240 results about "Parallel communication" patented technology

The invention discloses a block chain multi-node secure communication method for an industrial internet, and the method comprises the steps: constructing a multi-chain cooperation mechanism, and obtaining an inter-chain interaction path table; determining a task partition optimization scheme and inter-chain interaction path update data based on the inter-chain interaction path table; matching an adaptive node resource for each task according to a task partition optimization scheme; determining an encryption mechanism between a cross-chain protocol and a block chain according to the security requirement of the task; constructing a multi-level block chain node hierarchical architecture and an intra-chain and inter-chain communication architecture, and formulating a parallel communication scheduling scheme; formulating a dynamic load balancing strategy based on the node resource use condition and the task execution state; and obtaining the task execution progress and the resource use condition of each block chain node, and adjusting the task scheduling and cross-chain communication path. Through the multi-dimensional collaborative design, the execution efficiency, the resource utilization rate and the communication security of the industrial internet are remarkably improved, and the stability and the reliability in a complex multi-chain collaborative scene are ensured.

The invention discloses a distributed training scheduling and communication optimization method and system of a multi-modal large model on a domestic computing power platform. The method comprises the following steps: virtualizing a heterogeneous computing unit of a preset platform into a virtual device pool, and fusing first-order gradient of a multi-modal sample and Hessian matrix information based on quantitative perception training to generate a sample sensitivity grading atlas; virtual device pool attributes and the sensitivity grading atlas are used as input, an optimal hybrid parallel configuration scheme is automatically generated through a configuration search algorithm, and a parallel combination mode, resource mapping and a high-sensitivity sample scheduling strategy are defined; a distributed training code of an integrated communication optimization strategy is automatically generated according to a configuration scheme, pipeline parallel communication and data parallel gradient synchronization constraint are executed in a topology adjacent equipment subset, and a hierarchical aggregation mechanism is adopted; and dynamically screening a core training set and scheduling a calculation task to complete distributed training. According to the method, efficient cooperative training of the multi-modal large model on the domestic computing power platform is realized.

The invention discloses an electric energy metering device remote interaction system based on parallel communication, relates to the field of electric energy metering and remote communication, and solves the problems that an existing system is low in data transmission efficiency, poor in reliability and insufficient in safety. The system comprises a system master station module, an electric quantity acquisition terminal module, a parallel communication module and a fault early warning module. The parallel communication module comprises a parallel interface unit, a communication protocol diagnosis unit, a communication control module, a communication protocol matching unit and a parallel communication protocol unit, and allows multiple channels to transmit data at the same time. The system master station module is responsible for data processing, management and control, the electric quantity acquisition terminal module is responsible for acquiring and transmitting data in real time, and the fault early warning module ensures safe and stable operation of the system. According to the scheme, the data transmission efficiency and reliability are improved through the parallel communication technology.

The invention discloses a data transmission method and computer equipment, and relates to the technical field of data transmission. The method comprises the following steps: acquiring a sending work request containing a local sending queue pair number and a work queue element; querying target sending information by taking a local sending queue number as an index; storing the working queue elements and the target sending information as operation contexts into an internal memory of a network card of a request end, and recording corresponding indexes; assembling a target data packet based on the target sending information and the memory index; receiving a feedback data packet of the target data packet and extracting a memory index and a serial number carried by the feedback data packet; if the feedback data packet is a correct confirmation data packet, judging that the sending of the work request is completed and releasing the context; and if the feedback data packet is a confirmation failure data packet, calculating a retransmission data initial address and organizing retransmission. The technical problem that the effective connection number of network cards is limited by hardware resources in the prior art is solved, and the technical effect of supporting large-scale network parallel communication is achieved.

The invention relates to a data parallel communication method and device in distributed training, a storage medium and a program product. The method comprises the following steps: for any computing device in a computing device cluster participating in distributed training of a target model, obtaining global latest parameters of the target model through global collection operation in a forward propagation process, according to the training data subsets corresponding to the computing devices and the global latest parameters of the target model, forward propagation calculation is carried out, loss values corresponding to the computing devices are obtained, and different computing devices in the computing device cluster carry out forward propagation calculation based on different training data subsets; and for any computing device, calculating a gradient corresponding to the computing device based on the loss value corresponding to the computing device in a back propagation process, and transmitting the gradient corresponding to the computing device to other computing devices in the computing device cluster through reduction and dispersion operation. The communication overhead can be reduced, and the efficiency of large-scale training can be improved.

