464 results about "Communicating Junction" patented technology

The present disclosure relates to communication methods, apparatus, devices, space-based platforms, and storage medium. In one example method, a space-based platform establishes, based on a preset time rule, a communication connection with a machine type communications (MTC) device located in a first area. After the communication connection is established, the MTC device sends first information to the space-based platform, so that the space-based platform sends the first information to a communications device located in a second area.

The invention discloses an anti-misoperation method and system suitable for a novel power system. The anti-misoperation method comprises the steps of intelligent anti-misoperation terminal automatic forced locking, remote control forced locking and mechanical interlocking forced locking. Electrical misoperation is prevented mainly by monitoring the states of primary and secondary equipment of an electric power system in real time, establishing communication connection, setting forced locking and the like. Basic subsystems including Internet of Things anti-misoperation control, intelligent electronic two-ticket operation management and control, intelligent tool management, intelligent lock control, maintenance isolation locking, field operation management and control and the like are included, and the safety of power equipment and the operation normalization of personnel are ensured. And meanwhile, advanced systems such as digital twin error prevention, intelligent personnel management and control and a remote intelligent control subsystem are covered, and the monitoring efficiency and the emergency response capability are improved by utilizing technologies such as 5G and AI. Misoperation of the power system can be prevented, the efficiency and safety of switching, overhauling and operation and maintenance operation are improved, and safe and stable operation of the novel power system is ensured.

According to the unified communication system provided by the invention, the stable communication connection between the client and the platform is realized through the end-side SDK module, the underlying protocol difference is shielded, and the complexity of multi-protocol adaptation is reduced. The registration center module and the service discovery middleware work cooperatively to perform automatic registration and health check on the service instance, so that the health state of the routing target node is ensured, the request is prevented from being distributed to the fault instance, and the reliability of the system is improved. The load balancing service module serves as a unified communication entrance, processes all flows in a centralized manner, reduces the number of externally exposed ports of the system, shrinks a network attack surface, and enhances security. The platform SDK module provides an interactive interface for the service platform, so that the service platform does not need to care about complex communication details, and the service development efficiency and the system maintainability are improved. The management service web platform provides a centralized visual management and control interface for all the modules, convenient management of plug-ins, SDKs and system configuration is achieved, and the operation and maintenance difficulty is reduced.

The invention provides a safety starting method, device and equipment and a readable storage medium, and the method comprises the steps: responding to a request for starting chip firmware, and building communication connection with a safety chip through inter-core communication; obtaining a trusted key root from the security component according to the security chip, and performing mutual challenge authentication with the security chip; according to a mutual challenge authentication with the security chip, a mutual legal authentication result is obtained, and the security chip is requested to start security signature verification; and starting the chip firmware according to a result fed back by the security chip that the signature verification is legal through security starting of the security component. Through the technical scheme of the specification, the isolation security component forms a hardware-level protection island, the risk of physical detection or bypass attack is eradicated, the security chip agents all operations to ensure that the root key cannot be directly accessed by the main MCU, the two-way challenge authentication is combined with the dynamic session key to realize tamper-proofing of inter-core communication, and on the premise of completely eradicating the tamper-proofing process from being hijacked, the security of the main MCU is improved. And the starting reliability and timeliness of the chip are ensured.

The invention provides a power consumption adjusting method and device, electronic equipment, a system and a chip, and the method comprises the steps: building communication connection with slave equipment based on an SPI bus, enabling the SPI bus to be obtained by multiplexing an existing target physical pin, enabling the target physical pin to have a data interaction function with the slave equipment, and enabling the target physical pin to be connected with the slave equipment; the control command is sent to the slave device based on the SPI bus, so that the slave device generates the power consumption information corresponding to the control command, the power consumption is adjusted based on the power consumption information in response to the power consumption information received through the SPI bus, and data interaction with the slave device is realized by multiplexing the existing target physical pin based on the SPI bus, so that the compatibility with different types of PMICs is improved; therefore, refined power consumption adjustment is realized.

The invention provides a DPU-based remote direct memory access queue pair state machine implementation method and device, and the method comprises the steps: creating a flag bit, and setting the value of the flag bit according to each state of a queue pair state machine, so as to achieve state switching; creating a queue pair, and entering a reset state; configuring attributes of a queue pair, and switching to an initialization state; setting parameters of a receiving end, and switching to a ready receiving state; establishing communication connection, setting parameters of a sending end, switching to a ready-to-send state, and executing remote direct memory access operation so as to perform data transmission; if all the data in the sending queue is sent, switching to a sending completion state; if the sending queue has an error, switching from a sending preparation state or a sending completion state to a sending error state; if the queue pair has an error, switching from the current state to the queue pair error; and switching to a reset state after processing an error. According to the method, the flexibility and expansibility of the system are improved, and the processing efficiency of error and abnormal conditions is improved.

