h[n]=1M2+1⋅(u[n]−u[n−M2−1])h[n] = \frac{1}{M_2 + 1} \cdot (u[n] - u[n-M_2- 1])h[n]=M2+11⋅(u[n]−u[n−M2−1])Convolution of this system require lots of computing memory so=1M2+1⋅(δ[n]−δ[n−M2−1])∗u[n] = \frac{1}{M_2 + 1} \cdot (\delta[n] - \delta[n - M_2 -1]) \ast u[n]=M2+11⋅(δ[n]−δ[n−M2−1])∗u[n] LCCDE let 1M2+1⋅(δ[n]−δ[n−M2−1])\frac{1}{M_2 + 1} \cdot (\delta[n] - \delta[n - M_2 -1]) M2+11⋅(δ[n]−δ[n−M2−1]) as x1[n]x_1[n]x1[n]
