Research Article

A Wideband Dual-Polarized Antenna Using Planar Quasi-Open-Sleeve Dipoles for Base Station Applications

Figure 2

The evolution steps of the proposed antenna configuration: (a) a planar bowtie-shaped dipole (Antenna A), (b) a planar bowtie-shaped dipole with two curve parasitic elements (Antenna B), (c) a planar bowtie-shaped dipole with four curve parasitic elements (Antenna C), and (d) the proposed antenna (Antenna D).