ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,603, issued on June 30.
"Method and system for estimating range with ultrasound" was invented by Joe Youssef (Noyarey, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems are disclosed for employing an ultrasonic sensor to estimate a range for a moving object. At least one processor separates returned signals received by an ultrasonic transducer into a stationary object signal and a moving object signal. A gain is determined based at least in part on the stationary object signal. The stationary object signal is combined with the moving object signal using the gain and then filtered. The range for the moving object is estimated ...