Triangular vivaldi antenna array and antenna system

Abstract

Disclosed is an antenna array comprising a plurality of Vivaldi antennas having a respective feed slot and defining a triangular lattice, the antenna array having a feeding side and a radiation side opposite to the feeding side, wherein at least one of the feed slots is open at the feeding side. Also disclosed is an antenna system comprising the antenna array and a feeding unit. The feeding unit comprises a plurality of feeding elements arranged such that, when the feeding unit is arranged in a predefined pose relative to the antenna array, electromagnetic signals can be fed via the plurality of feeding elements into at least one of the plurality of Vivaldi antennas of the antenna array to cause the at least one Vivaldi antenna to emit radio waves.

Dependencies are inferred from the claim text.