Patent ID: 9270026
Filing Date: 2016-02-23
CPC Classification: H01Q

Claim Text:
1. A system, comprising: a ground plane; and an antenna element including a plurality of nodes located within the antenna element, wherein the antenna element includes a slot and is mounted in a plane above the ground plane, and wherein the plurality of nodes include a plurality of grounding nodes located on a first side of the slot and a feed node located on a second side of the slot that is opposite the first side of the slot; and a plurality of switches, each of the plurality of switches located between a respective grounding node of the plurality of grounding nodes and the ground plane and controllable to selectively couple the respective grounding node to the ground plane, wherein the plurality of switches couple selected ones of the plurality of grounding nodes to the ground plane to configure the antenna element into a desired polarization type that is one of a circular polarization, an elliptical polarization, or a linear polarization.