46results about How to "Improve data exchange efficiency" patented technology

The invention provides a data transmission method and a terminal device. The method comprises the following steps: a data receiving terminal receiving a near field communication label sent by a data sending terminal; the data receiving terminal parsing the near field communication label and obtaining transmission information; the data receiving terminal establishing connection with the data sending terminal according to the transmission information; and the data receiving terminal receiving data sent by the data sending terminal, wherein the transmission information is written into the near field communication label in a near field communication data exchange format. According to the invention, authentication is realized by use of a near field communication mode among devices so that the problem of identity fraud by use of a conventional authentication mode in a network space is effectively prevented, and data transmission security is guaranteed. Besides, conventional tedious hitting, selecting and pressing operation on the devices is replaced by short-distance approaching among the devices, so that a user can simply and rapidly realizing automatic connection with the devices to be connected for data transmission, and the requirement for minimized energy consumption can be reached.

The invention discloses a service-oriented intelligent residential area real-time database system and a working method thereof. The system comprises a data interface layer, a data persistence layer, a call service layer, a data model layer and a service layer, wherein the data interface layer is used for performing classified collection on sensor information of a safety protection system or a building automation system of a residual area, packaging data according to a unified communication protocol and transmitting the packaged data into a memory of the data persistence layer in a binary data stream form; the data persistence layer is used for unified storage of the data collected by the data interface layer; the call service layer performs data analysis and storage; the data model layer is used for providing measurement points and an internet-of-things device and performing data associative analysis and prediction; and the service layer is used for providing core services including data analysis, data cleaning, data compression, data decompression, data conversion, real-time data access, historical data access, state monitoring, business management, log recording and alarm services. A real-time database has the characteristics of loose coupling, service reusability and the like.

A novel general bus transforming bridge IP core comprises a plurality of bus modules of different protocols and a switching module, wherein the switching module comprises a plurality of memorizers, a data switching unit, a data analysis unit, a data package unit, a state register unit and an interruption control unit. Under the state that data switching is needed, the bus modules connected with a plurality of data sending parties respectively send first interruption requests to the interruption control unit, the interruption control unit modifies the value of the state register unit according to the first interruption requests, the data analysis unit reads data of the corresponding bus modules and then analyzes the data, the data switching unit transmits the analyzed data to the corresponding memorizers, the interruption control unit sends second interruption requests to corresponding data receiving parties, the data package unit reads data from the memorizers and packages the data into a needed data format, and the data receiving parties read the packaged data from the switching module.

The present invention discloses a fault recording device on the basis of a double-CPY parallel wave recording storage. The device provided by the invention comprises a simulation signal conditioning module, a switching value isolation module, an AD conversion module, a time setting module, a FPGA module, a power supply and two CPY modules. The two CPU modules communicate with the FPGA module through each kilomega network bus; the FPGA module is provided with a RJ45 interface, and the RJ45 interface of the FPGA module is able to transmit real-time collection data in an IEC61850-9-2 message format to a background through a kilomega network or an industrial control computer; and the time setting module is configured to provide time reference signals for the AD conversion module, the FPGA module and two CPU modules at the same time, and the power supply module supplies power for the whole fault recording device. The technical problems are solved that the fault recording device has low operation reliability, unreasonable data storage and the like in the prior art, and the device operation, the storage reliability and the data transmission rate are improved; and moreover, the fault recording device on the basis of a double-CPY parallel wave recording storage has advantages of high performances, good compatibility, high reliability, good stability, wide application and the like.

The invention belongs to the technical field of data communication, and provides an NFC antenna module, a card reader and an intelligent card. The NFC antenna module comprises at least two NFC antenna coils. With the adoption of the NFC antenna module, the card reader and the intelligent card, the problems that the NFC antenna on a conventional card reader has poor sensitivity and high probability of signal unsteadiness during card reading, and even has a signal blind zone at times can be solved.

