There's no shortage of round celestial objects in our universe. Planets, moons and stars all exhibit lovely spherical shapes.

It generalizes former developments based on wideband circular arrays, as circular and linear geometries are particular cases contained in this approach. In addition, it allows for the implementation ...

In such scenarios, having a single antenna array to form simultaneous multiple beams provides ... of ~6% of the centre frequency across the entire scan region with a circular polarization (CP) axial ...