58 results about "Link building" patented technology

An embodiment of the invention discloses a communication method. The communication method is used for defining the signaling interaction flow between a central unit and a distribution unit. The method includes: the distribution unit receives a wireless link building request transmitted by the central unit, wherein the wireless link building request comprises resource information for building a wireless link; the distribution unit builds the wireless link according to the resource information; the distribution unit transmits the wireless link building response to the central unit.

This invention describes computer based virtual models of complex systems, together with integrated systems and methods providing a development and execution framework for visual modeling and dynamic simulation of said models. The virtual models can be used for analysis, monitoring, or control of the operation of the complex systems modeled, as well as for information retrieval. More particularly, the virtual models in the present implementation relate to biological complex systems. In the current implementation the virtual models comprise building blocks representing physical, chemical, or biological processes, the pools of entities that participate in those processes, a hierarchy of compartments representing time-intervals or the spatial and / or functional structure of the complex system in which said entities are located and said processes take place, and the description of the composition of those entities. The building blocks encapsulate in different layers the information, data, and mathematical models that characterize and define each virtual model, and a plurality of methods is associated with their components. The models are built by linking instances of the building blocks in a predefined way, which, when integrated by the methods provided in this invention, result in multidimensional networks of pathways. A number of functions and graphical interfaces can be selected for said instances of building blocks, to extract in various forms the information contained in said models. Those functions include: a) on-the-fly creation of displays of interactive multidimensional networks of pathways, according to user selections; b) dynamic quantitative simulations of selected networks; and c) complex predefined queries based on the relative position of pools of entities in the pathways, the role that the pools play in different processes, the location in selected compartments, and / or the structural components of the entities of those pools. The system integrates inferential control with quantitative and scaled simulation methods, and provides a variety of alternatives to deal with complex dynamic systems and with incomplete and constantly evolving information and data.

An automated building service broker can include a Global Positioning System (GPS) data processor for processing GPS data associated with communicatively linked service providers wherein the GPS data corresponds to a geographic position. The automated service broker also can include an event handler for responding to maintenance and repair events received from communicatively linked building systems. Finally, the automated building service broker can include a service provider selector for selecting a particular service provider to respond to a particular received maintenance and repair event received from a particular communicatively linked building system. More particularly, the service provider can be selected based on whether the selected service provider is suitable to perform required maintenance and repair on the particular communicatively linked building system, and the geographic position of the particular service provider relative to the particular building system as reported by GPS data associated with the particular service provider.

The invention discloses a session recommendation method based on a space-time sequence diagram convolutional network. The method comprises the following steps: S1, modeling all session sequences intoa directed session graph; S2, constructing a global graph by taking common commodities in the session as links; S3, embedding an ARMA filter into a gated graph neural network, extracting a topologicalgraph signal which changes over time from the graph model, and obtaining a feature vector of each node involved in the session graph; S4, obtaining global preference information from historical sessions of the user by adopting an attention mechanism; S5, obtaining local preference information of the user from the last session clicked by the user, and obtaining final preference information of theuser in combination with the global preference information; S6, predicting the probability of possible occurrence of the next clicked commodity in each session, and giving a Top-K recommended commodity. According to the method, rich context relationships of clicked commodities can be captured from the global graph, global and local preferences of the user are accurately learned, the time attenuation effect of historical preferences of the user on current preferences is effectively evaluated, and accurate commodity prediction is provided.

A space division and time division intersatellite link rapid building method based on space-time prior link building information includes the steps that TOA of a next effective measurement communication time slot is calculated; the position vector and the speed vector from a satellite A to a satellite B in the next effective measurement communication time slot are calculated, and the speed vector is projected to the position vector direction to obtain Doppler information FOA; ephemeris parameters are forecasted by the satellite A and the satellite B, the position of the satellite A relative to an earth core inertial coordinate system and the position of the satellite B relative to the earth core inertial coordinate system in the next measurement communication time slot are calculated respectively, and the center of mass direction vector from the center of mass of the satellite A to the center of mass of the satellite B in the next measurement communication time slot is calculated; an antenna pointing Euler angle of the satellite A under a satellite A antenna coordinate system is obtained through conversion, and then an intersatellite link between the satellite A and the satellite B is built. By the adoption of the method, rapid alignment of scanning beam antennas and low-cost capture of spread spectrum signals of the intersatellite link can be achieved, intersatellite link satellite load link building time and complexity are reduced, and reliability is improved.

