基于雷达探测的“数字信号处理”实验课程改革教学  

Innovation Teaching of Experimental Course in the Digital Signal Processing based on Radar Detection

作　　者：阳召成[1] 郑鑫博[1] 周建华[1] 郑能恒[1] YANG Zhao-cheng;ZHENG Xin-bo;ZHOU Jian-hua;ZHENG Neng-heng(College of Electronics and Information Engineering,Shenzhen University,Shenzhen,Guangdong 518060,China)

机构地区：[1]深圳大学电子与信息工程学院,广东深圳518060

出　　处：《教育教学论坛》2021年第48期149-152,共4页Education And Teaching Forum

基　　金：2018年度深圳大学教学改革研究项目“面向应用实践的‘数字信号处理’实验课程教学改革探索”(JG2018097);2018年度广东省高等教育教学改革项目“传感器网络信息处理方向创新实践人才培养体系建设”。

摘　　要：针对学生学习“数字信号处理”课程时存在的概念理解难、实际应用能力弱等问题,提出基于问题探索与项目驱动相结合的实验教学方式。首先,发布实验小课题,包括雷达探测目标的工作原理模型建立仿真、快速傅里叶变换的应用、雷达信号处理中数字正交解调的设计与实现;其次,从数字信号处理基本理论的角度讲解课题内容对应的相关知识点,并让学生完成相关实验。该教学方式强调学生对雷达探测项目为中心任务下的数字信号处理理论和方法的理解与综合运用。In the process of learning the digital signal processing(DSP)course,students can’t well understand concepts and don’t know how to use the theory in practical engineering.To solve these problems,this paper proposes an experimental teaching method based on the combination of problem exploration and project-driven.Firstly,a series of experimental topics,including the modeling and simulation of the radar detection,the application of the Fast Fourier Transform(FFT),and the design and implementation of the digital quadrature demodulation in radar signal processing,are given.Secondly,from the perspective of the basic theory in the digital signal processing,the relevant knowledge points corresponding to the content of the topics are introduced.Thirdly,students need to complete the corresponding experiments.The proposed teaching method emphasizes the students’understanding and comprehensive application for utilizing the basic theory of DSP under the radar detection project as the central task.

关 键 词：数字信号处理 问题探索 实验课程 

分 类 号：G642.0[文化科学—高等教育学]