Design of Active Integrated GNSS Antenna Based on the Impedance Transforming Quadrature Four-Feed Network

Figure 16

Simulated and measured radiation patterns of the active integrated antenna. (a) 1.207 GHz, (b) 1.228 GHz, (c) 1.561 GHz, and (d) 1.602 GHz.

(a)

(b)

(c)

(d)