Ces documents couvrent les bases théoriques, les composants du système et les principes de propagation :

This is perhaps the most practical part of the study. Calculating a link budget involves summing all gains (transmitter power, antenna gain) and subtracting all losses (free-space path loss, cable loss, and fade margins) to ensure the received signal remains above the sensitivity threshold. Line of Sight Communication Defined | PDF - Scribd

: Un document académique par Mohammed EL GHZAOUI traitant de l' ellipsoïde de Fresnel et des zones de propagation.