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PCM 2009 C - ISIS NEWTON VARESE

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<strong>PCM</strong>:il multiplo primario<br />

Il multiplex primario opera le funzioni di codifica e<br />

decodifica <strong>PCM</strong> e la multiplazione TDM, mediante<br />

le seguenti operazioni:<br />

• Codifica di sorgente a 64 kbit/s:<br />

• filtraggio per limitare la banda a 4 kHz<br />

• campionamento ad 8 kHz (periodo 125 µs)<br />

• codifica <strong>PCM</strong> ad 8 bit.<br />

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