Comment calculer le débit d’un signal ?
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Le calcul donne ce qui suit: Par Shannon C = F log2(1+S/N) donc 20dB = 10 log10(S/N) => S/N = 100 ; Ainsi le débit maximum = 3000 * log2(1+100) = 19.5 kbps. Cependant le théorème de Nyquist fixe le débit binaire maximal d’un signal s comme suit: Dmax = 2 .
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