106results about How to "Achieve real-time synchronization" patented technology

The invention relates to a real-time synchronization method based on PTP precision clock synchronization protocol of IEEE1588. The research on hardware of IEEE1588 protocol is still a blank at present. The method of the invention includes the following steps: sending messages; receiving messages; correcting the local system time; selecting the optimal master clock. And the synchronization action is different when the corresponding equipment is a master clock or a slave clock. The hardware method reduces the inherent fluctuation of data transmission time of internet technology, while not affecting the scope of precision control, thus resolving the problem of the clock uniformity and precision in a distributed network system.

The invention relates to a heterogeneous database synchronization method used for realizing data synchronization between a heterogeneous source database and a target database. The method comprises the following steps: (a) executable statements of the target database are created at a source database terminal according to data maintenance and operation of the source database; (b) a target database terminal obtains the executable statements from the source database terminal; (c) the target database terminal executes the executable statements to update the data in the target database. The invention also provides a corresponding system. The invention realizes real-time synchronization between the heterogeneous source database and the target database by creating the executable statements of the target database at the source database terminal and sending the executable statements to the target database to be executed.

The invention discloses a rehabilitation training evaluation method and system based on the interaction between exercise information and myoelectricity. Exoskeletons are arranged on front half parts of rehabilitation information gloves, bending sensors and pressure sensors are arranged on the portions, corresponding to joints of the upper limbs and hands, of the rehabilitation information gloves,multiple myoelectric electrodes are arranged on muscle parts corresponding to joint movement, and the bending sensors, the pressure sensors and the myoelectric electrodes are separately connected witha computer; the computer uses the position, the velocity, the acceleration and the pressure as input data for neural network training, myoelectric signal features are used as guide signals for performing neural network training, and the computer displays visual feedback refined to the color change of each exercise muscle through a display unit so that healthy people or patients can conduct activetraining in line with continuous movement intention according to the movement and multiple muscle color changes. Real-time synchronization of the intention and complex and fine movement is achieved in a real sense, and evaluation of the targeted quantification of the single muscle of the patients with different movement disorder conditions is achieved.

The invention provides a method and system for synchronizing data and a related database. The synchronizing method is applied to databases with a principal and subordinate structure, and at least two transmission interfaces of the subordinate database are activated to receive data transmitted by the principal database. The method comprises the steps that data to be synchronized are obtained from the principal database, multiple synchronization tasks are generated according to the data to be synchronized, at least two concurrent threads are called, the multiple synchronization tasks are allocated to the at least two concurrent threads according to preset rues, and the multiple synchronization tasks are sent to the subordinate database through the at least two concurrent threads for the subordinate database to achieve data synchronization with the principal database according to the multiple synchronization tasks. According to the technical scheme, the problem of synchronization time delay of the principal database and the subordinate database is solved, real-time synchronization can be achieved, and therefore the demand of providing subsequent data services is met.

The invention discloses an operation synchronization method and device, which belongs to the technical field of network. The method comprises the steps that when the editing operation of a first terminal on multimedia resource information is received, the editing operation is carried out on the multimedia resource information; data connection information corresponding to account information used by the first terminal is queried; whether the queried data connection information comprises the data connection information of a second terminal is judged; and if the queried data connection information comprises the data connection information of the second terminal, the editing operation on the multimedia resource information is synchronized to the second terminal. According to the invention, when the editing operation of the first terminal on the multimedia resource information is received, the data connection information corresponding to the account information used by the first terminal is queried; if the queried data connection information comprises the data connection information of the second terminal, the editing operation is synchronized to the second terminal; real-time synchronization of the multimedia resource information of different terminals is realized; and the operation synchronization method and device have the advantages of high instantaneity and simple operation.

The invention provides a method, a device and a system for processing page access requests of a mobile terminal. Firstly, a first page access request to be processed is obtained; secondly, a second page access request corresponding to the first page access request is generated according to the first page access request; thirdly, a corresponding original page of a website pointed by the second page access request is obtained according to the second page access request; and lastly, the original page is subjected to processing corresponding to the first page access request to obtain a target page in response to the original page. Compared with the prior art, an independent mobile terminal access site does not need to be established in an internet website, a user can access the internet website through any browsers of the mobile terminal, real-time synchronization of content between a world wide web (WWW) page and a wireless application protocol (WAP) page of the internet website is realized at the same time, and therefore the maintenance cost of the internet website is lowered.

