(36)--3.6.3卷积和的性质

卷积和的性质复习回顾:o123421123k)(1kf12321ok)(2kf1212()()()()()ifkfkfkfifki问题：卷积和的性质？单位序列的卷积和特性卷积和的代数运算教学目录卷积和的移位特性阶跃序列的卷积和特性满足乘法的三律：1.交换律：f1(k)*f2(k)=f2(k)*f1(k)2.分配律：f1(k)*[f2(k)+f3(k)]=f1(k)*f2(k)+f1(k)*f3(k)3.结合律：[f1(k)*f2(k)]*f3(k)=f1(k)*[f2(k)*f3(k)]卷积和的代数运算卷积和的分配律：f1(k)*[f2(k)+...