64results about How to "Realize data transmission" patented technology

The invention relates to an image acquisition system, a control method and a storage medium. The system includes: a DVP device configured to generate DVP image data, a pixel clock signal, a row reference signal, and a frame synchronization signal; a data channel selector configured to switch between the DVP image data and the external memory controller data; an external storage device configured to store the DVP image data; and the micro-control unit is configured to control the DVP equipment, the data channel selector and the external storage equipment, and the micro-control unit counts the number of line synchronization signals of an image output by the DVP equipment. According to the image acquisition system provided by the invention, interface limitation is solved, a part of MCUs which are not provided with DVP interfaces but are provided with EXMC interfaces can execute DVP image acquisition tasks, the use scenes of the MCUs are expanded, and the development threshold of image acquisition and processing is reduced.

The invention discloses an ad hoc network construction method and device, electronic equipment and a storage medium, and relates to the technical field of wireless communication. In the application, the Mesh network is constructed according to the respective master terminal node of each terminal area in the target scene, and the respective star-shaped subnet of each master terminal node is constructed based on each master terminal node and at least one slave terminal node corresponding to each master terminal node, so that in the ad-hoc network formed by the Mesh network and each star-shaped subnet, the start-shaped subnet of each master terminal node is not influenced by the start-shaped subnet, and the start-shaped subnet of each master terminal node is not influenced by the start-shaped subnet. Data transmission can be realized only by taking each main terminal node as a relay, so that the difficulty of routing maintenance by taking the terminal as the relay is reduced, only the main terminal node as the relay is required to be subjected to routing updating during loading and unloading of the container each time, and all the terminal nodes are not required to be subjected to routing updating, so that the efficiency of the container loading and unloading is improved. And the network overhead is reduced.

The invention provides an Internet of Things platform. The Internet of Things platform comprises a platform communication module and an equipment integration module, the platform communication module is used for carrying out uplink and downlink communication between the Internet of Things platform and equipment and carrying out communication security verification so as to realize data transmission between the Internet of Things platform and the equipment; managing and storing the device shadow for storing state data and command data of the device using the device shadow; the equipment integration module is used for creating, managing and storing an equipment object model; and carrying out equipment operation monitoring and equipment calling by utilizing the equipment shadow and the equipment object model. The invention also provides an Internet of Things system. The Internet of Things system comprises an Internet of Things platform; an application platform for generating command data of a device for transmission to an Internet of Things platform; receiving data of the Internet of Things platform for data analysis of the equipment; a device is used for communicating with an Internet of Things device through an intelligent edge terminal so as to control the device according to a command issued by an Internet of Things platform.

The invention relates to the technical field of computer structure simulation, in particular to a heterogeneous core particle modeling method, system and device based on an SST framework and a SystemC simulator and a readable storage medium, each core particle is configured with a simulator so that each core particle can be achieved in the corresponding simulator, and the simulator adopts SystemC to construct a corresponding simulation code; each core particle simulator performs SST component instantiation integration under a structure simulation toolkit by using an external interface to obtain a target model, interconnection simulation is performed on the multi-core particle simulator through the target model, the structure simulation toolkit adopts an SST framework, and clocks among the SST components of the core particle simulators in the SST framework are synchronous; and each core particle simulator is internally provided with an identifier used for representing the state that the simulator sends data to the outside and a reserved memory address space used for writing user or structure simulation toolkit data into the simulator. According to the method, the multiple SystemC simulators are integrated under the SST framework, and simulation modeling of the multi-core-particle heterogeneous system can be achieved.