The invention discloses an application rewriting method for detecting Android privilege elevation attack. The method comprises the steps: performing decompilation on an Android application uploaded by a user to generate an intermediate file and an application configuration file; inserting a call-link building code to the generated intermediate file, so that a call link is automatically built during the running of the application; inserting a call-link acquiring code to the generated intermediate file, so that the call link sent by a calling program is automatically acquired during the running of the application; inserting a detection code to the generated intermediate file, so that whether the privilege elevation attack exists or not is automatically judged when the application accesses sensitive resources of a system; packaging the modified intermediate file and the application configuration file into a new application and signing the generated application, so that the application can be installed into mobile equipment. By adopting the application rewriting method, Android system source codes can be effectively prevented from being modified, so the method can be more easily adopted by common users.

The method includes following steps: step S202 detects link state of each physical port in DSL device with multiple line pairs; when one or multiple links in physical port of DSL device with multiple line pairs occur fault, step 204 resets corresponding physical port of DSL device with multiple line pairs in order to restart link building. The invention effectively solves issue that under mode of DSL multiple line pairs, link cannot be built for long time caused by synchronization loss between line pairs.

The invention discloses an unmanned aerial vehicle air-ground broadband communication link method based on a narrowband beam directional antenna. The unmanned aerial vehicle air-ground broadband communication link method comprises an initial link building stage: ensuring that an unmanned aerial vehicle can quickly perform handshake signaling with a ground station after flying to the sky and aftera communication device starts working so as to achieve the distance measurement of the both parties, time reference synchronization and mutual alignment of the antennas to achieve the initial buildingof a communication link; and a communication stage: the objective of the communication stage is to ensure the high-speed and reliable transmission of communication data between the unmanned aerial vehicle and the ground station, because the protocol contents are divided into two parts, one part is that the nodes of the both parties periodically perform time reference correction and antenna alignment real-time adjustment, and the second part is a channel access mechanism during the data transmission. By adoption of the unmanned aerial vehicle air-ground broadband communication link method, theunmanned aerial vehicle can quickly establish the link with the ground station after flying to the sky, and the real-time correction and alignment of the directional antennas in the flight process can be ensured, and rapid automatic recovery ability after the interruption of the like due to the abnormal maneuverability of the unmanned aerial vehicle is available.

The invention provides a dynamic frequency scanning method used for short wave networking link building. The method includes the following steps that (1), frequencies in a frequency set are sequentially scanned one by one, and whether each scanned frequency is a good frequency or not is judged according to the quality of a received detection signal on the frequency; (2), if the good frequencies occur, the other frequencies except the good frequencies are classified as standby frequencies, the step (3) is executed, and otherwise scanning continues to be performed according to the step (1); (3), the good frequencies are scanned one time firstly, then one standby frequency is scanned, then the good frequencies are scanned one time, another standby frequency is scanned, and the circulation is performed until the final standby frequency is scanned. The scanning sequence of the frequencies can be dynamically adjusted according to the quality of the scanned frequencies, and the time for link building can be obviously shortened, so that transmission efficiency of a whole short wave communication system is improved, and the dynamic frequency scanning method is particularly suitable for large-scale short wave networking application large in number of frequencies.

The invention discloses an aerial positioning method for an aircraft based on a narrowband beam directional antenna. The method comprises an initial link building stage and a continuous positioning stage. The aircraft completes initial positioning by using a response signal of a ground measurement and control station, continuous positioning is required to be performed because the aircraft has beenin high-speed movement, wireless ranging is achieved by using periodic signal interaction between the aircraft and the ground measurement and control station, and aerial position coordinates are calculated according to location data of the ground station and narrowband beam direction information. The aerial positioning method can achieve that the aerial aircraft builds an information interactionlink with the ground measurement and control station after the failure of a satellite positioning means and realizes initial positioning, ensures real-time alignment and correction between directionalantennas of the both parties in the flying process at the same time and has a quick automatic recovery capability after link interruption caused by abnormal motorization of the aircraft.

