Performance Comparison of Symmetric and Offset Reflector Antennas Adaptively Illuminated by Novel Triple Mode Feedhorn
Figure 11
Reflector antenna radiation patterns at 7.73 GHz with the feedhorn mode combination of TE11 + TM01 + TE21 for +90° phase with (a) TE11(20%) + TM01(40%) + TE21(40%) and (b) TE11(60%) + TM01(20%) + TE21(20%).