ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,175, issued on March 18, was assigned to Roku Inc. (San Jose, Calif.).

"Generating a user avatar for video communications" was invented by Sunil Ramesh (Cupertino, Calif.), Michael Cutter (Golden, Colo.) and Karina Levitian (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one aspect, an example method includes (i) receiving audio from a first client device engaged in a communication session with a second client device, the audio comprising one or more words spoken by a user of the first client device; (ii) using the audio and a facial feature model to estimate facial movement that corresponds to the one or more words spoken by the u...