A method, a translator, and a computer-readable medium for translating compiled programming code from a first code state to a second code state are disclosed. The programming code in the first state has a plurality of basic blocks, where each basic block has a set of instructions. At least one basic block ends in a dynamic branch, the dynamic branch being a transfer to one of a set of destinations based on a calculation of a destination address. The plurality of basic blocks in the first state of the programming code are identified, as are links between the identified basic blocks. A control flow graph (CFG) of the programming code is then constructed based on the identified basic blocks and identified links, where the CFG is in a preliminary form. At least one basic block ending in a dynamic branch is identified, and all identified basic blocks that lead to the dynamic branch are explored, based on the CFG, as far back as is necessary to fully determine a set of destination addresses for the dynamic branch. The set of destination addresses defines the set of destinations from the dynamic branch. Such set of destinations is examined to identify a branch table, and the CFG is updated to reflect the set of destinations and the identified branch table. The programming code is then translated from the first state to the second state based at least in part on the updated CFG.

The embodiment of the invention discloses a user plane link building method, and the method is used for enabling user equipment to carry out the normal transmission of business data. According to the embodiment of the invention, the method comprises the steps that a first base station transmits an obtaining request to a second base station; the first base station receives a response message corresponding to the obtaining request, wherein the response message comprises an opposite end address; the first base station builds a user plane link corresponding to the user equipment according to the opposite end address.

The invention provides a video playing method and device, a video playing client side and a multimedia server. The video playing method applied to the video playing client side includes the steps that when the request for synchronously playing multiple videos from a user is received, the request for building link request information of a conversation link between each video and the multimedia server is sent to the multimedia server storing the multiple videos, and the link request information carries the time parameter of the starting playing time point of each video; when the link building result which is fed back by the multimedia server and carries the time parameters indicates that the link is built successfully, the videos corresponding to the same time point are synchronously played after the videos are sequenced according to the time parameters. The video playing method and device, the video playing client side and the multimedia server can realize synchronous playing of the multiple video files at the same time point.

The invention provides a front-end file construction method, a server, a page access method and a terminal. The front-end file construction method comprises the steps that a front-end file construction request is responded to, and whether the constructed front-end file carries a static resource link or not is determined; if it is determined that the static resource link is carried, version identification information is added in the static resource link, wherein the version identification information is used for identifying the version of the static file linked with the static resource link; afront-end file based on the static resource link carrying the version identification information is constructed. According to the method, the technical problems that existing updated static files cannot be effectively displayed to users in real time, accordingly the efficiency is low and the user experience is poor are solved, and the technical effect of effectively improving the user experience is achieved.

An embodiment of the invention discloses a direct connection link communication method and related equipment and system. The method includes: a first station supporting a direction connection link building function transmits a direct connection link building request frame to an access point, and the first station receives a direct connection link building response frame transmitted by the access point, wherein the direct connection link building response frame comprises instruction information for instructing the first station to be encapsulated into the access point; the first station is encapsulated into the access point according to the instruction information and performs direct connection link communication with the second station. By the method, a direct connecting link communication building mechanism can be provided, and direct link communication between a station supporting a DLS function and another station which does not support the DLS function can be built under the circumstance that only the access point and one station support the DLS function.

The invention discloses a VPN tunnel protocol implementation method applied to tunnel communication between a VPN client and a VPN server side. The VPN client packages user communication data into the tunnel in an encrypted manner, and sends to the VPN server, and the VPN server forwards the decrypted user data to a target network. The tunnel communication comprises the steps as follow: 1, a client sends a link building request; 2, when negotiation is overtime or a client message is error and ends; when the client is successfully authenticated, the server side sends a message about successful building of the link; and 3, when the keep-alive of the link is overtime or the client sends a quit message, communication is ended. According to the method provided by the invention, an encryption key is not directly transmitted on a network, the local key is added in combination with increase of a random number, and the encryption key is safe and can be randomly changed, so that the tunnel data cannot be cracked by combing with traffic, and thus communication content of the user is safer.