The invention relates to the technical field of distributed quantum computing, in particular to a distributed quantum circuit state transfer evaluation method based on state transfer group scoring. According to the method, the problems that the existing method depends on a simplified scheduling model and channel contention possibly caused by parallel communication operation is not restrained are solved, and meanwhile, the defect that a scheduling feasibility verification mechanism is lacked is overcome. According to the technical scheme, the method comprises the following steps that S1, a quantum circuit partition structure is analyzed; s2, calculating potential scores of two bits in the global gate as state transmission bits; s3, expanding a state transmission group: moving the interference gate based on a gate exchange rule to expand the state transmission group; s4, performing scheduling feasibility verification on the state transfer group; S5, performing final state transfer frequency statistics; and calculating the total communication cost according to whether the state transfer group needs to return the cost. The method has the beneficial effects that the state transfer times are accurately evaluated; identification and optimization of the combined transmission opportunity are supported; and an evaluation strategy with adjustable parameters is supported.

The invention relates to the related field of a peacetime and urgency dual-purpose communication technology, in particular to an interphone peacetime and urgency dual-purpose dual-mode parallel communication method. According to the invention, dual-mode parallel communication is carried out through a private network emergency channel and short message communication of a Beidou satellite communication system, the two modes operate independently and do not interfere with each other, when one communication mode is limited, the other communication mode can continue to work, parallel transmission of voice and data is realized, the problem that single communication fails in a complex environment is effectively solved, and the communication efficiency is improved. The continuity and reliability of communication in an emergency scene are ensured, key information is ensured not to be lost, and the development of emergency rescue work is facilitated.

The invention relates to the technical field of combustion chamber simulation, and particularly provides a software architecture suitable for combustion chamber simulation, a simulation method, equipment and a medium. The software architecture comprises a simulation application layer which is used for specifying engineering application scene information used for combustion chamber simulation and comprises structural characteristics of a combustion chamber, physical and chemical processes of the combustion chamber and working condition parameters of the combustion chamber; the physical model layer is used for providing a physical model for combustion chamber simulation; the model solving generality layer is used for providing a generality function interface, a control equation and an equation solver which are used for integrating a physical model; the parallel framework layer provides a parallel framework supporting combustion chamber simulation calculation; the standardization degree and the engineering application degree of a combustion chamber simulation software framework are improved, decoupling of the development level of engineering application-model integration-numerical solution-parallel communication of combustion chamber industrial simulation software is achieved, and the research and development threshold and the maintenance cost of the software are reduced.

The invention discloses a real-time dynamic scheduling method for a heterogeneous multipath remote procedure call channel. According to the method, a multi-dimensional path scoring mechanism fusing round-trip delay, packet loss rate and bandwidth information is provided for solving the problem that link characteristics of multi-channel parallel communication in a distributed system are remarkably different. Through the scoring mechanism, the system can evaluate the communication quality of each available channel in real time, and dynamically select an optimal path for data transmission. The method comprises the steps of constructing a heterogeneous network model, collecting performance indexes of all channels, calculating path scores, and adaptively distributing data streams based on scoring results. Under the condition that the path performance fluctuates greatly or the quality of the main path is reduced, the scheduling method provided by the invention can effectively improve the overall throughput rate of the system, and has good adaptability and robustness.

The invention discloses a monitoring multi-beam phased array control system based on FPGA (Field Programmable Gate Array) control, which belongs to the technical field of radars and comprises a control module, an antenna array, a memory, an upper computer and a serial port-to-parallel port communication module. According to the invention, dynamic loading and online updating of beam parameters are realized, rapid switching of multi-beam modes is supported, amplitude-phase compensation parameters stored in a memory and data of a temperature sensor are linked in real time, the duty ratio can be dynamically adjusted, the environmental adaptability of the system is improved, and the storage structure is optimized. The logic resource consumption of large-scale array control is reduced, state code real-time feedback enhances the system maintainability, and quick response and safe turn-off in a high-temperature scene are ensured in combination with over-temperature protection interruption.

