740 results about "Data interchange" patented technology

The invention discloses a multi-agent collaborative data exchange dynamic routing optimization method and system, and relates to the technical field of network communication, and the method comprises the steps: obtaining the real-time state information of each node in a network, and outputting a node state data set; constructing a historical state sequence of each node, calculating a load change trend, and outputting a routing adjustment signal when the load change trend reaches a load critical value; calculating a collaborative weight according to the network contribution degree of each agent, establishing a task allocation mapping relationship among the agents based on the collaborative weight, and outputting a collaborative scheduling result; determining a candidate path set, performing index evaluation on paths in the candidate path set, and outputting an optimal routing path; and executing data transmission, obtaining a quality difference between an actual transmission effect and an expected effect, and performing parameter correction. According to the invention, active optimization and multi-target balance of network routing are realized, and routing efficiency and system stability in a dynamic network environment are improved.

The invention provides a power distribution automation terminal security debugging method based on Bluetooth communication, and the method comprises the steps: extracting a historical operation record and a current task context from an operator identity identifier, calculating a real-time permission range of resource access, and adjusting an initial access boundary according to the real-time permission range; a security gateway module is embedded in a Bluetooth communication channel, a cross-domain data exchange request is intercepted and analyzed, whether the request exceeds the adjusted access boundary is judged, and if yes, transmission is refused; analyzing the cross-domain data exchange request, extracting a source domain identifier and a target domain identifier of a data packet from the cross-domain data exchange request, and encrypting the data packet to obtain encrypted cross-domain transmission data; and obtaining a decryption key distribution record of the encrypted cross-domain transmission data in the security domain of the receiving end, judging whether the key is matched or not, if so, decrypting the data and transmitting the data to the target domain, and otherwise, discarding the data.

The invention relates to the technical field of road traffic safety and intelligent networking, in particular to a networking communication system for road traffic safety facilities. According to the system, a local traffic digital twinborn model is constructed by edge computing nodes and maintained in a federated synchronization mode; traffic data generated by an edge computing node is packaged in a data container with an embedded hash chain and a digital signature encryption traceability log, so that the integrity, primitiveness and traceability of the data are ensured; the vehicle-mounted terminal submits zero-knowledge proof as a service voucher, and the edge computing node verifies and authorizes the service on the premise of not obtaining the original sensitive data. According to the invention, efficient traffic state synchronization is realized by constructing the federated digital twinborn model, the credibility and safety of data exchange are guaranteed by using the data container, the terminal privacy is protected by means of the zero-knowledge proof technology, and the communication efficiency, the data safety and the privacy protection level of the vehicle-road cooperation system are comprehensively improved.

The embodiment of the invention provides a cross-network data exchange method, electronic equipment, a storage medium and a program product, and the method comprises the steps: receiving transmission data, determining the identification information of the transmission data according to the service identification, timestamp and segment sequence number of the transmission data, and determining the verification value according to the performance requirement, the security requirement and the data integrity; the hash algorithm is obtained by performing hash operation on the segmented data; according to the identification information, judging whether the transmission data is duplicated data or not; judging whether the transmission data is complete data or not according to the verification value; whether the transmission data is lost data or not is judged according to the segment serial number, if yes, a retransmission instruction is sent to the sending end equipment, the data segments which are repeatedly transmitted can be accurately recognized through the unique identification information, redundant storage and processing are avoided, the data repetition problem is solved from the source, then the integrity of the data is verified according to the verification value, and the data transmission efficiency is improved. And the lost data end is judged according to the segment sequence number, so that the problem of data loss is solved.