The invention discloses an operation and maintenance robot and an operation and maintenance method for an offshore wind power platform machine room, belongs to the technical field of wind power operation and maintenance equipment, and aims to solve the technical problem that an inspection robot in the prior art is difficult to judge and solve complex problems or special faults existing in the machine. The robot comprises a walking assembly, a mechanical arm assembly, a functional assembly and a control assembly. Wherein the mechanical arm assembly is carried on the walking assembly and comprises a first degree-of-freedom assembly, a second degree-of-freedom assembly, a third degree-of-freedom assembly, a fourth degree-of-freedom assembly, a fifth degree-of-freedom assembly and a sixth degree-of-freedom assembly which are connected with one another, and the functional assembly is detachably arranged at the tail end of the mechanical arm assembly. And efficient operation and maintenance work is carried out through the mechanical arm assembly and the functional assembly. The method can be better suitable for operation and maintenance work of machine equipment under special working conditions, the application range is wide, the operation and maintenance efficiency is high, and the labor cost and the operation and maintenance risk of the offshore wind power platform machine room are reduced on the whole.

The invention relates to the technical field, and discloses a TCP connection information management method based on Netlink, and the method comprises the steps: obtaining an application process; establishing connection between the application process and the system to obtain TCP connection information; an initial Netlink socket is obtained; a blocking mode is set for the initial Netlink socket, and a blocking mode Netlink socket is obtained; sending TCP information to a system according to the TCP connection information and the blocking mode Netlink socket to obtain a TCP data packet; analyzing the data packets one by one to obtain a serial number, an acknowledgement number and an initial sending window; inputting the serial number and the acknowledgement number into a process, and setting to obtain a TCP transmission parameter; sending the serial number and the confirmation number to a specified destination address and port to obtain return information; and connecting with a destination address and a port according to the return information and the TCP transmission parameters to realize data transmission. According to the method, the problem that the data transmission efficiency of the TCP protocol is reduced due to the fact that the size of the sending window is adjusted to be too conservative when the TCP protocol is in a large-bandwidth environment and data volume sending is hindered can be solved.

The invention discloses an intelligent composite pipeline with a real-time monitoring and analysis decision-making system, and relates to the technical field of intelligent composite pipeline real-time monitoring and analysis decision-making, which comprises a composite pipeline body, a real-time monitoring and analysis decision-making system, an intelligent control emergency valve and a valve control device, the real-time monitoring and analysis decision-making system comprises a monitoring system, a data acquisition terminal, a data processing and analysis platform, a monitoring platform, an emergency response processing platform, a data display terminal and a power supply device. An inner lining layer monitoring system and an outer lining layer monitoring system are embedded into an inner reinforcing layer and an inner lining layer interlayer of the pipeline and an outer reinforcing layer and an outer interlayer of the pipeline correspondingly, and the running state of the pipeline and conveying medium parameters are monitored in real time; when abnormity is monitored, the monitoring system converts abnormal parameters into electric signals, controls the intelligent control emergency valve to block medium transmission, automatically gives an alarm, analyzes fault causes, provides an emergency decision scheme and notifies maintenance personnel, and the management efficiency, the accuracy and the safety of the pipeline are improved.

The utility model provides a board end SATA connector, which comprises a circuit board, an input connecting plug, a plurality of transmission conductive wires and a plurality of SATA connector assemblies, each SATA connector assembly comprises an insulation connecting plug rubber shell and transmission conductive terminals in one-to-one correspondence with the transmission conductive wires, one end of each transmission conductive wire is fixedly welded on the circuit board, and the other end of each transmission conductive wire is fixedly welded on the input connecting plug. The other end of the transmission conductor wire is electrically connected to the input connecting plug; the insulation plug-in rubber shell is vertically and fixedly connected to the circuit board, the transmission conductive terminals are fixedly embedded in the insulation plug-in rubber shell, the lower ends of the transmission conductive terminals are fixedly welded to the circuit board, and the transmission conductive terminals are electrically connected to the corresponding transmission conductive wires in a one-to-one correspondence mode through the circuit board. The board end SATA connector has the advantages of being simple and exquisite in structure, simple and convenient to assemble, high in assembly efficiency, good in contact, stable in data transmission, capable of avoiding bending and winding and capable of improving user experience.

