Title :
Compensation for feed crosspolarisation in shaped dual offset reflectors
Author :
Westcott, B.S. ; Brickell, F.
Author_Institution :
Southampton University, Faculty of Mathematical Studies, Southampton, UK
Abstract :
A re-examination of the problems of shaping dual offset reflectors to produce a zero-crosspolarised parallel beam shows that the shaping can, under geometrical optics, compensate not only for the system asymmetry, but also for a certain amount of crosspolarisation in the feed pattern.
Keywords :
antenna radiation patterns; antenna reflectors; feed crosspolarisation; geometrical optics; shaped dual offset reflectors;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19820084
