ALEXANDRIA, Va., July 23 -- United States Patent no. 12,368,820, issued on July 22, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Machine learning-based audio manipulation using virtual backgrounds for virtual meetings" was invented by Urmil Dave (San Jose, Calif.), Dominik Rene Tornow (San Jose, Calif.) and Kyle Andrew Donald Mestery (Woodbury, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, a videoconference service determines a selection of a virtual background for a videoconference from a particular participant of a plurality of participants in the videoconference. The videoconference service determines an audio context filter that is associated with a visual context ...