POINTABLE MULTIFACEAL ANTENNA, TELECOMMUNICATION SATELLITE AND CONSTELLATION OF ASSOCIATED SATELLITES

摘要

A multi-beam telecommunication satellite point antenna comprising a source block (21) formed of a plurality of elementary radioelectric sources (212) and configured to transmit and / or receive a plurality of electromagnetic beams, said source block comprising at least one beam source type exciter (211), a parabolic reflector (22) fixed with respect to the source block, and arranged so that the source block is located at the focus of the parabolic reflector and a planar reflector (23), movable relative to the source block (21), configured to perform the pointing of the set of electromagnetic beams, said planar reflector comprising orientation means (24) configured to orient the plane reflector (23) according to two non-coaxial axes of rotation, the parabolic reflector being configured to transit the plurality of electromagnetic beams between the source block and the planar reflector (23).