ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,482,484, issued on Nov. 25, was assigned to Amazon Technologies Inc. (Seattle).
"Location estimation of sound sources" was invented by Wai Chung Chu (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system configured to improve sound source localization (SSL) processing by including distance information. By estimating a 3D location vector corresponding to a direction and a distance associated with a sound source, the system may extend SSL processing from 2D to 3D and generate a location estimate for the sound source. In addition, the system groups the 3D location vectors into 3D location cells having a regular structure (e.g., predeterm...