ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,479,293, issued on Nov. 25, was assigned to STMicroelectronics (Grenoble 2) SAS (Grenoble, France).

"Speed measurement using time-of-flight sensing and anti-collision protection using time-of-flight sensing" was invented by Thomas Perotto (Grenoble, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A measurement of the rotation speed of an object is made using a time-of-flight sensor configured to detect a passing of one or more of elements of the object through a given position. The time-of-flight sensor is further mounted on a one-person vehicle configured to protect the one-person vehicle against collisions through the making a time-of-flight mea...