Digital Signal Processing Reference
In-Depth Information
a
x[n]
y1[n]
System
a
x[n]
y2[n]
System
Figure 3.13: Linear condition 1: scaling property.
x1[n]
y1[n]
System
y2[n]
x2[n]
System
x2[n]
x3[n]
y3[n]
x1[n]
System
Figure 3.14: Linear condition 2: additive property.
