162results about How to "Improve communication efficiency" patented technology

The invention belongs to the technical field of industrial process control, and discloses an internet-of-vehicles cooperative vehicle fleet mixed triggering formation control method under network limitation, which comprises the following steps: constructing a longitudinal dynamic model and a formation topological structure of cooperative vehicles to describe a relative relationship between the vehicles, establishing an environment limitation model, and constructing a formation model; the nonlinear state of the cooperative vehicle is observed and estimated through the mixed trigger communication condition; a hybrid triggering mechanism is constructed by using a network quality of service QoS mapping function and a self-adaptive threshold value, so that the problem of complexity explosion caused by error derivation is avoided; and finally, constructing a consistency controller model of the collaborative vehicles, and realizing stable tracking and formation collaboration of the motorcade in a dynamic network environment. According to the invention, the vehicle can still keep efficient and smooth communication and control under the conditions of bandwidth limitation, delay change or data packet loss and the like, the network utilization rate is improved, and stable control of a motorcade is realized under various communication topologies.

The invention belongs to the technical field of CAN bus communication, and provides a CAN bus transmission method based on multiple priorities, which performs dynamic priority setting, optimizes the bus bandwidth utilization rate in real time, improves the communication efficiency and ensures the transmission timeliness of key data based on the real-time bus load rate. According to the method, the temporary priority adjustment is carried out on the target message only by entering the temporary high-priority sending mode, and through temporary optimization improvement, it can be ensured that the key message preempts the bandwidth when the bus is congested, hardware resources are fully utilized, low time delay and high reliability of the key message are ensured, and meanwhile it is ensured that dynamic improvement does not endanger the highest-security-level message.

The application provides a target positioning method based on multi-station long-time passive angle measurement, which is applied to an information collection node and comprises the following steps: obtaining angle information of a target collected by a passive sensor in a preset time period, and a sampling position and a sampling time of the passive sensor; estimating a first sampling position and a first motion speed corresponding to the passive sensor at a first time according to the sampling position and the sampling time of the passive sensor; estimating first angle information of the target corresponding to the passive sensor at the first time according to the angle information of the target collected by the passive sensor and the sampling time; and sending the first sampling position, the first motion speed and the first angle information corresponding to the passive sensor to an information fusion center, so that the information fusion center estimates the position and the speed of the target at the first time according to the first sampling position, the first motion speed and the first angle information corresponding to the passive sensor, and the communication amount can be reduced and the positioning precision can be improved.

The invention provides a smart city traffic operation and maintenance management system and method, and the method comprises the steps: carrying out the analysis and calculation of the congestion degree of a current road based on the real-time collection of various road condition information (including the traffic flow, vehicle speed, occupancy monitoring data, lane number, traffic signal lamp states, variable traffic marking lines and the like of the current road) of the current road; the crowdedness degree of the current road is accurately obtained, and then the number of lanes actually required by the road condition is judged according to the crowdedness degree and the number of lanes of the current road; and finally, determining whether the lane data of the variable traffic marking meets the lane data actually required by the road condition, generating a traffic marking modification instruction according to a judgment result, and adjusting the traffic marking according to the traffic marking modification instruction. Real-time sensing and accurate analysis of traffic infrastructure states and traffic flow changes are achieved, supply and demand balance of lane resources is achieved, road communication efficiency is improved, and congestion is relieved.

This invention discloses a multi-intelligent machine collaborative method and system based on relative pose. First, the intelligent machines requiring collaboration each perform target detection and model a relative target topology graph. Then, each original node and edge feature is mapped and encoded to a unified dimension using an MLP (Multi-Level Processing) algorithm. Based on this, a GMN (Generalized Network Model) is used to match the two topology graphs, inferring the matching set between nodes in the two graphs. Next, based on the spatial position information of the matched target in the coordinate system of each intelligent machine, the relative pose transformation relationship is calculated. This relationship is then used to spatially align and fuse the perceived information, thereby achieving collaborative perception. The multi-intelligent machine collaborative system based on relative pose specifically includes: a host intelligent machine and collaborating intelligent machines; each intelligent machine includes a perception module, a collaborative perception module, and a collaborative control module. This invention achieves robust multi-intelligent machine collaborative perception in complex environments.

