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Canal de Propagation - Martial COULON

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Ex. 1 : Bilan <strong>de</strong> liaison en espace libre sur liaison satellite montante<br />

Station terrestre émettrice :<br />

Fréq. émission<br />

Puissance émise<br />

Gain <strong>de</strong> l’antenne d’émission<br />

EIRP émis<br />

6,0 GHz<br />

-10 dBW<br />

30 dB<br />

20 dBW<br />

Pertes :<br />

Elévation satellite<br />

Distance satellite<br />

PL en espace libre<br />

45 °<br />

37630 km<br />

193,5<br />

Station satellite réceptrice :<br />

Gain <strong>de</strong> l’antenne <strong>de</strong> réception<br />

Puissance reçue<br />

G/T en réception<br />

Système :<br />

constante <strong>de</strong> Boltzmann<br />

C/N 0<br />

<strong>de</strong> la liaison montante<br />

23 dB<br />

-150,5 dBW<br />

-2,5 dB.K<br />

-228,6 dBWs.K-1<br />

52,6<br />

31

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