Research Article
Design and Study of an mmWave Wearable Textile Based Compact Antenna for Healthcare Applications
Table 10
On-body performance comparison between different textile substrates.
| Substrate | Relative permittivity | Thickness (mm) | Return loss magnitude at 60 GHz (dB) | Bandwidth (GHz) | Gain (dBi) | Radiation efficiency (%) |
| Cotton | 1.63 | 1.5 | −16.57 | — | 5.28 | 69.20 | Jeans | 1.7 | 1 | −18.55 | — | 8.29 | 67.29 | Denim | 1.87813 | 1.5 | −12.92 | — | 5.04 | 71.94 | Silk | 1.75 | 1.16 | −21.50 | — | 7.09 | 66.17 | Tween | 1.69 | 1.37 | −17.85 | — | 5.62 | 67.65 | Panama | 2.12 | 1.04 | −24.75 | — | 6.66 | 67.15 | Felt | 1.38 | 1.38 | −17.20 | — | 6.97 | 66.61 | Moleskin | 1.45 | 1.17 | −17.64 | — | 7.89 | 66.29 | 100% polyester | 1.9 | 1.5 | −12.68 | — | 5.00 | 71.19 | Quartzel fabric | 1.95 | 1.5 | −12.22 | — | 4.89 | 72.65 | Cordura/Lycra | 1.5 | 0.5 | −12.46 | — | 9.65 | 74.11 |
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