A Circuit-Model-Navigated Design Process and Efficiency Estimation for Short-Circuited Self-Excited EBG Resonator Antenna

Figure 1

SC SE-EBG-RA composed of two unit cells: (a) with a shorting plate and (b) with vias acting as shorting plate; traces are 30 μm copper; the λ/4 transformer is 2.45 mm wide and 6.96 mm long; the via radius is 0.25 mm; 28 mm × 24 mm (); substrate is 1.6 mm thick RO4350B.

(a)

(b)

(c)