Wideband dual-circular polarized spiral antenna phased array

Hongzhao Ray Fang (1, 2) , Ramanan Balakrishnan (2, 1) , Koenraad Mouthaan (1) , Régis Guinvarc'H (2)

1 Department of Electrical and Computer Engineering [Univ. Singapore]
2 SONDRA - Sondra, CentraleSupélec, Université Paris-Saclay (COmUE)

A wideband dual-polarization, low-profile cavity backed four-arm Archimedean spiral antenna is first presented. This is further extended to a linear array of spiral antennas. Beamforming capability of the linear array for both polarizations is measured and presented for a 4:1 bandwidth.

Domaines: Sciences de l'ingénieur [physics]; Electromagnétisme

Hongzhao Ray Fang, Ramanan Balakrishnan, Koenraad Mouthaan, Régis Guinvarc'H. Wideband dual-circular polarized spiral antenna phased array. 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting , Jul 2015, Vancouver, Canada. pp 21-22, ⟨10.1109/APS.2015.7304396⟩. ⟨hal-01265797⟩