The invention relates to the technical field of computer cluster communication, in particular to a set communication method suitable for a core particle equipment cluster with unified bus interconnection, which comprises the following steps of: acquiring hierarchical topology and link information of the core particle equipment cluster, and constructing a global topology information base according to the acquired hierarchical topology and link information; optimizing the core size level primitive, the node level primitive and the super node level primitive; a link monitoring unit is deployed to monitor a link state index in real time, an alarm is triggered when a link fault is detected, an optimal backup link is screened based on a global topology information base, a communication path is updated, and a dynamic resource scheduling algorithm is adopted to allocate computing power and communication resources; and dynamically adjusting a communication path and bandwidth allocation according to a set communication task requirement and a link dynamic parameter. The method is suitable for a three-level link architecture of a core particle equipment cluster, can improve the communication efficiency and the bandwidth utilization rate, enhances the cluster reliability and the resource utilization rate, and effectively meets the requirements of high computing power and high communication intensity of large model training.

The invention provides a synchronous serial communication system, a synchronous serial communication module, a synchronous serial communication method and a computer readable storage medium. The synchronous serial communication system includes: a host configured to provide a clock signal; and a plurality of cascaded slave machines, each slave machine comprises a first serial interface and a second serial interface, the first slave machine is coupled to the host machine through the first serial interface, for adjacent slave machines, the second serial interface of the upstream slave machine is coupled with the first serial interface of the downstream slave machine, and the second serial interface of the downstream slave machine is coupled with the first serial interface of the downstream slave machine. Each slave synchronously receives a clock signal from the host through the first serial interface and the second serial interface. According to the synchronous serial communication system, the SPI only communicates between the host and the first slave and between the two adjacent slaves, the number of the slaves is not limited by the number of chip selection signals provided by the SPI host, the communication speed is not limited by the farthest distance slave, the communication speed is not limited by the number of the slaves, the communication speed can be increased, and the communication efficiency is improved. The communication efficiency is improved.

This application provides a method and apparatus for transmitting system information. The method includes: obtaining a parameter in a first MIB used to indicate the DMRS position of a Type A PDSCH, the parameter being used to obtain a first System Information Block (SIB1), the first SIB1 including access configuration information of a first device; and obtaining the first SIB1 based on the parameter. The first device can be a simplified-capability terminal device. The system information transmission method provided in this application, by releasing / re-reading the parameter (field) in the MIB used for the DMRS position of a Type A PDSCH, for example, the field can be the DMRS-Type A-Position field in the MIB, instructing the simplified-capability terminal device to obtain SIB1. This enables the simplified-capability terminal device to obtain SIB1 and perform uplink synchronization and cell selection, ensuring normal communication for the simplified-capability terminal device.

The utility model relates to the technical field of ship electric appliances, in particular to a high-end ro-ro passenger ship outdoor lighting lamp which is provided with a bulkhead, cable penetrating holes are formed in the bulkhead at intervals, a supporting pipe is arranged on the outer side of the bulkhead at the positions of the cable penetrating holes, one end of the supporting pipe wraps the cable penetrating holes and is fixedly connected with the bulkhead, and the other end of the supporting pipe is connected with a lampshade. A lamp tube is inserted into the lampshade, a cable jack communicated with an inner cavity of the supporting tube is formed in the lampshade, a wiring terminal is arranged on the lamp tube and connected with a cable, and the cable penetrates through the cable jack, then sequentially passes through the supporting tube and the cable penetrating hole and then is connected with a power supply on the inner side of the cabin wall. The cable has the advantages of simple structure, high communication efficiency in a design stage, no cable exposure, no fire, good aesthetic property, neat exterior and the like.

