316results about How to "Realize data exchange" patented technology

The invention relates to a method and a system for cataloging news video. The method realizes automatic cataloging of the news video based on caption bars, anchorman and audio mute point information in a news program, and comprises the following steps: carrying out audio-video separation of news video stream and head leader music matching of audio data to determine the effective time range of a news program in a file; determining an audio mute point, an anchorman frame and the emerging time of a caption frame within the effective time range, and carrying out comprehensive analysis processing to determine the division time point of news items; and identifying video caption information, associating the caption information with a division result, and taking the caption information after association as cataloging semantic information. The system comprises a bar removing module and an educing module connected with a news video bar-removing result database as well as a browse module, a play module and a correction module connected in parallel between a client and the news video bar-removing result database. The method and the system solve the problems of news automatic bar removing and news item automatic semantic information labeling and realize automatic cataloging of news programs, thereby having the advantages of high efficiency and low cost.

The present invention discloses a collaborative service platform facing to heterogeneous data; the non-structural information of every system data source of the collaborative service platform is converted into structural data based on the data conversion mode of XML; a basic service component integration platform recomposes different service platforms and different businesses platforms; the information integration technology with unified data source and interface is adopted for providing service for user; the collaborative service system coordinates two or more different sources or individuals to complete the object and solve information isolated island; at the same time, the flow is standardized and the management and implementation capacity is enhanced; the reaction and the development are implemented on the complicated application system, the business relation is utilized to joint various service flow in a seamless way and manage the shared knowledge capital and relation with partners; the application system manages and handle the data; the present invention realizes the mutual data exchange and the share of different system data which serves for the normal operation of a company.

The invention discloses an aircraft-mounted multi-navigation-source comprehensive navigation simulation system. In the system, each navigation simulation sub system really simulates functions, performances and interfaces which are same as those of a model according to a self-navigation principle. A scheduling system responds a display control command, a load command and load data information sent by a mission system, and drives the navigation simulation sub systems to perform simulation calculation with combination of environment simulation data. A combined navigation system, with an INS simulation sub system as a main navigation source, performs integrated navigation based on and fault detection federated Kalman filter with GNSS, TACAN and IFDL as auxiliary navigation sources. Information fusion is achieved through a generalized federated Kalman filter in a two-stage structure constructed through a federated filter algorithm, wherein a main filter performs total information fusion and performs information distribution and information reset to each sub filter. Optimal estimation is carried out to a result of each sub filter through a dynamic information distribution coefficient. Meanwhile, the INS simulation sub system is subjected to closed-loop negative feedback correction through an estimated error by the system.

The invention discloses an urban control management system based on smart street lamps, and relates to the technical field of smart cities. The smart city is constructed on the basis of the smart street lamps, interconnection and intercommunication of multiple platforms in the smart city are achieved, and repeated investment is reduced. The intelligent street lamp is a composite public infrastructure integrating multiple functions of intelligent lighting, video acquisition, mobile communication, traffic management, environment monitoring, meteorological monitoring, radio monitoring, emergencyhelp seeking, information interaction and the like, and is an important carrier for constructing a comprehensive perception network of an intelligent city.

The invention relates to a kind of wet-form stack-gas desulfurizing industrial art monitoring and auto-control system, which can be used in desulfurizing industrial art by spraying lime powder or size mixture of lime to stack gases in order to forming high purity gypsum. The hardware of the invention contains industrial cybertron, PLC, group of server, router, Internet system and remote terminal. And the feature of it is that it contains the subsystems as follows: the monitoring and data acquisition subsystem, which includes the intelligence instrument; the simulated instrument and the observation system of the air pollutant that is CEMS; the data processing and electrical control system, which controls the on-the-spot actuating mechanism by PLC; the network and data communication subsystem and the safety control subsystem, which include the safety emergency power supply and the control cabinet on the spot of the subject equipment. The industrial cybertron works for data processing and central control, which uses PLC to control spot actuating mechanism, and it can manifest the data of equipment state at the right moment and can type all kinds of report form, in order to realize auto-control and remote control at the right moment.

