Research Article
Ultrawideband Vivaldi Antenna for DVB-T, WLAN, and WiMAX Applications
Table 2
The simulated antenna parameters at resonant frequencies of three turns meander shaped-slot (SW/ON/OFF modes).
| | Resonance frequency. (GHz) | 0.5 | 0.9 | 1.8 | 2.5 | 5.2 | 10 | | Gain (dBi) | 1.5 | 1.8 | 2.7 | 2.9 | 4 | 5.5 | | Sim. radiation efficiency (%) | 80 | 85 | 90 | 83 | 95 | 75 | | Mea. radiation efficiency (%) | 70 | 75 | 82 | 75 | 85 | 68 |
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