ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,324, issued on Dec. 30, was assigned to Otis Elevator Co. (Farmington, Conn.).
"Auto range process for elevator wireless node" was invented by Peter Depaola (Glastonbury, Conn.), Wade A. Montague (Southington, Conn.) and Dennis Hanvey (Leonardo, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of calibrating a beacon for an elevator call system including: determining when a calibrator mobile device is located at a desired distance away from the beacon on a specific landing, the beacon being associated with one or more specific elevator systems at a specific elevator bank on the specific landing; detecting a wireless signal emitted by the...