controller for determining whether the tap event is a correct human finger tap event based on the processed detection signal.

Abstract: The present disclosure discloses an apparatus for read/write operations on a serial attached small computer system interface (SAS) hard disk through a universal serial bus (USB) interface. The apparatus includes: a case, where the case is internally provided with a printed circuit board assembly (PCBA) mainboard, the PCBA mainboard is provided with a controller, a power management module, an SAS to serial advanced technology attachment (SATA) protocol conversion module, an SATA to USB protocol conversion module, a USB interface and an SAS hard disk access interface, and the controller controls the PCBA mainboard to conduct the read/write operations on the SAS hard disk; and other components. The apparatus facilitates rapid read/write operations on the SAS hard disk by a consumer through the USB interface, and also improves heat dissipation efficiency of an apparatus body.

Abstract: An operating circuit and an operating method of a resistive random-access memory are provided, the operating circuit includes: at least one capacitance connected in series with the resistive random-access memory, so that the resistive random-access memory is grounded through the at least one capacitance. The operating method includes: connecting at least one capacitance in series with a resistive random-access memory, so that the resistive random-access memory is grounded through the capacitance; applying a forming pulse voltage or a set pulse voltage on the resistive random-access memory to achieve a forming operation or a set operation of the resistive random-access memory.

Abstract: A preparation of a homogeneous polysaccharide from a Radix Puerariae aqueous extract is provided and the lipid-lowering activity of the polysaccharide is studied. It is proved through in vivo experiments that the homogeneous polysaccharide QL extracted from Radix Puerariae (a genuine medicinal material in Jiangxi Province) in the present disclosure has significant lipid-lowering activity, can significantly reduce a serum triglyceride content and a liver index, and can be used to develop a potential safe and effective lipid-lowering drug.

Abstract: An electrical connection assembly includes a circuit board and a connector mounted on the circuit board. The connector has a housing and a contact received in the housing. The contact has an elastic arm extending out from a surface of the housing and a connection pin extending out from a side face of the housing. The elastic arm electrically contacts an electrical contact pad on a moving bracket and the connection pin electrically contacts the circuit board.

Abstract: A wireless power supply device includes a first housing, a transmitting coil assembly mounted in the first housing, a second housing, and a receiving coil assembly mounted in the second housing and electromagnetically coupled with the transmitting coil assembly. The first housing has a U-shaped outer contour and includes a first portion, a second portion, and a third portion. The second portion and the third portion extend perpendicularly to the first portion from opposite ends of the first portion. The second portion and the third portion form a recess between the second portion and the third portion. The second housing extends into the recess.

Abstract: A touch detection device includes a touch panel, a piezoelectric sensor mounted on the touch panel for detecting a tap event applied to the touch panel, and a control circuit board in electrical communication with the piezoelectric sensor. The control circuit board includes a signal processing circuit for processing a detection signal output from the piezoelectric sensor, and a controller for determining whether the tap event is a correct human finger tap event based on the processed detection signal.

Abstract: An electrical connection assembly includes a circuit board and a connector mounted on the circuit board. The connector has a housing and a contact received in the housing. The contact has an elastic arm extending out from a surface of the housing and a connection pin extending out from a side face of the housing. The elastic arm electrically contacts an electrical contact pad on a moving bracket and the connection pin electrically contacts the circuit board.

Abstract: A wireless power supply device includes a first housing, a transmitting coil assembly mounted in the first housing, a second housing, and a receiving coil assembly mounted in the second housing and electromagnetically coupled with the transmitting coil assembly. The first housing has a U-shaped outer contour and includes a first portion, a second portion, and a third portion. The second portion and the third portion extend perpendicularly to the first portion from opposite ends of the first portion. The second portion and the third portion form a recess between the second portion and the third portion. The second housing extends into the recess.

Abstract: A bus control system for a home appliance comprises a main controller connected to a bus, a plurality of universal modules each connected to the bus, and a plurality of virtual function modules each communicated with the bus through the main controller to perform a corresponding function. A plurality of loads of the home appliance are each physically connected to a nearest one of the plurality of universal modules. Each of the virtual function modules obtains data of each of loads related to the corresponding function through the bus and generates corresponding control instructions based on the obtained data of each of the loads. The plurality of universal modules receive the control instructions generated by each of the virtual function modules through the bus and directly control respective loads based on the received control instructions.

Abstract: A method of detecting a status of a home appliance control system comprises collecting communication data transmitted on a communication bus of the home appliance bus control system and judging in real-time and online whether the collected communication data meet a preset alarm condition. The collection of the communication data is terminated if the collected communication data meet the preset alarm condition and the collection of the communication data is continued if the collected communication data do not meet the preset alarm condition. The method further comprises graphically displaying the collected communication data to obtain an actual test diagram of the collected communication data and analyzing the collected communication data based on the actual test diagram of the collected communication data to obtain an analysis result.

Abstract: An intelligent connector module assembly is disclosed. The intelligent connector module assembly has a master control module, at least one first execution component, and an intelligent connector module. The intelligent connector module has a communication and control unit connected to and configured to receive a control signal from the master control module, and a first switch array and drive unit connected to the communication and control unit and to the at least one first execution component. The first switch array and drive unit controls operation of the first execution component in response to the control signal received by the communication and control unit.

Abstract: An intelligent connector is disclosed having a signal processing unit, a first port, and a second port. The signal processing unit communicates signals between a bus and a slave module. The first port is coupled between the bus and the signal processing unit, and is connected to a power supply line. The second port is coupled between the signal processing unit and the slave module, and is positioned to provide a power supply to the slave module.

Abstract: An intelligent connector is provided and includes a bus control module. The a bus control module includes a bus interface, a load interface, a first switch control interface configured to output a switch control signal, and a signal processing unit configured to process a interchanged signal.