The utility model discloses a measuring device for measuring stress and strain of a large composite material structure. The measuring device comprises a first group of sensors, a second group of sensors, a decoder and a data processing module, the first group of sensors and the second group of sensors are respectively arranged on the surfaces of the composite material structure in the corner area and the periphery of the opening part; the decoder is electrically connected with the first group of sensors and the second group of sensors or is in optical communication with the first group of sensors and the second group of sensors so as to obtain measurement signals acquired by the first group of sensors and the second group of sensors, and the data processing module is in communication connection with the decoder, receives data from the decoder and converts the data into readable stress-strain graphs and / or tables. The measuring device can directly measure the stress strain of the large composite material structure in different states, and the stress strain change of the composite material structure in different states can be obtained by comparing the measurement data in different states, so that the accuracy of the measurement result is greatly improved.

The utility model relates to the technical field of flow velocity detectors, and discloses a water flow velocity detector, which comprises a flow velocity detector main body. According to the water flow velocity detector, through the arrangement of the driving assembly and the limiting assembly, when the water flow velocity detector is used, a person connects remote control equipment with a flow velocity meter counter and a camera through a wireless communication technology, remote control and data transmission are achieved, then the person starts a servo motor, and the servo motor drives a threaded rod and a driving rod to rotate; the height of the flow velocity detector main body can be conveniently controlled by a person by adjusting the height of the lifting rod, so that the measurement requirements of different water depths are met, the applicability and flexibility of the equipment are improved, and the camera can monitor and record the water flow condition in real time. More information can be provided for subsequent data analysis while personnel more visually know the water flow condition, the stability of the camera can be improved through cooperative use of the fixing screw and the damping spring, the camera shooting quality is improved, and therefore the accuracy and reliability of measured data are improved.

The invention discloses an interface data transmission system and method. The interface data transmission system comprises a master FPGA, a slave FPGA and external equipment corresponding to a to-be-verified circuit in the master FPGA, a to-be-verified circuit, a first data conversion circuit and a first AURORA interaction circuit are arranged in the main FPGA, and a PIPE interface is arranged in the to-be-verified circuit; and a second AURORA interaction circuit, a second data conversion circuit and a data rate processing circuit are arranged in the slave FPGA. According to the embodiment of the invention, data transmission between the PIPE interface of the integrated circuit and the PIPE interface of the external equipment can be accurately realized on the basis of the first data conversion circuit and the first AURORA interaction circuit in the master FPGA and the second AURORA interaction circuit, the second data conversion circuit and the data rate processing circuit in the slave FPGA, so that the occupied resources are few, and the cost is low. And the efficiency and accuracy of the verification process are improved.

The utility model relates to an intelligent safety electricity meter terminal, which comprises a shell, an electricity meter management terminal and at least one group of safety electricity meters, the safety electricity meters are connected with a data interface of the electricity meter management terminal, and data transmission and safety verification of the safety electricity meters are respectively managed through the electricity meter management terminal; in the electric meter terminal, a plurality of safe electric meters can share one electric meter management terminal, and safety certification management and communication management are respectively carried out on the safe electric meters through the electric meter management terminal, so that the size of the electric meters is reduced, and the occupied space of a single electric meter is reduced; as long as the newly added safe ammeter is connected to the data interface of the ammeter management terminal, and the ammeter management terminal manages the data transmission process of the safe ammeter in a unified manner, safe data transmission can be realized, and ammeter installation and management are facilitated.

The utility model discloses a chip structure used for a printer ink cartridge, comprising a substrate with two mounting surfaces, the substrate is provided with terminal groups on the two mounting surfaces, the terminal groups on the two mounting surfaces are arranged in mirror symmetry, and the terminal groups on the two mounting surfaces are arranged on the substrate. A sub-control unit used for controlling signal and voltage input or output of the terminal set is arranged on one installation face of the substrate. According to the utility model, the terminal group on any mounting surface of the substrate can be coupled with the contact pins on the printer to realize data transmission, and the chip can be well matched with the printer without distinguishing the front and back surfaces during mounting, so that the function disorder caused by the change of the mounting direction is avoided, and the mounting convenience is improved.

