ALEXANDRIA, Va., July 14 -- United States Patent no. 12,683,700, issued on July 14, was assigned to AURA Network Systems Inc. (McLean, Va.).

"Systems and methods for enhanced 2-ray fading" was invented by Gary George Churan (Annandale, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are systems and methods of predicting fading loss of signals transmitted between a ground-based transceiver and an aircraft based upon a two-ray fading model that incorporates elevation information of an environment. Some examples of the disclosure are directed to determine fading loss using a plurality of geofences that are determined based on a plurality of planar shapes."

The patent was filed on Jan. 24, 2...