ALEXANDRIA, Va., June 16 -- United States Patent no. 12,656,477, issued on June 16, was assigned to THRUWAVE INC. (Seattle).

"Systems and methods for motion estimation" was invented by Elina B. Richards (Seattle), Daniel Arnitz (Seattle), Andreas Pedross-Engel (Seattle) and Matthew S. Reynolds (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application is directed to a video-based motion extraction system that uses mmWave imaging. In one example, an object velocity is extracted in real time from at least one motion vector obtained from a compressed video. The velocity information is combined with distance information obtained from a distance sensor. The combination of distance and velocit...