Design And Implementation Of Indoor Moving Target Identification And Tracking System Based On Radar

With the development of society and the advancement of science and technology,people's expectations for smart life are increasing,and the use of computers instead of manual real-time monitoring is becoming more and more mainstream.Due to its extremely high frequency,the high frequency electromagnetic wave signal can achieve high precision in detection and the electromagnetic wave signal can obtain the distance information between radar and the detected object,so the positioning of the target is more accurate.With the development of millimeter wave radar production technology and signal processing theory,the use of Radar is also increasingly abundant.This article uses Radar to identify and track people in the surveillance scene.The use of Radar to identify and track personnel is part of intelligent monitoring,the system enabling real-time monitoring and tracking of personnel in the surveillance scenario.The implementation of indoor personnel recognition and tracking system based on Radar includes radar signal processing,Moving target recognition and moving target tracking.At the beginning of the thesis,the paper analyzes the advantages of high frequency electromagnetic wave technology in indoor personnel detection,selects Radar as the detection equipment,and studies the related theoretical techniques for the indoor personnel detection and tracking system of Radar.Firstly,the basic principle of electromagnetic wave signal detection is derived based on the formula.After analyzing the point set distribution of the object reflection signal received by the radar,researching the ideas of various clustering algorithms and tracking algorithms.Finally,the idea design based on DBSCAN algorithm is applicable to a method of clustering discrete point clouds and selecting a suitable moving target tracking algorithm.Finally,deploy the hardware needed to implement the system.For overall architecture hardware,designing software systems.Define the interface for the communication between the Radar and the display system;For the Radar part,combined with the research of processing algorithm,a detailed software system is designed;and the display part shows the detection results received from Radar.