The invention discloses a control method of the high speed special physical control channel power under the soft switch state, including: initiating the operation built on the high speed down sharing channel in the resident district of the user equipment, sending the wireless link building request to a new node B when the service wireless network controller judges to perform the soft switch, receiving the wireless link recover indicating information of arranging a timer and waiting for the new node B after the wireless link builds the response; if the wireless network controller receives the wireless link recover indicating information of the new node B before the timer overtimes, the service wireless network controller transmits the information to the user equipment and the original node B, else, the service network controller deletes the newly built wireless link. The invention shortens the time in the unstable state of UE, reduces the unnecessary signalling spending of the IUb port and the Uu port, relieves the load of the system process, advances the integral operating performance of the 3G system.

The invention discloses a remote control device which comprises a first data transmission link building module, a second data transmission link building module, a first control module and a second control module. Communication control connection built through the first data transmission link building module by using the first control module can achieve basic control operation between the remote control device and a medium output device, and the basic control operation includes television and radio station switching, volume adjusting and the like; data information connection built through the second data transmission link building module by using the second control module can send data information to the medium output device so that the medium output device can output the data information after receiving the data information, and for example, video information is sent to the medium output device to be played. Therefore, the remote control device expands diversified operation between the remote control device and the medium output device and improves user experience.

The invention discloses a frame synchronization method and device; the method comprises the following steps: using the shortest frame length as an initial peak search period, wherein the shortest frame length is selected from possibly emitting frame structures of all emission ends; determining a first maximum correlative value position in the first peak search period, determining the start position of a second peak search period according to a preset protection interval and the first maximum correlative value position, and determining a second maximum correlative value position in the second peak search period; determining the frame length of the received frame according to the second maximum correlative value position, the shortest frame length and the preset protection interval; determining the frame header position of the next frame according to the frame length, and entering the frame synchronization synchronous locking state. A link building process before the frame synchronization locking in the prior art is strong in restrictions, so frame synchronization locking cannot be well realized, and the system is low in performance; the frame synchronization method and device can well solve said problems.

The invention discloses a Node B simulation loading method under RNC centralized control, comprising: a simulation loading data file making step; a simulation loading step; a simulation loading recovery step, wherein the simulation loading data file making step is that, the simulation loading wireless link building request information is made on RNC, including parameters required by loading and simulation loading indication. According to the invention, through modifying wireless link building information, RNC performs configuration of simulation loading parameters on the Node B through NBAP signalling, thereby realizing the centralized control of simulation loading on the Node B. For the simulation loading resource, the resource occupying record is performed in RNC, to ensure not to affect the normal user access. Through normal resource release process, RNC recovers simulation loading resource.

The invention discloses charging method and device for link building messages. The charging method comprises the following steps of: when receiving the first message of the link building message, confirming the charging information of the link building message according to quintuple message carried by the first message and the prior configuration; and charging the link building message according to the charging information. The method provided by the embodiment of invention can be used for configuring different charging information for the link building message of different services, thereby the flexible charge for the link building message is realized.

The invention discloses a B / S-mode-based PC monitoring system and method. The B / S-mode-based PC monitoring system comprises a WEB server. The WEB server comprises a user name creating module, a link building module, a link transmitting module, a user name obtaining module, a user name verifying module and a monitoring module, wherein the user name creating module is used for creating a domain account user name for a to-be-monitored PC; the link building module is used for building an URL link; the link transmitting module is used for transmitting the URL link to the to-be-monitored PC; the user name obtaining module is used for obtaining a current login user name of the to-be-monitored PC after the to-be-monitored PC opens the URL link and logs in; the user name verifying module is used for verifying the current login user name and judging whether the current login user name is as same as the domain account user name, and if the current login user name is as same as the domain account user name, the verification passes; the monitoring module is used for in real time collecting monitoring data of the to-be-monitored PC after the verification passes so as to monitor. The invention provides a B / S-mode-based PC monitoring system to monitor the PC in a WEB browser manner, and the PC only needs to open an appointed page and then can monitor the PC.

