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Redes de Computadoras

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|S FSK (f)|<br />

1<br />

<strong>Re<strong>de</strong>s</strong> <strong>de</strong> <strong>Computadoras</strong>, 2007/08<br />

0 f 1 − f s f 1 f 1 + f s<br />

|S FSK (f)|<br />

1<br />

2<br />

Canal para el 0<br />

1<br />

f 2 − f s<br />

1<br />

2<br />

f 2<br />

Canal para el 1<br />

f 2 + f s<br />

Cuando modulamos un 0 se utiliza la banda <strong>de</strong> frecuencias [f 1 −<br />

f s , f 1 + f s ] y cuando modulamos un 1 la banda [f 2 − f s , f 2 + f s ]. Al<br />

C.5 Modulación binaria en frecuencia o FSK 605

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