39results about How to "Realize data interaction" patented technology

The invention provides an intelligent laboratory man-machine interaction control method and system, and relates to the technical field of control, and the method comprises the steps: collecting experimenter and equipment images through a visual collection device, recognizing equipment operation state parameters based on a deep learning model through a processing server, including a switch state, an indicating lamp state, a display screen state and a fault indication state, and transmitting the state parameters to a server; and comparing the identification result with a preset parameter to generate an evaluation result. And the processing server receives the user voice instruction, extracts the content of the control instruction, and determines the target equipment and the control action. And verifying the legality of the instruction and judging whether an execution condition is met by combining an equipment state evaluation result. And a cooperative control strategy is generated according to the control instruction and the evaluation result, the cooperative control strategy comprises a control time sequence, parameters and a data interaction mode, and the control instruction is sent through the field bus network to realize multi-device cooperative control. According to the invention, intelligent management and control of laboratory equipment are realized, and the experiment efficiency and safety are improved.

The invention discloses an intelligent security and protection management system based on 5G, AI and UWB positioning technologies. The intelligent security and protection management system comprises an image video acquisition device, an environmental factor acquisition device, a UWB positioning module, a 5G communication network module and an intelligent security and protection management platform, the intelligent security and protection management platform comprises an AI video identification subsystem, a cockpit subsystem, a virtual electronic fence subsystem, an operation risk security management and control subsystem, an operation ticket visa subsystem, a video linkage subsystem and a query statistics subsystem. The intelligent security and protection management system based on the 5G, AI and UWB positioning technologies has the advantages of high-precision positioning technology, intelligent video analysis, highly integrated system architecture, flexible expansibility and customizability, safe and reliable data transmission and storage and the like.

The invention belongs to the technical field of data processing, and provides a network security-oriented knowledge graph and large model fused intelligent question and answer method. The method comprises the following steps: (10) performing large model reasoning on a network security problem to obtain a structured entity and an entity relationship; and (20) querying in the network security knowledge graph based on the structured entity and the relationship information. And (30) obtaining a triple related to the entity from the knowledge graph as external knowledge information of the large model. And (40) performing prompt text construction based on the external knowledge information of the large model. And (50) carrying out large language model chained call construction based on the prompt text information. And (60) combining the large model with external knowledge information to obtain a final answer. The method has the beneficial effects that the network security knowledge graph is combined with the large model, and related knowledge of entities and relationships in the question is obtained from the knowledge graph to serve as external knowledge to enhance the text information generated by the large model, so that the accuracy of knowledge questions and answers of the large model is enhanced from multiple dimensions.

The invention discloses a communication conversion module for connecting a field bus master station and a servo press controller, and belongs to the field of electronic data processing.The servo press controller is used for receiving instructions of a CPU to control a servo press and collecting data of the servo press; the network chip is used for receiving data of the servo press controller and transmitting the data to the CPU; the CPU is used for carrying out communication conversion after communication sequencing and transmitting the data to the field bus communication chip; the communication module is used for transmitting the control data processed by the CPU to a PLC main station; the PLC master station is used for outputting a PLC control instruction according to the obtained control data, performing data conversion by configuring interface parameters of communication interfaces, and being capable of assisting two devices with different communication interfaces to communicate; and meanwhile, communication sorting is added, so that the data transmission rates of different communication interfaces can be matched, and the applicability of the communication system is improved.

The invention relates to the technical field of automobile speed reducers, and discloses a speed reducer gear parameter optimization method and system based on MASTA simulation and electronic equipment, and the method comprises the steps: building a speed reducer simulation model based on predetermined initial gear parameters and positioning requirements of speed reducer shaft gear parts; defining a range of iteration times and optimization variables, and generating an initial population; gear parameters generated by the initial population serve as input of a speed reducer simulation model, and gear optimization fitness is calculated based on gear performance parameters output by the speed reducer simulation model; based on a multi-objective genetic optimization algorithm, selecting individuals with relatively high fitness from each sub-group to form a new sub-group; iteratively calculating a gear parameter fitness value meeting a gear parameter constraint condition, and updating a previous generation of gear parameters; and when a preset termination condition is met, obtaining an optimal gear parameter. According to the scheme, an automatic simulation modeling and gear parameter optimization platform of the speed reducer is developed, and design and iterative updating of the speed reducer are accelerated.

