Inscribed Fibonacci Circle Fractal in a Circular Radiator for Ultra-Wideband Antenna Operation and Size Reduction

Table 2

Comparison of different UWB antennas.

Reference	Bandwidth (GHz)	Antenna footprint (mm^2)	Peak gain variation (dB)
This work	3.0–14.1	50 × 50 ()	-1.3 to 1
[21]	3–11.2	24 × 22 ()	-2 to 5.2
[22]	2.85–15.12	85 × 85 ()	4.5 to 6.5
[23]	2.21–11.5	42 × 48 ()	3.6 to 7.6
[24]	2–3.12 and 4.5–5.77	50 × 50 ()	6.74 to 7.1
[25]	3.2–10.8	90 × 107 ()	0.5 to 4
[26]	2.43–3.26 and 6.05–15.03	20 × 20 ()	Not defined