260results about How to "Data synchronization" patented technology

The invention belongs to the technical field of data synchronism, and particularly discloses a data synchronism ETL (Extract Transform Load) system. The data synchronism ETL system comprises the following function modules: a context parameter configuration module, a synchronous interface definition module, a synchronous script generation module, a workflow configuration module, a data synchronism core module and a log and prewarning module, wherein the context parameter configuration module, the synchronous interface definition module and the synchronous script generation module are basic modules and are operated according to the sequence of the modules to generate a script; the workflow configuration module mainly plays the role of a dispatching center, and configures the script in a workflow to realize parallel or serial execution, parallel progress amount, and what time or condition a task is triggered; when anomaly or an error task occurs in the execution steps, the log and prewarning module captures an error reason, and informs system management personnel of the error reason. The data synchronism ETL system is provided with a bidirectional synchronism mechanism, and is capable of supporting data sources configured with multiple context names and accessing multiple environments, the coverage of the synchronism method is wide, meanwhile, a complicated user-defined synchronism method is supported, and the expansibility is stronger.

A switching-over circuit of engine redundant electric control system consists of master-backup system control circuit separately set on two circuit board with the same function. It is featured as forming said each control circuit by CPU processor, information exchange circuit, CPU interface circuit, master-backup control logic circuit and state processing logic circuit; carrying out real time monitor on master-backup state by utilizing digital signal between master-backup circuit board and generating master-backup control command according to monitored information. Its controlling method is also disclosed.

The embodiment of the invention provides a method for conducting data synchronization by an earphone, and the earphone and a mobile terminal, belonging to the technical field of communication, wherein the method comprises the following steps: when at least two connection manners of the earphone are connected with the mobile terminal, selecting the connection manner which has highest priority and participates in data synchronization according to the preset priority of the connection manner; obtaining the subordinate relationship between the earphone and the mobile terminal according to the selected connection manner; and realizing data synchronization between the earphone and the mobile terminal according to the subordinate relationship and the selected connection manner. The embodiment of the invention can support a plurality of connection manners, and can determine the subordinate relationship with the mobile terminal according to different connection manners with the mobile terminal so as to realize data synchronization with the mobile terminal according to the determined subordinate relationship, thus bringing great convenience for the user to conduct data exchange, updating and backup with the mobile terminal only by the earphone.

The invention belongs to the field of railway train operation dispatching and commanding, and relates to a novel train operation intelligent adjusting method. According to the method, fault information in a disaster prevention alarm monitoring system, temporary speed limiting information sent by a driving dispatching desk and running diagram information of a train under a fault are fully utilized;a minimum operation time division calculation module is added in the RBC database and is responsible for calculating the minimum operation time division of the remaining intervals and the train operation curve with the minimum energy consumption under the time division requirement; the result is fed back to the driving dispatching desk; a running situation prediction module predicts the time foreach train to arrive at a subsequent station, and the time, the speed and the position during running in the intervals; by taking the minimum total delay time of the trains on the line as an optimization target, the departure sequence and time of each train based on a first-in first-out or reinforcement learning method are determined, offline training is carried out continuously, and after the training is completed, the training parameters are stored in the model for intelligent adjustment of the train running diagram under the influence of the delay and inhibition of delay propagation on theline.

The invention discloses a two-dimensional and three-dimensional integrated GIS (Geographic Information System) based on live-action three-dimensional. The system comprises a data layer, a service layer and an application layer, the data layer comprises a data acquisition module, a data processing module and a data storage module; the data acquisition module comprises an unmanned aerial vehicle inclined image, a digital line map, a three-dimensional model, topographic data, high-resolution data, attribute data and business data; the service layer comprises a map rendering module and a map service publishing module; and the application layer comprises a two-dimensional and three-dimensional space measurement module, a two-dimensional and three-dimensional integrated display module, a POI search module, an intervisibility analysis module, a dynamic visual range analysis module, a two-dimensional and three-dimensional map plotting module, a two-dimensional and three-dimensional path planning module, a two-dimensional and three-dimensional trajectory data analysis module and a two-dimensional and three-dimensional model real-time monitoring module. According to the invention, the spatial analysis capability of the two-dimensional geographic information system and the display capability of the three-dimensional geographic information system are fused together, and the two-dimensionaland three-dimensional integrated linkage of the map data of the GIS framework is realized.

The invention discloses a data synchronizing device and a data synchronizing implementation method thereof. The device comprises a monitor module, a read module and a storage module, wherein the monitor module is used for monitoring whether data of a cache server is changed or not, and notifying the read module when monitoring that the data of the cache server is changed; the read module is used for reading required data from the cache server and storing the required data to the storage module when an own device is started; the required data is read from the cache server once again when notice from the monitor module is received, and data stored in the storage module is updated; and the storage module is used for storing the data read by the read module. The invention further provides a client access system. According to the data synchronizing device, the data synchronizing implementation method thereof and the client access system, data synchronization is always kept between an interface server and the cache server, and the problem of access performance reduction of the cache server caused by enlarged website scale and increased visitor capacity can be solved.

