Research Article
Design and Study of a Miniaturized Millimeter Wave Array Antenna for Wireless Body Area Network
Table 5
On-body comparison of the 1 × 2 array antenna for different distances.
| | Parameters | Free space | On-body 2 mm | On-body 4 mm | On-body 6 mm | On-body 8 mm |
| | Bandwidth (GHz) | 15 GHz | 14.527 | 15.853 | 14.748 | 14.078 | | Return loss (dB) 60 GHz | −18.486885 | −14.683668 | −15.873721 | −15.59942 | −14.319633 | | Gain (dBi) | 5.01 dB | 6.87 | 5.303 | 5.06 | 4.84 | | Radiation efficiency (%) | 66.16% | 43.16 | 49.10 | 52.44 | 55.99 | | Total efficiency (%) | 65.22% | 41.69 | 47.83 | 50.99 | 53.92 | | VSWR | 1.2702 | 1.4523 | 1.3833 | 1.398 | 1.4762 |
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