481results about How to "Achieve transparency" patented technology

The invention provides a layered exchange and control method for real-time monitoring system data by power dispatching. A CIM/XML (common information module)/(extensible markup language) interface, a CIM/E interface and other models of the electric power subsystems are processed and combined to establish a device model of the large power grid, therefore, perfect interaction of various application data including SCADA (supervisory control and data acquisition) real-time data, WAMS (wide area measurement system) data, EMS (enhanced message service) advanced application data and dynamic security analysis warning information can be realized, and power system control commands among the systems can be smoothly transmitted and executed. A data acquisition and exchange function can support multiple communication protocols, multi-application, multi-type and large amounts of data, satisfy the real-time requirements of all transmission environments, and provide comprehensive multi-scale real-time operation information of the power grid for other application analysis systems. A close integration mode is used to realize application integration and each subsystem and application can be monitored and managed, so a uniform access interface and a man-machine interface can be ensured to provide for each application system.

The invention relates to a system and a method for open intelligent management of a laboratory. The system comprises a server and a client, wherein the server comprises a university level platform node server and a plurality of college level platform node servers; the university level platform node server performs data communication with a university shared data base through a data communication module and a synchronous module, and performs data communication with the college level platform node servers through the data communication module; the client is connected with the server through a campus network inside a university and through the INTERNET outside the university; and the client comprises a laboratory management control system and an intelligent laboratory management system. The method comprises the management of experiments or experiment courses specified in a teaching program and the management of open experiments or equipment usage outside the teaching program. According to the invention, all-day open of the laboratory can be realized, and the working efficiency of laboratory management personnel can be greatly improved.

The present invention provides a cluster load balancing method transparent to an operation system. Main functional modules comprise a load balancing module, a processor migrating module and a communication module. The method is characterized by comprising the following steps: 1, driving a virtual processor to migrate; 2, driving balance migration; 3, sending a migrating request to a target node and negotiating; 4, storing and restoring a state of the virtual processor; and 5, communicating. The method better solves the problem of low resource utilization rate of a cluster system. Along with the development of more popularization of the cluster system and the continuous development of hardware virtualization technology in the future, the method can be a good solution for the low resource utilization rate of the cluster system and has good application prospect.

The invention provides an IOT (Internet of Things)-based Linux operation-level comprehensive security management platform, relating to the technical field of security management systems. The IOT-based Linux operation-level comprehensive security management platform is provided for solving the problem that the traditional comprehensive security management platform with a single video function can be checked passively only, cannot perform active intelligent analysis, fails to realize equipment interconnection, has poor stability, can be damaged easily because of viruses, system bugs and holes, man-made misoperation and the like. The IOT-based Linux operation-level comprehensive security management platform comprises an operation service management module, a video management module, a client software module, an inductor management module and an alarm linkage plan management module, wherein the operation service management module is a main server of the comprehensive security management platform and is used for bridging other service modules, managing all equipment connected with the comprehensive security management platform and carrying out communication and synchronization with other management servers. The IOT-based Linux operation-level comprehensive security management platform has the advantages of good stability, high safety and reliability, good compatibility and powerful centralized management function.

The invention discloses an energy internet trusted service management system and method based on a block chain. The system comprises a trust establishment module, a transaction management module and an attack defense module. The trust establishment module establishes trusted service interaction between different objects by using the block chain and a digital signature method, and provides a trustworthy environment for the service interaction by using the block chain technology; the transaction management module provides transaction management between a service provider and a server requester by using the transaction between an intelligent contract and block chain management service provider and the server requester; and the attack defense module is used for defending against external attacks, preventing network attacks and malicious node spoofing, and ensuring the credibility and security of the transaction. According to the energy internet trusted service management system and method,by adoption of the block chain technology, the transparency and decentralization of the energy internet trusted service management can be realized, the maintenance cost is greatly reduced, fast response can be made to the network change of the energy internet, and the data security of the block chain and the whole network security are protected.

