Discrete-Time Systems. Examples tn]=24n(.g),dnf- random signat sn xn] yIn Time index n Copyright C 2001, S K MitraCopyright © 2001, S. K. Mitra 6 [ ] 2[ (0.9) ], d[n] - random signal n s n = n Discrete-Time Systems:Examples 0 10 20 30 40 50 0 1 2 3 4 5 6 7 Time index n Amplitude s[n] y[n]