1066 results about "Two-way communication" patented technology

The invention discloses a server cooperative control method, a storage medium and electronic equipment, and relates to the technical field of firmware, and the method comprises the steps: employing a programmable logic device to actively take over the control authority of target equipment based on the operation parameters of a sensing device in a server starting stage, stable operation of equipment before initialization of the substrate management control device is not completed is ensured, a mechanism that a preset communication link and the substrate management control device are subjected to interactive verification is adopted, and the functional integrity and communication reliability of the substrate management control device during permission transfer are ensured through bidirectional communication verification. A dynamic permission recovery strategy based on real-time anomaly detection is adopted, control right reverse switching is triggered through a sensing device and communication link state dual monitoring mechanism, and the purpose of actively taking over equipment management responsibilities when a substrate management control device runs abnormally is achieved. Therefore, double improvement of system fault self-healing capability and equipment control continuity is realized, and the problem of difficulty in cooperative control among heterogeneous units is solved.

The present invention discloses a method and system for detecting and tracing medicinal and edible ingredients based on blockchain, which relates to the technical field of food safety traceability, including a detection module, a data acquisition module, a blockchain storage module, a smart contract module, a credit evaluation module and a user interaction module, wherein the detection module generates structured data and transmits it to the data acquisition module, the data acquisition module is connected to the blockchain storage module through a database communication protocol, the blockchain storage module is connected to the smart contract module through a rule base communication protocol, and the credit evaluation module is connected to the smart contract module and the user interaction module through a two-way communication interface. The present invention realizes decentralized data storage and exception handling functions by designing a blockchain storage module and a smart contract module, eliminates data tampering caused by manual intervention, improves system automation and credibility, and improves food safety guarantee efficiency.

The invention relates to the technical field of power system communication, in particular to a protocol conversion and communication adaptation system for an optical storage and charging grid-connected device. Comprising a protocol conversion unit used for dynamically analyzing heterogeneous protocols of a photovoltaic inverter, an energy storage converter, a charging pile and power grid side equipment; a communication adaptation unit; an energy collaboration unit; a power grid interface unit; and a man-machine interaction unit. According to the method, the protocol mapping rule base is dynamically updated through the plug-in type architecture module and the machine learning algorithm, self-adaptive analysis of multiple heterogeneous protocols and variant protocols is achieved, the protocol analysis accuracy and generalization ability are improved, and the problem that a traditional static rule base is insufficient in adaptability to non-standard protocols is solved; according to the invention, the distributed edge computing architecture is adopted to construct the bidirectional communication link, so that the real-time performance and security of the communication link are improved, and the defects of high data delay and incomplete security mechanism in the traditional communication architecture are improved.

A device may receive, at a server system, a free-form query. The device may select two-way communication history records from a database associated with the free-form query to identify selected history records. The device may generate individual summaries of individual history records of the selected history records by processing a set of corresponding individual history records using a chunking algorithm, constructing language responses from outputs of the chunking algorithm using a large language model, and aggregating the language responses. The device may process the language responses using the large language model to generate an individual summary for corresponding individual history records.

The invention provides a robot teleoperation method and system based on virtual reality and digital twinning, and particularly relates to the technical field of man-machine collaborative intelligent manufacturing and assemblation.The scheme comprises the steps that an industrial robot and wearable equipment are started; establishing a two-way communication connection between the virtual environment of the wearable device and the industrial robot, and rendering the virtual robot of the wearable device in the virtual environment; and inputting the target pose operation instruction into the virtual robot, responding to a received target motion track planned by the wearable device according to the target pose operation instruction, and controlling the industrial robot to execute an operation task according to the motion track. According to the scheme, information interaction between an operator and the robot can be achieved, so that immersive real-time robot teleoperation is achieved through instant and accurate operation commands and field feedback, and the teleoperation precision of complex tasks and flexible operation tasks can be remarkably improved.