The invention relates to a vehicle-mounted Ethernet testing device and a vehicle-mounted Ethernet testing method. The device comprises a control module, a first test module, a second test module, a third test module and a vehicle-mounted Ethernet transceiver, the control module is used for controlling the power supply of the tested piece and the vehicle-mounted Ethernet transceiver through the first test module, so that at least one link establishment time between the tested piece and the vehicle-mounted Ethernet transceiver can be tested; the communication signal quality between the tested piece and the vehicle-mounted Ethernet transceiver is changed through the second test module, so that the detection capability of the tested piece on the communication signal quality can be tested; and a fault between the tested piece and the vehicle-mounted Ethernet transceiver is simulated through the third test module, so that the fault detection capability of the tested piece can be tested. According to the vehicle-mounted Ethernet testing device, the operation required by the IOP test of each item can be carried out on the tested piece, and the operation is more convenient and simpler.

This invention provides a middleware invocation method and system for Android smart devices, comprising: the middleware receiving invocation instructions input by a client; determining the type of the input invocation instruction according to a preset instruction type standard; matching the type of the input invocation instruction with pre-defined accessory types; and, when a match is successful, invoking the corresponding driver of the matched accessory type to invoke the underlying hardware of the Android smart device, thereby achieving data interaction. This invention establishes a unified channel and unified access standard between device drivers and business application platforms, enabling cross-language invocation and simplifying the invocation interface, thus shielding the complexity of business operations and device interaction. It achieves multi-level and cross-language invocation even in multi-system, multi-level, and multi-language scenarios.

The invention discloses a satellite service telemetering analysis system and method based on data recombination, and belongs to the technical field of satellite communication, and the system comprises a disassembling module which is used for disassembling satellite service storage telemetering data of a VCDU data frame structure into complete BPDU data frames with different lengths according to a VCDU data frame structure configuration file; the disassembly comprises the following steps: circularly reading satellite-borne storage telemetry data according to the VCDU length of the satellite-borne storage telemetry data, and circularly inputting each BPDU data field according to a configuration file; and the telemetering frame framing module is used for extracting and recombining the telemetering packets in each BPDU data field according to the telemetering frame structured configuration file and the length of the telemetering packets, packaging the telemetering packets into telemetering frames, and sending the telemetering frames to a ground processing system which needs to process satellite-borne storage telemetering data. According to the method, satellite service storage telemetering downloaded at a high speed is recombined and packaged into a low-speed telemetering frame format in a data recombination mode and is sent to a ground processing system, a channel for entering a ground system of satellite service telemetering downloaded at a high speed is opened, and analysis on high-speed telemetering data by using an existing low-speed system is realized.

The invention relates to a cross-system debugging method based on a high-pass 8295 platform, and the method comprises the steps: dividing a system into a QNX host and an Android guest on the high-pass 8295 platform, and dividing different resources to the QNX host or the Android guest according to demands; starting a network protocol stack, providing a virtualized rear end, sending a specified instruction and running the specified instruction, and generating a specified network card through a QNX host; and the appointed USB resource is allocated to the Android guest device in a transparent transmission mode. Related content of a virtual network card is added in a virtual machine configuration file, the Android guest generates the virtual network card, and the virtual network card exchanges data with the vpla of the QNX host through a memory; a USB interface is connected with a PC end, an Ethernet card of the type of RNDIS is formed at the PC end, and an IP address is distributed to the Ethernet card. According to the method, automatic data forwarding between a PC end and a QNX host is achieved through an iptable tool, at the moment, a data link between the PC end and the QNX host is broken through, the QNX host end is accessed through an ssh / ftp tool, debugging of the QNX host end is achieved, or an Android guest is debugged through a USB adb tool.