The invention discloses a method for obtaining dynamic password based on PKI-SIM card. The method includes: PKI-SIM card judges OPT service whether open or not according with appointed disposable dynamic password, if not open, OPT service is customed to system, PKI-SIM card gives PKI-SIM card mark and secret key from itself to SP background server in course of customing OTP service; after the OPT service opened, PKI-SIM card generates dynamic password by using PKI-SIM card mark and secret key. The invention can avoid many limitations caused by traditional token card technique because of time synchronization by using date synchronization method of PKI-SIM card and SP background server.

The provided synchronizing method for MBMS data among RNC comprises: forming a RNC group by all RNC for same MBMS business, setting one inside as the primary RNC, others as the slave ones; during synchronizing, the primary RNVC provides FP frame carried CFN uniformly to the slave RNC. This invention can be applies in mobile communication system.

The invention discloses a data synchronization method for a digitized fiber differential protection device. The method comprises the following steps that: (1) a protection device at each side and a merging unit are subjected to clock synchronization at respective side 1 pps; (2) the MU at each side is accessed to the protection device at respective side by an interface according with IEC61850-9 standard; (3) the protection device at each side calculates ET quadratic transformation time delay of sample data in each frame; (4) the protection device at each side calculates channel time delay Td; (5) the side sampling point time t4Md synchronous with an opposite side sampling point is calculated; and (6) each side device finds out two frames of data received before and after the t4Md time from the stored side MU sample data, a group of sampling values is acquired through interpolation calculation, and the group of sampling values is synchronous with the opposite side sample data of which sampling label is N1. The method can achieve data synchronization of the protection devices at two sides under the condition that the MU is accessed by the interface of the IEC61850-9 standard.

The invention discloses a method for synchronizing data between a main system and a backup system of air traffic control. By realizing the data synchronism of automatic main/backup system of the air traffic control, the problem that situation display information of the backup system is inconsistent with that of a duty system is greatly improved, thereby laying firm foundations for seamless 'one-key' switching of the main system and the backup system.

The invention discloses a method for synchronizing data between heterogeneous databases based on CMSP message middleware. The method belongs to the field of data synchronization between databases. Thetechnical problem to be solved is how to carry out safe and reliable synchronous exchange on heterogeneous data. The technical scheme is as follows: the method comprises the following steps: splitting an extraction service of a specific database platform, defining a unified message transmission protocol, transmitting through CMSP message middleware, and finally realizing synchronization and migration work of data among heterogeneous databases through a database type mapping model by a warehousing server; the method comprises the following steps of S1, realizing each heterogeneous database extraction server as an independent micro-service program; S2, serializing specific database events by the extraction server through a unified coded message format; S3, distribution is performed througha CMSP message bus; S4, matching the data mapping model between the warehousing server as a message receiver and a consumer by analyzing the message format; and S5, migrating the database operation from the source database to the target database.

The invention relates to a method for achieving the connection between one household electric appliance and multiple servers, and the method is characterized in that the household electric appliance builds communication connection with a router; the household electric appliance starts a thread which is used for connecting at least two target servers; and the household electric appliance builds one-to-one corresponding network connection with the target servers according to the IP addresses and ports of the target servers. The method solves a problem that can a conventional third-side server be connected with the household electric appliance only through a manufacturer server. The invention has the beneficial effects that 1, the household electric appliance is connected with the plurality of servers at the same time, and all servers directly carry out data transmission with the household electric appliance, thereby greatly improving the response speed; 2, the method also can achieve the APP terminal independence and server independence, there is no need of data butt joint between the servers, and the normal operation of other servers cannot be affected even if the manufacturer server has a fault; 3, the state change of the household electric appliance connected with the plurality of servers achieves the server data and/or corresponding APP data synchronization.

The invention discloses a data synchronization method and device based on an STP protocol and a mimicry switch, and belongs to the technical field of network security protection. The invention discloses a mimicry switch. The heterogeneous executor performs data synchronization through the mimicry scheduler; lots of memories are wasted to store network topology data; an STP protocol stack code on the heterogeneous execution body is manually matched; complex operation, the invention provides a data synchronization method based on an STP protocol on a mimicry switch. After the heterogeneous executor in the mimicry switch is cleaned and recovered, collection and self-training of topological information of each port of the STP are completed through the data synchronization module, then the topological information is synchronized to the cleaned and recovered heterogeneous executor to be synchronized, data synchronization of the heterogeneous executor to be synchronized is completed, and normal use of the heterogeneous executor is recovered. According to the data synchronization method, the STP stack code of the heterogeneous execution body does not need to be modified manually, extra storage resources are not occupied, the synchronization speed is high, the efficiency is high, and the stability is better.