The invention discloses a gate control method and system based on an intelligent valve positioner, and relates to the technical field of gate dynamic control, and the method comprises the steps: setting parameters based on the intelligent valve positioner, dividing a valve into a plurality of intervals according to the parameters, and setting an independent PID parameter for each interval; the PID parameter is substituted into the optimized PID controller to generate a control signal; performing dead-zone compensation on the control signal, and generating a final control signal by combining the control signal; and valve control is conducted according to the final control signal. The two-way communication capability of the HART protocol is fully utilized, so that an operator can accurately adjust various parameters of the valve in a remote control room, and the parameters comprise key indexes such as flow characteristics, split-range control setting and stroke range. The remote control not only improves the convenience of operation, but also enables a control room to master the working state, operation parameters and alarm information of on-site electrical equipment at any time through a real-time data transmission function.

The present invention discloses a remote operation and maintenance control method and system in a dual interactive mode, which relates to the field of remote operation and maintenance control technology, including: establishing a remote two-way communication connection, collecting substation data for pre-processing; judging the equipment status to determine the execution strategy; comparing the result with the preset standard configuration according to the result, triggering the corresponding rollback or repair operation; analyzing the abnormal state of the equipment, generating a fault diagnosis report; establishing an early warning mechanism based on the diagnosis report, and dynamically adjusting the early warning response by classification. The present invention adopts a multi-level control mechanism to dynamically adjust the execution strategy during the task execution process. When multiple tasks are concurrent, resources are automatically allocated through task scheduling and priority control. Effectively improve the response speed and processing efficiency of the operation and maintenance system. After each task or fault processing, the system automatically archives the operation results to the log database, and adjusts future strategies according to the task execution effect.

The invention discloses a communication method for an enterprise network and remote router equipment of a DCS (Distributed Control System). A communication adaptation module is arranged at an enterprise network end and comprises a protocol conversion unit, a data encryption unit, a flow regulation and control unit and a timestamp embedding unit; the far-end router equipment end is provided with a corresponding reverse communication adaptation module. Two-way interaction of data and control instructions is realized through a two-way communication link, and a dynamic link detection and repair sub-module is configured to guarantee stability of the link. According to the method, the problems of protocol compatibility, data security, flow regulation and control, time management, link maintenance and the like are solved, the communication efficiency and quality are improved, efficient, safe and stable operation of remote communication and control functions of the DCS in industrial production is ensured, and the method has a good application prospect.

The invention relates to a cross-frame compatible method based on an existing component, which comprises the following steps of: extracting a functional component in an existing front-end frame, separating and packaging business logic and a UI (User Interface) component in an independent project, and abstracting an interface and a method irrelevant to the frame, so that the functional component can be loaded and run in different front-end frames. And packaging the functional component to generate an independent JS file and a resource file, combining the JS file and the resource file into an HTML (Hypertext Markup Language) page to generate an online access link, and embedding the online access link into a target front-end framework to run. Meanwhile, a standardized communication interface is utilized to realize two-way communication between functional components in the host framework and the target framework, and business data transmission and event interaction are carried out. According to the invention, through packaging of the functional component and standardization processing of the abstract interface, the problem that the functional component is difficult to reuse in different frames in the prior art is solved, and the functional component can be flexibly deployed and operated in multiple frames, so that the development workload is reduced, and the expansibility and maintenance efficiency of the system are improved.

The invention provides a multi-core AMP architecture inter-core communication method and system based on a high-security embedded real-time operating system, and the method comprises the steps: respectively operating an authentication version of a Quhua high-security embedded real-time operating system on an AMP heterogeneous multi-core platform, and guaranteeing the real-time performance of a task while providing functional security. And two driving interface mechanisms of IPC Not ify and IPC RPMsg are provided, so that the real-time performance of inter-core communication of the multi-core AMP architecture is improved. The IPC Not ify transmits messages based on the HW mailbox of the HW fifo and interrupts the receiving of core messages, and has low time delay; and a heterogeneous multi-core synchronization function is supported, so that a user does not need to concern the starting sequence of the AMP heterogeneous multi-core system and mainly focuses on development of inter-core communication application programs of the user. The IPC RPMsg provides a two-way communication link based on a channel between the cores, and supports large data volume communication interaction between the cores. A universal shared memory area is configured, and a spinlock technology is adopted to synchronize multi-core operation and prevent multi-core access conflicts. A method for sharing the same physical device by multiple cores is provided, and the problem of insufficient device hardware resources is solved.

