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Sinyal dan Noise (sinus)
1. Untuk f=0,25
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-1
0
1
x=sin(2*pi*1000t)
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-1
0
1
n=noise gaussian
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-2
0
2
y=x+n
2. Untuk f=0,5
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-1
0
1
x=sin(2*pi*1000t)
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-2
0
2
n=noise gaussian
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-5
0
5
y=x+n
3. Untuk f=1
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-1
0
1
x=sin(2*pi*1000t)
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-5
0
5
n=noise gaussian
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-5
0
5
y=x+n
4. Untuk f=0,01
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-1
0
1
x=sin(2*pi*1000t)
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-0.05
0
0.05
n=noise gaussian
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-2
0
2
y=x+n
5. Untuk f=0,001
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-1
0
1
x=sin(2*pi*1000t)
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-5
0
5x 10
-3
n=noise gaussian
0 0.002 0.004 0.006 0.008 0.01 0.012 0.014-2
0
2
y=x+n
Sinyal suara1. A=2000:3000
2.
0 1 2 3 4 5 6 7 8 9 10-1
-0.5
0
0.5
1
(t)detik
0.12 0.14 0.16 0.18 0.2 0.22 0.24 0.26-1
-0.5
0
0.5
1
Sinyal gambar bw
0 50 100 150 200 250 3000
100
200
0 50 100 150 200 250 3000
100
200
0 50 100 150 200 250 3000
100
200
0 200 400 600 800 1000 1200 1400 1600 18000
100
200
Sinyal gambar RGB
RGB R
G B
0 100 200 300 400 500 6000
100
200
0 100 200 300 400 500 6000
100
200
0 100 200 300 400 500 6000
100
200
S[ektrum sinyal
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
-0.5
0
0.5
1
time
0 5 10 15 20 25 30 35 40 45 500
20
40
60
frequency
F=25
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
-0.5
0
0.5
1
time
0 5 10 15 20 25 30 35 40 45 500
20
40
60
frequency
F=30
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
-0.5
0
0.5
1
time
0 5 10 15 20 25 30 35 40 45 500
20
40
60
frequency
F=5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
-0.5
0
0.5
1
time
0 5 10 15 20 25 30 35 40 45 500
20
40
60
frequency
F=40
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
-0.5
0
0.5
1
time
0 5 10 15 20 25 30 35 40 45 500
20
40
60
frequency
Spectrum sinyal suara
0 1 2 3 4 5 6 7 8 9 10-1
-0.5
0
0.5
1
(t)detik
0 500 1000 1500 2000 2500 3000 3500 40000
0.5
1
1.5
2
frequncy
Sinyal spectrum 2
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
0
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-0.5
0
0.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
0
2
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
-1
0
1
2
time
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10
0.5
1
F1=10F2=20
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
0
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-0.5
0
0.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
0
2
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
-1
0
1
2
time
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10
0.5
1
30,10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
0
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-0.5
0
0.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
0
2
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
-1
0
1
2
time
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10
0.5
1
30,40
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
0
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-0.5
0
0.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
0
2
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
-1
0
1
2
time
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10
0.5
1
5,10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
0
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-0.5
0
0.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
0
2
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
-1
0
1
2
time
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10
0.5
1
5,20
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
-1
0
1
2
time
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10
0.5
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-1
0
1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-0.5
0
0.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-2
0
2
