A Dual-Polarized Printed Antenna Based on a Tapered Slot SICL Balun for Airborne Radar Application

Figure 5

Schematic diagram of the dual-polarized antenna based on the SICL balun: (a, b) polarization port 1, (c) back cavity, and (d) structure of the whole dual-polarized antenna.

(a)

(b)

(c)

(d)