The invention discloses a protocol method for realizing intelligent connection of a PLC (Programmable Logic Controller) with an AI (Artificial Intelligence) large model, which relates to the technical field of industrial automation, and comprises the following steps: in a PLC system, configuring an MCP client module by defining basic parameters of an MCP, and embedding a context management module in the MCP, the basic parameters comprising a data format, a communication protocol and a security mechanism; and establishing a bidirectional communication channel between the PLC and the AI system based on the configured MCP client module. According to the protocol method for intelligently connecting the PLC with the AI large model, seamless connection between the PLC and the AI system is achieved by defining a unified data format, a communication protocol and a security mechanism, the complexity and the error rate of data transmission are reduced, the overall data transmission efficiency is improved, and the method is suitable for popularization and application. The context management module embedded in the MCP can store and manage historical data, so that the AI system can make intelligent decisions based on comprehensive data, and the accuracy is improved.

A barrier operating system includes a barrier operator configured to emit a charging signal and configured to open and close a movable barrier. The system also includes a wireless obstruction detection system comprising: a transmitter detector and a receiver detector. The transmitter detector includes a battery; a transmitter configured to transmit an IR beam; a communication module in wireless two-way communication with the barrier operator; and an energy harvester configured to receive the charging signal and direct power to the battery of the transmitter detector. The receiver detector includes a battery; a receiver configured to receive the IR beam from the transmitter; a communication module in wireless two-way communication with the barrier operator; and an energy harvester configured to receive the charging signal and direct power to the battery of the receiver detector.

BLE audio broadcasting methods, and devices are described. The BLE audio broadcasting method applied to one slave device of a BLE audio broadcasting system comprises: performing a BLE audio data broadcast communication with the master device in a plurality of consecutive isochronous intervals by the slave device; and performing a periodic advertising communication with reverse control with the master device based on a periodic advertising channel within one or more target isochronous intervals being one or more of the consecutive isochronous intervals. The periodic advertising communication with reverse control comprises: determining whether the present slave device is a target slave device that requires a reverse communication; and transmitting a reverse communication data based on the periodic advertising channel in one or more shared reverse control time slots in the one or more target isochronous intervals without need for the master device to allocate an exclusive time slot for the present salve device when the present slave device is determined to be the target slave device, wherein the one or more shared reverse control time slots can be occupied by any one of the slave devices when transmitting the reverse communication data. The present invention can realize reverse control and bi-directional communication of point-to-multipoint audio broadcast communication when information of the slave devices is uncertain, thereby enhancing controllability of the BLE audio broadcasting system.

The invention discloses a time delay compensation control method and system for two-way communication of a repeater, particularly relates to the technical field of repeaters, and is used for solving the problem of signal time delay distortion caused by polarization mode dispersion in an optical fiber link. By using polynomial fitting and a frequency domain interpolation algorithm and combining a polarization state time delay spectrum chaos degree index and a phase high-order dynamic variable rate index, the complexity of the model is dynamically adjusted, an accurate nonlinear time delay model is generated, and the defect of nonlinear time delay modeling in a traditional method is overcome; the time delay compensation amount is reversely calculated based on the model and mapped into a phase predistortion parameter, a full-band time delay gradient compensation matrix is formed, and the time delay dispersion effect in an optical fiber link is effectively compensated through phase predistortion; therefore, the flattening correction of the broadband signal time delay is realized, the demodulation performance of the receiving end signal is improved, the communication quality of the repeater in a high-frequency and large-bandwidth scene is ensured, and the high-precision service requirement is met.

The invention provides a Bluetooth low-power-consumption audio broadcasting method, and a master device and one or more slave devices of a Bluetooth low-power-consumption audio broadcasting system also perform periodic advertisement communication with reverse control based on a periodic advertisement channel within a target equal time interval, the target slave device sends reverse communication data based on a periodic advertisement channel in a shared reverse control time slot of a target equal time interval under the condition that the master device does not need to distribute an exclusive time slot for the target slave device; the target equal time interval is at least a part of equal time intervals in the plurality of continuous equal time intervals, and the shared reverse control time slot is a time slot which can be occupied by any slave device when transmitting reverse communication data. Compared with the prior art, the embodiment of the invention can realize single-point-to-multipoint audio broadcast reverse control and two-way communication under the condition that the equipment information is uncertain, so that the controllability of the system is improved.