The invention discloses a radio frequency link switching device for model approval DFS test. The device comprises at least one coaxial switch, at least one attenuator, at least one adjustable attenuator, at least one power divider and at least one impedance matching resistor, wherein the radio frequency link switching device further comprises a plurality of radio frequency links, and at least one radio frequency link is selected through at least one coaxial switch; the strength of a signal to be tested is adjusted to the range required by the testing standard by adjusting at least one adjustable attenuator. By means of the radio frequency link switching device, time and labor are saved in the link building process, test errors can be reduced, accuracy and efficiency of test are improved, and expansibility of model approval is enhanced.

The invention discloses a low-power-consumption scanning testing method and device based on the parallel applying of test excitation, and the method comprises the steps: S1, enabling a scanning unit in a tested circuit to be divided and built into a plurality of scanning links with equal lengths; S2, sequentially applying a testing enabling signal and testing clock pulse to each scanning link till the traversal of all scanning links is completed; S3, applying a capturing clock to all links at the same time, capturing the response output of the scanning units in all scanning links at the same time, and sequentially outputting the captured response output. The low-power-consumption scanning testing implements the method. The device comprises a scanning link building module, a scanning excitation module and a scanning capturing module. The method is simple in implementation, is high in flexibility, is low in power consumption, is short in testing time, and can be suitable for the scanning testing of a plurality of scanning links.

The invention relates to a system accompanying calling triggering addition information interaction and a method. The system accompanying calling triggering addition information interaction comprises a telephone terminal, an addition information terminal, a calling trigger, an addition information control center and an addition information interaction center, wherein the telephone terminal is connected into a telephone network / mobile phone network, the addition information terminal is connected into Internet / mobile Internet, the calling trigger determines whether the current calling is triggered or not or which kind of addition information interaction service is triggered, the addition information control center realizes the transient addressing of the addition information terminal and the path link building between the addition information terminals requiring the interaction according to the association relationship among the collected calling process information, the telephone terminal and the addition information terminal, and the addition information interaction center realizes the addition information storage, retransmission, conversion, interaction, subsequent addressing and address modification. The invention also provides the method accompanying calling triggering addition information interaction. The system accompanying calling triggering addition information interaction and the method provided by the invention have the advantage that the novel media exchange display system and method accompanying the calling are provided through combining the calling process.

The invention provides a message forwarding method and device for a heterogeneous network, and the method comprises the steps: receiving a link building request transmitted by a client, and forwardingthe link building request to a server, so as to build the connection between the client and the server; and forwarding the interaction message between the client and the server based on the user modeprotocol stack. According to the message forwarding method of the heterogeneous network, forwarding of the message is completed on the transmission layer, the problem of proxy service performance bottleneck caused by multiple copies of the message in the user mode and the kernel mode in the forwarding process can be avoided, message zero-copy forwarding based on the user mode protocol stack is realized, and the system performance is effectively improved. Moreover, according to the message forwarding method provided by the invention, a man-in-the-middle does not need to be forged, the risk ofman-in-the-middle attack does not exist, encrypted transmission of TLS and the like is supported, and the safety and reliability of message forwarding are improved.

The invention relates to a construction method and system of an open source community project relationship network, belongs to the field of computer science, and solves the problems of time consumption and programming language diversity in the existing data analysis process. The method comprises the following steps: identifying a link from a data source according to a matching mode of the link; sequentially crawling the name of each item in the data set, judging whether the item is redirected or not, and using the changed item name for the redirected item; filtering links inside the projects and links which do not belong to an open source community, and reserving links among the projects; and constructing a project relationship network based on the links among the projects. According to the method and the systeme, the matching link is realized from various data sources, the construction of the project relationship network is completed, the integrity of the project relationship networkis enhanced, the working efficiency is improved, and the error is reduced.