Project Cyclops, A Design... - Department of Earth and Planetary ...

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SAWPL[
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10-5 _ J 1
9 I0 II 8 12 13 14
THRESHOLD, ABOVE AVERAGE NOISE LEVEL,
dB
10-5
6
1 1 t 1 j
7 8 9 I0 II 12 13
THRESHOLD, ABOVE AVERAGE NOISE LEVEL,
dB
I0 log P/Pn
lOlog
P/Pn
Figure Q-2.
One-sample average o[ signal plus noise.
Figure Q-3.
Two-sample
average of signal plus noise.
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i-T
FIVE SAWPIE AVERAGE
I[N SAWPLE AVERAGE
C_IO ~1
INPUT SNR • 6dB
i0-I
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10-3
>-
u
10-4
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ran-, 10-4
0
_0-5
3
4 5 6 7 8 9
IO
THRESHOLD, dB ABOVE AVERAGE NOISE LEVEL,
I0 log P/Pn
Figure Q-4. Five-sample average of signal plus noise.
10-5
2 3 , 5 ; 8
THRESHOLD, dB ABOVE AVERAGE NOISE LEVEL,
Io log y
Figure Q-5. Ten-sample average of signal plus noise.
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