Introduction to Digital Signal and System Analysis - Tutorsindia
Introduction to Digital Signal and System Analysis - Tutorsindia
Introduction to Digital Signal and System Analysis - Tutorsindia
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<strong>Introduction</strong> <strong>to</strong> <strong>Digital</strong> <strong>Signal</strong> <strong>and</strong> <strong>System</strong> <strong>Analysis</strong><br />
Frequency Domain <strong>Analysis</strong><br />
Q4.2 A digital system has the difference equation<br />
y [ n]<br />
= 0.5y[<br />
n −1]<br />
+ y[<br />
n − 2] + x[<br />
n]<br />
Find the frequency response.<br />
Q4.3 A digital system has the frequency response:<br />
H ( W)<br />
=<br />
exp( jW)<br />
exp( jW)<br />
+ 0.8<br />
Sketch the magnitude of its frequency response H (W)<br />
over < W < p<br />
0 .<br />
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