Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Question
1. Run this m-file. %program for signal convolution t=0:0.1:10; x1=sin (2*pi*t); h1=cos (2*pi*t); yl=conv (x1,h1); figure; subplot (3,1,1); plot (x1); xlabel ('t'); ylabel ('x(t)'); title ('input signal') subplot (3,1,2); plot (h1); xlabel('t'); ylabel ('h (t)'); title('impulse response') subplot (3,1,3); plot (y1); xlabel('n'); ylabel ('y(n)'); title ('linear convolution'); input signal www 20 40 60 80 100 120 t impulse response www wwwwwm 1 0. 20 40 60 80 100 120 t linear convolution 50 -50 50 100 150 200 250 Based on above matlab code, do a convolution for x(t) = e-2tu(t) and h(t) = (2е-3t — е-2)и(t). 2.
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Transcribed Image Text:1. Run this m-file. %program for signal convolution t=0:0.1:10; x1=sin (2*pi*t); h1=cos (2*pi*t); yl=conv (x1,h1); figure; subplot (3,1,1); plot (x1); xlabel ('t'); ylabel ('x(t)'); title ('input signal') subplot (3,1,2); plot (h1); xlabel('t'); ylabel ('h (t)'); title('impulse response') subplot (3,1,3); plot (y1); xlabel('n'); ylabel ('y(n)'); title ('linear convolution'); input signal www 20 40 60 80 100 120 t impulse response www wwwwwm 1 0. 20 40 60 80 100 120 t linear convolution 50 -50 50 100 150 200 250 Based on above matlab code, do a convolution for x(t) = e-2tu(t) and h(t) = (2е-3t — е-2)и(t). 2.
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