Text Box: Primary feeds originating from Per-Simon Kildal and his PhD students:

 

 

 

 

 

References:

[1] R. Olsson, P.-S. Kildal, S. Weinreb, “The Eleven antenna: a compact low-profile decade bandwidth dual polarized feed for reflector antennas”, IEEE Transactions on Antennas and Propagation, vol. 54, no. 2, pt. 1, pp. 368-375, Feb. 2006 (Sander Weinreb is with California Institute of Technology).

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