A Compact Two-Level Sequentially Rotated Circularly Polarized Antenna Array for C-Band Applications

Table 3

A comparison of the proposed array with other similar arrays.

2 × 2 array	[25]	[26]	The present paper
10 dB RL BW (GHz)	4.82–5.12	4.40–5.45	4.50–8.00
4 dB AR BW (GHz)	4.78–5.22	4.40–5.50	5.20–7.05
Max gain (dB)	10.5	11.5	12.6
3 dB gain BW (GHz)	4.86–5.12	4.80–5.50	6.00–6.90
Global BW (%)	5.2%	13.5%	14.0%
Size (cm^2)	100 cm^2	81 cm^2	64 cm^2
Size ()	2.7	3.2	3.0