Research Article
Circularly Polarized Wearable Antenna Based on NinjaFlex-Embedded Conductive Fabric
Table 2
Comparison of flexible antennas reported in the literature.
| Ref. | Substrate | Conductor | Peak gain (dBi) | BW (%) | Max ∆f (%) | Efficiency (%) | ARBW (MHz) | Washability |
| [3] | EVA | Copper gauze | 4.36 | 5.2 | 1.2 | 51 | — | No | [15] | NinjaFlex | Copper | −3.8 | 5.5 | 3 | 18 | — | No | [19] | SU-8/PDMS | Copper | 2.17 | 3 | 5.8 | — | — | No | This | NinjaFlex | Silver fabric | 1.8 | 11 | 3.1 | 30.7 | 70 | Yes |
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