The utility model provides a kind of signal switching system, configuration in first electronic device, comprising: main control unit;External interface unit, to electrically connect a second electronic device;USB device unit;And, signal conversion unit, data connection the USB device unit, including first data transmission channel, connection to the main control unit;Second data transmission channel, connection to the data pin of the external interface unit;And switching controller, coupled in the main control unit, to selectively turn on the first data transmission channel or the second data transmission channel;Wherein, when the first data transmission channel is turned on, the second data transmission channel is turned off, and the data signal of the USB device unit is transmitted to the main control unit;When the second data transmission channel is turned on, the first data transmission channel is turned off, and the data signal of the USB device unit is transmitted to a second electronic device via the external interface unit.

The utility model provides a rigid-flexible board and a satellite and a satellite system to which the rigid-flexible board is applicable, the rigid-flexible board is suitable for connecting each subsystem in the satellite to realize information interaction among the subsystems, and the rigid-flexible board comprises a rigid board comprising a signal transmission line; and a plurality of flexible plates, one end of each flexible plate is electrically connected with the rigid plate, and the other end of each flexible plate is electrically connected with the corresponding subsystem. The rigid-flexible combined board is electrically connected with each subsystem of the satellite through each flexible board electrically connected with one rigid board, so that data interaction among the subsystems in the satellite is realized, complicated and disordered data cables in the prior art can be integrated, and more concise and effective spatial layout in the satellite is realized.

The invention relates to a node management method and system and computer equipment, and is applied to a proxy node, the proxy node communicates with an edge node through a serial port and communicates with a center node through a network, and the method comprises the following steps: sending a registration request instruction to a target edge node; receiving a registration data packet returned by the target edge node based on the registration request instruction; sending the registration data packet to the center node to register the target edge node; and under the condition that the target edge node is successfully registered, sending task information to the target edge node in response to a control instruction of the central node so as to indicate the target edge node to execute a corresponding task according to the task information. According to the technical scheme, the edge node does not need to have strong network connection capability and processing capability, registration to the central node can be realized only by communicating with the proxy node through the serial port, and the problem that the edge node cannot communicate with the central node due to resource limitation is effectively solved.

The invention relates to the technical field of power supply control, and discloses a power supply system and method, a battery management unit and an electric vehicle, and the power supply system comprises the battery management unit, a battery and a controller; the battery management unit comprises a first pin and a second pin; the controller comprises a third pin, a fourth pin and a relay; the normally closed contact of the relay is connected with the fourth pin, and the other end is connected with the battery cathode; before the controller is connected with the battery management unit, the first pin and the second pin are configured to be pins with a GPIO function and are configured to be high level and low level respectively; the relay remains closed. After the controller is connected with the battery management unit, the battery management system controls the battery to be powered on, after the controller is powered on, the normally-closed contact of the relay is disconnected, the battery management unit can judge that the controller is on line by detecting the state change of the level of the first pin from high to low and then to high, and after the controller is on line, the normally-closed contact of the relay is disconnected. And judging that the controller is offline by detecting the change of the level of the second pin from high to low.

The utility model relates to the field of machine controllers, in particular to an automatic machine controller which comprises an upper shell and a lower shell, the upper shell is provided with a switch group and a plurality of function buttons, the switch group and the function buttons are all located on the same face of a base, the lower shell is provided with a plurality of communication interfaces, and the communication interfaces are arranged on the base. The communication interface comprises an input interface and an information interface, a control unit is arranged between the upper shell and the lower shell, the input interface, the information interface and the plurality of function buttons are all electrically connected with the control unit, and the switch group is electrically connected with the input interface through a wire. The method has the effect of realizing data interaction between the controller and the automatic machine.

The invention relates to a data transmission method and device, computer equipment, a chip and a chip module, relates to the technical field of computers, and can effectively improve the network sharing quality of the computer equipment. The computer equipment comprises a baseband chip and further comprises a target chip deployed with virtual network equipment, and the virtual network equipment is connected with a kernel space and a user space; the method comprises the following steps: acquiring a first data packet from a kernel space based on virtual network equipment; the first data packet is obtained by packaging data provided by a first application program in the user space; and transmitting the first data packet to a second application program in the user space based on the virtual network device, calling a preset communication interface by the second application program, and sending the first data packet to the baseband chip from the target chip, so as to perform network transmission on the first data packet through the baseband chip.