The invention discloses a method for hiding light-weight files under an NTFS file system, which belongs to the technical field of computer network information. The method comprises a data hiding method and a hidden data recovering method, wherein, the data hiding method is characterized in that metadata of the file system referred according to the legal file path traverses index record entries of special files, thereby achieving the purpose of hiding file data. The hidden data recovering method is characterized in that the hidden data is redisplayed and added into the file system by altering the index record entry of a temporary file according to the legal file path and the record number of the hidden files, thereby achieving the purpose of recovering the hidden data. By adopting the invention, the confidentiality of confidential data and the transparency for other users can be realized through data hiding. Meanwhile, data exchange and operation expenditure during the execution process of hidden data are minimized, and data integrity and reliability are protected to the greatest extent.

The invention relates to a method for realizing dynamic update of Java program in the computer technical field, which comprises the following steps: firstly, modifying the class definitions that need dynamic update in the passive dynamic update program, and adding update support method for realizing judgment to the subobjects of the class objects one by one, wherein the parameter is class loader; secondly, modifying the update class definitions in the dynamic update program, and adding update method for realizing initialization to the variables under the update class objects, wherein, the input parameter is class loader and old object; thirdly, modifying part of the method invocation, data field memory, and object set of the updated program with the Java reflection to realize running recovery of the program; finally, adding update support method to the main class and adding update checkpoint in the main method circulation. The invention has the advantages of avoiding software update that needs halt, update and reboot and avoiding loss caused by halt.

The invention discloses a parking lot parking stall transaction business mode realized based on a detection terminal. The parking lot parking stall transaction business mode comprises steps that the detection terminal is used to detect identity information of a vehicle parked on a parking stall and the parking time information of the vehicle, and is used to transmit the detected information to a cloud platform management server; the detection terminal is used to calculate a parking fee according to the parking time information of the vehicle and a parking stall parking charging rule; the detection terminal is used to transmit a payment request including parking fee information to the cloud platform management server, and then the server is used to transmit the payment request to a payment system after receiving the same; a payment result fed back by the server is received by the detection terminal. The invention also provides the above mentioned detection terminal and a parking stall transaction system comprising the terminal. By adopting the detection function, the charging function, and the function of requesting the payment of the detection terminal, platform network management is realized, transaction is intelligent and effective, and concentrated overall planning is realized, and therefore labor costs of parking lots are reduced, and transparence of parking stall income is realized.

The invention discloses a method for distributing a virtual ID and a virtual IP based on a home gateway of internet of things. In the method, the virtual ID address and the virtual IP address are uniformly distributed to access equipment through interaction of a wireless fidelity (Wi-Fi) management module, a radio frequency identification device (RFID) management module, a Zigbee management module, a data module and a comprehensive management module; and the comprehensive management module comprises an information database sub-module, a virtual ID generating sub-module and a virtual IP generating sub-module. An external network terminal can address an access node of a home network in real time and establish an equipment information binding table in which the virtual ID address and the virtual IP address of the access equipment are stored, so that the consistency on multiple kinds of access technological equipment and a top network in the home network is realized and heterogeneous networks in the home can be combined into a virtual network; the transparency of the access equipment to the external network is realized and the safety of the home network and easy management are guaranteed; and the real-time effect of addressing of the access node is realized.

A method for realizing interactive gateway of multimedia under IPv4/IPv6 mixed environment includes using session management layer and transmission control layer as well as protocol conversion layer to carry out layering control, realizing an adaptive multicast means under IPv4/IPv6 mixed environment by transmission control layer according user login information and gateway load balancing information of session management layer in order to adaptively realize application layer multicast and network layer multicast as well as agent function of network penetration.

The invention discloses a device and a method for extracting, converting and loading gross source data. The device comprises a data receiving unit, a data processing unit, a data export unit and a database, wherein the database is provided with a temporary working area and a foundation area; the foundation area of the database is provided with an object list inside; the data receiving unit is connected with the database and used for receiving gross source data files from a source system and loading the gross source data files into the temporary working area of the database; the data processing unit is connected with the database and used for extracting, converting and loading the gross source data files which are loaded into the temporary working area of the database and storing the processed gross source data into the database in the mode of historical chains; and the data export unit is connected with the database and used for exporting the gross source data which is stored into the database for other systems to use. The invention meets the requirement of the database on the reservation of historical track of the gross source data.