The invention discloses an intelligent display terminal, an intelligent device, and an intelligent interaction method and system. The intelligent display terminal comprises: a first obtaining module used for obtaining a connection request when the connection request sent by the intelligent device exists within a preset range on the surrounding of the intelligent display terminal is detected; a first judging module used for judging whether first connection information of the connection request exists in the intelligent display terminal; a first sending module used for sending an automatic connection request instruction to the intelligent device when the first connection information of the connection request exists in the intelligent display terminal; and a display module used for displaying device information in the first connection information in the intelligent display terminal on a display screen of the intelligent display terminal, when the intelligent display terminal is detected to establish a connection with the intelligent device. The intelligent display terminal disclosed by the invention simplifies the complex operation procedures, reduces the troublesome operation steps and improves the data exchange efficiency of the intelligent display terminal and the intelligent device, thereby improving the user experience.

The invention provides a device for data exchange. The device comprises a mapping rule building module, an exchange data building module, a service processing module and a result feedback module, wherein according to data structure relations of a first application system and a second application system, the mapping rule building module sets data mapping rules and obtains metadata; according to the data mapping rules and the metadata, the exchange data building module builds a uniform data exchange interface and builds data exchange services; the service processing module receives data exchange requests sent by the first application system through the data exchange services and sends the data exchange requests to a corresponding service processing unit, the service processing unit performs data structure conversion according to the data structure relations so as to obtain data for exchange requested by the first application system; and the result feedback module is used for sending the data to the first application system. Correspondingly, the invention further provides a method for data exchange. According to the technical scheme, the device and method for data exchange can adapt to data exchange of different systems, save time, reduce cost and improve system stability.

The invention relates to a data exchange synchronization method and system. The data exchange synchronization method comprises the steps of obtaining a target data exchange synchronization task; obtaining a data reading instruction and a data writing instruction according to the task configuration information of the exchange synchronization task; sending a data reading instruction to a data reading component configured in the task processing node server, indicating the data reading component to acquire target data from the source end database, and transmitting the target data to the message middleware; configuring the message-oriented middleware in the task processing node server for receiving the data sent by the data reading component; and sending a data writing instruction to a data writing component configured in the task processing node server, indicating the data writing component to read the target data from the message middleware, and sending the target data to a target end database. The data exchange synchronization method separates the data read-write component through the message middleware, and can conduct data reading and data writing at the same time, thus improving the efficiency of data exchange between the source end database and the target end database.

The invention relates to the field of computer cloud computing, and particularly provides a cloud connector device and method supporting a hybrid cloud mode. The device comprises a message sending module, a message queue service module, a message conversion module and a consumption message module, and the information sharing among different clouds is realized by means of the message queue middleware. Compared with the prior art, the method and the device are safe and reliable, the real-time information exchange can be achieved, the requirement for real-time information sharing of hybrid cloudenterprise users is met, and the good popularization value is achieved.

The invention relates to a method and system for processing dirty data. The method comprises the following steps: generating a retrieve request by a client according to retrieve information inputted by a user, and transmitting the retrieve request to a processing center and a database; transmitting all inquired relevant data records to the processing center by the database; verifying and comparing all data records with data information in a state library by the processing center, gradually judging whether each data record is dirty data or not, marking all data records which are the dirty data if the dirty data exists, eliminating the data records which are marked as the dirty data, and returning all relevant records to the client if no dirty data exists; transmitting the retrieve request to the database by the processing center, re-acquiring all relevant data records from the database, and eliminating the dirty data until all requested data records are returned. By adopting the method and system, time consumption for processing complicated SQL sentences can be avoided, the data exchanging efficiency of the system also can be improved, and the user experience can be improved.

The invention discloses a method for generating real-time traffic information, and belongs to the field of intelligent traffic. The method includes that Socket connection between a GPS (global positioning system) receiving system and a FCD (floating car data) processing system of a floating car is created; a GPS data buffer is set; received GPS data are inserted into the GPS data buffer by the GPS receiving system in real time; and the GPS data are extracted from the GPS data buffer to be subjected to FCD processing by the FCD processing system so as to generate the real-time traffic information. The method has the advantages that a novel processing architecture is proposed, the GPS data buffer is created according to a manufacturer / consumer model, GPS data receiving buffer and the FCD processing can be operated synchronously, computation resources are effectively utilized, and issuing timeliness of the real-time traffic information is improved; and the latest map matching and path speculation results are buffered in the FCD processing system, and accordingly computation and issuing cycles of the real-time traffic information can be dynamically adjusted.