The invention discloses a data synchronization method and device, and a server. The data synchronization method comprises the steps: obtaining a synchronization relationship which comprises data source information and corresponding data destination information, wherein the data source information comprises source database information and source data table information in a source database; and thedata destination information comprises destination database information and destination data table information in a destination database; based on the synchronization relationship, extracting change data of a source database table through a database change extraction task; using a database change capture tool to obtain change data in a source database table by the database change extraction task;and based on the synchronization relationship, changing the consumption task through the database to synchronize the obtained change data to the target data table. By implementing the data synchronization method, dependence on traditional OGG, DataX and other technologies is not needed, and the processing process is simple, and real-time data synchronization of the database can be realized, and the high real-time requirement of database backup data is met.

The invention discloses a remote visualization maintenance supporting system, and the system comprises vehicle-mounted equipment. The vehicle-mounted equipment comprises a guide system for providing remote, real-time and visualized guide for the maintenance, and an information collection system. The guide system comprises a real-time recording module which carries out the real-time recording of amaintenance site and carries out the synchronous transmission of the record to a background for display, and a real-time display module for transmitting the background guide to the maintenance site for display in real time. The information collection system comprises an information recognition module which recognizes the basic information and/or maintenance historical information of vehicle equipment. The system achieves the digitalization, interaction, real-time performance and platform management of the fault processing operation, can effectively improve the maintenance efficiency, and can reduce the maintenance operation cost.

The invention relates to a database data synchronization method, a server, electronic equipment and a storage medium. The data synchronization method is applied to a first server. The data synchronization method comprises the steps of obtaining total data or incremental data in a first database; and converting each piece of content data in the total data or the incremental data into a target fileaccording to a preset file format, so as to synchronize the content data in the target file to a second database through a gateway. Data synchronization among the cross-gateway databases is realized,data synchronization of total data and incremental data among isomorphic databases can be realized, data synchronization of the total data and the incremental data among heterogeneous databases can also be realized, and the method has the advantages of timeliness, high efficiency, easiness in realization and the like.

The invention relates to an electric power marketing and power distribution service data synchronization method, which belongs to the technical field of power grid management. The method comprises the following main steps of: constructing an electricity meter box module in a marketing system and a power distribution system, wherein the electricity meter box module of the marketing system is correspondingly associated with that of the power distribution system; associating the electricity meter box module and other data modules in the marketing system, and associating the electricity meter box module with other data modules in the power distribution system; monitoring whether the data of the electricity meter box modules in the marketing system and the power distribution system is abnormal or not respectively; when the data of the electricity meter box module in the marketing system or the power distribution system is abnormal, acquiring the abnormal data of the system with the abnormal data, and transmitting the abnormal data to the corresponding electricity meter box module in the other system to realize data synchronization; and correspondingly updating the data of the other data modules associated with the electricity meter box module in the system receiving synchronous data. By the method, the data synchronization between the conventional marketing system and the conventional power distribution system can be realized through a convenient electricity meter box data channel, so that the information resources of a power grid can be rationally and effectively integrated, and the comprehensive management advantages of the power grid can be maximally utilized.

The invention relates to a distributed measuring system for the noise of a wind turbine. The system comprises an acoustic measuring end machine, a wind turbine operation parameter measuring node, a wireless communication base station, an acoustic signal processing center, a meteorology and wind turbine data processing center, and a system control, display and interaction center. The acoustic measuring end machine is installed on a noise measuring position, and the wind turbine operation parameter measuring node is installed on a wind turbine; the acoustic measuring end machine and the wind turbine operation parameter measuring node carry out data communication with the wireless communication base station through a wireless mode, acoustic data reaches a first processing center via the wireless communication base station, and the first processing center processes the acoustic data; wind turbine data is transmitted to a second processing center via the wireless communication base station, and the second processing center processes the wind turbine data; and the system control, display and interaction center is used for realize control and data transmission of other modules in the measuring system, interaction with users, and display measuring data and a processing result.

The invention discloses a disaster recovery system comprising a network layer, a virtual layer and a storage layer, wherein the virtual layer is used for switching a service system from a faulty site to a standby site in the case of a site fault; the storage layer comprises storage devices arranged in different sites; two controllers of the same storage device are used as nodes to form an I/O Group; and the different storage devices keep data synchronization through HyperSwap. According to the disaster recovery system, the HyperSwap architecture is established to set the two nodes of the same I/O Group in the same site, therefore in order to handle the site fault, the service system is switched from the faulty site to the available site forming data synchronization with the faulty site, and thus the node of the I/O Group can be prevented from entering a read-write direct communication mode, and thus the processing performance of the system can be guaranteed while the disaster recovery is realized.