Research Article
Novel Low-Cost Integrated Multiband Antenna Design Customized for Smartwatch Applications with SAR Evaluation
Table 4
Human hand tissue characteristics [
19].
| Frequency (MHz) | 2400 | 2600 | 5200 | 5800 | Tissues | εr | σ (S/m) | εr | σ (S/m) | εr | σ (S/m) | εr | σ (S/m) |
| Skin | 43.8 | 0.86 | 38.43 | 1.30 | 38.18 | 1.40 | 38.06 | 1.44 | Fat | 11.3 | 0.11 | 5.32 | 0.09 | 5.30 | 0.10 | 5.28 | 0.10 | Muscle | 55.9 | 0.97 | 54.04 | 1.57 | 53.77 | 1.70 | 53.64 | 1.77 | Bone | 20.8 | 0.34 | 15.28 | 0.50 | 15.10 | 0.56 | 15.01 | 0.59 |
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