BLE broadcast communication methods, systems, and devices are described. A BLE broadcast communication method is applied to a master device. The master device configures a reverse communication enable instruction in the BIS packet to indicate whether a reverse communication is permitted in a current isochronous interval while the master device performs a broadcast communication with one or more slave devices. Moreover, a shared reverse control time slot is provided in the isochronous interval. If the reverse communication is permitted in the current isochronous interval, any one of the slave devices requiring the reverse communication may transmit the reverse control packet based on the isochronous channel in the shared reverse control time slot, and the master device may receive the reverse control packet in the shared reverse control time slot without the need to allocate an exclusive time slot for each slave device for reverse communication, thereby realizing functions of bi-directional communication and the slave device controlling the master device when information of the slave devices is uncertain, and improving controllability.

The invention discloses a safe operation system and a safe operation method of a space-ground integrated rescue vehicle, which are used for the rescue vehicle working in a complex disaster environment and ensure stable and reliable two-way communication connection between the rescue vehicle and a command center by establishing an intelligent switching mechanism of a low-orbit satellite main link and a ground network standby link. Real-time transmission of key instructions and field information is guaranteed, and a foundation is laid for safe operation. Advanced risk early warning is achieved through a space-ground cooperation mechanism, dynamic decision making and path planning are carried out by integrating satellite information and local sensor data, and the global adaptive capacity of the rescue vehicle to the complex disaster environment is improved. Satellite pre-sensing information is combined with a local decision, and a pre-control instruction is generated to act on a drive-by-wire chassis, so that the rescue vehicle can smoothly deal with hidden or developmental risks in advance, and the driving safety and stability are improved.

The invention discloses an automatic joint debugging acceptance system for a power distribution automation terminal, and relates to the technical field of power system automation. A multi-protocol communication module is in bidirectional communication with a main control module and an intelligent test execution module, so that three-way data interaction among a main station system, the power distribution terminal and a test device is realized; after receiving the instruction of the main control module, the intelligent test execution module outputs an analog quantity / state quantity signal conforming to the terminal interface standard through a self-adaptive quantity adding unit, and applies test excitation to the power distribution terminal through a hot plug type interface array; the data verification engine is directly connected with the multi-protocol communication module, carries out three-level verification on feedback data of the master station, and transmits a verification result back to the master control module to trigger strategy iteration; the cloud co-processing unit obtains verification data through the main control module and executes cross-regional task scheduling and block chain evidence storage operation, the long-standing problems of low efficiency and low precision of power distribution terminal joint debugging acceptance are solved, and key technical support is provided for construction of an intelligent power system.

The invention discloses an electric pump control method and system based on instruction perception, and relates to the technical field of electric pump control, comprising: starting a voice recognition module, a wireless communication module and a sensor acquisition module, and establishing a bidirectional communication link with a remote controller; an AI-driven noise reduction algorithm is adopted to pre-process the environment audio collected by the microphone array, and an improved hidden Markov model is utilized to perform keyword recognition on the pre-processed audio to obtain a voice instruction signal; the remote controller sends a control instruction to a receiving end, analyzes the instruction content, records the current communication channel quality, dynamically adjusts the transmitting power, the frequency hopping strategy or the coding mode according to the channel quality, and ensures stable communication between the remote controller and the electric pump; and the main control unit simultaneously receives a voice command signal and a remote controller command signal, sets a command priority rule in combination with data acquired by the sensor, and executes corresponding operation according to the priority.

The invention provides a multi-modal communication edge aggregation gateway system for a virtual power plant, and the system comprises a smart energy unit which serves as edge gateway equipment and is used for carrying out the bidirectional communication with a user branch load, a distributed energy source and a flexible load; the measurement monitoring unit is arranged on a user branch load loop or a user side equipment end and is used for acquiring power utilization data of a branch line and an equipment operation condition; a multi-mode communication module; and the self-adaptive protocol switching unit is used for dynamically selecting communication protocols and realizing switching among the protocols according to the communication environment parameters, the equipment types and the data transmission requirements. The invention thoroughly solves the problem that the traditional communication system cannot adapt to different application scenes and equipment type communication requirements by adopting a single communication protocol, realizes the goal of dynamically adjusting the communication strategy according to the network environment change, and effectively avoids the phenomenon that the communication quality is reduced or even interrupted.

