ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,209, issued on April 14, was assigned to TDK Corp. (Tokyo).
"Magnetic field generator and motion capture system using the same" was invented by Makoto Kameno (Laguna, Philippines).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a magnetic field generator that includes a solenoid coil, a soft magnetic body disposed in an inner diameter area of the solenoid coil, and a signal generating part configured to supply an AC signal to the solenoid coil. Since the soft magnetic body is disposed in the inner diameter area of the solenoid coil, the reach of a magnetic field can be significantly expanded as compared with when an air-core coil ...