A multi-function communication interface conversion device based on FPGA is disclosed, which includes Ethernet interface, CAN interface, USB interface, RS232 interface, four communication interface modules and a FPGA control module, and the received data by one interface can be transmitted to other interface by FPGA controlling the four interface modules to realize the data communication between four different interfaces. The invention has characteristics of high integration, perfect function, fast converting speed and agility application, and it provides easy and efficient solving scheme for four kinds of communication interface to communicate data.

The invention discloses a method for analyzing components such as helium, hydrogen, oxygen, nitrogen, methane, ethane, carbon dioxide, dimethylmethane, iso-butane, n-butane, isopentane, n-pentane, n-hexane and heavier components in compressed natural gas (CNG) by adopting a double thermal conductivity gas chromatograph, utilizing the principles of predissociation and gas circuit back flushing, applying the negative peak and channel switching function of a chromatographic workstation and adopting one-step sample injection. The analysis method is improved based on an analysis method provided by American Society for Testing Material and the current national standard. By adopting the analysis method disclosed by the invention, the problems that multiple sample injection is required and the analysis efficiency is lower when the components of the CNG are analyzed in the prior art can be solved.

The invention relates to a laboratory data collection and management system. The laboratory data collection and management system comprises at least one laboratory data management system used for a server and at least one laboratory data collection system used for a mobile intelligent terminal. The laboratory data collection system used for the mobile intelligent terminal comprises a terminal data collection module, a terminal data preprocessing module, a terminal data storage module, a terminal data calling module, a terminal data displaying module and a terminal data communication module. The laboratory data management system used for the server comprises a server data communication module, a server data storage module, a server data calling module and a server data displaying module. According to the laboratory data collection and management system, the mobile intelligent terminal is used for obtaining data in real time, the server is used for gathering and managing the laboratory data, and therefore it is guaranteed that all the laboratory data can be effectively stored and managed for a long time and all researchers can call the laboratory data within authority limits of themselves.

The invention belongs to the technical field of mobile payment, and discloses an offline payment method based on NFC. The method includes steps: S1, a payment terminal receives a collection instruction sent by a collection terminal; S2, the payment terminal generates a first verification code and a first authentication signature code, and sends the first verification code, the first authentication signature code and a payment terminal identity authentication instruction to the collection terminal; S3, the payment terminal receives a second verification code, a second authentication signature code, and an update electronic wallet balance instruction which are generated after signature verification and deduction of the payment terminal by the collection terminal; S4, the payment terminal performs signature verification on the collection terminal, and the corresponding amount is added to an electronic wallet based on the received update wallet balance instruction; and S5, the payment terminal generates a third verification code and a third authentication signature code, and sends the third verification code, the third authentication signature code, and a payment success instruction to the collection terminal so that the collection terminal can perform signature verification. According to the method, non-network payment and data exchange between two terminals can be realized.

The invention discloses a data exchange method of inter-heterogeneous CAD system parametric feature models based on process recovery. In the method, the exchange of inter-heterogeneous CAD system parametric feature models is achieved through the recovery of the establishment process of parametric feature models, information extraction, exchange and re-establishment, thus ensuring the parametric edition of the exchanged models. In addition, the information of the establishment process of the models is transmitted instead of the geometric data of the models, the data quantity to be transmitted through networks is significantly reduced, and the network transmission efficiency is improved.

The invention relates to a GNSS and WIFI integrated positioning method and a system thereof. According to the method, through combination of at least three beacon nodes located via GNSS location-based service or at least three reference nodes located via WIFI, the relative position information of the current node is calculated, and then the relative position information is uploaded to update the position information with a timestamp in a central server and is broadcasted so as to provide convenience for other nodes to search and use. Mobile equipment indirectly obtains self position information via an RSSI locating mode after receiving the surrounding node position broadcast messages so as to achieve integrated positioning. The integrated positioning mode solves the problem that the position of the WIFI hot spot itself is hard to obtain and has great effects in the aspect of improving positioning precision and strengthening practical usability.

