Title :
Reduction of sidelobe level of reflector antennas by covering feed struts with a periodic structure
Author_Institution :
Deutsche Bundespost, Forschungsinstitut, Darmstadt, West Germany
Abstract :
A periodic structure has been investigated and optimised which can be used to cover the struts of reflector antennas in order to reduce the far sidelobes caused by scattering from the struts.
Keywords :
antenna feeders; antenna radiation patterns; optimisation; reflector antennas; antenna radiation patterns; feed struct covering; optimisation; periodic structure; reflector antennas; sidelobe reduction;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19830257
