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108 results about "Network completion" patented technology

Channel state information reconstruction method based on deep learning

The invention discloses a channel state information reconstruction method based on deep learning. The method comprises the following steps: obtaining an NBS * Nc-dimensional channel matrix H on a frequency domain at a user side; converting the obtained channel matrix H into an angle delay domain channel matrix Ha with only non-zero elements; in the angle time delay domain, acquiring a new dimension matrix by advancing in the intercepted channel matrix Ha, converting the new matrix into a non-sparse vector X with the dimension of 2N * 1, wherein the non-sparse vector X serves as to-be-compressed data, and carrying out compression through the compressed sensing technology to obtain to-be-fed back channel state information Y; reconstructing and training a channel state information network; and according to the trained ReNet network model, recovering Y as input data of the network and as output data of the network from the obtained channel state information Y to be fed back, and performinginverse Fourier transform to obtain original CSI after obtaining. The original CSI data obtained by the user side is processed, subsequent compression and feedback are facilitated, and recovery ofthe compressed data is completed through the network trained by the known samples.
Owner:XI AN JIAOTONG UNIV

Client/Bridge and Method and System for Using Same

The transmission of data is accomplished across a network having wireless and wired interfaces. Data is transferred through a wireless interface from an Access Point to a Client/Bridge and then to one of a Intelligent Electrical Device (IED) connected to the Client/Bridge through a wired connection. Data is transferred from the Access Point to the Client/Bridge through a 4 address mode wireless interface having originator, transmitter, receiver and destination address fields. The originator address uniquely identifies an IED in the overall network, the transmitter address identifies the AP transmitting the data, the receiver address identifies the Client/Bridge receiving the data through the wireless interface while the destination address refers to one of the IEDs connected to the Client/Bridge through the wired interface. Communication can also be performed in reverse from one of the IEDs connected to the Client/Bridge through the wired interface to an IED in the overall network. The Client/Bridge determines context cache information representing the media access control numbers of each of the IEDs connected to the Client/Bridge through the wired interface and transfers this context cache information to the AP. In the event of a failure of the Client/Bridge, the context cache information stored at the AP can be transferred to the Client/Bridge using the wireless interface to facilitate recovery of the Client/Bridge.
Owner:SIEMENS CANADA LTD

Neural network inference method based on software and hardware cooperative acceleration

ActiveCN111210019AIncrease profitAchieving Collaborative AccelerationNeural architecturesPhysical realisationAlgorithmInference system
A neural network inference method based on software and hardware cooperative acceleration comprises the steps that firstly, a convolution operation module, a pooling operation module and a full connection operation module are built and configured, then, the configured modules are used for building a neural network inference system, and a neural network comprises convolution layers and pooling layers which are alternately connected and a full connection layer which is in pipeline connection; the trained parameters and input data of the neural network are stored into a neural network inference system; and finally, the neural network inference system starts to work. A first input signal is input into the first convolution layer in a first small work period of each large work period, a secondinput signal is input into the first convolution layer in a second small work period of each large work period, one layer of operation is complted by each small work period neural network, and an operation result is input into the next layer; and the first input signal and the second input signal are sequentially subjected to each layer of operation of the neural network to obtain inference results of the first input signal and the second input signal.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Dynamic resource allocation method for beam hopping satellite system based on deep reinforcement learning

The invention discloses a dynamic resource allocation method for a beam-hopping satellite system based on deep reinforcement learning. The method comprises the following steps: step 1, establishing a service model of a forward link of a beam-hopping GEO satellite system; step 2, storing a data packet of a service arriving at a ground wave position in each time slot in a data packet buffer queue; step 3, utilizing a degree reinforcement learning algorithm to model a resource allocation module of the satellite into an intelligent agent, and designing state input of the intelligent agent, an output decision action of the intelligent agent and an award of an evaluation action; 4, simulating the deep reinforcement learning algorithm in the step 3, and continuously training decision neural network weight parameters of the deep reinforcement learning algorithm; and step 5, completing dynamic allocation of the resources of the beam-hopping satellite system by using the decision neural network obtained by training in the step 4, and solving an optimal scheme of resource allocation of the beam-hopping satellite system. According to the invention, the transmission delay of the data packet is reduced, and the throughput of the beam-hopping satellite system is improved.
Owner:NANJING UNIV OF POSTS & TELECOMM

System and method for conversion between internet and non-internet based transactions