The invention provides a satellite constellation network topology state rapid sensing method. A multi-dimensional physical layer monitoring module, a dynamic adaptive BFD detection mechanism, an OSPF routing protocol and a shared data exchange area of a BFD driver and an OSPF process are deployed on each satellite node. According to the method, the connectivity of inter-satellite links is monitored in real time by using a physical layer signal state monitoring technology and the rapid link state detection capability of a BFD protocol, and related nodes are immediately notified through a control message when a fault is detected; meanwhile, the detection result of the BFD is linked with an OSPF routing protocol, and instant routing recalculation is triggered, so that the routing convergence time is shortened. A cross-layer closed-loop linkage system is constructed, a physical layer senses data to dynamically regulate and control protocol layer detection parameters, and hardware acceleration is combined to realize fault detection full-process optimization, so that the fault detection and recovery speed is accelerated, the resource utilization efficiency and the overall transmission efficiency of an inter-satellite network are improved, and the fault detection and recovery efficiency is improved. And high reliability and stability of the network are ensured.

This disclosure relates to the concept of preempting TXOPs, i.e. suspending a data exchange between communication devices during an ongoing TXOP to serve STAs with latency constraints. According to an embodiment a first communication device is provided that is configured to communicate with a second communication device. The first communication device comprises circuitry configured to perform exchange of data units with the second communication device during a current transmit opportunity, receive, before or during the current transmit opportunity, a truncation notification indicating that the ongoing exchange of data units should be suspended and that a preemptive data unit may be received from and / or transmitted to the third communication device, suspend the ongoing exchange of data units with the second communication device before the end of the transmit opportunity, and receive from and / or transmit to the third communication device the preemptive data unit within the remaining duration of the transmit opportunity.

The invention provides a multifunctional network protocol converter, which comprises a main control module, a switch chip, a communication module and a storage module, and is characterized in that the switch chip comprises a plurality of network ports, each network port belongs to the same intranet, and each network port can be independently provided with a communication mode, supports various different protocols and data forwarding configurations, can realize various forwarding modes, and is provided with a plurality of communication interfaces; the data exchange module provides a physical layer data exchange function; the main control module identifies, analyzes, stores, converts and encapsulates the data of different protocol types received by the network port and the communication module through the data storage protocol stack, forwards the encapsulated data of different protocols through the network port and the communication module, and integrates a switch, a protocol converter and a data processing function into one device; the system architecture is simplified, the problems of high network protocol conversion cost and complexity caused by the prior art are effectively solved, and the network protocol conversion cost and complexity are effectively reduced.

The invention discloses a business travel user real-time feedback and suggestion system, which relates to the technical field of mobile application development and multi-terminal adaptation, and is characterized in that an edge layer guarantees the completeness of offline scene data through a dynamic load adapter, starting a structured compression protocol in a weak network, switching a multi-mode enhancement protocol in a strong network and matching with a priority cache queue; the decision-making layer adopts a parallel processing unit accelerated by an FPGA (Field Programmable Gate Array), and a real-time stream filtering unit adopts SimHash fingerprints to remove duplication; the scene understanding unit fuses the spatio-temporal data to generate event tags; the grading response unit automatically triggers AI compensation and manual work orders according to risk grades; and the collaboration layer verifies the responsible party of the travel system on the premise of hiding the user ID based on the zero-knowledge proof gateway so as to realize cross-platform secure data exchange. According to the system, a three-layer intelligent architecture is innovatively constructed, and full-link real-time response of travel service is realized.

The invention discloses an electronic medical record data structuring standard method, and belongs to the technical field of medical information, the electronic medical record data structuring standard method comprises the following specific steps: 1, data acquisition and format unification: a system receives text data from outpatient records, hospitalized medical records and inspection reports, and sends the text data to a server; the method comprises the following steps of: uniformly converting text data into UTF-8 codes and removing redundant symbols according to time sequence data streams of CT (Computed Tomography), MRI (Magnetic Resonance Imaging) medical images and vital sign monitoring; through the BiLSTM-CRF model and the dynamic term mapping algorithm, the medical entity recognition accuracy is greatly improved, the term standardization rate is remarkably improved, texts, images and time series data are associated through a hierarchical model, cross-modal query is supported, an API interface is constructed based on the HL7 FHIR standard, seamless connection with HIS, PACS and other systems is achieved, the data exchange error rate is greatly reduced, and the data exchange efficiency is greatly improved. The hybrid storage architecture reduces the storage cost, and supports the lateral extension to a million-level medical record scale.

