Image Processing Reference
In-Depth Information
Ω
0
Ω
0
2
π
Ω
0
Ω
0
2
π
Ω
0
Fig. 6.4. The effect of sampling on a band-limited signal is a repetition of its finite extension
spectrum. On the
left
, the graphs are in the
t
-domain, on the
right
, they are in the
ω
-domain
