Table 2.
Comprehensive analysis results
| Simulation | Measured | |||
|---|---|---|---|---|
| Bandwidth | Structure-1 | 4.13 GHz | 3.73 GHz | |
| Structure-2 | 7.2 GHz | 8.45 GHz | ||
| −10 dB S11 and VSWR ≤ 2 | Structure-1 | 2.33–6.46 GHz | 3.26–6.99 GHz | |
| Structure-2 | 3.64–10.84 GHz | 3.55–12 GHz | ||
| Antenna gain | ||||
| 3 GHz | Structure-1 | 5.15 dBi | 3.8 dBi | |
| 4 GHz | Structure-1 | 5.37 dBi | 5.64 dBi | |
| 5 GHz | Structure-1 | 7.05 dBi | 6.91 dBi | |
| 3 GHz | Structure-2 | 6.06 dBi | 4.18 dBi | |
| 4 GHz | Structure-2 | 8.12 dBi | 7.54 dBi | |
| 5 GHz | Structure-2 | 7.6 dBi | 7.55 dBi | |
| 6 GHz | Structure-2 | 7.12 dBi | 5.9 dBi | |
| 7 GHz | Structure-2 | 5.56 dBi | 4.51 dBi | |
| 8 GHz | Structure-2 | 4.91 dBi | 4.86 dBi | |
| 9 GHz | Structure-2 | 4.93 dBi | 3.57 dBi | |
| Antenna area | Structure-1 | 4200 mm2 | ||
| Structure-2 | 3550 mm2 | |||