The invention discloses a switch, system and method for data transmission based on a shared pool and a fan-out structure.The switch comprises a plurality of ports, the shared pool and a fan-out cache unit, and the ports comprise the first port and the second port; the first port receives data outside the switch, transmits the data to the shared pool and transmits a first data transmission request to the second port, and the first data transmission request comprises a data length; the second port receives the first data transmission request, and the target port generates a second data transmission request according to the first data transmission request, the data length and the remaining storage space of the target port so as to transmit the second data transmission request to the fan-out cache unit; and the fan-out cache unit schedules the data at the corresponding position in the shared pool according to the second data transmission request and outputs the data to the target port when the residual storage space of the target port is greater than the storage space required by the data length. The bandwidth utilization rate and the response speed of the data exchange network can be effectively improved, and congestion and delay are reduced.

The invention discloses a private data security sharing method based on federal learning, particularly relates to the field of private data security protection and sharing, and is used for solving the problems of insufficient model credibility and lack of precision control of data exchange in the existing cross-mechanism data collaboration process. According to the method, homomorphic encryption processing is carried out on local data of all participants, a ciphertext verifiable calculation task is constructed in combination with federated learning, forward propagation and back propagation calculation of a ciphertext are carried out by outsourcing calculation nodes, credible verification is carried out on a calculation process by utilizing zero-knowledge proof, and gradient aggregation and model updating are completed in a ciphertext domain; after model training is completed, based on federal learning model output, intelligent judgment is conducted on the sharing value of local data samples, ciphertext re-encryption and data exchange control are driven, multi-party safe and controllable data circulation is achieved, and therefore on the premise that privacy safety and compliance requirements are guaranteed, cross-mechanism data collaboration efficiency and decision-making precision are improved.

The invention relates to a real-time hybrid test control and test system and method based on a Linux-RT system and application, and belongs to the technical field of real-time hybrid tests of structural engineering. Comprising the following steps of: realizing deterministic conversion of states by adopting a real-time system manager of a singleton mode and an atomic state variable; according to the real-time executor based on the SCHEDFIFO scheduling strategy, affinity binding of a high-priority thread and a CPU is set, and periodic task scheduling of microsecond-level precision is achieved; a lambda functional programming data processing pipeline is adopted, and efficient data transmission of a filter chain is achieved through a zero copy mechanism; multi-protocol communication interfaces of UDP (User Datagram Protocol), EtherCAT (Ethernet Control Automation Technology) and WebSocket are supported, and a uniform abstraction layer is provided to realize low-delay data exchange between a numerical value and a physical substructure; and a real-time performance monitoring module adopting an exponential moving average algorithm provides accurate statistics of execution time and jitter.

The invention relates to the technical field of data exchange networks, and discloses a hardware-level link health monitoring system and a self-healing method, the hardware-level link health monitoring system comprises a flow analysis and data acquisition module; a multi-dimensional link quality state module; and a hardware-level self-healing and collaborative execution module. The hardware-level link self-healing method comprises the following steps: collecting a performance index of a link by hardware and generating a traffic portrait vector; after real-time reporting, dynamically adjusting the weight in an evaluation model according to the traffic portrait vector, and calculating a link health score in combination with the performance index so as to judge the health state; and finally, executing hierarchical self-healing actions on a hardware level according to the health state. According to the method and the system, hardware-level monitoring and self-healing closed loop without CPU intervention are realized, the evaluation model can be adaptively adjusted according to the service type, the monitoring accuracy and the fault self-healing speed are remarkably improved, and the service continuity is guaranteed.

The invention relates to a security data isolation and information exchange method and system based on a lightweight protocol, belongs to the technical field of industrial automation control system security, and solves the technical problems of low transmission efficiency, high analysis overhead, high security risk and high resource consumption of an existing method. Comprising the following steps: collecting and preprocessing original plaintext data at an industrial control network side; an external unit identifier, a timestamp and a pre-shared key on the industrial control network side are used as encryption factors, lightweight stream cipher encryption and packaging are carried out on the preprocessed data, and a lightweight protocol data packet is generated; through a special physical isolation device, the light-weight protocol data packet subjected to deep detection is unidirectionally isolated and ferried from an industrial control network side to an internal network side; performing post-processing on the received lightweight protocol data packet at the intranet side to restore original data; and delivering the restored original plaintext data to an intranet service application. And safe and efficient information data exchange is realized.

