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ULTRA WIDE BAND - Martial COULON - Enseeiht

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Ultra Wide Band<br />

Modélisation du canal<br />

Modèles Large Echelle<br />

Antenne d’émission à ouverture constante<br />

☞<br />

☞<br />

4πAt<br />

EIRP = Pt<br />

λ2 AtAr<br />

Pr = Pt<br />

(λr) 2<br />

PL ∝ (λr) 2<br />

◮ Tx gain constant / Rx ouverture constante<br />

Pr = PtGt<br />

Ar<br />

4πr 2<br />

◮ Tx ouverture constante / Rx gain constant<br />

Pr = PtAt<br />

☞ PL indépendant de λ dans les 2 cas.<br />

Gr<br />

4πr 2<br />

39/ 108

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