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5141results about How to "Achieve integration" patented technology

Air-ground integrated network architecture and data transmission method based on SDN and NFV technology

The invention discloses an air-ground integrated network architecture based on a software defined network and network function virtualization. According to the system architecture, the entire network consists of a ground network part and a space network part, and is divided in a unified manner into a management layer, a control layer and a forwarding layer. The management layer is responsible for registering and querying the network status and network service functions of the ground part and the space part in the air-ground integrated network and making routing, security, billing, service call and resource management strategies. The control layer consists of a ground part and a space part, and is responsible for controlling data forwarding according to the strategies of the management layer and collecting the information of network links and network service functions. The forwarding layer consists of a ground part and a space part, and is responsible for forwarding data and providing network service functions. The architecture uses a software defined network and an idea of network function virtualization, and efficient information transmission control and on-demand satellite service providing are realized in an air-ground integrated network.
Owner:BEIJING JIAOTONG UNIV

Gateway equipment, method for using gateway equipment and information transmission method and equipment

The invention discloses gateway equipment, a method for using the gateway equipment, an information transmission method and information transmission equipment. The information transmission method comprises the following steps of: accessing a local network through a direct tunnel established between local gateways on the basis of a local Internet protocol (IP) access technology and establishing an end-to-end logic link between a 3rd generation partnership project (3GPP) terminal and a local wireless sensor network application platform to transmit control information and service data information between the 3GPP terminal and the local wireless sensor network application platform; and accessing the local network through a direct tunnel established between a Femto access point (AP) module and the local gateway and establishing an end-to-end link between a wireless sensor network and the local wireless sensor network application platform to transmit control information and service data information between the wireless sensor network and the local wireless sensor network application platform. By the methods and the equipment, fusion of a telecommunication network and the Internet of things can be realized by effectively utilizing the position advantage of a 3rd generation / long term evolution (LTE) network home node B.
Owner:DATANG MOBILE COMM EQUIP CO LTD

Petrochemical unattended loading and unloading line digital twinning intelligent monitoring system and method

The invention discloses a petrochemical unattended loading and unloading line digital twinning intelligent monitoring system. The system comprises a physical entity, a digital twinning body, an intelligent gateway, a cloud server, a network switch and a client interaction terminal. A digital twinning model is established according to an actual petrochemical loading and unloading line, a loading and unloading line digital twinning body is constructed, the twinning body acquires equipment operation state and process real-time data through an intelligent gateway, twinning data are updated through data fusion, and perception analysis, iterative optimization and decision control are performed by adopting a neural network deep learning algorithm. And meanwhile, the equipment operation state is monitored in real time based on the digital twinning model, parameter control optimization is conducted on loading and unloading operation, and fault prediction and maintenance are conducted on the whole loading and unloading line. The problems that an existing loading and unloading line is low in efficiency, low in visualization degree, poor in man-machine interaction capacity, weak in equipment coordination capacity and the like are solved, and the monitoring real-time performance, the operation efficiency and the equipment safety of the loading and unloading line are improved.
Owner:NANJING UNIV OF SCI & TECH +1

Driving working load calculation method of automobile driver

The invention discloses a driving working load calculation method of an automobile driver; the driving working load of the driver is represented and obtained by utilizing physiology, psychology and driving behavior of the driver; a driving working load calculation model is built by adopting main task measurement, physiology and psychology measurement, synchronous measurement of a working load self-evaluation system and selection indexes; the method comprises the following steps: a driving working load feature information detection system of the automobile driver is built; a building method of the driving working load calculation model of the automobile driver is built; by adopting the obtained driving working load information and data analysis and selection, the driving working load calculation model of the automobile driver is obtained; electro-cardio indexes are taken as representation indexes of physiology and psychology driving working load measurement; in the invention, the characteristics of the driving behavior of the driver are considered, the accuracy and promptness of the driving working load calculation of the driving working load calculation are improved; in addition, the operational method is simple and provides reference frame for road traffic safety study.
Owner:BEIJING UNIV OF TECH