The present invention relates to a user preference-based data adaptation service system and method. More particularly, the present invention relates to a user preference-based data adaptation service system and method capable of providing a data adaptation service that appropriately converts a file in consideration of a difference between the platforms of different kinds of devices in order to share the file, and reflecting an exact user preference in consideration of the surrounding environments, such as, the performance of the device and a network.

The embodiment of the invention provides a data exchange system supporting automatic routing. The data exchange system supporting automatic routing comprises a console, a management node communicatingwith the console, and a plurality of exchange nodes hierarchically deployed under the management node; the console issues task instruction information; the management node and the switching nodes determine a routing path according to the father-son relationship information and the routing configuration information, and send the task information to the target node according to the routing path; and the target node executes a corresponding task after receiving the task information, reports a task execution result to the management node step by step from the father node, and finally reports thetask execution result to the console. According to the data exchange system supporting automatic routing provided by the embodiment of the invention, the routing path for data forwarding is determinedaccording to the father-son relationship information and the routing configuration information, so that automatic routing generation is realized, the data exchange efficiency and the automation levelof data sharing are improved, and personalized routing configuration is supported.

The invention discloses an ERP data and Excel document data exchange method. The method includes the specific steps that the data source of a current table area is defined first; according to the data source, a configuration table of a system table area is defined; an EXCEL document table template existing in a system is selected, recognizable system record information is manually set for different positions of an EXCEL document table in the system in cooperation with the online editing function of an OFFICE document editor, the table and position information are saved for use, and after saving, the current interface skips to a system table area and EXCEL table area mapping function; system table area and EXCEL table area mapping is completed; EPR document setting is carried out finally. Compared with the prior art, the ERP data and Excel document data exchange method has the advantages of being high in data exchange efficiency and reliability and the like, and is high in practicability, wide in application range and easy to popularize.

The invention belongs to the technical field of the Internet of Things, and particularly relates to a method and system for constructing a decentralized sensor network of the Internet of Things. The method comprises the following steps: enabling a plurality of sensor network clusters in the Internet of Things to be mutually connected to form a decentralized network cluster; the sensor network cluster has two types of a used network cluster and a vacant network cluster and comprises a cluster head node, an intra-cluster node and a new node; the in-cluster nodes in the sensor network cluster are mutually interconnected to form an in-cluster intranet, and cluster head nodes are mutually interconnected to form a cluster intranet and a cluster intranet; and the intra-cluster intranet and the intra-cluster intranet are in signal connection. According to the method, the Internet of Things is subjected to multi-layer layering, the layered Internet of Things can be subjected to function maintenance better, and when new functions need to be added, reduced or changed, automatic adjustment can be carried out; and meanwhile, by scheduling the data in the layered network, the efficiency of the Internet of Things and operation is improved.

The invention relates to an intra-domain routing selection optimization method and system, and the method comprises the steps: building an associated routing backtracking table through employing a routing table of each router node, taking the table as a data mining object, mining main routing nodes frequently appearing in a routing path layer by layer through employing an Apriori algorithm, and carrying out the layer-by-layer mining of the main routing nodes; a main link built by all main routing nodes is used as a structure center of an intra-domain network, and data in a network autonomous system is shunted through the main link, so that the link bandwidth and the data throughput are improved, and the frequency of congestion in a busy path is reduced; and establishing a direct or indirect strong connection relationship for all the common router nodes from near to far by taking the main link as the center according to the adjacent distance between the remaining common router nodes and the main router node, so that part of data traffic is distributed to the main link under the principle of supporting the shortest routing algorithm, and the routing efficiency is improved. And the pressure loaded on the narrow-band path is further reduced.

The present invention provides a data exchange device, including: a mapping rule building module, which sets data mapping rules according to the data structure relationship between the first application system and the second application system, and obtains metadata; an exchange interface building module, according to the data Mapping rules and metadata, building a unified data exchange interface, and establishing data exchange services; the business processing module receives the data exchange request sent by the first application system through the data exchange service, and sends it to the corresponding business processing unit The business processing unit performs data structure conversion according to the data structure relationship to obtain the data exchanged by the first application system; the result feedback module is configured to send the data to the first application system. Correspondingly, the present invention also proposes a data exchange method. Through the technical scheme of the invention, data exchange between different systems can be adapted, time and cost are saved, and system stability is improved.

