U.S. Patent 6,762,600
Jump to navigation
Jump to search
U.S. Patent 6,762,600 is a patent from Polhemus.
It is titled, "Method and apparatus for electromagnetic position and orientation tracking with distortion compensation employing a modulated signal".[1]
It covers how the main disadvantage for electromagnetic tracking systems is the lengthy calibration process in order to compensate for eddy currents in an environment, involving measuring the magnetic field profile at multiple points in a space.[1]