ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,666, issued on Oct. 14, was assigned to Allegro MicroSystems LLC (Manchester, N.H.).
"Adaptive coil driver for inductive sensors" was invented by Pablo Aguirre (Montevideo, Uruguay) and Hernan D. Romero (Buenos Aires, Argentina).
According to the abstract* released by the U.S. Patent & Trademark Office: "In one example, an inductive sensor interface circuit includes: a coil driver configured to excite one or more transmit coils to generate a magnetic field at a target; a plurality of input channels for receiving input signals via respective ones of a plurality of receive coils, the input signals responsive to reflections of the magnetic field off the target and encoding informati...