| 摘要 |
<p>Apparatus including: an antenna configured for efficient far field communication at a first frequency; an inductive element comprising a plurality of series-connect-ed coiled portions, including a first coiled portion and a second coiled portion, wherein the inductive element is configured to provide near field communication at a second frequency; and at least one reactive element parallel con-nected between the first coiled portion and the second coiled portion, wherein the at least one reactive element has a lower impedance at the first frequency than at the second frequency.</p> |
