Patent ID: 7138887
Filing Date: 2006-11-21
Classification: H01P

Abstract:
1. A coupler comprising: first, second, third and fourth coupler ports configured to connect the coupler to external circuit elements; first and second conductors including respective coupled portions forming at least a first inductively coupled section providing mutual coupling, the first conductor having first and second ends connected to respective first and second coupler ports, and the second conductor having first and second ends connected to respective third and fourth coupler ports; at least a first ground plane extending in spaced relation from the coupled section; and at least a first peninsular tab extending laterally from the coupled portion of the first conductor in spaced relation from the at least a first ground plane, the first tab having an edge; the first conductor, between the first coupler port and the coupled portion, extending adjacent to at least a portion of the edge of the first tab.