The invention discloses a third-party e-commerce platform unified releasing method. The method comprises the following steps: receiving a unified releasing instruction; obtaining to-be-released product information, a to-be-released third-party e-commerce platform and product information releasing time; scheduling a Web service interface provided by a target third-party e-commerce platform to send the product information to the corresponding target third-party e-commerce platform according to format requirements of the corresponding Web service interface; receiving a state identifier of operation success, returned by the target third-party e-commerce platform and finishing unified releasing of the product information; and communicating with a local platform interface Web service interface of the target third-party e-commerce platform for data exchange. The third-party e-commerce platform unified releasing method provided by the invention can solve the problem that information releasing requires continuous switching, synchronization and maintenance of multiple system backgrounds.

The invention discloses a real-time data warehouse platform, which comprises a business data acquisition system, a log data acquisition system and an analysis system. The business data acquisition system comprises a candu module; the candu module is used for synchronously analyzing an update log of business data and storing the analyzed data into a kudu storage module of an analysis system; the log data acquisition system is used for acquiring log data, calculating the log data, and storing a calculation result to the kudu storage module; the kudu storage module is used for carrying out data analysis in real time according to the stored analyzed data and the stored calculation result. According to the real-time data warehouse platform provided by the invention, the update log of business data distributed on each business system is collected in real time through the candu module, so that real-time synchronization of the business data is realized.

The invention relates to an E-commerce order and scenic spot access control system butt joint communication method which is characterized by comprising the following steps: firstly, a visitor logs on a corresponding E-commerce website and subscribes a tourism product so as to generate an order; a server to which the E-commerce website belongs sends the order to a scenic spot system by use of a timed operating program; then the scenic spot system generates a garden entrance voucher with a two-dimensional code for the order and sends the entrance voucher with a two-dimensional code back to the visitor; the visitor can enter a garden after passing the verification of a scenic spot access control system; finally, after the visitor enters the garden, the scenic spot access control system updates the order and exchanges data with the server to which the E-commerce website belongs. Therefore, seamless butt joint of the order is realized and real-time synchronization of order information can be realized. Furthermore, because of timely feedback of the scenic spot access control system, loads borne by the server to which the E-commerce website belongs can be reduced, the scenic spot ticket workload can be conveniently reduced, and the data processing capability is improved.

The invention discloses a power asset supervision method and a power asset supervision system based on an electronic identity card. The system comprises electronic identity card identification equipment (1), electronic identity card generating equipment (6), an electronic identity card (7), a database server (2) for storing fixed asset data, an application server (3) for calling the data stored by the database server (2), a wireless network (4), and a personal computer (PC) client (5), wherein the electronic identity card identification equipment is controlled to emit a microwave query signal; the electronic identity card synthesizes the microwave query signal and the data information in the electronic identity card into a whole and returns the whole to the identification equipment; the identification code, processed by the identification equipment, of the electronic identity card is sent to the application server; and the application server retrieves the database of the database server, returns the retrieval result to the identification equipment for resolving, and reveals the information of assets to users. According to the method and the system, the highest limit application ofthe assets can be effectively improved, the reasonability of working management is furthest ensured, the work efficiency and the work quality are improved, and the running and maintenance costs of enterprises are reduced.

The invention discloses a discrete workshop logistics information online obtaining method based on radio frequency identification technology, which includes: 1, assigning operation task, and binding the operation task-material-radio frequency identification (RFID) label and station-process-RFID reader-writer; 2, initializing a logistics status matrix and a logistics status change matrix; 3, obtaining RFID initial data at the moment of tn; 4, converting the RFID initial data into logistics simple events; 5, collecting the logistics simple events into logistics complicated events; 6, obtaining logistics status change matrix at the moment of tn through the logistics complicated events; 7, generating logistics status matrix at the moment of tn; 8, obtaining logistics information at the moment of tn according to rank-sum elements of each block matrix in the logistics status matrix; and 9, setting the logistics status change matrix into a null matrix, going to the step 3, and obtaining logistics information at the moment of t(n+1). The discrete workshop logistics information online obtaining method based on the radio frequency identification technology achieves real-time synchronization of material flow and information flow in a discrete workshop.

The embodiment of the invention discloses a mouse synchronization process, system and server. The mouse synchronization process includes: receiving data packets transmitted from a Keyboard Video Mouse (KVM) client carrying mouse position information of the KVM client PC system; comparing the mouse position information of the KVM mouse with the mouse position information of the KVM client PC system, and adjusting the position of the KVM mouse according to the result. The embodiment of the invention can realize an accurate, quick and automatic mouse synchronous effect; and the embodiment of the invention can realize mouse real-time synchronization, both fore and after the server entering into the operating system, therefore operations at the KVM customer client can be convenient and simplified, and the customer client will be more friendly. Furthermore, the embodiment of the invention adopts network to transmit KVM mouse data, thereby having a good KVM mouse synchronizing effect.

