The author describes the improvement in gain and cross-polar performance that results from the addition to a cup of a flange containing ring-slots. The aperture efficiency of a paraboloidal reflector with a cup feed is considered. A highly accurate model for the radiation from a cup feed is used in the design.
|Number of pages||4|
|Journal||IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)|
|Publication status||Published - 1987|