Research Article
Miniaturized Ultrawideband Microstrip Antenna for IoT-Based Wireless Body Area Network Applications
Table 3
Comparing the proposed antenna with the literature.
| Ref | Size (mm3) | Freq (GHz) | Axial ratio BW (GHz) | Gain (dBi) | Efficiency (%) |
| [9] | | 2–10 | 3.2–6.1 | 1.6 | 80–85 | [12] | | 2.25–4 | 2.4–4 | 3–3.5 | >85 | [13] | | 3.6–9.2 | 4.2–9.1 | 3.9–7.3 | — | [16] | | 1.9–10.6 | 3.7–10.6 | 3–4.8 | — | [41] | | 8.4–15.2 | 9.8–13 | 4.1 | >72 | [34] | | 2–7 | 2–6 | 8–12 (antenna being a array) | — | [42] | | 1.5–7 | 2.2–7 | 5–13 (antenna being a array) | 91 | [43] | | 2.9–12 | — | 1.2–6.3 | 85 | This work | | 3.48–15 | 3.48–9 | 2.5–7.5 | 77–93 |
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