The invention provides a voice instruction intelligent analysis method and system applied to an air traffic control scene, relates to the technical field of air traffic control, and aims at the characteristics of voice instruction interaction between a controller and a flight crew in the air traffic control scene to construct an instruction interaction expectation model. The instruction interaction expectation model comprises an instruction sequence association rule and a semantic constraint condition set which are generated based on historical controlled call data, and an interaction feature set of speaker identity features, instruction component time sequence features, voice intonation fluctuation features and the like in a real-time capture voice interaction process; inputting an instruction interaction expectation model for dynamic matching and deviation identification, generating an interaction deviation analysis result, triggering an intention clarification and instruction confirmation process based on the analysis result, obtaining a complete instruction component set, generating an instruction analysis result meeting an air traffic control data exchange standard after structured conversion processing, and pushing the instruction analysis result to an air traffic control automation system. The accuracy and efficiency of air traffic control voice instruction analysis are effectively improved.

The invention relates to the technical field of data exchange networks, in particular to an intelligent commanding and dispatching method for a unified communication network, which comprises the following steps of: 1, dynamically sensing the state of a heterogeneous network; 2, emergency task grading quantification: analyzing command instruction text keywords, and matching a task emergency grading label library to output a task type code and a time delay tolerance threshold; based on the task type code and the current network load rate, generating a resource demand vector through historical task data interpolation; step 3, reinforcement learning dynamic decision making; step 4, carrying out survivability resource scheduling; step 5, optimizing a closed-loop strategy: acquiring actual task completion time delay, path switching times and node resource utilization rate standard deviation as evaluation indexes; and when the average reward value of the continuous tasks is lower than a historical average threshold value, finely adjusting actor network parameters. Through multi-dimensional state perception and reinforcement learning decision, in combination with historical data analysis and network load correction, efficient scheduling and dynamic optimization of different tasks are realized.

The invention provides a multi-working-condition dynamic adaptive ship hybrid power dispatching system, which is applied to the technical field of ship power systems and energy management, and comprises a data exchange module, a working condition module, a hybrid power generation module and an energy management module, wherein the data exchange module realizes cross-protocol data analysis and unified timestamp packaging, and ensures the consistency and real-time performance of data exchange between modules; the working condition module is used for collecting ship working conditions and generating working condition conversion signals, an EMS in the energy management module is used for calculating a scheduling strategy, and the hybrid power generation module executes power distribution and charge-discharge control of the diesel generator set, the axle generator and the battery pack according to the scheduling strategy. Through the data exchange module, the problems of data delay and errors caused by complex protocol fusion and non-uniform clocks are solved, and the dynamic adaptation and response capability of the ship under complex working conditions is effectively improved.

The invention discloses a projection-based non-iterative coordination method and system for a power distribution network and a power conversion system, and belongs to the technical field of traffic electrification. The method comprises the following steps: firstly, respectively constructing a continuous time battery logistics model of the cross-regional battery replacement system and an economic operation model of each power distribution network; unifying the time scales of the two through an improved discrete time scheme; compressing each power distribution network model into a privacy protection projection space only containing charging power and price signals based on a projection theory; and finally, integrating the space as a constraint into a power conversion system model for one-time solution to obtain an optimal coordination scheme, and issuing the optimal coordination scheme to each power distribution network to complete local scheduling. According to the method, collaborative optimization without iterative data exchange among multiple systems is realized, and the global operation economy and the calculation efficiency are remarkably improved while the sensitive data of each operator is hidden.

Disclosed is an integrated circuit card comprising an antenna and a communication circuit configured for radio-based wireless exchange of data with an external device via the antenna. The integrated circuit card further comprises electromechanical switches connected to the communication circuit and configured to set a plurality of more than two switching states and a secure element connected to the communication circuit, the secure element configured to exchange data with the external device via the antenna and the communication circuit.

