Digital Signal Processing Reference
In-Depth Information
0
-50
-100
-150
-200
0
1
2
k
0
-50
-100
-150
-200
0
1
2
k
0
-50
-100
-150
-200
0
1
2
k
Figure 17.22
. Plot of DFT magnitude
|C
[
k
]
|
in dB for the channel of Ex. 17.1, as
the block size
M
is varied.
M
= 17 (top),
M
= 18 (middle), and
M
= 19 (bottom).
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