ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,343, issued on Aug. 25, was assigned to Position Imaging Inc. (Portsmouth, N.H.).

"Spatial diversity for relative position tracking" was invented by Edward L. Hill (Conway, N.H.), Brett Bilbrey (Sunnyvale, Calif.), Harry Lee Deffebach III (Melbourne Beach, Fla.) and Krenar Komoni (Worcester, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A network comprises a network apparatus constructed and arranged for each of a plurality of vehicles in radio frequency (RF) communication with each other, the network apparatus comprising: at least one first transceiver; at least one second transceiver configured to exchange RF signals with the at least one f...