Techniques for increasing the efficiency in se of a data bus are disclosed. A bus system includes a bus for transferring data, and a device, being coupled to the bus for data transfer, including a functional module providing data required to be transferred over the bus and a first-in-first-out device (FIFO) coupled between the functional module and the bus. The FIFO is provided to store pending data from the functional module before the bus is granted to the functional portion in responding to a bus request (BUS_REQ) for transferring the data over the bus, wherein topside data in the FIFO always drives the bus so that the topside data is immediately transferred over the bus once the bus is granted to the device or the functional module.

The invention discloses an extra-high voltage tower column modeling system and method, and belongs to the technical field of extra-high voltage tower column modeling. The extra-high voltage tower column modeling system comprises a model library management module, a parameter input module, a parameter verification module, a parameter processing module and a grade section editing module. By automatically processing a high level and a wide bar of a grade section, the tower column modeling speed is increased, repeated parameter input is avoided, and workloads of designers are greatly relieved, the problem that input is difficult due to the fact that the material data size is huge is solved, and the working efficiency is greatly improved; the tower column modeling flexibility is improved, the tower column modeling efficiency is greatly improved, the modeling period can be shortened from 3 days to 20 min, and the requirement for the engineering design is met.

A novel general bus transforming bridge IP core comprises a plurality of bus modules of different protocols and a switching module, wherein the switching module comprises a plurality of memorizers, a data switching unit, a data analysis unit, a data package unit, a state register unit and an interruption control unit. Under the state that data switching is needed, the bus modules connected with a plurality of data sending parties respectively send first interruption requests to the interruption control unit, the interruption control unit modifies the value of the state register unit according to the first interruption requests, the data analysis unit reads data of the corresponding bus modules and then analyzes the data, the data switching unit transmits the analyzed data to the corresponding memorizers, the interruption control unit sends second interruption requests to corresponding data receiving parties, the data package unit reads data from the memorizers and packages the data into a needed data format, and the data receiving parties read the packaged data from the switching module.

The invention relates to an unmanned aerial vehicle relay transmission control method based on non-orthogonal multiple access, which is characterized in that an unmanned aerial vehicle serves as a relay station and establishes communication links with a base station and user sides where users are located; a plurality of user sides are combined to form a user side group; the user sides are divided into high-grade user sides and low-grade user sides according to corresponding channel gains; the channel gains of the high-grade user sides are higher than the channel gains of the low-grade user sides; at least one high-grade user side is arranged in the user side group; the low-grade user sides are allocated to the user side group where the high-grade user sides are located; the low-grade users are allocated according to channel gains and channel conditions of the low-grade users, and the low-grade users perform user side group allocation before the low-grade users. Compared with the prior art, the method has the advantages that the spectrum efficiency of the unmanned aerial vehicle relay network based on NOMA is improved, so that the throughput performance of the unmanned aerial vehicle relay network is effectively improved.

The invention discloses an access control module, a virtual machine monitor and an access control method, the access control module comprises: a first IO interface used as a communication interface between IO main equipment and a computer system, wherein the IO main equipment forms an IO virtual machine by establishing an association relationship with a preset first virtual machine in the computersystem. The module also comprises a first memory management unit suitable for converting a virtual address of an access space contained in a data access request into a corresponding physical addresswhen receiving the data access request from the first IO interface, and sending the data access request containing the physical address to the physical address routing unit; and a physical address routing unit suitable for routing the data access request to the corresponding access space according to the physical address contained in the received data access request. By adopting the scheme, the load of the processor in the computer system can be reduced, and the data exchange efficiency of the IO main equipment and the computer system is improved.

The embodiment of the invention relates to a method and an electronic device for loading data in a single-instruction multi-thread computing system. In the method, a plurality of predicates for a plurality of threads are determined based on a received single load instruction, each predicate indicating whether an address specified in a respective thread is valid, the address being used to access data in a memory; determining at least one execution thread in the plurality of threads based on the determined plurality of predicates; for each execution thread in the at least one execution thread, determining target data; and writing a set of target data for each of the at least one execution thread into a register file of each of the plurality of threads. In this manner, corresponding target data may be determined for each execution thread based on a single load instruction and a set of target data is written to each target thread. In this way, the efficiency of data exchange between the register and the memory can be improved.

