ALEXANDRIA, Va., June 18 -- United States Patent no. 12,327,544, issued on June 10, was assigned to Google LLC (Mountain View, Calif.).

"Two-level speech prosody transfer" was invented by Lev Finkelstein (Mountain View, Calif.), Chun-an Chan (Mountain View, Calif.), Byungha Chun (Tokyo), Ye Jia (Mountain View, Calif.), Yu Zhang (Mountain View, Calif.), Robert Andrew James Clark (Hertfordshire, Great Britain) and Vincent Wan (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes receiving an input text utterance to be synthesized into expressive speech having an intended prosody and a target voice and generating, using a first text-to-speech (TTS) model, an intermediate synthesized speech re...