49results about How to "Strong real-time processing" patented technology

The invention discloses a virtual agent system for a remote VTM and an implementation method of the virtual agent system. The implementation method includes the following steps of data acquisition of a VTM terminal, data transmission, data exhibition at a remote virtual agent end and information back-pass. In the step of data acquisition of the VTM terminal, data comprise VTM end high-definition video stream data, service and operation relevant information and data and various states of VTM end equipment. In the step of data exhibition at the remote virtual agent end, the remote virtual agent end displays corresponding operational guidelines and pictures on a display screen of the VTM terminal in real time dynamically according to the received data, and the acquired VTM end high-definition video stream data serve as a dynamic background of a human-machine interaction module. By the adoption of the virtual agent system for the remote VTM and the implementation method of the virtual agent system, through a VTM self-service equipment environment, operation of clients of banks and seamless connection of an agent virtual face-to-face operating platform, an agent remotely assists the clients of banks in handling relevant financial services on the VTM self-service terminal, implementation is easy, and a human-machine interface is friendly.

The embodiment of the invention discloses a method and device for resource scheduling and a computer storage medium. The method comprises the following steps: receiving resource configuration information for a 3D video service sent by a first MEC server; dividing the 3D video service into at least two tasks to be shunted based on the resource configuration information and demand information corresponding to the 3D video service; determining a second MEC server for undertaking the tasks to be shunted from an administered MEC server cluster based on the demand information; and allocating the tasks to be shunted to the first MEC server and the second MEC server respectively for processing.

The invention provides a novel and reliable method used for detecting a video of human moving target and a device thereof, which accurately identifies a human moving target by using a technology of dynamic cluster and moment invariants based on human body models, monitors the behavior of a human body according to a preset safety regulation and sends out an alarm. The device adopts TMS320DM6446 as a platform of core software and hardware, a high-performance dual-core structure and a platform tool of a chip guarantee that the device not only has a powerful capability of real-time processing, but also has an excellent function of peripheral management. The device can be used in the prior video monitoring system, and has strong universality and advancement for application.

The invention discloses an automatic driving high-reliability vehicle-mounted computing device based on artificial intelligence and belongs to the technical field of computing. The device comprise a control unit, an image data processing unit, a GPU and a power supply, the control unit comprises a master control unit and a slave control unit, the master control unit and the slave control unit arerespectively connected with the image data processing unit, and the image data processing unit is connected with a front-end camera device; and the master control unit and the slave control unit are connected through heartbeat detection. The automatic driving high-reliability vehicle-mounted computing system based on artificial intelligence comprises an image data acquisition module, a core control module and a peripheral function module. According to the automatic driving high-reliability vehicle-mounted computing method based on artificial intelligence, a computing unit adopts a redundancy technology, and a power supply, an FPGA data processing module and a CPU core control module all adopt two paths. The method is high in real-time processing capacity, high in reliability and applicableto various automatic driving systems.

The invention discloses a switching current technology-based analog continuous wavelet transform circuit, which comprises a filter bank composed of switching current wavelet filters of which the impulse response is a basic wavelet approximating function and an extension function thereof, and a programmable clock signal generator circuit connected with the switching current wavelet filters; the number of the switching current wavelet filters in the filter bank is at least two; the switching current wavelet filters respectively correspond to different scales; switching current circuits of the switching current wavelet filters are composed of switching current integrator-based primary and secondary node circuits connected in series; and the scale change in the continuous wavelet transform is adjusted by a clock signal frequency output by the programmable clock signal generator circuit. The continuous wavelet transform circuit can process input signals in real time, is fully compatible with the digital CMOS VLSI process, is easy to integrate, and is suitable for low-voltage, low power-consumption, high-speed portable equipment and a high-speed signal processing circuit.

The invention discloses a four-channel high-speed synchronous FMC acquisition device, and relates to acquisition devices in the fields of measurement and control, communication and the like. Accordingto the technical scheme, an AD acquisition circuit converts a single-ended signal into a differential signal which can be received by an AD chip through a two-stage transformer by using four paths ofinput signals, and a clock shunt circuit outputs a sampling clock and a sampling synchronization signal required by an analog-to-digital converter AD through frequency multiplication and frequency division. Meanwhile, two groups of AD sampling clocks and AD sampling synchronization signals are respectively sent to corresponding AD chips, synchronization data is sent to an FMC connector, and a data processing clock is sent to a signal processing carrier plate; the FMC connector configures a value required for working of an AD chip register through a serial peripheral interface SPI, two groupsof synchronous signals of AD data transmission are respectively provided for corresponding AD, after the AD works normally, data of four output channels are sent to a carrier plate through an FMC connector plug, and synchronous sampling and transmission of four paths of intermediate frequency data are completed.

