Draw a block diagram similar to Fig. 1 for the first difference system: y[n] = x[n] − x[n...

Draw a block diagram similar to Fig. 1 for the first difference system: y[n] = x[n] − x[n − 1]

Figure 1

Computation structure for a first-order FIR filter y[n] = b0x[n] + b1x[n − 1]. The block diagram uses z−1 to denote the unit delay, exploiting the equivalence shown in Figs. 9-1 (a) and (b).