Research Article
Improved Handset Antenna Performance via an Electrically Extended Ground Plane
Table 2
Percentage performance improvement at 1880 MHz.
| Model | Increase in efficiency | Increase in bandwidth | Reduction in SAR |
| I | 0 | −1.30 | 12.5 | II | −0.35 | 9.90 | 0 | III | 1.19 | −3.89 | 0.39 | IV | 0.96 | 5.24 | −1 | V | 1.25 | 11.66 | 1.47 | VI | 0.60 | 6.06 | 19.63 | VII | 0.67 | 5.10 | 18.73 | VIII | 0.77 | 8.10 | −0.3 |
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