US Patent Issued to Google on Feb. 24 for "Voice activity detection using active acoustic sensing" (California Inventors)

ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,562,185, issued on Feb. 24, was assigned to Google LLC (Mountain View, Calif.).

"Voice activity detection using active acoustic sensing" was invented by Xiaoran Fan (Irvine, Calif.) and Trausti Thormundsson (Irvine, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques and apparatuses are described that perform voice activity detection using active acoustic sensing. By transmitting and receiving acoustic signals, a hearable can recognize changes in an acoustic circuit to perform voice activity detection. With active acoustic sensing, the hearable can detect a vocalization made by a user in a noisy and/or loud environment. As such, the hearabl...