ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,979, issued on July 1, was assigned to Telecom Italia S.p.A. (Milan).

"Method and system for calculating origin-destination matrices exploiting mobile communication network data" was invented by Massimo Colonna (Turin, Italy), Piero Lovisolo (Turin, Italy), Dario Parata (Turin, Italy) and Massimiliano Petra (Turin, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "Matrices of movement in a geographic area are computed. The method subdivides the geographic area into geographic zones. Each entry of a matrix includes an indication of movements from one geographic zone to another in the respective time slot. The geographic area of interest is subdivid...