ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,394,431, issued on Aug. 19, was assigned to FOUNDATION OF SOONGSIL UNIVERSITY-INDUSTRY COOPERATION (Seoul, South Korea).

"Synthetic voice detection method based on biological sound, recording medium and apparatus for performing the same" was invented by Souhwan Jung (Seoul, South Korea), Kihun Hong (Seoul, South Korea) and Thien-Phuc Doan (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for detecting a synthetic voice based on a biological sound, the method comprises receiving an audio stream; extracting a biological feature vector corresponding to a meaningless voice from the audio stream; extracting a synthetic v...