| 摘要 |
This invention is related to a high efficiency antenna (1) having compact dimensions, particularly for installation on a vehicle, such as an aircraft or a high velocity train or a motor vehicle, comprising a main circular reflector (5), an illuminator (2) or feed, centrally mounted with respect to said main reflector (5), and a sub-reflector (3), mounted on said illuminator (2) by means of a positioning support member (4), said antenna (1) being installed upon a positioning member adapted to carry out azimuth and elevation polarisation movements. |
