Table 2: Comparison of antenna performances between the literature and this work.

ReferencesAntenna size ()Operating frequency (GHz)Bandwidth (−10 dB)Measured gain (dB)

[6]3.53.77%4.6
[10]2.584.60%2.98
[11]3.524.5
[12]1.5/2.4/3.52.63%/3.28%/6.44%4.93/2.85/5.12
[13]1.81/2.2—/~2%4.5/6.8
Pro.I3.5/5.251.46%/0.61%6.2/6.1
Pro.II2.4/3.51.04%/1.43%2.23/5.72