ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,661, issued on Feb. 24, was assigned to TEXAS INSTRUMENTS Inc. (Dallas).
"Magnetic current sensor calibration" was invented by Lei Ding (Plano, Texas), Elie Libbos (Champaign, Ill.) and Srinath Ramaswamy (Murphy, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "In one example, a calibration method includes receiving, from a sensor proximate a first conductor, a sensor signal representing a measurement of a magnetic field produced based on a first current flowing in the first conductor and a second current flowing in a second conductor, the first current including first and second current components having different frequencies, and the second cu...