The invention discloses a dual-mode communication method and system based on intelligent decision making. The method comprises the following steps: acquiring historical operation data and actual operation data of HPLC (High Performance Liquid Chromatography) and HRF (High Performance Framework); creating a reinforcement learning model which comprises a state space, an action space and a reward function; the state space is a combined vector of a dual-mode channel quality index, the action space comprises HPLC priority, HRF priority and dual-mode self-adaption, and the reward function is a weighted calculation formula of throughput, power consumption and packet loss rate; and performing iterative training on the reinforcement learning model based on the historical operation data to obtain an intelligent optimization model, inputting the actual operation data into the intelligent optimization model to obtain an optimal action, and adjusting the dual-mode communication parameters according to a corresponding preset parameter adjustment rule. According to the invention, communication mode selection and parameter adjustment are more suitable for actual environment requirements, the communication efficiency is improved, the energy consumption and data loss risk are effectively reduced, the system architecture is simplified, and the deployment cost and response delay are reduced.

The application discloses a risk-aware event-triggered saturation T-S fuzzy system reliable H∞ control method, which comprises the following steps: constructing a global networked T-S fuzzy system coupled with actuator efficiency attenuation failure and input saturation constraint to construct a comprehensive operation risk index; constructing a drift and saturation-aware dynamic memory event trigger mechanism according to the comprehensive operation risk index; constructing a matching type saturation sector constraint model; constructing a non-PDC fuzzy fault-tolerant H∞ controller according to the global networked T-S fuzzy system combined with the drift and saturation-aware dynamic memory event trigger mechanism; and realizing risk-aware event-triggered saturation T-S fuzzy system reliable H∞ control. The application solves the technical problems of the prior art, such as insufficient flexibility of the event trigger mechanism, low precision of the regional performance configuration, strong saturation processing conservativeness, and difficulty in balancing communication efficiency and control performance.

This application relates to the field of natural language processing, and more particularly to a method for ultra-long context tensor parallel incremental attention and differential compression transmission. It employs a multi-level precision sliding window attention mechanism, dynamically allocating precision levels such as fp16 / int8 / int4 based on the distance between the window and the current computation position, and the information entropy of the window content. A tensor parallel incremental attention engine enables cross-GPU / node incremental attention computation and asynchronous All-Reduce synchronization, improving computational efficiency. Semantic differential compression transmission technology is used, transmitting only the differential data based on similarity detection, significantly reducing cross-node transmission overhead. Combined with an extreme performance optimization and security control strategy, a balance between performance and security is achieved through hardware monitoring and dynamic power consumption / frequency adjustment. This invention can significantly reduce memory usage and transmission overhead in ultra-long context processing, improve computational efficiency and hardware utilization, enhance the understanding ability of large models for long texts, adapt to heterogeneous hardware environments, and is suitable for large model inference and training scenarios.

The invention relates to a method for calling RK3588NPU computing power by using DBus, and belongs to the technical field of edge computing and inter-process communication. According to the method, a standardized DBus server-side and client-side architecture is constructed, the underlying computing power calling logic of an RK3588 NPU is packaged into DBus service, the server-side runs in a daemon process form, core logics such as model loading, reasoning execution and resource management of an RKNN SDK are packaged, and the computing power calling capability of the NPU is exposed through a preset DBus interface; the client does not need to be in butt joint with RKNN SDK, and can call a server interface to complete NPU model reasoning, computing power state query, model resource release and other operations only through a DBus protocol. According to the method, decoupling and standardized calling of the NPU computing power are realized, the development cost of sharing the NPU computing power by multiple applications is reduced, the flexibility and efficiency of RK3588 NPU computing power calling are improved, and compared with an existing direct calling mode, the communication delay is reduced by 35%, and the computing power resource utilization rate is improved by 40%.

The invention provides a traffic scheduling method and device, equipment and a storage medium, and the method comprises the steps: determining the current health degree of each link according to the historical health degree of each link and each index value in a current time period; therefore, the health degree is determined more accurately, and the link health degree is evaluated more accurately. In addition, a data transmission mode between the first network device and the second network device is determined according to the current health degree of each link, and then a flow scheduling rule in the corresponding data transmission mode is determined. Therefore, the dynamic transfer of each link can be determined, and the situation that the links are idle is avoided, so that the link utilization maximization and experience optimization are realized. The method is suitable for various IP network environments and various network topology structures, can be used for traditional copper cable access and wireless access scenes, and can also be used for optical fiber access scenes including an FTTR (Fiber To The Room) all-optical access network.

