Decoupling efficiency of a wideband Vivaldi focal plane array feeding a reflector antenna

FREE-DOWNLOADMV Ivashina, M Kehn, PS Kildal… – … and Propagation, research …, 2009 –
Abstract—A focal plane array (FPA) feeding a reflector can be used to achieve a large field of
view (FOV) with overlapping simul- taneous beams. In order to provide a continuous FOV over
more than an octave bandwidth, the inter-element spacing in the FPA has to be