The invention relates to trans-electric-control dimming glass of polymer scattering negativity liquid crystal manufactured on the basis of strain liquid crystal theory. The trans-electric-control dimming glass is composed of two float-glass-process ultra-flat transparent conductive thick-glass interlayer polymer scattering negativity liquid crystal films. Prepolymers of polymer scattering negativity liquid crystal are composed of polymerizable monomers added with photoinitiator, chain transfer agent, flexibilizer and the like. Ultraviolet curing prepolymer and nematic phase liquid crystal are mixed to form liquid crystal glue. During preparation, tensile stress is applied to enable polymer perpendicular surfaces to be stereospecifically polymerized, and negativity liquid crystal molecules are arranged on the perpendicular surfaces. The trans-electric-control dimming glass of polymer scattering negativity liquid crystal has transparent appearance, when voltage is applied, liquid crystal molecules are disorderly arranged in two dimensions along the perpendicular surfaces, and the trans-electric-control dimming glass is turned into scattering state. The trans-electric-control dimming glass of polymer scattering negativity liquid crystal can manufacture products with large area and is applicable to the fields of indoor decoration and the like.

The invention provides a three-dimensional building modeling method. The method comprises: house individual-floor individual-household graphs are read from a house property database, two-dimensional single-property-right body house fundamental planes are extracted from the house individual-floor individual-household graphs, and assignment of attribute values of the two-dimensional individual-property-right body house fundamental planes are carried out; according to the attribute values of the two-dimensional single-property-right body house fundamental planes, fundamental plane stretching is carried out to construct three-dimensional individual-property-right body houses; house combination is carried out on the three-dimensional individual-property-right body houses to construct a three-dimensional building model; a house table is read from the house property database, and house right state attributes are read according to the house table and assignment is carried out on the three-dimensional building model; and according to the corresponding right state attributes, display pattern rendering is carried out on the three-dimensional building model, a three-dimensional building model is outputted and applied. With the method, full utilization of the property graph information can be realized and the three-dimensional building model can be constructed rapidly, so that a defect of complicated building complex management by the two-dimensional building table can be overcome.

The invention discloses a method for developing an intelligent control-oriented virtual instrument capable of reconfiguring functions, which is carried out according to the following steps: (1) analyzing demands, establishing an architecture mode of a development system, designing a development blueprint of the development system, and establishing a development scheme of the system; (2) setting up a resource library of the instrument; (3) establishing a function configuration model, and assembling the instrument; (4) establishing a universal data acquisition and management module; (5) establishing a simple and high-efficient development mode; (6) establishing an interaction mechanism with other systems; and (7) establishing a system network interface based on code transmission. The methodhas the significant effects of setting up a template, calling the template into a system assembly field, and making appropriate changes to the module for becoming the special instrument, thereby having convenient use, meeting the public demands and improving the research and development efficiency.

The invention provides a system for supervising driver behaviors and automobile environment via a cell phone by a passenger. The system comprises a smart phone, a management platform and a monitoring device arranged in an automobile. A calling APP is arranged in the smart phone and is wirelessly connected with the management platform. The passenger sends a request for supervising driver behaviors and automobile environment for the management platform via the calling APP of the smart phone. The management platform is wirelessly connected with a monitoring device and is used for starting the monitoring device to acquire monitoring information and receiving and processing the monitoring information acquired by the monitoring device. The invention also provides a method for supervising the driver behaviors and the automobile environment via the cell phone by the passenger. Monitoring requests are sent to the monitoring platform via the smart phone and the monitoring platform starts the monitoring device to acquire monitoring data, thereby achieving monitoring of the driver behaviors and the automobile environment by passengers and supervisors; facilitating normalization of automobile market orders by government and enterprises; and achieving open, public and transparent management of operating vehicles.

The invention relates to a preparation method of a transparent super-hydrophobic zinc oxide coating on a glass substrate. The preparation method comprises the following steps of a, substrate pretreatment; b, zinc oxide solution preparation; c, zinc oxide coating preparation; and d, zinc oxide coating surface modification. Compared with the prior art, the preparation method has the beneficial effects of simple equipment process, low cost and mild reaction condition and is beneficial to large-scale industrial production. The transparent super-hydrophobic zinc oxide coating prepared by using the method has excellent hydrophobicity and transparency; the contact angle is larger than 160 degrees, the rolling angle is smaller than 8 degrees, and water drops can freely roll on the coating, so that the transparent super-hydrophobic zinc oxide coating has relatively good self-cleaning performance; and the light transmittance is approach to 90% which is close to that of blank glass, so that the transparent super-hydrophobic zinc oxide coating has favorable visible light transmittance. A surface modifier used in the preparation method is an alkyl silane coupling agent instead of a fluorinated compound, so that the cost is low, the environment pollution is relatively low, and the modified coating is relatively stable.

