Design and Analysis of a Metamaterial-Inspired Miniaturized Quadband Antenna

Table 3

Working frequency ranges of different antennas.

Antenna	Frequency ranges (GHz) (S11 < −10 dB)
Ant 1	2.7–3.07		6.17–7.04
Ant 2	2.57–2.72	3.06–3.43	5.10–5.38	6.89–7.27
Ant 3	2.40–2.55	3.02–3.38	5.04–5.52	7.08–7.38
Ant 3 measured	2.30–2.46	3.28–3.59	5.18–5.56	6.98–7.44