信号系统课程设计论文系统函数的零极点分布决定时域特性

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1、成绩评定表学生姓名班级学号系统函数的零极专业课程设计题目点分布决定时域特性评语组长签字：成绩日期20年月日课程设计任务书学院专业学生姓名班级学号课程设计题目系统函数的零极点分布决定时域特性实践教学要求与任务:1、学习MATLAB软件及应用。2、掌握系统函数的零极点分布与系统冲激响应时域特性之间的关系。。3、利用MATLAB编程，完成相应的信号分析和处理。4、写出课程设计报告，打印程序,给出运行结果。工作计划与进度安排:第1～2天:1.学习使用MATLAB软件，上机练习。2.明确课题内容，初步编程。第3～5天:1.上

2、机编程，调试。2.撰写课程设计报告。3.检查编程，运行结果，答辩。4.上交课程设计报告。指导教师：专业负责人：学院教学副院长：201年月日201年月日201年月日摘要本文详细分析了系统函数零极点的分布与冲击响应时域特性之间的关系。首先论述了如何通过MATLAB软件绘制出系统函数的零极点分布图。然后根据系统函数极点的不同分布情况，通过MATLAB软件绘制出冲击响应的时域函数，通过对图像的观察和比较，得出了极点的类型决定时间函数的时间连续形式，极点在S平面的位置决定时间函数的波形特点。最后，在极点相同，但零点不同的情况

3、下，通过比较时域函数的波形，得出零点分布与时域函数的对应关系，即零点分布的情况只影响到时域函数的幅度和相位。关键词：系统函数的零极点；时域特性；MATLAB软件目录1课程设计目的···················································································································12实验原理··················································

4、·········································································13实现过程···························································································································13.1MATLAB简介··············································

5、························································13.2系统函数极点分布情况························································································23.2.1极点为单实根··························································································

6、···23.2.2极点为共轭复根·························································································23.2.3极点为重根·································································································23.2.4用MATLAB绘制系统函数的零极点分布图·····················

7、·····················23.3系统函数的零极点分布与冲击响应时域特性的关系········································63.3.1用MATLAB绘制冲击响应的时域函数··················································63.3.2极点的类型决定时间函数的时间连续形式···········································193.3.3极点在S平面的位置决定时间函数的波形特点·····

8、·····························193.3.4零点分布与时域函数的对应关系···························································194设计体会································································