The invention discloses a cross-regional distributed station interaction and data synchronization method. The method comprises: determining an involved region according to a business order; a source region station obtaining a plurality of business order states of target region stations through a shared bus; if state variation does not occur, setting a region logical lock for the target region station, to lock associated information, the source region station packaging the associated business data of the target region station, and correspondingly distributing the associated business data to each target region station, each target region station updating the associated business data and storing the data, releasing the region logical lock; if the state variation occurs, setting the region logical lock for the source region station in a reverse manner, to lock the associated information of the region, through the shared bus, notifying the target region stations, the target region stations obtaining information related to state variation of the region stations in a reverse manner, updating the source region station in a reverse manner, after data input and update are completed, releasing the region logical lock of the source region station. The method is high in interaction efficiency, and ensures data consistency and accuracy in an interaction process.

The invention relates to a satellite-ground bistatic SAR (synthetic aperture radar) time-frequency synchronization method based on a navigation satellite, and belongs to the technical field of radar signal processing. The time-frequency synchronization of a satellite-ground bistatic SAR system can be realized without a post-event ephemeris. A parameter estimation method provided by the invention can be used for extracting navigation message information by virtue of direct waves, decoding acquisition time and satellite orbit information to calculate a theoretical time delay history and a theoretical Doppler phase history corresponding to received data, and subtracting the theoretical time delay history and the theoretical Doppler phase history from an apparent time delay history and an apparent Doppler phase history to obtain synchronous error estimation values of time and phase. According to the method, the real-time property of imaging can be improved, the time information can be accurately acquired, and the error influence caused by time deviation is lowered. The method is suitable for all navigation satellites and is wide in application range.

The invention provides a method and device for synchronizing whole-quantity data. The method comprises the steps that a data file of a source database is read, and a data dictionary, a database objectand transaction data of the data file are analyzed; a data framework formed by the data dictionary and the database object is sent to a data receiving end of a target database in a transaction file form; the transaction data is sent to the data receiving end in a transaction file form; the data receiving end loads the received data framework and the received transaction data into the target database in sequence, and synchronization of the source database and the target database is achieved. According to the method, the synchronization efficiency of the database can be improved, the load of the database can be reduced, and the resource occupancy rate of the database can be reduced.

The embodiment of the invention discloses a method, a device and a system for time synchronization, relates to the communication field, and can ensure that a slave node can quickly achieve time synchronization with a host node when local time of the host node is adjusted. The method for time synchronization comprises the following steps: receiving a time adjustment message transmitted by the host node, wherein the time adjustment message carries time adjustment information and a time adjustment serial number of the host node; and synchronously adjusting the local time of the slave node according to the time adjustment information and the time adjustment serial number. The other method for time synchronization comprises the following steps: detecting that whether the local time of the host node is adjusted or not; and sending the time adjustment message to the slave node when adjustment occurrence of the local time of the host node is detected. The time adjustment message carries the time adjustment information and the time adjustment serial number of the host node.

The invention discloses a method and system for achieving real-time synchronization of user data. The method comprises the steps that an AAA server receives authentication information of a user; after authentication succeeds, the AAA server sends a private IPv4 address of the user or a public IPv6 address and a source TCP/UDP port to a CGN device through a signaling interface; the CGN device forms a mapping table and feeds the mapping table back to the AAA server, wherein the mapping table comprises a private IPv4 address of the user or the public IPv6 address, the source TCP/UDP port, the public IPv4 address which is mapped through the CGN device and the source TCP/UDP port which is mapped through the CGN device; the AAA server sends the corresponding relation between a user account and a public IPv4 address to a DPI device. By the adoption of the method and system, real-time synchronization of user data is achieved.

The invention discloses a file synchronization method and apparatus to achieve file synchronization in real time among servers. The method comprises steps of installing a data mirror image backup tool (rsync) on a content server, building a first authenticated file and configuring a configuration file having relative parameters of the rsync, installing the rsync and a monitoring tool (inotify) on a publishing server, building a second authenticated file and a file synchronization script, operating the file synchronization script on the publishing server to monitor a file-contained designated catalogue on the publishing server via the inotify, and calling the rsync to synchronize files having changes in the designated catalogue to the content server when changes of files in the designated catalogue are monitored.