A control system includes: a time master configured to periodically transmit synchronization signals for time synchronization via a network; and circuitry connected to the time master via the network, wherein the circuitry includes a local clock and is configured to: periodically determine, for every two or more receptions of the synchronization signal via the network, a communication timing so that a frequency of the communication timing is reduced from a transmission frequency of the synchronization signal; periodically perform, in accordance with the communication timing periodically determined with the reduced frequency, data exchange with the time master including transmission of a response signal to the synchronization signal; acquire an offset of the local clock with respect to the time master based on a result of the data exchange; correct the local clock in accordance with the offset; and control a machine based on the corrected local clock.

The invention provides a collaborative operation real-time data exchange system and method suitable for a collaborative hoisting scene of multiple portal cranes, and relates to the field of portal crane control. The system comprises a gantry crane control unit, a shared memory module, a central scheduling control module, a safety monitoring module and a system database. According to the method, a shared memory with partitions and a communication link are established through initialization, instructions are issued through central scheduling when tasks are executed, state synchronization and autonomous fine adjustment of all the gantry cranes are achieved based on the shared memory, the data transmission amount is reduced by combining event driving and differential synchronization, and the safety monitoring module monitors in real time and triggers the fault-tolerant process. According to the scheme, the real-time performance, the safety and the expansibility of collaborative operation are improved, and the method is suitable for multi-machine collaborative hoisting in scenes such as large ports and wharfs.

The application provides a satellite communication method and device, the method can include: a session management network element acquires an identification list, the identification list includes identification information of one or more terminal devices accessing the satellite through a satellite backhaul mode; the session management network element configures a forwarding rule to a user plane network element on the satellite, the forwarding rule is used for shunting a data packet whose destination address contains an address of a terminal device corresponding to the identification list to an access network device corresponding to the terminal device. Through the above scheme, the terminal device supporting local data exchange under the satellite can communicate through the local data exchange under the satellite, thereby reducing the time delay and improving the user experience.

The invention relates to the technical field of wireless communication, and provides a vehicle-mounted satellite phased array terminal and base station integrated system, which comprises a phased array antenna used for carrying out beam direction control and realizing beam forming and beam scanning by adopting a phased array technology; the main control unit is used for coordinating the work of each module, processing signals, managing communication protocols, exchanging data and monitoring system faults; the satellite communication module is used for establishing a two-way communication link between a satellite and the vehicle-mounted terminal; the positioning module is used for providing a vehicle positioning function; the radio frequency chip is used for transmitting and receiving a radio frequency signal, amplifying power and performing frequency conversion processing; and the 5G Femto base station is used for converting the data transmitted by the satellite link into a 5G signal and providing 5G network coverage for equipment or users. The system can provide services such as motorcade management, vehicle diagnosis, tracking, alarm, OBD application, navigation, video monitoring and emergency call, and the performance and the application range of the vehicle-mounted communication system are remarkably improved.

Embodiments of the present application provide a server, a data transmission method for the server, and a storage medium. The server comprises an extended chip, a front-end I3C bus, and a first programmable logic device; the extended chip comprises a first master I3C interface; the first programmable logic device comprises a first slave I3C interface and a plurality of GPIO interfaces; the front-end I3C bus is an I3C bus that connects the first master I3C interface to the first slave I3C interface; the front-end I3C bus is used for performing data transmission between the extended chip and the first programmable logic device; and the extended chip is used for performing data exchange with the first programmable logic device by means of the front-end I3C bus, so as to realize GPIO extension of the extended chip by means of the plurality of GPIO interfaces. The present application solves the problem in the related art of poor adaptability of input / output extension of a server, and achieves the effect of improving the adaptability of input / output extension of a server.

First communication device configured to simultaneously exchange data units via at least two links with one or more other communication devices including a second communication device that is configured to simultaneously exchange data units via at least two links with at least one or more third communication devices, the first communication device comprising circuitry configured to reserve, if second data units are expected to be queued at the second communication device at an expected arrival time, two links for data exchange once first data units are queued at the first communication device or once third data units are queued at the second or third communication device.