A signal sending device, a signal receiving device, and a signal sending and receiving system and method are presented. The devices and system combine a plurality of sense data into a data packet to transmit the data packet. Through the method, the data packet is processed, received, and sent under a transmission mechanism based on independent data packets. Therefore, the plurality of sense data and overhead data are combined into a data packet, and thus the redundant overhead data is reduced, so as to reduce the time spent on sending actual data to a transmission channel, thus improving the efficiency of data exchange and saving electrical energy.

The invention provides a distributed data exchange system and a distributed data exchange method based on RK3399Pro. The invention comprises a data exchange front-end server connected to an external network server and an isolation gatekeeper, the data exchange front-end server comprises a processing unit. The processing unit comprises a distributed processing module, a distributed slot module anda switch module; the distributed processing module comprises a plurality of core modules. Each core module comprises an AI processor RK3399Pro and a peripheral circuit connected to the AI processor RK3399Pro. The distributed slot module comprises a plurality of slot units. Each core module is connected to one slot unit, the switch module is connected to the isolation gatekeeper and the extranet server, the switch module comprises a switch mainboard and a network controller connected to the switch mainboard, the network controller is used for data exchange scheduling and data acquisition management, and the switch mainboard is connected to the plurality of slot units. The invention has the advantages of excellent performance, stable work, safe data, easy expansion, high cost performance andthe like.

The invention discloses an extra-high voltage tower column modeling system and method, and belongs to the technical field of extra-high voltage tower column modeling. The extra-high voltage tower column modeling system comprises a model library management module, a parameter input module, a parameter verification module, a parameter processing module and a grade section editing module. By automatically processing a high level and a wide bar of a grade section, the tower column modeling speed is increased, repeated parameter input is avoided, and workloads of designers are greatly relieved, the problem that input is difficult due to the fact that the material data size is huge is solved, and the working efficiency is greatly improved; the tower column modeling flexibility is improved, the tower column modeling efficiency is greatly improved, the modeling period can be shortened from 3 days to 20 min, and the requirement for the engineering design is met.

The invention discloses a real-time communication method and system between a DSP and an FPGA. The real-time communication method between the DSP and the FPGA includes the steps that all data, stored in the DSP, to be transmitted are moved and stored in a data transmitting register every time one transmitting frame synchronizing signal of the FPGA is received, the data, temporarily stored in the data transmitting register, to be transmitted are transmitted to the data transmitting flow of the FPGA at the same time when the next transmitting frame synchronizing signal of the FPGA is received, one part of received data of a specific data length, which are input by the FPGA at the same time, are received every time one receiving frame synchronizing signal of the FPGA is received, the part of received data are stored in a data receiving register, and accordingly the part of received data stored in the data receiving register are transmitted to the data receiving flow of the DSP. By means of the real-time communication method and system between the DSP and the FPGA, the data exchange rate between the DSP and the FPGA is greatly increased, bothway, real-time and efficient transmission of the data between the DSP and the FPGA is achieved, and the requirement for acquiring instant messaging services of users is met.

The invention provides a data sharing exchange and open application platform. A business data center stores data acquired by a data source layer, a data access module is connected with a data management and control module to realize metadata management, and stored data resources are subjected to service registration and release to form a data resource service directory for users of a user application layer to apply for corresponding data resource services; data mining analysis and data governance of the classified data are realized; the data exchange efficiency is higher, and the service logicis clearer.

The invention belongs to the technical field of the Internet of Things, and specifically relates to a method for constructing a decentralized sensor network of the Internet of Things. The method performs the following steps: interconnecting multiple sensor network clusters in the Internet of Things to form a decentralized network cluster; the sensor network Clusters include two types: use network clusters and vacant network clusters; the sensor network clusters include: cluster head nodes, nodes in the cluster and new nodes; nodes in each cluster in the sensor network clusters are interconnected to form Intra-cluster intranet, the cluster head nodes are interconnected with each other to form the intra-cluster intranet; the intra-cluster intranet and the intra-cluster intranet are signally connected. By layering the Internet of Things at multiple levels, the layered Internet of Things will perform better functional maintenance. When it is necessary to add new functions, reduce functions, or change functions, it can automatically adjust; at the same time, through the layered The data in the network is scheduled to improve the efficiency of the Internet of Things and operation.