The invention provides a flow and form decoupling cooperative processing method, and relates to the technical field of business flow management, and the method comprises the steps: constructing a layered architecture, separating a flow control layer from a form service layer, defining a flow node jump rule by the flow control layer based on a BPMN standard, and dynamically defining a form structure by the form service layer through JSON Schema; a form identifier is declarated in the process definition file, a corresponding form template is matched through a dynamic mapping service according to context information, and the context information comprises a process instance state, a user role, a device type and a service type; establishing a data sandbox isolation mechanism, generating a unique data space identifier for each process instance, and managing data access authority through a multi-dimensional isolation strategy of a tenant level, a service level and a process instance level; deploying an event bus communication mechanism, triggering two-way communication between a process engine and a form engine through a predefined event type, and ensuring the consistency of cross-system operation by adopting a transaction compensation mechanism.

The invention discloses a bidirectional communication load node control method and system for power demand response, and relates to the technical field of load control. The bidirectional communication load node control method and system oriented to the power demand response comprises the following steps: S1, acquiring load control communication data, establishing a load control communication database, and preprocessing the load control communication data; s2, evaluating the impact risk of the load breaking behavior of each node on the electrical system, and constructing a load breaking candidate node list and a node number index table; s3, constructing a scheduling priority sequence and executing a load breaking operation, evaluating the disturbance risk of each round of load breaking behavior on the stability of the power system, adjusting a load breaking interval in combination with an evaluation result, and updating the node number index table and the load breaking execution list; and S4, analyzing unit power impact sensitivity characteristics, identifying strategy sensitive nodes, and updating a threshold parameter table. The problems of loop current abrupt change and protection maloperation caused by neglecting node power difference in load breaking control are solved.

The invention discloses a gas turbine assembly training system, and the system comprises a virtual reality host which is internally provided with assembly teaching videos of all parts of a gas turbine and a gas turbine assembly training three-dimensional model. The virtual reality wearable device is in two-way communication with the virtual reality host and is used for playing assembly teaching videos of all components of the gas turbine built in the virtual reality host to students, and the process is a teaching mode; the gas turbine assembly training three-dimensional model is used for gas turbine assembly training through the virtual reality wearable device, and the process is a training mode. The virtual reality technology and the gas turbine assembly process are combined, the real assembly scene of equipment in the real environment is simulated, multiple users can cooperatively assemble the same gas turbine in the same virtual scene, high immersive experience is achieved, meanwhile, the portable virtual reality interactive operation environment is achieved, and the user experience is improved. Accurate, safe and efficient assembly guidance and training are provided for users.

The invention discloses a rehabilitation nursing remote monitoring and transmission system, which comprises the following steps: collecting a plurality of physiological parameters of a user, judging the fluctuation condition of the physiological parameters, automatically sampling data when the parameter change exceeds a set threshold value, identifying state mutation by using an analysis method, and dynamically adjusting a sampling strategy by the system according to an identification result, the system can synchronize processed data and evaluation results between terminal equipment and a remote platform through a two-way communication mechanism, continuous monitoring and stage judgment of the rehabilitation process are achieved, and nursing intervention is assisted. The system has automatic analysis and feedback regulation and control capabilities, and is suitable for remote rehabilitation management scenes.

To enable interactions during a lecture in a virtual space.SOLUTION: An information processing apparatus which provides a lecture in a virtual space includes an interaction processing unit which enables two-way communications between a person who provides a lecture and an auditor. The interaction processing unit executes at least one of auditor question / answer processing and system question issuing processing. The auditor question / answer processing is a process of receiving an auditor question, referring to a QA database that specifies combinations of assumed questions and assumed answers related to the contents of a lecture, selecting an assumed answer having a high degree of association with the auditor question, the assumed answer being associated with an assumed question having a high degree of association with the auditor question, and outputting the selected assumed answer so as to be perceived by the auditor. The system question issuing processing is a process of creating a system question whose correct answer is a matter related to the contents of the lecture, and outputs the system question so as to be perceived by the auditor.SELECTED DRAWING: Figure 1

