ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,181, issued on July 15, was assigned to Masimo Coporation (Irvine, Calif.).
"Modulated physiological sensor" was invented by Marcelo Lamego (Cupertino, Calif.), Cristiano Dalvi (Lake Forest, Calif.) and Hung Vo (Fountain Valley, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A modulated physiological sensor is a noninvasive device responsive to a physiological reaction of a living being to an internal or external perturbation that propagates to a skin surface area. The modulated physiological sensor has a detector configured to generate a signal responsive to the physiological reaction. A modulator varies the coupling of the detector to the s...