Provided in the present disclosure are an inter-processor communication method and apparatus for a system on chip, and a storage medium and an electronic device. The inter-processor communication method for a system on chip comprises: generating a communication request for performing inter-processor communication between a first processor and a second processor; determining a target media access controller on the basis of the communication request; on the basis of the communication request and the target media access controller, reading inter-processor communication data from a first address space corresponding to the first processor; and on the basis of the target media access controller, transmitting the inter-processor communication data to a second address space corresponding to the second processor, wherein the first address space and the second address space correspond to different address spaces in a memory. Thus, address spaces accessed by a first processor and a second processor are mutually independent, which can improve the security and stability of communication; in addition, parallel communication can be performed by means of a plurality of channels of a media access controller, such that large-data-volume inter-processor communication can be implemented, thereby improving the high efficiency and flexibility of inter-processor communication.

The invention discloses a communication method, system and device of Internet of Things equipment and a medium, and the method is applied to an Internet of Things gateway, carries out the communication strategy generation of configuration parameters and historical transmission data records according to an Internet of Things communication mode set, obtains a parallel communication strategy, and carries out the communication strategy generation of the configuration parameters and the historical transmission data records. The parallel communication strategy comprises a plurality of target communication modes; secret key generation is carried out on the parallel communication strategy to obtain a communication secret key group, the communication secret key group comprises a plurality of mode secret keys, and each mode secret key corresponds to one target communication mode; and transmitting the to-be-transmitted data of the Internet of Things equipment to the Internet of Things server side in parallel according to the communication key group and the parallel communication strategy. According to the method, the communication stability and reliability of the Internet of Things equipment can be effectively improved. The invention relates to the technical field of Internet of Things.

The invention relates to an SMT-AI multi-device collaborative data interaction and re-judgment method and device based on intelligent interconnection. The method comprises the following steps: acquiring related detection data of a mounted PCB (Printed Circuit Board); the detection data comes from the AOI equipment used for STM production line detection and connected with the service rule management system; sending the detection data to an AI re-judgment server; receiving a re-judgment result given by the AI re-judgment server for the detection data, and making a decision instruction according to the re-judgment result; wherein the AI re-judgment server is connected with a plurality of service rule management systems in a parallel communication mode. The AI re-judgment server is applied to the SMT production line, the detection data collected by the AOI equipment is re-judged, the requirement for re-judgment of large-scale production line detection data can be met, and through parallel communication with the service rule management system, the expansibility of the system is improved, and the maintenance difficulty of the system is reduced.

The invention discloses a double-master-control dynamic cooperation hybrid power system and a control method. The system comprises a double-master-control dynamic cooperation framework, a master control unit A and a master control unit B synchronize data through a communication bus and dynamically distribute tasks according to a load rate; the hybrid energy storage expansion unit is formed by connecting a lithium iron phosphate battery pack and a capacitor bank in parallel through a bidirectional DC / DC converter; a dual-channel redundancy communication mechanism is adopted, a CAN bus is adopted for parallel communication with the Ethernet, automatic switching is achieved in the case of faults, and no data is lost; the predictive fault switching module is used for predicting a fault risk based on the LSTM neural network and starting standby main control unit preloading; and a machine learns a load optimization engine, deploys a reinforcement learning algorithm to dynamically adjust an output ratio and performs online optimization. The method comprises the steps of system initialization, master control task allocation and the like. The task processing efficiency and flexibility of the system are improved, reliable and stable communication is guaranteed, the fault risk is reduced, and the adaptability to load change and the energy utilization efficiency are improved.

The invention provides an edge session seamless migration method, system and device and a storage medium, which are suitable for real-time session scenes such as remote desktops, screen streaming media, interaction control and the like. The method comprises the following steps: generating a migration token based on trigger conditions such as load, link quality and proximity, executing snapshot and incremental log copying of a session state, establishing a parallel communication channel in a target relay, and completing NAT penetration and quality detection; calculating a sequence number and time offset between a source relay and a target relay, constructing a repetition suppression and ACK mapping mechanism, realizing mirror image drainage in a parallel window, and completing main path switching after a QoE condition is satisfied; and rollback control and key context synchronization are supported, and the stability and security of the migration process are ensured. The scheme has the advantages of low time delay, no interruption, high reliability and the like, and is suitable for various edge deployment and complex network environments.