The embodiment of the invention relates to a communication method, communication equipment and a communication system. The communication method comprises the following steps: determining a first wireless frame; wherein the first wireless frame comprises first identification information, and the first identification information identifies that the first wireless frame is a response frame used for responding to a wake-up frame sent by a second device; and sending the first wireless frame. According to the embodiment of the invention, the first identification information of the first wireless frame clearly distinguishes the function of the first wireless frame as the wake-up response, and a clear wake-up and response mechanism is established in wireless communication.

The application discloses a laser microwave hybrid communication adaptive modulation method based on machine learning, comprising: acquiring a weather data set, and establishing a channel state set according to weather data in the weather data set; training a random forest model RFM by using the weather data set and the channel state set, and obtaining the trained random forest model RFM; acquiring real-time weather data, inputting the weather data into the trained random forest model RFM, and obtaining a current optimal channel state D i ; judging whether an average error rate P i under the current channel state D e is less than a target error rate P e,obj , if not, adjusting the random forest model RFM until the current average error rate P e is less than the target error rate P e,obj , and simultaneously judging whether the currently executed channel state is consistent with the optimal channel state, if not, executing channel state switching, and completing switching of the laser microwave hybrid link. The influence of bad weather on the channel is reduced, and the communication efficiency is improved.

The invention relates to a renewable energy local consumption method based on an isolated micro-grid, and the method comprises the steps: constructing a layered distributed cooperative control architecture for the micro-grid, enabling a local control layer to collect the operation environment parameters and performance parameters of power generation equipment and energy storage equipment in real time, and enabling a central control layer to carry out the multi-time-scale energy optimization configuration according to the real-time equipment parameters; the real-time power of the micro-grid is balanced by responding to instantaneous changes of renewable energy sources and loads in an ultra-short-term optimization manner; an energy distribution plan of the next day is formulated through short-term optimization; power generation equipment and energy storage configuration are optimized in a medium-and-long term manner, and then global optimization decision making is performed to obtain an energy scheduling plan among the regions; and the regional coordination layer performs cooperative control on equipment in the region based on the energy scheduling instruction. Compared with the prior art, the method has the advantages that the special environment and technical problems of high-cold and high-altitude areas are solved, the local consumption efficiency of renewable energy in the isolated micro-grid is remarkably improved, the wind curtailment rate and the light curtailment rate are reduced, and the stability and the reliability of the micro-grid system are enhanced.

The application discloses a multi-channel VLC system based on a CMOS process, comprising a transmitting module and a receiving module; the transmitting module comprises a vertical polarization transmitting submodule and a horizontal polarization transmitting submodule; the receiving module comprises a vertical polarization receiving submodule and a horizontal polarization receiving submodule; the vertical polarization transmitting submodule emits three routes of non-polarized light emitted by a first RGB-LED after vertical polarization dispersion, parallel conversion and emission, and the vertical polarization receiving submodule forms three routes of analog electric signals after filtering of the received multicolor visible light signals by a metasurface; the horizontal polarization transmitting submodule emits three routes of non-polarized light emitted by a second RGB-LED after horizontal polarization dispersion, parallel conversion and emission, and the horizontal polarization receiving submodule converts the received multicolor visible light signals into three routes of analog electric signals after filtering by a metasurface; and six routes of analog electric signals are converted into one route of digital electric signal output. The application can realize clear and complete multi-channel high-speed communication.

Provided in the present application are an environmental Internet of Things device state transition method, a communication device, an apparatus and a medium, the method comprising: receiving indication information, the indication information being first indication information or second indication information, the first indication information indicating time domain resource information transmitted by a first signaling, and the second indication information indicating time domain resource information transmitted by a second signaling; the second indication information indicates time domain resource information of the environmental Internet of Things equipment in a first state and / or indicates time domain resource information of the environmental Internet of Things equipment in a second state; and executing state conversion between the first state and the second state according to the indication information. Therefore, effective management and control of state transition of the environmental Internet of Things devices can be realized, so that the first signaling sent by the first node can be received by the environmental Internet of Things devices as many as possible, the communication efficiency of an A-IoT system is improved, the invalid monitoring time of the environmental Internet of Things devices can be reduced, and the monitoring efficiency of the A-IoT system is improved. And the energy conservation of the environment Internet of Things equipment is facilitated.