The invention discloses a cross-network data exchange platform and belongs to the field of enterprise information integration. The cross-network data exchange platform comprises two physically isolated networks, wherein each physical network is provided with an information system server, a data exchange server and a data exchange client, and a database, a data exchange task processing component and a data exchange task execution component are deployed on each information system server. The data exchange task processing components obtain and output exchange data; the data exchange servers respectively carry out data interaction with the data exchange task processing components and the data exchange clients; the data exchange clients obtain and distribute data which needs to be exchanged; and the data exchange task execution components execute and dump the data transmitted from other network environments. The cross-network data exchange platform realizes the data exchange of the physically isolated networks and has the advantages of reliability, excellent operating performance, rapid implementation, centralized processing and efficient operation, and meanwhile, the data migration can be more efficiently and quickly carried out between application systems, so that the workload of secondary development of each business system is reduced.

The invention concerns a system for controlling a motor vehicle brakes, comprising standard functional units provided with a braking electronic regulator and a hydraulic unit in particularly fixed connection with the regulator, said electronic regulator including a redundant or partly redundant system of microprocessors with several central units (UC) and standard functional units having a controlling and regulating philosophy at least for an anti-skidding system. Said control system also comprises non-standard hardware and software functional units of an external safety system for protecting the passengers of a motor vehicle, said system being passive, that is it does not intervene directly in the vehicle dynamics. Said units are integrated in the field of the motor vehicle brake control system, ''field'' meaning that the non-standard hardware and software functional units to be integrated are placed at least in the direct vicinity of the standard braking electronic control regulator.

The invention discloses a data exchange method and system and a gateway server. The data exchange system comprises an external system, an internal system and the gateway server, and service plug-ins are stored in the gateway server. The data exchange method comprises the steps that S1, the gateway server judges the sending direction of received data messages; S2, based on the sending direction, the gateway server converts the protocol of the received data messages into the protocol of a destination system, and the protocol is sent to the destination system. Protocol conversion of the data messages between the external system and the internal system is achieved through the gateway server, and data exchange between the external system and the internal system can be achieved through the gateway server no matter how the external system changes and no matter how the content of the service plug-ins changes.

The invention relates to a distributed full-digital joint simulation system and method, and particularly aims at realizing full-digital joint simulation according with an FMI standard by using distributed and client/server structures in coupling system design and iterative verification stages. The system consists of three parts: a distributed joint simulation subsystem client, a distribution jointsimulation result visualization client and a distributed joint simulation server, wherein the distributed joint simulation subsystem client is mainly used for realizing digital simulation calculationof each subsystem; the distributed joint simulation result visualization client is mainly used for realizing visualization of simulation results; and the distributed joint simulation server is mainlyused for realizing synchronous control of joint simulation. According to the system and method, joint simulation of heterogeneous system models is realized, joint simulation of cross-geographic areasis realized, and black box-mode simulation is adopted so that the intellectual properties are protected.

The invention discloses a control system based on an intelligent street lamp, and relates to the technical field of intelligent street lamps. The control system based on the intelligent street lamp comprises a control center, a cloud server, the intelligent street lamp and a common street lamp, the control center is connected with the cloud server through a transmission network, the intelligent street lamp is connected with the cloud server through the transmission network, the common street lamp is connected with the intelligent street lamp through the transmission network, and the intelligent street lamp comprises a power supply control part, a communication part, a sensor part and a main controller part. The intelligent street lamp is combined with a common street lamp, and the common street lamp is controlled by the intelligent street lamp, so that the cost is reduced; and the brightness and power of the lamp can be adjusted in real time according to weather conditions, so the purpose of saving energy is achieved.