Research And Implementation Of Electromagnetic Interference Acquisition And Recognition System Based On Software Radio Platform And Recurrent Neural Network

With the continuous development of electronic information technology,the communication environment is becoming more and more complex,the types of electromagnetic interference are complicated,and the distribution is dense.The influence on the operation of communication systems and large-scale equipment is also increasing.Therefore,the interference signals in the acquisition space are detected in time,and The type is accurately identified,and it is crucial for interference positioning and implementation of interference protection.After fully considering the characteristics of the interference signal in the complex electromagnetic environment,this paper proposes a design idea of the electromagnetic interference acquisition and analysis identification system and completes the main research contents and innovations of the system development and implementation paper as follows:Aiming at the complex environment of external field electromagnetic,a portable electromagnetic interference acquisition system is designed and developed based on the software radio platform,which fully realizes the functions of detection,acquisition,extraction,processing and transmission in the process of electromagnetic interference processing,to the greatest extent.Restore the original electromagnetic interference signal.Based on the cyclic neural network,an electromagnetic interference signal analysis and recognition model is proposed.Firstly,through the data preprocessing and data preparation,the received interference signal is processed,then the interference analysis algorithm is used to refine the signal characteristics.Finally,the identification algorithm is used to judge the interference signal type,and then the algorithm effect is analyzed and verified.Through the analysis of the system architecture to determine the function of each module and the internal and external interface form,the design and implementation of the entire electromagnetic interference acquisition and analysis identification system is finally completed.A complete solution for electromagnetic interference from detection and collection to analysis and identification is proposed.The interface and protocol between each system and system are designed and implemented.Two systems of hardware platform and software algorithm are integrated.Under the actual engineering environment,The two parts cooperate with each other to form a complete system,and realize the system function of complete electromagnetic interference collection and recognition.