Digital Signal Processing Reference
In-Depth Information
2
0.5
h
92
0.45
0.4
1
0.35
h
85
0.3
0.25
0
0.2
h
20
0.15
h
35
0.1
−
1
0.05
h
0
0
−
0.05
−
2
10
5
0
20000
40000
60000
80000
0
20000
40000
60000
80000 1
×
Time (samples)
Time (samples)
Figure 11.33
Performance of the noise-echo canceller at 20 dB SNR
2
0.5
h
92
0.45
0.4
1
0.35
h
85
0.3
0.25
0
0.2
h
20
0.15
h
35
0.1
−
1
0.05
h
0
0
−
2
−
0.05
80000
1
×
10
5
0
20000
40000
60000
80000
0
20000
40000
60000
Time (samples)
Time (samples)
Figure 11.34
Performance of the noise-echo canceller at 15 dB SNR
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