Table 3 Performance Comparison Between the Proposed Work and Prior Arts.

From: Bandwidth and gain enhancement of composite right left handed metamaterial transmission line planar antenna employing a non foster impedance matching circuit board

References FBW (%) [Freq. range] Measured Gain (dBi) Size (mm3) NF-IMC topology
18 4.9 [400-420 MHz] 1.05 Not given Relatively simple
19 25.6 [85–110 MHz] 3 73 × 50 × 1.6 Relatively simple
20 66.7 [80–160 MHz] 3 20 × 20 × 0.5 Requires 4 transistors
21 3.6 [1.35–1.45 GHz] Not given 70 × 48 × 0.5 Requires transversal filter using distributed amplifiers & delay lines
22 20 [1.0–1.5 GHz] 5 12 × 12 × 1 Requires four transistors
23 26.1 [100–130 MHz] Not given Not given Relatively simple
This work 54.5 [1.4–2.45 GHz] 6.55 56 × 20 × 0.8 Relatively simple