The invention discloses a communication performance optimization method, electronic equipment and a computer readable storage medium, and belongs to the technical field of communication. The communication performance optimization method is applied to a dual-computer communication system in which a master processor and a slave processor are in communication connection based on a preset communication protocol. The communication performance optimization method comprises the following steps: dynamically obtaining to-do tasks in a task list; determining a task category and a cache space category of the to-be-handled task according to the urgency degree and the complexity of the to-be-handled task; determining an execution position and a task priority of the to-be-handled task according to the task category; and dynamically adjusting data in the cache space according to the cache space type. The working performance of the wearable device can be improved through the dual-machine system.

The application discloses a multi-target authentication method based on secret sharing. The system applied by the method comprises at least one client and a server, and the client and the server are in communication connection; each client has a unique id, and an id of each client and corresponding secret fragment information mapping relationship table are stored in the server; the method comprises a predefined secret fragment allocation strategy flow and a protocol authentication flow. The application is efficient, safe and capable of multi-target authentication, and can guarantee that a receiver authenticates a sender when data is exchanged each time, and can ensure data confidentiality and authenticity; the multi-target batch authentication processing is performed by referring to the secret sharing mode, and the server overhead is reduced to guarantee communication efficiency.

This invention relates to a dynamic communication adaptation system and implementation method for virtual network terminals, belonging to the technical field of communication adaptation. The system includes: analyzing the network performance needs of a user group and constructing a network demand matrix for the user group; based on data analysis from a network measurement platform, real-time monitoring of network conditions and device operating status to obtain the network resource allocation status of the user group's communication device software and generate a network behavior profile of the user group; combining the network demand matrix and the network behavior profile of the user group to dynamically adjust and optimize the network resource allocation strategy of the virtual network terminal; and based on the optimized network resource allocation strategy of the virtual network terminal, constructing a dynamic communication adaptation model for the virtual network terminal to achieve communication quality optimization and adaptation of the virtual network in various network environments. The beneficial effects of this invention are: improved system adaptability and reliability under high load conditions, and significantly improved user experience and communication efficiency.

This utility model provides a multilingual intelligent translation terminal device for cross-border business travel, relating to the field of translation equipment technology. It includes a translation device body with a rotating block fixedly connected to its bottom. A fixing rod is movably inserted into the inner wall of the rotating block, and a metal protective shell is fixedly connected between the outer walls of the fixing rod. Two movable slots are formed on the outer wall of the metal protective shell, and movable rods are movably inserted into the inner walls of both slots. In this utility model, through the interaction of the various components, the translation device can be fixed at a specific angle, ensuring the device body is stably upright. At this time, the user can free their hands to focus on operations such as document signing and presentations, and can directly view the device screen from an upward viewing angle to obtain the translated content expressed by the other party in real time. This effectively improves business communication efficiency, avoids information transmission obstruction, and enhances the smoothness and efficiency of business activities.

The invention provides a marketing display method and system based on multiple agents. Customized display schemes can be provided for different customer types, the transmission efficiency of effective information in the marketing display process is improved, and the user experience is improved. In addition, the quality of products can be improved; in addition, the embodiment of the invention has the advantages of being high in interpretability and expandability, capable of supporting demonstration and questions and answers in professional fields and the like.

The invention provides computing power gateway equipment, which relates to the technical field of network computing power scheduling and comprises a data plane chip and a control plane chip, the data plane chip is used for acquiring a request message input by a user and analyzing the request message to obtain a target message feature corresponding to the request message; the request message is a non-extended message; and forwarding the request message based on the matched target scheduling decision entry under the condition that the target message feature is matched with the scheduling decision entry in the computing network scheduling decision table. According to the technical scheme, the request message is analyzed through the combination of the data plane chip and the control plane chip, and a proper service instance can be selected for a user to be forwarded. And specific requirements can be stored locally according to a scheduling decision entry matching mode, and the user request message is a non-extended message, so that the loss of communication resources is reduced, the communication efficiency is improved, and the complexity and transformation cost faced by the user terminal in compatibility are avoided.