The present invention relates to the technical field of data communications, and provides an apparatus and method for rapid recovery from failures of some devices in an optical data switching or computing device cluster. A management device confirms the identifier m of a second-layer device that sends an alarm message; on the basis of a pre-established mapping relationship between the identifier m of the second-layer device and an optical path port Pm in each protection optical switch device, the management device controls an optical switch in each protection optical switch device in the protection optical switch array, such that a common port thereof is connected to the optical path port Pm, thereby replicating an optical signal, imported from a first-layer device library into the second-layer device m, to a second-layer redundant device by means of the optical switch in each protection optical switch device and an optical coupler m. In the present invention, when some devices fail, functions of the devices can be rapidly switched to a redundant device, thereby reducing failure recovery time and saving cluster device resources.

The invention discloses a government affair data information monitoring method based on a government affair data monitoring model, and relates to the technical field of data monitoring. Comprising the steps of 1, formulating a unified data exchange interface standard according to different data structures of an online government affair system; 2, according to different data structures of an online government affair system, government affair data types are classified, and each type of government affair data is converted into a flat structure; 3, creating a government affair data monitoring model, and 4, creating a synchronization scheme of different types of government affair data to the government affair data monitoring model based on the data exchange interface, and executing data synchronization according to the synchronization scheme; and 5, based on the government affair data synchronized to the government affair data supervision model and different supervision points, performing data supervision calculation and supervision result storage by using the calculation model in combination with a supervision rule, and performing query and statistical operation on the supervision data through the government affair data supervision model in combination with each calculation result and supervision result.

The invention provides a large-model multi-agent interaction coordination system, method and server, and relates to the technical field of agent coordination control, the large-model multi-agent interaction coordination system provided by the invention comprises a user access layer, an agent service layer, a protocol layer, a capability layer and a data layer; request information can be obtained through a user access layer; the intelligent agent service layer comprises an intelligent agent dispatching center and a plurality of intelligent agents communicating with the intelligent agent dispatching center, and the plurality of intelligent agents exchange data through the protocol layer; the agent service layer carries out instantiation decomposition on the request information to obtain a subtask agent to execute a subtask and generate feedback task data; the task data fed back by each agent is summarized to obtain the feedback information corresponding to the request information, and the feedback information is displayed in the user access layer, so that the whole system can realize efficient collaboration and cooperation of multiple agents, the ability of the whole system to deal with complex tasks is improved, and the problem solving efficiency is greatly improved.

A system and method may generate a normalized protocol model that leverages heterogeneous distributed ledger technology and is interoperable across different blockchain networks that may initially use different network protocols. The model may be generated by leveraging neuro-symbolic artificial intelligence (AI). The model that is generated may be based on the different network protocols that are in use at the different blockchain networks. The model may be adopted by the blockchain networks upon the blockchain networks providing unified consent to its adoption. The model may be required to be implemented by each of the different blockchain networks. The consensus to adopt the model may be recorded in one or more smart contracts. Copies of the smart contracts may be stored at the blockchain networks. The normalized protocol model may allow electronic transaction, data exchanges, and communications to be performed across blockchain networks and recorded in a heterogeneous distributed ledger.

The invention relates to a device for adjusting the steering feedback, in particular of a vehicle, a steer-by-wire steering system, and a means of transportation. The device comprises a magnetrheological powder brake acting on a rotational movement of a steering device, a magnetic field generation device configured to generate a total magnetic field acting on the magnetrheological powder brake, and a control device connected to the magnetic field generation device for the exchange of electrical energy, wherein the control device is further connected to at least one sensor data exchange unit.wherein the magnetic field generating device comprises a first coil inducing a first magnetic field and a second coil inducing a second magnetic field, and the control device excites the first coil and / or the second coil, depending on a current driving situation determined by the at least one detection unit, to generate the respective first magnetic field and / or second magnetic field, wherein the first magnetic field and the second magnetic field interact to form the overall magnetic field, such that the steering feedback is adjusted by means of the overall magnetic field acting on the magnetrheological powder brake.