The invention provides a bus interconnection system, a signal processing method and a server, and relates to the technical field of computers. In the bus interconnection system, the port of the bus switch can be expanded by using the channel aggregation module on the premise of ensuring that the interconnection topology is formed between the processor and the peripheral equipment, the interconnection topology is formed between the peripheral equipment, and the communication connection can be established between the processor and the peripheral equipment, and the communication connection can be established between the peripheral equipment; and the number of peripheral equipment which can be accessed to the bus switch can be effectively expanded. Therefore, a plurality of bus switches can be prevented from being mutually connected to form the interconnection topological structure, the interconnection topological structure can be simplified, the system complexity can be reduced, and the port utilization rate of the bus switches can be improved.

The embodiment of the invention discloses a virtual-real linkage experiment system based on digital twinning. The virtual-real linkage experiment system comprises hardware experiment equipment and computer equipment for operating a virtual simulation platform. The hardware experiment equipment comprises a simulator and a plurality of pluggable function modules. And the simulator is in communication connection with the virtual simulation platform through a computer equipment communication interface and communicates with each functional module. And the virtual simulation platform runs the virtual simulation model, receives an operation instruction input by a user through the computer equipment input assembly, performs logic simulation, updates the simulation state of the virtual simulation model, generates simulation state information and sends the simulation state information to the simulator. The simulator converts the simulation state information into a driving signal, drives the corresponding function module to update the physical state, and collects the physical state of each function module to obtain physical state information. The physical state is generated by operation of a user on the corresponding functional module or by the functional module responding to the driving signal. And the virtual simulation platform updates the simulation state of the virtual simulation model according to the physical state information.

An embodiment of the present application comprises: transmitting a first communication handshake request to a server, the first communication handshake request carrying first negotiation object identification information; receiving a first response message returned by the server in response to the first communication handshake request, and analyzing the first response message, so as to obtain second negotiation object identification information; when the first negotiation object identification information is not matched with the second negotiation object identification information, transmitting a second communication handshake request to the server, the second communication handshake request carrying the second negotiation object identification information, and the second communication handshake request being used for triggering the server to establish a communication connection with a client on the basis of a negotiation object corresponding to the second negotiation object identification information; and receiving a handshake success notification message returned by the server.

According to the verification method based on Ethernet end-to-end communication, the storage medium and the electronic equipment disclosed by the invention, the initial configuration operation is firstly executed, the communication connection between the test end and the tested equipment is established, then the verification request message is sent to the tested equipment, and the test report is generated based on the response message returned by the tested equipment. The end-to-end communication verification method and system can achieve systematic verification of end-to-end communication, can simulate an actual operation scene, automatically detect and record communication abnormity, counter logic errors, boundary values and CRC verification errors and generate a test report in a high-load, high-concurrency and multi-service-flow parallel complex network environment, improves the automation degree and efficiency of the test, and improves the test efficiency. Dependence on artificial experience is reduced, and stability and reliability of an end-to-end communication mechanism under extreme working conditions can be quantified.

The invention provides a communication system and a communication method used between multiple nodes and I2C equipment, and relates to the technical field of servers. The system is arranged in I2C equipment and comprises a CPLD (Complex Programmable Logic Device) module, a multiplexing switch module and a plurality of connectors, and the connectors are connected with a BMC (Baseboard Management Controller) and the CPLD module of a node to form a direct connection channel of the BMC and the CPLD; the multiplexing switch module is connected with the CPLD module, and the connector is also connected with I2C equipment through the multiplexing switch module; the CPLD module receives a permission request instruction of a multi-node BMC to an I2C bus through a direct connection channel, generates a channel selection instruction for indicating to gate a channel between a target BMC and I2C equipment, and sends the instruction to the multiplexing switch module; and the multiplexing switch module only gates the communication connection between the target BMC and the I2C equipment based on the instruction, so that the problem of I2C bus abnormity caused by communication arbitration of a plurality of BMCs is effectively avoided.

The embodiment of the invention relates to the technical field of communication, in particular to a baud rate detection method, a control device and a storage medium, the method is applied to the control device, the control device is in communication connection with an upper computer through a communication interface, the upper computer is used for sending a baud rate detection frame to the control device, and the control device comprises a first counter. The method comprises the steps that a first count value of a first counter is acquired, the first count value represents a target period of a control device receiving a baud rate detection frame, the control device adopts the number of system clocks to represent the target period, and the baud rate of a communication interface is acquired based on the first count value. According to the embodiment of the invention, the target period of the control device for receiving the baud rate detection frame is obtained by counting through the first counter, so that the baud rate of the communication interface is detected, the baud rate detection precision is improved, the baud rate detection error of the communication interface can be reduced, and the user experience is improved.