The invention provides a gravity field or magnetic field data based geologic body three-dimensional visualized modeling and an interpretation method. Spatial characteristic and attributive analysis of a geologic body is completed by means of the three-dimensional forward fitting method and the interactive visualized technology; and various visualization schemes for anomalous body models, gravity field or magnetic field data curves and field axis sections are provided, models are integrally or locally subjected to translation, zooming, rotation, subdivision and the like by means of three-dimensional interaction, and functions of integral and local contrastive analysis, user-defined multimode display and the like of airborne geophysical prospecting data are realized.

An error detection and correction system for the data storage of a miniature satellite onboard spacecraft computer belongs to the technical field of the computer storage in a miniature satellite in the space technology. The system is characterized in that the system comprises a static memory storage unit assembly and a field programmable device FPGA, wherein the FPGA comprises a Hamming error correcting circuit, a triple modular redundancy decision circuit, two both-way tristate gates, an address logic circuit and a mode control circuit; according to the address contents of an external central processing unit, the mode control circuit selects any of the three modes of Hamming error correction, triple modular redundancy decision and error-free control; and according to the storage space configured by the address logic circuit controlled by the mode control circuit, the storage unit assembly consisting of 12 static memory storage units carries out the read-write operation of the data signal inputted by the central processing unit through the two both-way tristate gates. As the system respectively separates the memory space of the memory storage unit assembly into flexible and adjustable groups according to the three modes, the memory can be flexibly distributed according to the error correcting modes so as to be fully utilized.

The invention relates to a high-availability industrial Ethernet redundancy method, which comprises the following steps: adding a link redundancy entity on an original data link layer of the Ethernet for managing the sending and receiving of data frames of the Ethernet; setting two network adapter drivers relative to an original protocol stack for managing two network adapter interfaces; connecting a double-connected node which comprises the link redundancy entity and the two network adapter drivers to two independent networks respectively through two network adapters; adding a redundancy control tracker for the data frames on the link redundancy entity for distinguishing the data frames with the same content; sending the data frames which have the same content and is provided with the redundancy control tracker to two mutually-independent networks by the double-connected node through the two network adapters; keeping effective frames and discarding copy frames; and setting up a node table. The method has the characteristics of transparency, self-healing property and compatibility and the like; and the reconstruction thereof is simple, and the safety performance of the system is increased so as to enable the system to have high usability.

The invention discloses an electronic bid and tender management system which includes a bid and tender control apparatus, and a bid and tender processing apparatus, a bid opening processing apparatus and an information output apparatus which are in separate connection to the bid and tender control apparatus. The bid and tender control apparatus includes a bid and tender verification apparatus and an encrypting and decrypting apparatus. The bid and tender verification apparatus verifies the information of a bidding party and a tendering party and manages and controls login operations of the bidding party and the tendering party. The encryption and decryption apparatus calculates the information of the bidding party and the tendering party and encrypt and decrypt the bid opening processing apparatus and outputs the information through the information output apparatus. The invention further discloses a bid and tender management method which is based on the electronic bid and tender management system, such that after the login of the bidding party and the tendering party and the completion of the bid and tender on the electronic bid and tender management system, a bidding party can not unilaterally login the electronic bid and tender management system for acquiring information or conduct relevant operations. In this way, the system ensures transparency and fairness in the bid and tender process.

The invention relates to a home network implementation method based on user self-control. In the SDN architecture, all home users log in a home network user management graphical interface and then conduct setting according to various operations displayed on the interface, convert setting information into interface parameters and transmit the interface parameters to an application program interface connected with an SDN. An SDN controller calls application program interface parameters, executes corresponding configuration operations according to the parameters and sends the compiled parameters to an Openflow switch, the switch forwards data packages according to a flow table, the data packages are applied to a home gateway, and then one-time self-control over a home network is achieved. The home network architecture is reconstructed through the SDN technology, from the aspect of the user self-control, through the home network management graphical interface, represented information of the home network is redefined, network resources are reasonably dispatched and managed by the users in a software programming mode, and the performance of the home network is improved.