The invention relates to an off-grid photovoltaic VRLAB (Valve Regulated Lead Acid Battery) energy storage control device and a working method thereof. The off-grid photovoltaic VRLAB energy storage control device comprises a photovoltaic array, a filtering unit, an energy management unit, a VRLAB unit, a DC/DC (Direct Current) converter, a DC/AC (Alternating Current) converter, a DC load and an AC load, wherein the photovoltaic array is unidirectionally connected with the DC/DC converter through the filtering unit, and is unidirectionally connected with the energy management unit, and the energy management unit is bidirectionally connected with the VRLAB unit; the VRLAB unit is bidirectionally connected with the output end of the DC/DC converter, and the output end of the DC/DC converter is unidirectionally connected with the DC load and is unidirectionally connected with the AC load through the DC/AC converter. The off-grid photovoltaic VRLAB energy storage control device provided by the invention has the beneficial effects of effectively improving the power generation efficiency of a small off-grid photovoltaic system, improving charging and discharging efficiency and prolonging the life of an energy storage device by taking VRLAB grouping switch operation and combined charging and discharging control strategies, and having simple structure of external equipment, mature and stable technology, and easiness in implementation and control.

The invention discloses an on-line detection system and method for the winding space of a twisted pair. The system comprises an image acquisition device, an FPGA (field programmable gate array), an SDRAM (synchronous dynamic random access memory), a display and a terminal, wherein the FPGA comprises a NiosII processor, a VGA controller and an SDRAM controller, the image acquisition device acquires an image of the twisted pair in real time and sends the image to the NiosII processor to serve as an original image, the NiosII processor processes the original image to obtain the processed image and performs calculation on the basis of the processed image, and the winding space of the twisted pair is obtained. The on-line detection system and method have the advantages that the image is processed in the FPGA, the problem of poor timeliness due to the fact that a serious of processes such as image saving, compression, decompression and the like are required for image processing in existing software platforms and cause signal delay is solved, and therefore, the on-line detection method for the winding space of the twisted pair is ensured to have higher real-time processing capacity.

The invention relates to an FOD detection radar system. The FOD detection radar system comprises an antenna feeder subsystem, an intermediate frequency subsystem, a digital subsystem, a power subsystem and an auxiliary debugging system, wherein the antenna feeder subsystem comprises an antenna and a receiving-transmitting front-end; the antenna comprises an antenna support, a transmitting antennaand a receiving antenna; the intermediate frequency subsystem mainly comprises a transmitting frequency synthesizer, a local oscillation frequency synthesizer and a receiver/LFM source; the receiver/LFM source provides a homogenous LFM signal for the transmitting frequency synthesizer and the local oscillation frequency synthesizer, meanwhile receives an output signal of a receiving link of the receiving-transmitting front-end and outputs the output signal to a signal processor after frequency conversion; the digital subsystem comprises the signal processor and a communication interface module; the signal processor is a core component of the system, is connected with an upper computer system of an airport and receives control information of the upper computer system; and the communicationinterface module is used for converting the signal of the signal processor and performing communication between an FOD detection radar and the upper computer system. The FOD detection radar system hasthe advantages of being small in size, stable in performance, high in practicability and high in anti-interference capability.

The invention discloses an automatic throw-in device of a backup closing coil for a 10kV vacuum breaker. The automatic throw-in device comprises a backup coil auto-throw-in loop, an original closing loop, a control power source and a measurement and control device. The control power source comprises a control power negative end and a control power positive end. The backup coil auto-throw-in loop is characterized in that a control relay A is serially connected between an original closing coil and the control power negative end on the basis of the original closing loop; a series loop is parallelly connected between a normally closed assistant contact QF and the control power negative end; the series loop comprises the backup closing coil and a control relay B; the original closing loop is not changed. The backup closing coil is parallelly connected on the basis of the original closing coil, the backup closing coil can be automatically switched after an original brake coil burns out, power supply reliability is improved, service life of the closing coil is prolonged, and a closing coil operating environment is improved.

