ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,236,169, issued on Feb. 25, was assigned to China University of Mining and Technology-Beijing (Beijing).

"Digital twin utility tunnel system based on reduced-order simulation model and real-time calibration algorithm" was invented by Jiansong Wu (Beijing), Jitao Cai (Beijing), Xinge Han (Beijing), Chen Fan (Beijing), Jian Li (Beijing) and Feng Kong (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides a digital twin utility tunnel system based on a reduced-order simulation model and a real-time calibration algorithm. The system includes a big data aggregation unit and a real-time simulation deduction unit. The big data...