ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,990, issued on March 17, was assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC (Detroit).

"Simulation system and method" was invented by Hector Sanchez (Commerce, Mich.), Ningsheng Qiao (Troy, Mich.), Sudhakaran Maydiga (Troy, Mich.) and Steve DiBella (Troy, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method in a simulation system includes: implementing a plurality of threads using an operating system that allocates a time quantum of a predetermined execution time to each thread during which the thread will not be preempted during execution; monitoring timing requirements of each of a plurality of tasks for a plurality of distinct virtual ...