The invention discloses an ammonia storage area liquid ammonia power system for ammonia-doped combustion of a coal-fired boiler, which comprises a liquid ammonia storage tank area, a liquid ammonia storage tank control room, a liquid ammonia pump control valve group area, an ammonia storage area safety cofferdam, an ammonia leakage alarm system, an external electric control system, a cooling circulation system, a nitrogen purging system, an automatic spraying system and an ammonia leakage visual monitoring system, the invention relates to the technical field of ammonia-doped combustion of coal-fired boilers. According to the ammonia storage area liquid ammonia power system for ammonia-doped combustion of the coal-fired boiler, the redundancy technology is adopted, the liquid ammonia outlet is formed in the two-thirds position below the liquid ammonia storage tank and located below a liquid level display device of the liquid ammonia storage tank, it is guaranteed that the liquid ammonia outlet pipe has liquid ammonia output with certain potential energy, meanwhile, gas-liquid separation can be achieved, and the liquid ammonia output efficiency is improved. The liquid ammonia pump is guaranteed to suck pure liquid instead of a gas-liquid mixture, the cavitation phenomenon of the liquid ammonia pump is restrained, noise of the liquid ammonia pump and pipeline vibration are reduced, the performance of the liquid ammonia pump is improved, and the service life of the liquid ammonia pump is prolonged.

The utility model relates to a stopwatch device, a central control assembly and a vehicle, and the stopwatch device is used for a central control screen and comprises a shell, a display assembly and a camera assembly. The shell comprises a first side surface and a second side surface opposite to the first side surface, and the first side surface is provided with a first electric connection part electrically connected with the central control screen; the display assembly is arranged on the first side surface of the shell and is electrically connected with the first electric connection part; the camera assembly is arranged on the shell and connected with the first electric connection part. The stopwatch device has a display function and a camera shooting function at the same time, can be connected with a central control screen, can expand more functions, does not need an external wire harness, and is easy to install; the stopwatch device can be applied to a central control assembly and a vehicle, an intelligent cabin is realized, and the user experience is improved.

The invention provides an unmanned aerial vehicle air base station intelligent scheduling method based on a low earth orbit satellite internet and a related device, and relates to the technical field of unmanned aerial vehicle scheduling. Performing grid division on the target monitoring area; according to line importance, equipment fault history, terrain and environment conditions, natural disaster risks and external damage risks, monitoring requirements of different grids are quantified to generate task grids; and dynamically scheduling the aerial nodes of the unmanned aerial vehicle to the optimal task grid through feature mapping and income estimation based on a context multi-arm bandit algorithm in combination with the task grid, and realizing real-time monitoring and data transmission of a power transmission corridor. Limited energy reserve of the unmanned aerial vehicle is considered, the long-term scheduling deployment problem of the unmanned aerial vehicle air node in a dynamic change environment is solved, and the equipment energy efficiency and the energy utilization rate of the unmanned aerial vehicle air node are improved.

The application relates to the technical field of computers, in particular to a data interaction method and device, computer equipment and a readable storage medium, which are applied to data interaction between application programs, the method comprising the following steps: when a first process is started, the first process writes a first data body into a first shared memory, and a system function stored in advance is called to start a second process; after the first shared memory is written, the second process reads the first data body stored in the first shared memory, so that a second application program responds to instruction information; the second process writes a second data body into a second shared memory; after the second shared memory is written, the first process reads the second data body stored in the second shared memory, so that a first application program acquires production information. According to the embodiment, two shared memories are established to realize data interaction between two application programs, the dependence on a database environment is reduced, and the interaction efficiency is improved.

This invention discloses a 3D imaging system for chemical treatment of contaminated soil, comprising the following steps: 1) Data collection via a BIM+GIS system data collection device: The BIM+GIS system data collection device is placed within the contaminated soil area; the BIM+GIS system data collection device includes a main body, a shock-resistant device, and a mounting base; 2) Offline data upload: The BIM system within the BIM+GIS system data collection device completes real-time collection of sensor transmission data and supervisory inspection data in an offline state; 3) A data integration server parses and applies the data in the database. This invention utilizes the data collection device used in the BIM+GIS system, achieving both earthquake resistance and offline data transmission.

