What is the z-transform of the signal x(n)= x1(n).x2*(n)?
Posted: Thu Jul 14, 2022 9:44 am
a) \(\frac{1}{2πj} \oint X_1(v) X_2 (\frac{z}{v})v^{-1} dv\)
b) \(\frac{1}{2πj} \oint X_1(v) X_2^* (\frac{z^*}{v^*})v^{-1} dv\)
c) \(\frac{1}{2πj} \oint X_1(v) X_2^* (\frac{z}{v})v^{-1} dv\)
d) None of the mentioned
b) \(\frac{1}{2πj} \oint X_1(v) X_2^* (\frac{z^*}{v^*})v^{-1} dv\)
c) \(\frac{1}{2πj} \oint X_1(v) X_2^* (\frac{z}{v})v^{-1} dv\)
d) None of the mentioned