A method is provided for completing an authenticated commercial transaction over an internet protocol (IP) network (40) for an account holder (60) engaged in the transaction via a non-IP based telecommunications platform (30). The method includes: receiving a first message from the account holder (60) via the non-IP based telecommunications platform (30), the first message triggering authentication of the account holder (60) and being in a first communication format; establishing account information for a payment instrument being used in the transaction based upon content in the first message; generating a second message using a second communication format different from the first format, the second message including the established account information; submitting the second message via the IP network (40) to a network entity (110, 200) such that an authentication document is generated (120), the authentication document (120) containing an input field (122); generating a third message using the first format, the third message being submitted to the account holder (60) via the non-IP based telecommunications platform (30) such that the account holder (60) is prompted to enter a security code; receiving a fourth message containing the entered security code from the account holder (60) via the non-IP based telecommunications platform (30), the fourth message being in the first format; and, accessing the authentication document (120) via the IP network (40) to fill-in the input field (122) of the authentication document (120) with the security code contained in the fourth message.
Owner:CARDINALCOMMERCE CORP

Method of implementing updating of web cache through broadcast network

The invention discloses a method of implementing updating of a web cache through a broadcast network. The method comprises the following steps that a user handheld device visits user side gateway equipment with data cache capacity through a network link, when cache data is searched, a user request is immediately answered; when the cache data is not searched, network service is completed through requesting an operator network; the operator network is provided with a unified content gateway server, through a user access content, a data cache is stored in a data cache server as a file, after multiple users request for many times, hot content data is determined through algorithms, such as statistical analysis, of a strategy management server, and the hot content data is transmitted to the user side access gateway equipment through the broadcast network, so that updating of the network data cache is implemented. In comparison with the prior art, the network cache data of the user side access gateway equipment is updated according to a principle that hot spot data is transmitted at one point and is received at multiple points through the broadcast network according to the strategy algorithms, such as the request times and the probability, so that the request for the operator network by a user is reduced, and the method of improving the network access rate and the network response speed is achieved.
Owner:HANGZHOU MICORUNIT TECH

Network transaction platform and method

The invention discloses a network transaction platform. The network transaction platform comprises a recommended listing system, a directional financing system, a share transaction system and an information disclosure system; the recommended listing system, the directional financing system, the share transaction system and the information disclosure system are arranged in parallel. Material submitting and checking between enterprises, recommendation institutions and exchanges are finished through the network, an objection is raised on files which have a problem in submitting or are submitted unqualifiedly in time, enterprise staff and the recommendation institutions can effectively correct the files in time through the network, the staff can finish related operations only by sitting in front of a computer, it is not needed that staff of the enterprises and the recommendation institutions go to the exchanges and back many times, the time of the enterprise staff is shortened greatly, a large number of materials do not need to be collated by the staff and workloads of the staff are relieved greatly to a certain extent. The whole structure is simple, operation is easy, transactions can be achieved effectively, efficiently, rapidly and conveniently, and the requirements of modern rapidly developed commercial transactions are met.
Owner:TSINGHUA SWIFT SHANGHAI INVESTMENT MANAGEMENT CO LTD

Method and system for encrypting/ decrypting IP (Internet Protocol) short messages based on SMS (Short Messaging Service) over IMS (IP Multimedia Subsystem)

ActiveCN104618898AImplement encryption and decryption functionsLow running costSecurity arrangementComputer hardwareCiphertext
The invention provides a method for encrypting/ decrypting IP short messages based on SMS over IMS; the method comprises the steps: when LTE (Long Term Evolution) users send and receive IP short messages in the IMS region in an SMS over IMS manner, the short messages are encrypted short messages, the content parts of which are ciphertexts; an IP short message encrypting and decrypting centre of the users finishes the encryption and decryption at the network side and then returns the IMS core network to finish the follow-up route at the end of the encryption and decryption. The corresponding technical solution is provided by analyzing the technical feature of the SMS over IMS and deeply analyzing key problems; the coordination of user registration management and user's secret key in the registration process is realized by the iFC (Initial Filter Criteria) triggering mechanism of the IMS and the encrypting and decryption functions of the short message contents in the IP short messaging service process are realized; the coordination of the terminal side to the encrypted and decrypted secret key is realized and the function of the short message content from encryption/decryption to representation on user's interface is realized by developing new terminal application software; the scheme can be implemented without modifying the present network equipment and the cost of operation and maintenance is lower.
Owner:EASTERN COMM
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