ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,923, issued on Oct. 14, was assigned to AMS Sensors Asia PTE LTD. (Singapore).
"Method of measuring a distance from a target" was invented by Stephan Beer (Schaffhausen, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "We disclose a method of measuring a distance to or from a target, the method comprising: operating an emitter to generate a first pulsed signal and a second pulsed signal in a field of view of the emitter in which a target may be present, the first pulsed signal having a first pulse frequency and the second pulsed signal having a second pulse frequency, the first pulse frequency being different from the second pulse frequenc...