(a)
(b)
(c)
(d)
Figure 8.20 Interpretation of circular convolution as linear convolution followed by aliasing for the circular convolution of the two sequences x1[n] and x2[n] in Figure 8.19.
Figure 8.20 Interpretation of circular convolution as linear convolution followed by aliasing for the circular convolution of the two sequences x1[n] and x2[n] in Figure 8.19.