Cognitive Radio Chip-Hardware Challenges - Hardware Conference
Cognitive Radio Chip-Hardware Challenges - Hardware Conference
Cognitive Radio Chip-Hardware Challenges - Hardware Conference
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Example: Output for 3-Path case<br />
Phase rotation increases with order of nonlinearity/harmonic:<br />
y 3<br />
y<br />
120<br />
120<br />
1 y 2 y 3 y 1<br />
y 1<br />
y 1 y 2 y 3<br />
0<br />
y 0<br />
0<br />
0<br />
3<br />
y 2<br />
Fundamental<br />
(y x)<br />
Magnitude:<br />
A<br />
240<br />
y 2<br />
2 nd Harmonic<br />
(y x 2 )<br />
240<br />
3 rd Harmonic<br />
(y x 3 )<br />
First non-cancelled<br />
Harmonic<br />
4 th Harmonic<br />
(y x 4 )<br />
2 3 4 5 6<br />
<strong>Cognitive</strong> <strong>Radio</strong> <strong>Challenges</strong>, Eric Klumperink<br />
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