The invention relates to the technical field of data drive development, in particular to a low-code development method and platform based on data drive. The platform comprises a data base layer, a page data layer, a page function driving layer, a page presentation layer and a business data driving layer, and the data base layer comprises a field module and a dictionary module and is used for obtaining database table unit data information; the page data layer comprises a page pre-representation unit and is used for generating a database metadata page form prototype; the page function driving layer comprises various types of page function submodules and is used for performing various types of Sql drive generation and delay lifting drive execution so as to generate various types of Sql execution statements; the page presentation layer comprises a page postposition design unit and is used for generating a database drawing board page layout optimization form; and the business data driving layer comprises a data maintenance module, a receipt module, a query module and an auditing module and is used for performing driving operation. According to the invention, the construction of a complex logic platform can be simplified.

This utility model relates to the field of bicycle component technology, and in particular to a bicycle stem and a bicycle. The bicycle stem includes: a stem body, a cover, a power supply unit, a function control unit, and a display unit; the stem body has an open-topped storage compartment, and the cover is located at the top of the stem body to close the opening of the storage compartment; the power supply unit and the function control unit are both built into the storage compartment, and the display unit is located on the cover; the power supply unit is electrically connected to the function control unit and the display unit, and supplies power to them; the function control unit and the display unit are signal-connected to achieve data interaction. Integrating the intelligent instrument, composed of the power supply unit, function control unit, and display unit, onto the bicycle stem makes the intelligent instrument an integral structure rather than an additional component, avoiding obstruction of operation due to independent devices occupying handlebar space, and preventing the risk of damage from falling independent devices.

The invention relates to an authority management method for a heavy truck battery replacement operation scene, and belongs to the field of authority management of a battery replacement platform. Associated data for other business subjects to access is preset in each business individual. And according to the direct cooperation relationship between the business main bodies, correspondingly establishing a first association relationship between the business main bodies in direct cooperation. And when the service main body requests the data of other service main bodies, judging whether a first association relationship exists between the service main body requesting the data and the requested service main body or not, and if yes, returning associated data. According to the method, data interaction among multiple tenants is effectively realized on the basis of multi-tenant authority management.

The invention relates to a production line-oriented protocol analysis method and an intelligent acquisition device, and the method comprises the steps: building a word bag model of a known protocol message, calculating the word weight of each word in the message through employing a word frequency-reverse file frequency algorithm, mining keywords in the message based on all word weights, and carrying out the mining of the keywords in the message. Calculating the word frequency of each keyword appearing in the known protocol message and forming a word frequency matrix, inputting the word frequency matrix as a feature vector of the known protocol message into an online width learning recognition model, and preprocessing a protocol data packet captured from a network environment in which a target protocol message is located, and performing similarity evaluation on unknown protocol content and known protocol content of the preprocessed protocol data, obtaining a field sequence of the unknown protocol content according to an evaluation result, and adding the field sequence into an online width learning template library. Therefore, data interaction between different production devices and the numerical control machine tool on the industrial production line is realized, and cross-device and cross-system data acquisition work on the production line is achieved.

The invention discloses a multi-channel information fusion relay protection closed loop automatic test system and method, and the system comprises a relay protection tester, a merging unit connected with the relay protection tester, and a relay protection device connected with the merging unit. The test control terminal performs signal transmission with the relay protection tester and is used for completing relay protection closed-loop automatic test, the relay protection device is connected and communicated with the test control terminal, an optical fiber communication module is arranged in the relay protection device, and the relay protection device is connected with a test module of the relay protection tester through an optical fiber. A wireless communication module is integrated in the relay protection tester. According to the method, the universality is high, the protection regular checking efficiency is improved, the real-time performance is better, the safety of test data is better, the effectiveness, quickness, sensitivity and selectivity indexes of the relay protection device can be accurately and effectively analyzed and judged, and technical support is provided for relay protection work.