The invention relates to deep learning large-scale model parallel training communication optimization, in particular to a large-scale parallel communication optimization method based on lossy compression, and the method comprises the steps: dividing original data into N * N pieces of block data; each process receives the block data from the previous process in a non-blocking manner, compresses the block data received in the previous round of the process based on an SZX algorithm, sends the compressed block data to the next process in a non-blocking manner, decompresses the received block data and performs protocol operation until each process holds a protocol sub-block result; each process is in parallel communication in an annular mode until each process holds a protocol sub-block result after compression of all the processes; and each process starts to decompress all received compressed protocol sub-block results and stores data. According to the method, the communication overhead in large model tensor parallel training is reduced, mutual masking of sending and receiving as well as compression and decompression time overhead is realized, and the time cost is saved.

The invention relates to the technical field of energy storage, in particular to a power grid state recognition device and method of an energy storage integrated cabinet parallel operation system and a medium. The device comprises a passive switch, the passive switch is arranged in an ATS switch, the passive switch is used for determining the switch switching state of the passive switch according to the switching state of the ATS switch, a microprocessor is arranged in a host inverter, the microprocessor is connected with the passive switch, and the host inverter is connected with the passive switch. The microprocessor is used for judging whether the source state of the power supply is a power grid input state or a diesel generator input state according to the switching state of the passive switch, parallel communication is adopted between the microprocessor and each slave inverter, and the microprocessor is used for directly sending a judgment result to the slave inverters by adopting parallel communication; therefore, safety redundancy design and system complexity caused by strong current sampling are avoided, and the accuracy of judging the source state of the actual power supply by the slave is improved.

The invention provides a large model reasoning expert parallel communication optimization method and device and electronic equipment, and relates to the technical field of communication. The method comprises the following steps: receiving a full-to-full transmission task; according to the all-to-all transmission task, adding to-be-transmitted traffic to an unfinished transmission traffic queue, executing a traffic scheduling mechanism on the unfinished transmission traffic queue, and determining traffic data volume sent to each network card; determining the pre-distribution credit of the receiving end for each movable connection, and sending the pre-distribution credit of each movable connection to the sending end, so that each network card transmits the traffic data volume according to the corresponding pre-distribution credit; the pre-distribution credit is determined by the receiving end by dynamically adjusting credit distribution based on historical credit use information of each sending end. According to the method and the device, the all-to-all communication efficiency can be improved by uniformly managing and scheduling the intra-machine flow and the network card resources and dynamically adjusting and distributing the credit, so that the reasoning performance of the hybrid expert model is remarkably improved.

The invention discloses a multi-band adaptive communication method, device and equipment based on a power line carrier, and belongs to the technical field of power line carrier communication, and the method comprises the following steps: in the receiving process of a power line carrier signal, under the condition that a leading signal is detected to arrive, receiving the power line carrier signal; filtering the received signal in parallel through a plurality of bandwidth-configurable filters, and determining a plurality of cross-correlation values of a plurality of parallel filtered signals of the received signal and the same local sequence, the local sequence being set according to the overall detection frequency band; determining a sending frequency band of the received signal according to the cross-correlation value; the received signal is processed according to the sending frequency band, so that parallel detection of a plurality of frequency bands can be realized, detection of the frequency bands one by one is not needed, equipment can quickly and accurately determine a proper working frequency band for network access, the network access efficiency and the communication rate are improved, and different services are supported to select different frequency band communication and multi-frequency-band parallel communication.

The invention relates to a power data hybrid encryption transmission method, system and device, and a readable storage medium. The method comprises the following steps: S1, encrypting a power data plaintext by using a session key to obtain a ciphertext; s2, cutting the ciphertext into a plurality of sections of sub-ciphertexts, combining the sub-ciphertexts with unique random numbers to obtain a plurality of combinations of the sub-ciphertexts and the random numbers, and combining the random numbers to obtain a random number group; randomly sorting the plurality of sub-ciphertexts and random number combinations to obtain a random ciphertext array; s3, encrypting the session key and the random array, and performing digital signature on the random ciphertext array; s4, transmitting the encrypted random array, the session key, the random ciphertext array and the digital signature to a receiver in a parallel communication mode; s5, the receiver verifies and decrypts for many times to obtain the electric power data, the problem that data safety and data transmission efficiency cannot be considered in the existing electric power transmission process is solved, the data transmission safety is improved, and it is ensured that the transmission speed cannot be greatly reduced.