The application relates to the field of CAN bus communication, in particular to a CAN bus bit time adjustment method and device, electronic equipment and a computer readable storage medium. The method comprises the following steps: acquiring a current bit time of a CAN bus, wherein the current bit time comprises a current phase section time; acquiring a time deviation of the CAN bus; calculating an adjusted phase section time according to the time deviation and the current bit time; acquiring a larger value between the adjusted phase section time and a set phase section time threshold as a target phase section time, adjusting the current phase section time to the target phase section time to obtain a target bit time. The CAN bus bit time adjustment method and device, electronic equipment and computer readable storage medium provided by the application have the technical effect of improving the communication efficiency of the CAN bus on the basis of ensuring the reliability of CAN bus communication.

The present disclosure provides a user equipment and a method thereof, a base station and a method thereof. The method performed by the user equipment includes: receiving system information or a radio resource control (RRC) message from a base station; and in a case where the system information contains indication information indicating that a UE with multiple USIM cards is supported to access, or the RRC message contains indication information reporting time information of leaving a current network, reporting the time information of leaving the current network to the base station. Thus, the reliability of communication related to the UE with multiple USIM cards can be ensured, thereby improving the communication efficiency and the communication quality of the wireless communication system.

This invention discloses an image display method, apparatus, vehicle-mounted display screen, and device, relating to the field of display technology. The method includes: acquiring user interaction commands generated on the vehicle-mounted display screen; generating display information for each first pixel based on the interaction commands; parsing the display information to obtain projection parameters for each projection beam; projecting the corresponding projection beam onto the vehicle-mounted display screen according to the projection parameters to obtain each second pixel; and forming an interactive interface based on all the second pixels. The vehicle-mounted display screen includes a hemispherical or super-hemispherical display carrier, a touch electrode layer covering the outer surface of the display carrier, and a diffraction film layer covering the inner surface of the display carrier. User interaction commands are obtained based on the touch electrode layer, and the diffraction film layer is used to diffract the projection beam to form second pixels. The interactive interface display method of this invention can present the user in a more intuitive, vivid, and private way.

The invention discloses a connection establishment method, a program product and a storage medium, and the method comprises the steps: building a first connection between a first device and a sending end based on a target data type of a target data packet under the condition that the sending end is determined to send the target data packet to a receiving end; determining a target transport stream from a plurality of transport streams pre-established between the first device and the second device based on the target data type, the target transport stream supporting a forwarding data type including a data packet of the target data type; and sending a control message carrying the identifier of the target transport stream to a second device to instruct the second device to establish a second connection supporting a data packet of which the transmission data type comprises the target data type based on the identifier of the target transport stream, the second connection being a connection between the second device and the receiving end. Through application of the method and the device, the problem of low communication efficiency of the established connection in the related technology is solved, and the effect of establishing the connection with high communication efficiency is achieved.

The invention discloses a multi-person picture synthesis method and device, equipment and a medium. The method comprises the following steps: splicing original images at multiple angles to obtain a panoramic image of a current target area; real-time tracking is carried out according to all face position information in the current frame, sound source information is collected synchronously, and a current spokesman in the target area is determined; and generating a multi-person synthetic picture according to the real-time motion picture of the current spokesman and the real-time motion pictures of other people. Multi-angle images are collected for feature point matching and image splicing, a high-quality panoramic image is generated, wide-area visual angle coverage is achieved, a more detailed image is obtained, all face positions are locked, corresponding sound source information is collected, a current spokesman is recognized, a multi-person synthetic picture which highlights the current spokesman and gives consideration to other people is generated, and the multi-person synthetic picture is obtained. The integrity of the panoramic information is guaranteed, meanwhile, the key content is clearly presented, the problems that the visual angle is limited and information is overloaded are solved, and the communication efficiency and watching experience of a teleconference are improved.