A new interleaved ultrawideband antenna arrays

Vincent Callec (1) , Erwan Fourn (1) , Raphaël Gillard (1) , Hubert Diez (2)

1 IETR - Institut d'Électronique et des Technologies du numéRique
2 CNES - Centre National d'Études Spatiales [Toulouse]

This paper presents a new interleaved antenna array based on a reconfigurable square spiral antenna. The reconfiguration into different antenna arrays allows avoiding the problem of grating lobes which is the main problem limiting the bandwidth for an array of UWB antennas.

Mots clés: Square spiral antenna; reconfigurability; ultra wideband antenna; array antenna; interleaved antenna

Vincent Callec, Erwan Fourn, Raphaël Gillard, Hubert Diez. A new interleaved ultrawideband antenna arrays. 15th International Symposium of ANtenna Technology and applied ElectroMagnetics (ANTEM), Jun 2012, Toulouse, France. pp.080. ⟨hal-00771376⟩