US Patent Issued to Northern Digital on Jan. 28 for "Magnetic tracking calibration via distortion correction for electromagnetic fields using inside-out tracking" (Vermont Inventors)

ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,207,888, issued on Jan. 28, was assigned to Northern Digital Inc. (Waterloo, Canada).

"Magnetic tracking calibration via distortion correction for electromagnetic fields using inside-out tracking" was invented by Mark Robert Schneider (Williston, Vt.), Alec Duling (Milton, Vt.) and Syamprasad Karyattuparambil Rajagopalan (Burlington, Vt.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic tracking device is configured to track an object in an environment by receiving a measurement of the non-magnetic signal and a corresponding measurement of the magnetic signal for a location of the magnetic tracking device in the environment. The magnetic trackin...