The invention discloses a security-level DCS redundant communication system, a communication method, equipment and a medium, and relates to the technical field of communication. The system comprises a first TU control station and a TU control station executing a gateway function, wherein the TU control station executing the gateway function comprises a second TU control station and at least two Ethernet communication modules arranged on a main control box backboard of the second TU control station; wherein the first TU control station and the second TU control station are in communication connection through a one-way receiving link, and the Ethernet communication module adopts a parallel working mode and respectively establishes communication connection with a non-security-level DCS side gateway to form a redundant communication link between the TU control station executing a gateway function and the non-security-level DCS. Redundant communication and fault link switching under the condition that a non-security-level DCS does not need to be transformed are achieved.

The invention belongs to the field of box-type substation fault detection, relates to an information fusion technology, is used for solving the problem that the accuracy of a detection result cannot be guaranteed due to the fact that only a single fault diagnosis mode is adopted for fault detection in the prior art, and particularly relates to a box-type substation 5G intelligent information fusion system which comprises an information fusion platform. The information fusion platform is in communication connection with a box transformer fault detection module, a detection verification module and an instant decision module; the box-type substation fault detection module comprises an electrical detection unit and a waveform detection unit, the electrical detection unit is used for performing electrical fault detection on the box-type substation, and the waveform detection unit is used for performing current waveform detection on the box-type substation; the electrical state of the box-type substation is comprehensively monitored, the winding overheating hidden danger can be found in time through dynamic temperature rise calculation, and the problem of insulation degradation or sealing failure can be accurately recognized in combination with partial discharge and gas concentration detection.

The invention discloses a cross-device resource sharing method and an electronic device, and relates to the technical field of electronic devices. The convenience and intelligence of cross-device resource sharing can be improved. The method comprises the following steps: when a first electronic device displays a first interface of a first application, in response to a detected resource sending gesture, sending an indication message to at least one electronic device; wherein the first content is displayed in the first interface, the resource sending gesture is used for indicating the first electronic equipment to share resources with other electronic equipment, the resource sending gesture is a gesture not in contact with a display screen of the first electronic equipment, and the indication message is used for indicating that the first electronic equipment is about to share the resources. The first electronic device may send the first content to a second electronic device of the at least one electronic device based on a communication connection with the second electronic device.

Methods, systems, and devices for connection setup in an orbital angular momentum (OAM)-based communication system are described. A first device and a second device may establish an OAM communications connection between the devices. The first device and the second device may exchange a series of messages over a downlink communications link and an uplink communications link according to an OAM mode. Based on OAM related parameters or OAM related information included in the messages, the first device and the second device may achieve a successful directional alignment (co-axial alignment) between the first device and the second device. The first device and the second device may determine one or more orbital angular momentum modes for communication between the first device and the second device based on the establishing the directional alignment.

The embodiment of the invention provides an accessory anti-lost reminding method and device, a storage medium, electronic equipment and a system, and the method comprises the steps: responding to the disconnection of communication connection, and obtaining the current position of the electronic equipment; if the current position is the preset scene, acquiring the working duration of the accessory before the communication connection is disconnected and the current moving speed of the electronic equipment; and if the working duration is less than the preset duration and the current moving speed is greater than the preset speed, carrying out anti-lost reminding. Multiple judgments are made according to the current position of the electronic equipment, the working duration of the accessory and the current moving speed of the electronic equipment, and when the current position is in the preset scene, the working duration of the accessory is smaller than the preset duration, and the current moving speed of the electronic equipment is larger than the preset speed, the accessory can be moved. If it is judged that the risk of losing the accessory is high, the electronic equipment carries out anti-lost reminding, the accuracy of anti-lost reminding can be improved, and the false alarm rate can be reduced.

The invention relates to the technical field of electric power, in particular to a power supply zero-sensing switching method and system based on phase real-time tracking, and the method comprises the following steps: collecting the communication connection state of each inverter node in a micro-grid group, constructing a communication topology model of the micro-grid group, and analyzing a sparse communication connection relationship among the nodes in the communication topology model, and generating a Laplacian matrix reflecting node connectivity according to the sparse communication connection relationship. According to the method, the system state can be comprehensively evaluated from the two dimensions of external alignment precision and internal stability, and misjudgment caused by a single index is avoided. Dual errors are input into a switching stability evaluation model to calculate a stability index, and a switching instruction is generated only when the index exceeds a grid-connected permission threshold value, so that quantitative decision and strict control of a grid-connected opportunity are realized, and the micro-grid and a main grid are highly synchronous in phase and frequency at the moment that a circuit breaker is closed; and transient impact and circulation at the switching-on moment are eliminated.

