Digital Signal Processing Reference
In-Depth Information
x[n]
3 2 1 0
y[n]
en
0
1
2
3
y[n]
x[n]
+
+
+
a
1
b
1
Folded
design
x
x
+
+
3 2 1 0
a
2
b
2
a
1
b
1
0
1
2
3
x
x
x
a
2
b
2
Figure 10.26
Folded design of a biquad filter in exercise 10.1
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