ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,302, issued on March 17, was assigned to MDESS LLC (Beavercreek, Ohio).
"Contraband detection system" was invented by Je'an Nicholas Korbis (Adelaide, Australia) and Jeremy Bailey (Martinez, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The system manages communication of cellular devices within a secured facility using a shielded box that blocks external RF signals. Inside the box, internal antennas broadcast cellular network signals that mimic a carrier's base station, prompting any placed device to connect. When a device attempts access, the system collects its identifying information and compares it with an authorized-device database store...