The invention discloses a communication module test method, device and equipment, a medium and a computer program product, and the method comprises the steps: detecting whether a test flag bit of a communication module is set or not in response to a test instruction; if the test flag bit is not set, loading and running an application program and a test program of the communication module; wherein the test program and the application program are stored in a decoupling manner, and the test program is stored in a non-application program partition of the communication module; based on the communication connection between the interface to be tested of the application program and the shadow interface of the test program, the application program is tested, after the test is passed, the storage space occupied by the test program and the system operation resources are invalid, and the test mark position is set. According to the invention, the complexity of the communication module software test can be effectively reduced, the test coverage is enhanced, the stability of the module software is improved, and the space utilization rate of the module can be improved.

The invention provides a communication method and device based on a global load, a storage medium and electronic equipment. When the method is applied to a first leaf switch in the leaf-ridge topology network, the leaf-ridge topology network further comprises a plurality of ridge switches and a second leaf switch. In the method, congestion information of a plurality of first ports in a first leaf switch is acquired, and the plurality of first ports are used for being in communication connection with a plurality of ridge switches; receiving state information from each ridge switch; wherein the state information comprises congestion information of a second port in the corresponding ridge switch, and each ridge switch is in communication connection with the second leaf switch through the second port of the ridge switch; and determining an optimal sending port of the target information from the plurality of first ports according to the congestion information of each first port and the congestion information of the second port in the corresponding ridge switch. Therefore, when the sending port is selected, the load information in the global range is combined, and the communication quality problem caused by local congestion can be remarkably reduced.

Embodiments of the present disclosure relate to a communication method, a terminal, a network device, a communication system, a medium, and a program product. The communication method can be applied to the terminal. The method comprises: in the case of a connection failure, on the basis of a first rule, using at least one of a first candidate configuration and a first key to perform communication connection recovery. In this way, in the embodiments of the present disclosure, the terminal and the network device determine, on the basis of the first rule, at least one of the first candidate configuration and the first key used during the communication connection recovery, so that the terminal and the network device have consistent understanding of the at least one of the first candidate configuration and the first key, thereby increasing the probability of communication connection recovery and improving communication connection security.

The invention provides an electronic equipment processing protection device and method. The device comprises a positioning mechanism, a shielding mechanism and a guiding mechanism; the shielding mechanism comprises a cover plate, a carrying frame and a transferring mechanism, the cover plate is arranged on the carrying frame, the carrying frame is connected with the transferring mechanism, and the cover plate is provided with a notch communicating with the lower machining area; the guide mechanism comprises a controller and a detection device, the controller is in communication connection with the detection device and the transfer mechanism, the detection device is used for detecting the projection position of the notch on the electronic equipment, and the controller guides the movement of the transfer mechanism according to the detection value of the detection device, so that the notch is matched with the machining area. According to the protection device, the gap between the cover plate and the electronic equipment is remarkably reduced or eliminated, the reject ratio of products is reduced, the positioning precision and the machining consistency are improved, manual intervention is reduced, and the requirement for batch automatic production is met. In addition, the method can adapt to electronic equipment with different sizes, shapes and processing area distribution.

The invention discloses a function detection system and method of an RS232 interface and a storage medium, the system comprises a detection jig and a detected device, and the detected device comprises the RS232 interface; the detection jig comprises a control module, a communication module and a negative pressure detection module. The first side of the communication module is connected with the control module, and the second side of the communication module is connected with the RS232 interface; the first side of the negative pressure detection module is connected with the RS232 interface, and the second side of the negative pressure detection module is connected with the control module; wherein the communication module is used for detecting the communication connection condition of the detected equipment and the detection jig to obtain a first detection result; the negative pressure detection module is used for detecting the detected equipment to obtain a second detection result when the first detection result comprises successful communication connection; and the control module is used for determining a target detection result according to the second detection result. According to the embodiment of the invention, the reliability of the function detection result of the RS232 interface can be improved.