To facilitate axis matching of signal light to be communicated in a bidirectional manner.SOLUTION: A first optical communication device 10 comprises: a light radiation element 11 which radiates transmission signal light (first communication light L1) toward a second optical communication device 20 of a communication target; a lens 12 on which reception signal light (second communication light L2) from the second optical communication device 20 of the communication target is incident; and a light-receiving element 13 which receives the reception signal light that is condensed by the lens 12. A through hole 12a is provided in the lens 12. The light radiation element 11 is disposed on a virtual line L0 along the through hole 12a so as to perform the radiation while making an axis of the transmission signal light parallel with an optical axis Op of the lens 12 in such a manner that the lens 12 is not irradiated with the transmission signal light, and the light-receiving element 13 is disposed at a position where the reception signal light condensed by the lens 12 can be received in a case where an axis of a center of the transmission signal light radiated from the light radiation element 11 overlaps an axis of a center of the reception signal light incident on the lens 12.SELECTED DRAWING: Figure 1

The invention relates to a fault grading early warning method for an integrated joint, and the method comprises the steps: building a two-way communication architecture of an independent fault diagnosis module, executing multi-dimensional diagnosis through the independent fault diagnosis module, and analyzing a control instruction of an upper-layer system and operation state data fed back by the joint in real time; when it is detected that the motor temperature, the load torque and the vibration frequency spectrum exceed first threshold values, primary early warning is triggered, and control parameters of the joints are dynamically corrected; when it is monitored that the parameter change rate breaks through the boundary of the trend model or reaches a second threshold value, advanced early warning is generated, an optimization instruction set containing a fault positioning map is sent to the upper-layer system synchronously, task priority reconfiguration is triggered, and a self-adaptive protection strategy is issued to the integrated joint. Compared with the prior art, the invention provides an omnibearing, high-precision, real-time and dynamic fault monitoring and early warning solution for the integrated joint.

The invention discloses a load management terminal encryption communication method and system, and relates to the technical field of power load management terminal communication security, and the method comprises the steps: replacing a terminal communication pin through an encryption module, and completing the interface adaptation between a terminal and a master station and the initialization of a data encryption function; an encryption channel is dynamically established based on a national secret algorithm, secret key issuing and authentication are completed through a master station, and the confidentiality of two-way communication is optimized; and carrying out encryption transmission and integrity verification on the data packet, detecting a communication state, and triggering abnormal recovery or encryption channel reconstruction operation. According to the method provided by the invention, through the modular encryption design, large-scale replacement of the existing load management terminal is avoided, and the cost of encryption function upgrading is reduced; the automatic interface identification and encryption protocol loading function greatly reduces the complexity of manual configuration, so that the deployment of terminal encryption upgrading is more convenient and efficient.

The invention relates to the technical field of wireless communication, and discloses a method and a device for constructing a wireless ad hoc network without a signal area based on chain networking, and the method comprises the steps: carrying out the collaborative fusion of an identity label and a communication capability of a node in the chain networking, and obtaining the node capability information of the chain networking; performing relay capability evaluation on a target node in the wireless ad hoc network to obtain a topology construction basis; performing optimization forming on candidate nodes in the wireless ad hoc network to obtain a chain network topology of the wireless ad hoc network; establishing a bidirectional communication link between nodes in the chain network topology to form a preliminary communication network of the wireless ad hoc network; detecting the link communication quality of the preliminary communication network step by step to obtain a hierarchical link state of the wireless ad hoc network; dynamically negotiating a hierarchical link state, and establishing a stable communication path of the wireless ad hoc network; according to the invention, the construction accuracy of the chain networking-based wireless ad hoc network in the non-signal area can be improved.

The present invention are an autonomous parameter change communication synchronization method and system based on an external clock. The method comprises: firstly, two communication parties acquiring the same external clock source signal, and each correcting a local time according to the external clock source signal; secondly, a communication caller autonomously establishing a bidirectional communication link with a communication responder by means of a call response mechanism; then the two communication parties entering an autonomous parameter change communication stage, and changing respective system sending and receiving parameters according to synchronous clock; and at the same time, the two communication parties each performing comparison to determine a time difference value at a parameter change moment in real time, and each correcting a local clock when the difference value is greater than a preset threshold value, thereby maintaining the consistency of the local clocks of the two parties.