214455 ⎘
Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic; Details; Means for reducing undesirable effects for reducing the primary feed spill-over
Reducing reflector antenna spillover lobes and back lobes in satellite communication systems
#2Dual-band parabolic reflector microwave antenna systems
#3Radome for an antenna with a concave-reflector
#4Subreflector of a dual-reflector antenna
#5Antenna device including reflector and primary radiator
#6Low sidelobe reflector antenna
#7Aperture mode filter
#8OFFSET PARABOLA ANTENNA
#9Circular polarized array antenna