The embodiment of the invention discloses a main and standby center data real-time synchronization method, which comprises the following steps of writing business message data corresponding to business messages into files to form business data files corresponding to the business messages, writing the business data files into a first temporary directory; detecting the first temporary directory at aset first time interval, judging whether the business data file exists in the first temporary directory or not, reading the business data file to a sending queue if the business data file exists in the first temporary directory, and copying the business data file to a first formal directory; and establishing a data connection with a standby center, and sending the service data file in the sendingqueue to the standby center. The embodiment of the invention also discloses a real-time synchronization device and system for the main and standby center data, and a computer readable storage medium.

The invention relates to the technical field of data synchronization, in particular to a method and a device for real-time synchronization of database data. The method includes executing complete synchronization to synchronize the first data to be synchronized in the source server database to the target database; performing incremental synchronization to synchronize the second data to be synchronized generated in the source server database to the target database. The invention is applicable to the real-time synchronization between all databases of the same type, and realizes the real-time synchronization of the database data only through one-time complete synchronization and continuous incremental synchronization. The operation method is simple, and the efficiency of the real-time synchronization of the database is improved.

The invention is suitable for the technical field of computer network safety, and provides a private data-based network security sharing method and a communication terminal. The private data-based network security sharing method comprises the following steps of: virtualizing a document to a virtual disk document; storing the virtual disk document to a server through a preset drive and a protocol; transmitting encrypted private data to the server through a network after the private data is automatically encrypted on the communication terminal, and then writing the encrypted private data into the virtual disk document; reading the encrypted private data from the virtual disk document of the server, and transmitting the encrypted private data to the communication terminal through a network, and then transmitting the decrypted private data to an application after automatically decrypted. Therefore, the invention realizes a private data network sharing three-dimensional protection system, ensures storage safety and network transmission safety of private data during network sharing, is convenient and easy, comprehensive and efficient, and realizes real-time synchronization of shared data.

The invention relates to the technical field of databases, in particular to a system for achieving database synchronization and a method thereof. The method includes the steps of obtaining and analyzing the operations executed by a database in real time by monitoring logs in source data, according to a protocol, conducting data encapsulation on the executed operations, and pushing the data to a target server; after the target server receives the data, verifying the data; if an exception occurs, requesting for obtaining the data again, and if not, adding the data into a data queue to wait for being written into the database. The system for achieving the database synchronization and the method thereof solve the problem of data isolation in each application system, and can be applied to data synchronization among different application systems.

The invention provides a data synchronization method of distributed file systems and the file systems. The data synchronization method comprises the following steps: detecting whether a file is changed or not; and if the file is detected changed, synchronizing the changed file to other distributed file systems. The data synchronization method can be deployed on distributed file systems, so that real-time synchronization or fixed-time synchronization of user data can be realized, the requirements of safety and timeliness of the user data can be met to the largest extend.

The invention belongs to the computer field, and provides a collaborative design method and device, and aims at solving the problem that the data consistency cannot be guaranteed since the timeliness of the data synchronization is bad in the collaborative design process in the prior art. The collaborative design method comprises the following steps: judging whether a data channel is idle if receiving a connecting request of a remote terminal; if the data channel is in an idle status, processing the connecting request through a virtual desktop system to complete the connection with the remote terminal; if receiving a resource request of the remote terminal, performing resource distribution according to the resource request; and publishing the corresponding resource to the remote terminal according to a resource distribution result so as to start the collaborative design. Compared with the prior art, a remote access protocol is adopted, the virtual desktop system controls the remote terminal to access into a design platform of a data center so as to perform the collaborative design, the real-time synchronization of the data is realized, the consistency of the data is guaranteed, and the user experience is improved.

The invention discloses a bracelet control method, a bracelet and a computer readable storage medium. According to the method, the working mode on the bracelet is adjusted by detecting the working state of the mobile terminal so that the user does not need to independently control the bracelet and the whole control of the bracelet can be realized; therefore, as long as a user can keep the communication connection between the bracelet and the mobile terminal, whole control of the bracelet and the terminal is realized, the control mode of the bracelet is simplified, real-time synchronization ofdata and work between the bracelet and the terminal is realized, and lighting operation of a user on the bracelet is reduced, so that unnecessary consumption of electric quantity of the bracelet is reduced, electric energy is saved, standby time of the bracelet is prolonged, and user experience is improved.