Research Article
Novel Compact Design and Investigation of a Super Wideband Millimeter Wave Antenna for Body-Centric Communications
Table 5
Gain, VSWR, and efficiency comparison (FS = free space and OB = on-body).
| | Frequencies | 60 GHz | 80 GHz | 100 GHz | | FS | OB | FS | OB | FS | OB |
| | Radiation efficiency (%) | 70.65 | 62.12 | 63.96 | 53.55 | 57.31 | 49.61 | | Total efficiency (%) | 70.28 | 62.08 | 63.74 | 53.25 | 55.89 | 48.71 | | VSWR | 1.1564 | 1.0491 | 1.1234 | 1.1103 | 1.3724 | 1.3105 | | Gain (dB) | 4.669 | 5.394 | 4.125 | 4.688 | 5.779 | 7.007 |
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