Research Article
Design of a Multiband Antenna for LTE/GSM/UMTS Band Operation
Table 1
Relative permittivity and conductivity in the simulation.
| Frequency (MHz) | Head | Hand | Relative permittivity | Conductivity | Relative permittivity | Conductivity |
| 859 | 41.5 | 0.9 | 30.3 | 0.59 | 920 | 41.5 | 0.97 | 30 | 0.62 | 1795 | 40 | 1.4 | 27 | 0.99 | 1920 | 40 | 1.4 | 26.7 | 1.04 | 2045 | 40 | 1.4 | 26.5 | 1.09 | 2352.5 | 39.2 | 1.8 | 25.7 | 1.32 | 2595 | 39.2 | 1.8 | 25.7 | 1.32 |
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