Distributed coal mine rock burst monitoring method

The invention relates to a distributed coal mine rock burst monitoring method, belonging to a ground pressure monitoring method. The existing industrial Ethernet in a coal mine integrated automation system can be used for information transmission, a network sensor provided with an Ethernet interface is connected with a network, multiple measurements such as electromagnetic radiation, acoustic emission, micro-shock and the like which are used for reflecting signals of rock burst can be carried out, the measurement signals are transmitted into a host machine for monitoring the rock burst through the industrial Ethernet, and the host machine is used for analyzing, processing and locating a seismic source so as to realize rock burst monitoring; a main core of the network sensor is a singlechip provided with an Ethernet controller, and the measurement of three signals of electromagnetic radiation, acoustic emission and micro-shock can be realized by analog-to-digital conversion through three channels; and each sensor has the respective IP address. The method can be used for extracting features of various signals, carrying out event relativity analysis, extracting data fusion and event general features with different information, locating the seismic source and providing the analysis result of rock burst event.
Owner:CHINA UNIV OF MINING & TECH +1

Preparation of electrochemical three-dimensional microfluidic paper chip with high flux, low cost and simplicity in operation, and application of electrochemical three-dimensional microfluidic paper chip to field test

The invention discloses a preparation method of an electrochemical three-dimensional microfluidic paper chip with high flux, low cost and simplicity in operation, and an application method of the electrochemical three-dimensional microfluidic paper chip to a field test. According to the invention, hydrophobic wax patterns are printed on three pieces of common filter paper with the A4 size respectively in batches by a full-printing-level adhesion piling mode. The preparation process comprises the following steps: printing the hydrophobic wax patterns in batches; melting wax and forming; screen-printing an array working electrode, a reference electrode and a counter electrode on the filter paper in batches; printing horse radish peroxidase and oxidase on the surface, without the working electrode, of the filter paper sequentially in batches; cutting the electrochemical three-dimensional microfluidic paper chip; preparing a double-sided adhesive tape sheet; adhering the filter sheets through the double-sided adhesive tape sheet; and preparing an electrochemical three-dimensional microfluidic paper chip clip. A method for performing field test on the electrochemical three-dimensional microfluidic paper chip comprises the following steps: clamping the paper chip by using the electrochemical three-dimensional microfluidic paper chip clip; inserting into six copper finger slots; and connecting an electrochemical work station through a multiplexer.
Owner:UNIV OF JINAN

Antenna system of mobile terminal and mobile terminal with antenna system

The invention provides an antenna system of a mobile terminal and the mobile terminal with the antenna system. The antenna system at least comprises a first honeycomb antenna unit, wherein the first honeycomb antenna unit consists of a first radiator, a first feed assembly and a first feed end; the shell of the mobile terminal is a metal shell; and the shell comprises a middle frame part and a shell part serving as a rear cover of the mobile terminal. The mobile terminal is characterized in that the whole rear cover plane of the mobile terminal is covered with the shell part, and the middle frame part is positioned on the left and right side surfaces and upper and lower side surfaces of the mobile terminal; the first honeycomb antenna unit is arranged along the edge of the middle frame part so as to maintain the integrity of the shell part; and the radiator consists of a part of the middle frame part, and a notch is formed in the first radiator. Through the technical scheme, the integrity of the rear cover design of the mobile terminal is realized, and the mobile terminal is attractive in appearance; and moreover, the interchanging for the working conditions of the two honeycomb antenna units inside the mobile terminal is realized, the communication performance is strengthened, and the interference is reduced.
Owner:SHANGHAI TRANSSION CO LTD

A convolution neural network-on-chip learning system based on nonvolatile memory

The invention discloses a convolution neural network on-chip learning system based on non-volatile memory, comprising an input module, a convolution neural network module, an output module and a weight update module. The on-chip learning of the convolution neural network module utilizes the characteristic that the conductance of the memristor changes with the applied pulse to realize the synapticfunction, and the convolution kernel value or the synaptic weight value is stored in the memristor unit. The input module converts the input signal into the voltage signal required by the convolutional neural network module. The convolutional neural network module transforms the input voltage signal layer by layer and transmits the result to the output module to get the output of the network. Theweight updating module adjusts the conductance value of the memristor in the convolutional neural network module according to the result of the output module, and updates the convolution core value orsynaptic weight value of the network. The invention aims at realizing the on-chip learning of the convolution neural network, realizing the on-line processing of the data, and realizing the requirements of high speed, low power consumption and low hardware cost based on the high parallelism of the network.
Owner:HUAZHONG UNIV OF SCI & TECH
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