ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,543,145, issued on Feb. 3, was assigned to AT&T Intellectual Property I LP (Atlanta).

"System and method for detecting location anomalies of mobile devices" was invented by Yaron Koral (Cherry Hill, N.J.), Ashima Mangla (San Ramon, Calif.) and Feng Wang (Syracuse, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the subject disclosure may include, for example, a device, having a processing system including a processor; and a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations of: generating a hash table of keys from identifiers for mobile devices in a communications n...