Anastasia Veloni, N. I. Miridakis, Erysso Boukouvala
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引用次数: 0
摘要
% P0201a: x1 (n) = 3 *δ(n + 2) + 2 *δ(n) (n 3) + % 5 *δ(n 7), 5 < = n < = 15。clc;关闭所有;x1 = 3 * impseq(2、5、15)+ 2 * impseq(0、5、15)impseq(3、5、15)+ 5 * impseq(7、5、15);Hf_1 =图;集(Hf_1,‘NumberTitle’,‘了’,‘名’,‘P0201a’);N1 = [-5:15];Hs = stem(n1,x1， ' fill ');集(Hs markersize, 2);轴([min (n1) 1, max (n1) + 1分钟(x1) 1,马克斯(x1) + 1]);包含(“n”,字形大小,LFS);ylabel (x_1 (n)”,“字形大小”,LFS);标题(“序列x_1 (n)”,“字形大小”,TFS);集(gca、“XTickMode”,“手册”,“XTick”,n1,字形大小,8);/EPSFILES/P0201a;x1的坐标。n/如图2.1所示。序列x1 (n)
本文章由计算机程序翻译，如有差异，请以英文原文为准。
Discrete-Time Signals and Systems
% P0201a: x1(n) = 3*delta(n + 2) + 2*delta(n) delta(n 3) + % 5*delta(n 7), -5 <= n <= 15. clc; close all; x1 = 3*impseq(-2,-5,15) + 2*impseq(0,-5,15) impseq(3,-5,15) + 5*impseq(7,-5,15); Hf_1 = figure; set(Hf_1,’NumberTitle’,’off’,’Name’,’P0201a’); n1 = [-5:15]; Hs = stem(n1,x1,’filled’); set(Hs,’markersize’,2); axis([min(n1)-1,max(n1)+1,min(x1)-1,max(x1)+1]); xlabel(’n’,’FontSize’,LFS); ylabel(’x_1(n)’,’FontSize’,LFS); title(’Sequence x_1(n)’,’FontSize’,TFS); set(gca,’XTickMode’,’manual’,’XTick’,n1,’FontSize’,8); print -deps2 ../EPSFILES/P0201a; The plots of x1.n/ is shown in Figure 2.1. Sequence x1(n)
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