Question

Question 2: Consider the following DT signal: g[n] = 2 "u[-n – 3] * a[n+3], a) Find the convolution sum in the time domain (show all the necessary steps).

Answer 1

Q: 2 @ Solution, Pg 1 y no E- Karo m) hm-k). 2 Leer flere am) 2 en c-n-3) they (l<? aku (-K-3) hm) uh+3) h (k) z uck+3) avel Oupos Chauge Now h(-k) - h(-k) dk43) =ACK) --- ľ -3 2 3 h(nuk) ang A(K) = at ufk-3) ul -3 inaan 3+0 -1-2-3 Now Wow multiplying signals Nk) h (nok).

(6) 1 รา) (10) 3 am) XL 1 3 - 1 32 - 2 4 hn) 3 4 pg 3 al 1 2 3 h(n) z 13 3 1 2 1 4 * un ) = 2. -2,3-4 e a they - By linear convolution. n (m) am) 3 2 4 - or 6. 2 4 27 8 O - 2 2 - 1 -6 1 3 9 3 6 오 12 4. 4 -12 -8 -4 -16,

g(n) 2 2 - -29 -5 o 13 8 -16% 4 시 yo) 도 8 6 2 4 C - 2 AL 2. 5 - 2. -5 Pg4 - ls -6.