The utility model provides a battery system bus in a vehicle and the vehicle. According to the battery system bus in the vehicle and the vehicle, M bus switching modules and N battery monitoring modules are arranged on the battery system bus; wherein at least one battery monitoring module in the N battery monitoring modules is arranged between the adjacent bus switching modules; m and N are positive integers greater than 0; wherein signals are transmitted between the battery monitoring module and the battery management system on the battery system bus through the bus exchange module. According to the battery system bus in the vehicle and the vehicle, the stability of signal transmission of the battery system bus is improved.

The invention relates to the technical field of biomedical signal processing, in particular to an epilepsy detection hardware implementation method and system based on machine learning, and the method comprises the steps: firstly, obtaining a data set, and constructing a classification detection model based on an SVM; the classification detection model comprises a preprocessing module, a feature extraction module, a normalization processing module and a classification module; secondly, the classification detection model is simulated through Vitis HLS, and an RTL calculation model is generated; and finally, packaging the RTL calculation model into a single IP core which can be called, forming a data path by the single IP core through an AXI-4 protocol CPU, and realizing data transmission from a PC end to a chip end at a high speed so as to realize real-time detection of epilepsy signals. According to the epilepsy detection hardware implementation method based on machine learning, the problems that a traditional epilepsy detection system is difficult to balance in the aspects of calculation speed and resource consumption and the precision loss is too large due to a calculation mode and hardware characteristics in the process of migrating a software end model to a hardware end are solved.

The application provides a SOMEIP communication method, a vehicle and a medium, which are applied to an embedded real-time operation QNX system, the QNX system comprising a first application process and a SOMEIP daemon process, and the method comprises the following steps: the first application process sends a first request to the SOMEIP daemon process through a first channel, the first request is used for requesting to query a destination communication endpoint corresponding to to-be-sent data in the first application, and the first channel is determined based on a client identifier of the SOMEIP daemon process; after the SOMEIP daemon process queries the destination communication endpoint in response to the first request, the SOMEIP daemon process transmits the to-be-sent data of the first application to a second application based on the destination communication endpoint. In this way, the technical problems of the QNX system in the prior art, such as communication performance bottleneck, can be solved.

The application provides an IP address allocation method, device, equipment and storage medium. The method is applied to a target access device, and includes the following steps: generating an IP address allocation request; determining a target IP address for a target communication device after the target communication device establishes a target link; generating a configuration request message based on the target IP address; sending the configuration request message to the target communication device, so as to instruct the target communication device to determine and use the target IP address based on the configuration request message, and generate a configuration response message based on the target link, the target IP address and preset stop message interaction instruction information; in response to receiving the configuration response message sent by the target communication device, controlling not to send a message about IP address allocation to the target communication device according to the stop message interaction instruction information, and determining that the target communication device accesses a network by using the target IP address based on the target IP address.

The invention provides a message transmission method and device, equipment and a storage medium, and relates to the technical field of data processing, in particular to the technical fields of automatic driving, auxiliary driving, automatic parking, intelligent transportation and the like. According to the specific implementation scheme, message feature information of a notification message is written into a first shared memory through a first process; wherein the first shared memory is a memory space which can be accessed by both a first process and a second process which need to carry out message transmission; and under the condition that a second process needs to acquire the notification message, searching message feature information of the notification message from the first shared memory so as to enable the second process to acquire message content of the notification message by utilizing the message feature information.

The invention discloses a disk data backup method of a virtual machine, a server and a storage medium, which are applied to a first server, and the first server supports a VMware virtual machine function. The method comprises the steps that a disk backup identifier sent by a second server is received, a first instruction is sent to a VMware server, the disk backup identifier is obtained by a third server from the VMware server and forwarded to the second server, and the first instruction comprises a disk identifier of a disk to be backed up and the disk backup identifier; obtaining disk data corresponding to a disk backup identifier in a to-be-backed-up disk determined by the VMware server according to the disk identifier; and sending the disk data to the second server. According to the invention, data transmission and data backup between heterogeneous servers can be realized.

