Research Article
On the Design and Performance Analysis of Flexible Planar Monopole Ultra-Wideband Antennas for Wearable Wireless Applications
Table 4
Comparison of the proposed antennas to previously published antenna structures.
| Ref. | Antenna size (mm2) | Substrate | Frequency range (GHz) | BW (%) | Gain (dBi) | n (%) |
| [13] | 30 × 33 | Kapton polyimide | 3.1–10.6 | 109 | — | — | [14] | 48 × 35 | Kapton | 1–8 | 155 | 3.1 | — | [15] | 30 × 40 | Cotton | 3–12 | 120 | 3 | — | [16] | 52 × 37 | Polyimide | 1.4–16 | 167 | >2.8 | — | [17] | 30 × 25 | RT/duroid 5880 | 3.14–11.53 | 114 | 5.25 | 91 | [23] | 58 × 40 | Rubber polymer | 2.47 | 13.6 | — | 18.3 | [27] | 40 × 50 | Polyamide | 1.85–13.3 | 151 | 5.53 | — | Teslin | 1.45–13.5 | 161 | 4.4 | This work | 42 × 40 | Polyester | 3.1–11.7 | 116 | 4.3 | >95 | Polyamide | 3.1–12.0 | 117 | 4.2 | >90 | Denim | 3.1–11.3 | 115 | 4.1 | >60 | Teslin | 2.9–11.8 | 121 | 4.1 | >90 |
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