摘要 |
Antenna comprising an array (11) of elementary sources and characterised in that it comprises an energy-focusing reflector (10), the array (11) being situated in the focal zone of this reflector, supply and control electronics comprising an amplification stage (22) consisting of amplifiers (24) and in which at least one generalised coupler is placed at the output of the amplifiers (24), and beam- forming circuits (20, 21) each corresponding to a transmitted beam, the amplitude and the relative phase of the signals leaving these circuits being monitored respectively by an adjustable phase shifter and an adjustable attenuator. …<IMAGE>… |