ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,274, issued on Nov. 25, was assigned to OSRAM Opto Semiconductors GmbH (Regensburg, Germany).
"Pulse sensor for sensing the pulse of a living being" was invented by Tobias Schmidt (Garching, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "In an embodiment a pulse sensor includes at least one light source configured to emit light in a direction of a blood-perfused tissue of a living being, at least one light detector including a light-sensitive surface configured to sense at least one part of a light scattered by the blood-perfused tissue, wherein the scattered light is modulated depending on a pulse of the living being and an optical concentr...