The invention relates to a belt load distribution detection system and method based on multi-sensing information fusion. The system comprises a data acquisition and information fusion platform, a mining visual material flow sensor, a mining visual lump coal sensor, a mining ultrasonic ranging sensor and a mining belt speed sensor, a data set is constructed after installation, data collection and data preprocessing in sequence, feature fusion, field data feature fusion and decision-level fusion are achieved through a neural network, and a global optimal decision is made. According to the invention, under the cooperation of hardware and software, the efficiency and performance of the detection method are both considered, the processing method is optimized on the premise of ensuring the detection accuracy, the stability and robustness to interference and noise processing are high, the equipment is simple, the method is easy to implement, and the real-time processing effect is strong.

A system for detecting voltage drop based on a superconducting energy storage system is characterized by comprising a voltage sensor, an amplification filter circuit, a CPU, a superconducting energy storage system control unit and a CAN bus communication unit. The working method includes the steps of signal acquisition, signal conversion, signal filtering and signal transmission. The system and method for detecting the voltage drop for the superconducting energy storage system have the advantages that the device is simple and practical, measuring accuracy is high, resolution ratio is smaller than 1V, real-time performance is good, the reliability of the system is high, and practical value is high.

The invention relates to a real-time switching method and a device for VPNs (Virtual Private Networks) and GPRS (General Packet Radio Service) networks. The method comprises the following steps of: 1) acquiring communication state information of the VPN of all RTUs (Remote Terminal Units) in real time by a PLC (Programmable Logic Controller) master station; 2) judging whether the communication of the VPNs of all the RTUs is normal, if so, executing a step 3), and if not, executing a step 4); 3) maintaining a connecting channel of a data registering area and a main data area of the VPNs, adopting uploaded data of the VPNs as operation and display data and returning the step 1); and 4) if the communication of the VPN of certain RTU is abnormal, enabling data connection of the RTU on the main data area of the PLC master station to point at the data registering area of the GPRS immediately, and returning to the step 1). The device comprises the PLC master station, a first GPRS antenna, a core switch, the GPRS network, the VPN and the RTU. Compared with the prior art, the invention has the advantages of high efficiency, stability, reliability and the like.

The invention provides an FPGA-based fiber end face testing method and system. A camera is mounted on FPGA, and transmits every frame of the shot image into the FPGA in real time; the FPGA executes the following steps: responding to a field synchronizing signal of current-frame image, selecting the brightness values of pixel points in current-frame image according to a sampling range, and calculating to obtain a shadow brightness value; comparing the brightness values of the pixel points in the sampling area with the shadow brightness value, to determine the positions of the upper and lower edges of the cladding and the upper and lower edges of the fiber core, in the current-frame image; responding to a field synchronizing signal of next-frame image; comparing the brightness values of thepixel points on each row between the upper edge of the cladding and the upper edge of the fiber core and between the lower edge of the fiber core and the lower edge of the cladding, with the shade brightness value one by one, to determine the left-side end face point and the right-side end face point on each row; and connecting or fitting the left-side end face points and the right-side end face points between the upper edge and the lower edge of the cladding respectively, to determine the end face.according to the invention, the end face can be quickly found to reduce time consumption.

The invention relates to a distributed power grid fault recovery controller and a working method thereof. The distributed power grid fault recovery controller is composed of a DSP chip, a power supply unit, a communication unit, an upper computer, a storage unit, an AD processing unit and a reset circuit. The power supply unit is connected with the DSP chip and the communication unit; the communication unit is connected with the DSP chip and the upper computer; the upper computer is connected with the communication unit and the power supply unit; the storage unit is connected with the DSP chip; the AD processing unit is connected with the DSP chip and the upper computer; and the reset circuit is connected with the DSP chip and the power supply unit. The provided controller has following beneficial effects: firstly, the equipment utilization rate is high, the distributed modularization access is realized, and the compatibility is high; secondly, the software pertinency and the execution efficiency are high; thirdly, the processor operation is in a high speed state and the real-time processing capability is strong; and fourthly, the peripheral external equipment has a simple structure, the technology is mature and stable, and the controller is easy to realize and control.