The utility model relates to the technical field of detonator testing. A portable digital electronic detonator control module time delay and voltage tester comprises a main control module used for controlling time delay and voltage test flow and data processing; the multi-protocol communication module is connected with the main control module, supports communication protocols of at least two electronic detonator control modules, and realizes data interaction between the main control module and the digital electronic detonator control module to be tested; the reference control module library is connected with the multi-protocol communication module and used for storing reference control module parameters corresponding to different types of digital electronic detonators, and each reference control module comprises a delay algorithm, a voltage threshold value and communication protocol configuration; and the test execution module is connected with the main control module and is used for testing the delay time and the working voltage of the to-be-tested control module according to the selected reference control module. The application has intelligent and compatible design, can automatically adapt to different types of to-be-tested control modules and reference control modules, and supports multiple communication protocols at the same time.

The invention relates to the technical field of laser welding heads, and discloses a drive-control integrated digital handheld laser welding head, comprising a welding head mechanism, wherein the welding head mechanism comprises a welding head shell, a welding head body and an internal protective gas inlet; the handheld welding head adjusts the signal transmission distance between the galvanometer motor driver and the galvanometer motor body to be reduced to 20 mm, thereby improving the shielding performance of the wire itself; at the same time, the four functions of laser transmission, cooling medium, protective gas and communication power supply are integrated through a rear interface mechanism to achieve a four-in-one effect, thereby achieving lightweight and miniaturized application of the handheld head, and improving the portability during handheld operation; aerosols and gases with heat will enter the inner connecting tube along an outer protective sleeve, and be discharged along an exhaust pipe on one side of the inner connecting tube, thereby being able to timely extract the aerosols generated during the welding process, thereby improving the stability during the welding process, and reducing the impact of the aerosols on operators.

This invention discloses a semi-physical simulation system and method for collaborative remote sensing satellite constellation systems. The semi-physical simulation system includes a physical platform, a digital system, a high-speed hardware interface conversion device, and a time synchronization device. The time synchronization device is used to perform time calibration on each component of the physical platform and each module of the digital system. The physical platform is used for bidirectional data communication with the digital system, receiving target imaging position information sent by the high-speed hardware interface conversion device. The digital system obtains information processing and fusion results and sends the target imaging position information obtained from payload detection simulation to the high-speed hardware interface conversion device. The semi-physical simulation system of this invention can achieve time consistency between the digital system and the physical system in the semi-physical simulation system, and can be compatible with different target environment simulation tasks and different digital model inputs.

The invention relates to the technical field of resistance furnace temperature control, in particular to a resistance furnace temperature intelligent control system based on Internet of Things, which comprises a data acquisition module used for acquiring resistance furnace data, heating device data and environment temperature; the stage division module is used for dividing heating stages according to the collected hearth temperature of the resistance furnace and the temperature threshold value of each stage; the power control module is used for controlling the heating power of each heating stage; the temperature monitoring module is used for analyzing the temperature rise state of the resistance furnace and adjusting the control process of the heating power of each heating stage according to an analysis result; the abnormity analysis module is used for analyzing the temperature state of the resistance furnace and optimizing the adjustment process of the heating power in the next management period according to an analysis result; and the thickness analysis module is used for evaluating the insulation performance of the resistance furnace and adjusting the analysis process of the temperature state of the resistance furnace according to an evaluation result. The temperature control efficiency of the resistance furnace is improved.

The invention relates to a data transmission system and method, computer equipment and a storage medium. The system comprises a substrate management controller, a complex programmable logic device, a first multiplexer group, a second multiplexer group, a processor and a plurality of storage chips, the substrate management controller and the processor are respectively connected with the complex programmable logic device; the storage chips at least comprise a first storage chip, a second storage chip, a third storage chip and a fourth storage chip; the first multiplexer group is used for receiving a control signal transmitted by the complex programmable logic device to conduct any data transmission channel between the substrate management controller and the first storage chip, the second storage chip and the third storage chip; and the second multiplexer group is used for receiving the control signal transmitted by the complex programmable logic device and conducting the processor with any data transmission channel in the third storage chip and the fourth storage chip according to the control signal. By adopting the system, the reliability of data transmission can be improved.

