ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,132, issued on April 29, was assigned to NEC Corp. (Tokyo).
"Time synchronization method with trusted beacons and distributed fiber sensing" was invented by Christopher White (Neshanic Station, N.J.), Jian Fang (Princeton, N.J.), Sarper Ozharar (Pennington, N.J.) and Ting Wang (West Windsor, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for time synchronization using distributed fiber optic sensing (DFOS) that employs several trusted time beacons that are attached to the DFOS sensing fiber which in turn is connected to the DFOS interrogator. The beacons transmit their signal via two different mediums, (1) wirelessly to sensor nodes in ...