ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,541,662, issued on Feb. 3, was assigned to Automaton Inc. (San Diego).
"Antenna arrays and signal processing for RFID tag readers" was invented by James Morse (Poway, Calif.), Joe Mueller (San Diego), Prokopios Panagiotou (Seal Beach, Calif.), Phillip A Lindsey (Atlanta, Kan.) and Paul Petrus (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Radio-frequency identification (RFID) systems use readers to query and locate passive RFID tags in stores, warehouses, and other environments. An interrogation signal emitted by an antenna array from a reader powers up the tag, which replies by modulating and backscattering incident radiation toward th...