ALEXANDRIA, Va., May 12 -- United States Patent no. 12,625,277, issued on May 12, was assigned to SeeScan Inc. (San Diego).
"Antenna systems for circularly polarized radio signals" was invented by Stephanie M. Bench (Sandersville, Ga.), Mark S. Olsson (La Jolla, Calif.) and Ray Merewether (La Jolla, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Antenna systems for receiving right and left hand circularly polarized signals are disclosed. An antenna system embodiment includes a top printed circuit board (PCB), a ground plane, and an antenna array including four conductive antenna elements positioned at relative zero, 90, 180, and 270 degree increments radially about a shared center point on the PCB, wi...