The utility model relates to the technical field of solenoid valve decoders, and discloses a solar wireless valve controller. The utility model aims to solve the technical problems that a wired decoder in the prior art needs to lay a large number of wires, the labor cost is high, the maintenance is complicated, and the solar energy utilization efficiency is low. The system comprises a controller connected with a plurality of electromagnetic valves, the controller is connected with a motor driving module and a wireless communication module, and the motor driving module comprises two motor driving chips RZ7899 so as to realize double-shaft tracking rotation of a solar panel; the wireless communication module comprises a LoRa radio frequency chip; the input end of the power supply module is connected with the solar panel, and the output end of the power supply module is connected with the energy storage battery; the power supply module further comprises a signal processing circuit, and the signal processing circuit comprises two optical couplers. According to the utility model, automatic control and management of the electromagnetic valve are realized. The efficiency and the reliability of the system are improved, the operation cost is reduced, and remarkable economic and social benefits are achieved.

The invention relates to the technical field of energy storage equipment, in particular to an energy storage power station capable of reducing loss and a system thereof.The energy storage power station comprises an assembly bottom plate, a plurality of control boxes are arranged on the assembly bottom plate, a plurality of energy storage batteries are further installed on the assembly bottom plate, first protective sleeves are arranged at the bottoms of the energy storage batteries, and top protective covers are movably installed at the tops of the energy storage batteries; when the energy storage battery works, heat is transmitted to the inner heat preservation shell through the multiple heat dissipation fins, an energy storage assembly in the energy storage battery is influenced, heat preservation measures can maintain the energy storage battery within a proper working temperature range, the performance of most energy storage batteries is optimal within a certain temperature interval, and good heat preservation can reduce performance degradation caused by temperature changes. The battery can still maintain relatively stable output power and energy efficiency at low temperature, the temperature change amplitude of the battery in the charging and discharging process can be reduced through heat preservation, battery damage caused by thermal stress and material performance change is reduced, and therefore the cycle life of the battery is prolonged.

The invention discloses a cross-storage-medium data transmission platform and a cross-storage-medium data transmission method. Based on a data transmission platform composed of a programmable logic chip and a PCIE bridging chip, the data exchange system supports storage interfaces of various types, and realizes data exchange among storage devices of various different forms. Specifically, one part of the SERDES of the programmable logic chip is instantiated into a storage interface of the SATA hard disk, and the other part of the SERDES of the programmable logic chip is converted into a storage interface of the M.2 hard disk through the PCIE bridging chip, so that data transmission between the SATA hard disk and the M.2 hard disk is realized. Meanwhile, the data transmission platform supports remote control, and the functions of remote data exchange and direct writing of remote data into storage equipment can be achieved.

The utility model discloses a physical protection USB adapter for a computer, relates to the technical field of USB sockets, and aims to solve the problem that the existing non-standard protection type USB adapter is difficult to detach from the computer, the physical protection USB adapter for the computer comprises a shell, one end of the shell is provided with a data transmission board, and the other end of the shell is provided with a USB interface. The end, provided with the data transmission board, of the shell is detachably connected with a connector shell, the data transmission board is sleeved with the connector shell, elastic clamping boards are arranged on the upper surface of the connector shell at equal angles, and two first clamping wedges are arranged on the side, away from the shell, of each clamping board. The first clamping wedge is used for being connected with a positioning hole in a USB plug-in interface in a clamped mode, and a horizontal pressing plate is further arranged at the end, provided with the data transmission plate, of the shell and used for extruding the clamping plate.

The invention provides a wearable device charging device and a cellular communication method and system. The wearable equipment charging device comprises a data transmission interface; the processor is connected with the data transmission interface; the cellular communication module is connected with the processor and is used for accessing a cellular network to carry out cellular communication; the processor is also used for receiving data of the cellular communication module in a cellular communication process or sending data to the cellular communication module; the data transmission interface is further used for being connected with an intelligent device through a data line, and the processor is further used for responding to access of the intelligent device through the data transmission interface. Data of the cellular communication module in the cellular communication process is forwarded to the intelligent equipment through the data line, and data sent by the intelligent equipment is sent to the cellular communication module through the data line. The wearable equipment charging device can enable the intelligent equipment to indirectly access a cellular network for cellular communication.