| 摘要 |
<p>An electrically active antenna apparatus (77) comprising a substrate (80), a RF feed (100) positioned on the substrate, a radiator element (90) positioned on the substrate and adjacent to the RF feed such that the radiator element and the RF feed are electromagnetically coupled, and a plurality of active devices that make electrical contact with the radiator element. The plurality of active devices are biased to actively tune the resonance frequency of the radiator element.</p> |
