| CPC H01P 5/02 (2013.01) [G06K 19/0723 (2013.01)] | 20 Claims |

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1. A coupler comprising:
a first ground layer;
a conductive layer, wherein the conductive layer is substantially in the shape of an infinity symbol;
a first dielectric layer positioned between the first ground layer and the conductive layer;
a second ground layer having an aperture; and
a second dielectric layer positioned between the conductive layer and the second ground layer.
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