Investigation on Harmonic Tuning for Active Ku-Band Rectangular Dielectric Resonator Antennas

Figure 2

Length-to-width ratio (a) and open-circuit stub length (b) versus length-to-height ratio for a rectangular DRA operating in the fundamental TE^𝑧₁₁₁ mode at 𝑓₀=14.25GHz.

(a)

(b)