This invention provides a parameter self-learning signal control method based on cloud-edge collaboration, solving problems such as heavy reliance on traffic parameter configuration, excessive dependence on training samples, and difficulty in achieving real-time, all-weather, and all-scenario application of traffic signal algorithm control. The method mainly includes: collecting traffic holographic trajectory data and performing edge-sensing signal control; extracting holographic sensing control parameters from the holographic data through a parameter self-learning method; establishing a cloud-edge collaborative control architecture, interacting with parameter self-learning data, and controlling traffic signals in real time. By determining the traffic state of each phase through holographic data, employing the parameter self-learning method, and establishing a cloud-edge collaborative control system, it achieves all-weather, all-scenario application of traffic control, possessing advantages such as strong real-time control capabilities, adaptability to various traffic flow conditions and scenarios, and avoiding the computational power and trial-and-error costs required for parameter learning.

This application discloses a switching circuit and communication system. The switching circuit is electrically connected between a first device without a usable serial bus interface and a second device with a usable serial bus interface. The switching circuit includes a controller, a data transceiver circuit, and a bus communication circuit. In response to an enable signal output by the controller, the data transceiver circuit generates a second communication signal with the same logical state as a first communication signal output by the controller and sends the second communication signal to the first device. Alternatively, in response to a third communication signal output by the first device, the data transceiver circuit generates a fourth communication signal with the same logical state as the third communication signal and sends the fourth communication signal to the controller. The bus communication circuit establishes serial communication between the controller and the second device to realize data interaction between them. Through this method, data interaction between a first device without a serial bus interface and a second device with a serial bus interface can be achieved.

This utility model discloses an intelligent measuring trolley, relating to the field of track measurement technology, comprising: an equipment mounting plate; a protective housing fixed to the equipment mounting plate and configured as a protective structure for the measuring trolley; a battery box fixed to the equipment mounting plate inside the protective housing, the battery box being configured as a hollow structure with openings at both ends; a pull-out box slidably disposed in the battery box; a battery body stored in the pull-out box; an operation port opened on the protective housing and corresponding to one side opening of the battery box; and a pull-out assembly configured for pulling out the pull-out box. Compared with the existing methods of charging the battery of the measuring trolley, this utility model effectively improves the power replenishment efficiency of the measuring trolley, thereby ensuring the measurement efficiency of track measurement.

This utility model provides a disordered loading and unloading device for UV lines, belonging to the field of UV processing technology. The device includes a roller conveyor and a loading and unloading mechanism. A base frame is installed at the bottom of the roller conveyor, and vision sensors are installed on both sides of the top of the roller conveyor. A robotic arm base is located on both sides of the roller conveyor, and a robotic arm is installed on the top of the robotic arm base. A robotic arm suction device is fixedly connected to the inner side of the robotic arm. A temporary storage area is provided on the right side of the top of the roller conveyor. By setting up the loading and unloading mechanism, the device can simultaneously perform loading and unloading operations on the conveyed materials while external materials are being transported and detected. It also allows for temporary storage of materials during loading and unloading, ensuring the stability of the material processing rhythm and avoiding difficulties in loading and unloading during material transport and processing, which would lead to inconvenience and reduced efficiency in material processing operations. Therefore, it improves the convenience and efficiency of the loading and unloading operation of the roller conveyor.

The invention relates to the technical field of photovoltaic power generation monitoring, and discloses a distributed photovoltaic inverter monitoring method and system, and the method comprises the steps: obtaining the first operation state data of a distributed photovoltaic system; dividing the first operation condition data by using a first object to obtain second operation condition data; performing centralized analysis on the second operation condition data to obtain result data; and the first object performs online monitoring on the distributed photovoltaic system according to the result data. The beneficial effects of the invention are that based on demand analysis of the photovoltaic cloud monitoring server, the photovoltaic distributed power generation monitoring software platform realizes software-hardware data interaction, carries out data processing, and realizes automatic monitoring and control of the computer monitoring system.