ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,735, issued on Sept. 16, was assigned to SAFRAN ELECTRONICS & DEFENSE (Paris).
"Navigation method and system" was invented by Philippe Elie (Paris), Vincent Bisgambiglia (Paris), Elie Amani (L'Union, France) and Marc Pollina (L'Union, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "Navigation device including an inertial navigation system coupled with a satellite navigation system, the information supplied by the satellite positioning system being used for adjusting the inertial navigation system, characterised in that the device further comprises means for measuring signals coming from base stations of a wireless cellular network, the satell...