Principle for the Realization of Dual-Orthogonal Linearly Polarized Antennas for UWB Technique

Figure 9

Dependency of the array factor on the amplitude balance Δ𝑎 and the angle 𝜃.

(a) Δ𝑎=−3 dB (linear: 0.7)

(b) Δ𝑎=−1.93 dB (linear: 0.8)

(c) Δ𝑎=−0.91 dB (linear: 0.9)

(d) |AF(𝜃=90^∘)| in Abhngigkeit von Δ𝑎