The application provides a substation-oriented anchor point timestamp calibration method and related device, which is applied to a collection terminal in a substation monitoring system, the substation monitoring system further comprises a master clock and a sensor in communication connection with the collection terminal, and the method comprises the following steps: determining a drift parameter of a local crystal oscillator of the collection terminal according to a clock offset sequence between the collection terminal and the master clock in a plurality of continuous synchronization periods; correcting a sampling counter in the collection terminal by using the drift parameter; if a transient partial discharge signal is detected according to a data frame sequence collected by the sensor on a target metal pipeline in the substation, a dynamic anchor point is established at a triggering moment of the transient partial discharge signal; and based on the dynamic anchor point, the generated sampling count sequence after correction and a time reference of the collection terminal, a data frame related to the transient partial discharge signal in the data frame sequence is timestamped. The accuracy of timestamping is improved.

The invention relates to the technical field of mining equipment networking, and discloses a mining equipment communication network based on cascade CAN topology. The mining equipment communication network comprises central control equipment and one or more relay expansion devices, each mining equipment comprises two CAN interfaces, and the central control equipment and the multiple mining equipment are sequentially connected to form an information downlink main link with an information flowing direction. The relay expansion device can be arranged between any two mining devices in any information downlink main link, the relay expansion device and the multiple mining devices are connected in sequence to form an information downlink expansion link with an information flowing direction, and the relay expansion device adjusts the communication connection state of each structure according to actual communication requirements. The mining equipment communication network can be applied to application scenes of undermining roadways. The invention further discloses a mining equipment communication method, device and system based on the cascade CAN topology.

The invention provides a decentralized micro-front-end routing management method and device and electronic equipment, which are applied to a main application in a micro-front-end architecture, and are characterized in that an application identifier and routing information corresponding to each sub-application are received and registered, and a routing rule comprising a mapping relationship between each sub-application and a corresponding uniform resource locator is defined; receiving a target uniform resource locator sent by the routing jump initiator sub-application, determining a target application identifier and a corresponding target sub-application according to the target uniform resource locator and a routing rule, and loading the target sub-application; sending the target application identifier to a routing jump initiator sub-application; and establishing a communication connection with the target sub-application through the routing jump initiator sub-application according to the target application identifier, and executing the corresponding routing information by the target sub-application to perform routing jump processing. Through a decentration mode, centralized processing and distribution of routing information can be reduced, and delay of routing jump is reduced so as to improve performance.

The utility model relates to the technical field of semiconductors, in particular to a vertical moving device for semiconductor equipment and the semiconductor equipment, and solves the problem that the vertical moving device is low in control accuracy for vertical movement of the vertical moving device. The device comprises a transmission assembly, a driving source assembly, a magnetic railing ruler and a control assembly. The driving source assembly is connected with the transmission assembly and can drive the transmission assembly and the materials to move in the vertical direction. The driving source assembly is provided with an output shaft and an encoder, the encoder can collect rotation information of the output shaft, and the rotation information can be converted into first position data of materials. The magnetic railing ruler is connected with the transmission assembly and can collect second position data of the materials when the materials move in the vertical direction. The control assembly is in communication connection with the encoder and the magnetic railing ruler and can control the driving source assembly to operate or stop based on the difference value of the two pieces of position data. According to the device, the encoder and the magnetic railing ruler are used for detecting and controlling the vertical movement of the device, and the control accuracy is improved.

The invention provides a communication connection adjustment method and device, electronic equipment and a storage medium, and the method comprises the steps that first communication equipment determines a received signal strength indication of a communication signal received from second communication equipment, and determines a data packet error rate of the communication signal received from the second communication equipment; determining a target communication parameter according to the received signal strength indication and the data packet error rate; and adjusting the communication connection between the first communication device and the second communication device according to the target communication parameter. According to the embodiment of the invention, the PER is used as a core link quality evaluation index, a cooperative discrimination mechanism is formed with the RSSI, two typical link states of high signal strength but obvious interference and low signal strength but stable transmission are effectively distinguished, the problem of misjudgment caused by only depending on RSSI evaluation in the prior art is solved, and the accuracy of rate switching decision and the environmental adaptability are improved.

The invention discloses a terminal test system and method based on a DL / T698 protocol. The system is composed of a master station platform, a to-be-tested terminal, a virtual electric meter, a virtual router and a data driver. The master station platform integrates a master station control module, a test case module, a configuration and control module, a communication management module and the like to realize test instruction initiation, parameter configuration, data interaction and result judgment; the virtual electric meter simulates a real electric energy meter to generate standardized data, the virtual route guarantees message transmission between the terminal and the communication connector, and the data driver provides a standard data model for result verification. The test method comprises a plurality of stages of pre-configuration and environment establishment, test case construction and data preparation, test step code conversion and assertion setting, test execution and result feedback and the like. According to the invention, the test efficiency can be greatly improved, the labor cost is reduced, and the test accuracy and reliability are improved.