The invention provides a dual-CAN channel fusion J1939 protocol stack of a vehicle-mounted terminal and a parallel communication diagnosis method, and aims to solve the problems that an existing dual-CAN channel terminal lacks a protocol layer parallel processing mechanism and an intelligent routing strategy, communication and diagnosis conflicts still exist, and a J1939 protocol is insufficient in adaptation and poor in baud rate adaptation flexibility. The method comprises the following steps: S1, constructing a dual-CAN FD channel and dynamic baud rate adaptive detection mechanism, and providing a link basis for service isolation; s2, integrating J1939 and UDSonCAN dual protocol stacks based on dual CAN FD channels, and establishing data mapping to realize data collaboration between protocols; s3, designing an intelligent message routing and channel flow monitoring mechanism, and ensuring conflict-free parallel transmission of communication and diagnosis services; and S4, newly adding J1939 network management, configuration parameter persistence and firmware online upgrading functions, and improving the maintainability of the terminal. According to the invention, the advantages of dual-CAN channel hardware are fully exerted, efficient cooperation of communication and diagnosis and protocol deep compatibility are realized, and the compatibility, flexibility and stability of the terminal are greatly improved.

The invention relates to the technical field of digital communication, and discloses a multi-device communication method based on an I2C bus, the method is applied to a master control device, and the method comprises the following steps: allocating a device ID to each slave device, and determining that each slave device has allocated the device ID; in the communication stage, a composite data packet containing N data fields is sent, so that after the slave device receives the composite data packet, the data field of the target position is indexed based on the allocated device ID, and the content of the data field of the target position is analyzed to obtain target information; or receiving a composite data packet containing N data fields; each data field content in the received composite data packet is response data written into a target position by each slave device based on the allocated device ID; wherein the device ID and the position of the data field have a mapping relation. According to the method, parallel communication of multiple devices can be supported without hardware pin modification, the communication time is shortened, and the bus utilization rate is improved. The invention also discloses a chip and electronic equipment.

In a mobile communication system, a first base station and a second base station communicate with a user equipment in parallel. The first base station and the second base station transmit, to each other, a notification regarding release of the second base station from a parallel communication of the first base station and the second base station with the user equipment. The first base station transmits, to the user equipment, the notification regarding release of the second base station from the parallel communication of the first base station and the second base station with the user equipment. The user equipment transmits, to the first base station, the notification regarding release of the second base station from the parallel communication of the first base station and the second base station with the user equipment.

Methods, systems, and devices for wireless communication are described. A wireless device may identify an aggregation capability to communicate in parallel over a plurality of wireless links. The wireless device may in some cases broadcast this aggregation capability (e.g., periodically). Additionally or alternatively, the wireless device may transmit the aggregation capability in response to a request received from another wireless device. In some cases, the first wireless device may transmit a request to a second wireless device inquiring about aggregation capabilities of the second wireless device. The second wireless device may respond with its aggregation capabilities (e.g., or may broadcast its aggregation capabilities independently of receiving the response). The wireless devices may establish a multi-link session based at least in part on the indicated aggregation capabilities.

The present application discloses a method, device, equipment and medium for constructing a multi-physics field coupling parallel communication mapping based on a background grid, which relates to the technical field of multidisciplinary coupling numerical simulation, including: obtaining the first coupling surface of each process in the first solver for communication coupling and expanding the boundary of the first coupling surface to obtain the boundary of the expanded coupling surface; generating the target background grid corresponding to each process in the first solver according to the preset background grid setting instruction and the boundary of the expanded coupling surface and determining the approximate coupling surface of the first coupling surface on the target background grid; determining the first position information of the second coupling surface on the approximate coupling surface; establishing a process communication mapping between each process in the first solver and each process in the second solver based on the first position information and performing parallel communication between the first solver and the second solver based on the process communication mapping. In this way, communication efficiency can be improved.

