Research on a Novel Kind of Dual Polarized Stacked Printed Antenna

Table 1

Rule of the parameters of the aperture circle varies with the width of the aperture.

Aperture width (mm)	Inner diameter (mm)	Isolation (dB)	Cross-polarization (dB)
0.5	9	−23	21
0.8	11.2	−19	−16.5
1	12	−18	−16