WIDE ANGLE MULTI-MODE ANTENNA

摘要

Wide Angle Multi-Mode Antenna A radar antenna arrangement with at least a pair of feeds (respectively 23 and 23'), said arrangement including a corresponding at least a pair of lens elements (13' and 13"), the element (13') closest to said feeds effective for collimating the output beams ¢29(1) and 29(2)! of each of said feeds (23, 23'), and the remaining one (13") of said elements each being associated with a different one of said feeds (23, 23'), whereby at least a pair of separate antenna beams ¢29(1) and 29(2)! are capable of projection toward a target region.