Techniques and mechanisms for determining a latency event to be represented in performance monitoring information. In an embodiment, circuit blocks of a pipeline experience respective latency events at variously times during tasks by the pipeline which service a workload. The circuit blocks send to an evaluation circuit of the pipeline respective event signals which each indicate whether a respective latency event has been detected. The event signals are communicated in parallel with at least a portion of the pipeline. In response to a trigger event in the pipeline, the evaluation circuit selects an event signal, based on relative priorities of the event signals, which provides a sample indicating a detected latency event. Based on the selected event signal, a representation of the indicated latency event in provided to latency event count or other value performance monitoring information. In another embodiment, different time delays are applied to various event signals.

The invention relates to the field of data acquisition, and particularly provides an IEC104 multi-channel parallel acquisition method and system, a terminal and a medium, and the method comprises the steps: configuring parameters of at least two acquisition channels communicating with a remote terminal, and setting a global information object address set to be acquired; initializing an acquisition channel to form a plurality of parallel communication links which are mutually independent physically and logically; dividing the global information object address set into a plurality of information object address subsets corresponding to the number of the acquisition channels based on the real-time load state of each acquisition channel, distributing each subset to the corresponding acquisition channel, and collecting data from the distributed information object address subsets in parallel by each acquisition channel; and receiving and broadcasting a data updating message generated after the data is acquired by each acquisition channel through a preset state synchronous bus. Through multi-channel parallel acquisition and intelligent load balancing, the throughput of the system is improved, and a single-point fault is eliminated.

The invention discloses a plug-and-play system and method based on distributed resources of a power distribution network. The system comprises end equipment, a fusion terminal, an IP dual-mode communication module, a master station plug-and-play micro application and a property management platform. The end equipment is connected with the IP dual-mode communication module; the IP dual-mode communication module is connected with the fusion terminal; the fusion terminal communicates with the property management platform; the property management platform is connected with the main station plug-and-play micro application; according to the invention, the IP dual-mode communication module is introduced, a unique IP address is allocated to each device, a high-efficiency IP network transmission channel is constructed, high-real-time and high-bandwidth communication is realized, district intelligent device diversified protocols are borne, a fusion terminal is seamlessly accessed, plug and play is supported, the device can issue commands to a multi-terminal device in batches, and the communication efficiency is improved. And multi-service parallel communication of single-end equipment is supported, protocol conversion is simplified, and the real-time performance, the bandwidth and the concurrency capability of a communication network are remarkably improved.

A terminal multiplexing driving circuit and method, and a display system. The circuit comprises: a control circuit (1) and driving circuit groups (2), wherein each driving circuit group (2) comprises a plurality of driving circuits. In each driving circuit group (2), one driving circuit is a multiplexing driving circuit (21), and the multiplexing driving circuit (21) and the remaining driving circuits (22) are in serial communication connection with each other in sequence. The control circuit (1) comprises a multiplexing terminal (11) and a read-back terminal (12), wherein the multiplexing terminal (11) is respectively in communication connection with the driving circuits; the read-back terminal (12) is in communication connection with the last driving circuit (221) among the driving circuits that are in serial communication connection with each other in sequence; the multiplexing terminal (11) is used for outputting a serial communication signal of the control circuit (1) so as to transmit same to the multiplexing driving circuit (21), and is further used for outputting a parallel communication signal of the control circuit (1) so as to transmit same to each driving circuit; and the read-back terminal (12) is used for transmitting, back to the control circuit (1), the serial communication signal returned by the last driving circuit (221) among the driving circuits that are in serial communication connection with each other in sequence. Therefore, the requirement for the number of terminals of the control circuit (1) is lowered, thereby reducing the cost.

The invention discloses an electric finger board driving device based on parallel communication. The electric finger board driving device comprises a servo motor module group, an RS485 communication module, an industrial control switch module and an equipment main controller. The servo motor module group belongs to the control object category and comprises actuating mechanisms including a racking platform left-side drill rod fingerboard, a racking platform left-side drill collar fingerboard, a racking platform left-side main gear lever, a racking platform right-side drill rod fingerboard, a racking platform right-side drill collar fingerboard and a racking platform right-side main gear lever, and the actuating mechanisms are driven by the servo motor module group as an actuating terminal. The invention further discloses a control method of the electric finger board driving device based on parallel communication. The problems that in the prior art, when a racking platform finger board is automatically controlled in a low-temperature environment, an air control system is faced with the risk of air path water vapor condensation and blockage, and damage is caused by motor jamming are solved.