Stability-Digital Signal Processing-Assignment Solution, Exercises of Digital Signal Processing

Download Stability-Digital Signal Processing-Assignment Solution and more Exercises Digital Signal Processing in PDF only on Docsity!

131 5.1. Therefore, aye, Sin Vem aem ne This ¥(e) is full band. Therefore, since ¥(e) = X/et)H/e*), the only possible sn} and w. that could produce y(n] is zfn] = y(n] and w, = x. 5.2. We have y[n — 1] — 2y[n] + yf + 1] = z[n] or 27 ¥ (2) — WE (z) + 2¥(z) = X(z). So, l AG) zi Baz (a) 1 Zero at Z = 0 « (b) =} it Hla) = @) t- ht * a7 Stable = ROC is } < |z| <3. Therefore, n-l Alp] = 2 (3) win = 1] - 208)"4u a] 5.3. yin ~ 1+ juin 2] = z[n] z¥(2) + peor = X(z) H(z) I Hw)