摘要: 1、利用MATLAB的向量表示法绘制下列连续信号的时域波形。 (1) x1(t) = u(t + 2) - u(t - 3) (2) x2(t) = cos(2πt + π/3) (3) x3(t) = (2exp(-t) - exp(-2t))u(t -1) (4) x4(t) = (0.2t - 阅读全文
posted @ 2019-06-29 16:18 magic_qin 阅读(3481) 评论(0) 推荐(0)