ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,381,973, issued on Aug. 5, was assigned to Invoca Inc. (West Hollywood, Calif.).
"Dialog analysis using voice energy level" was invented by Leland Kirchhoff (Santa Barbara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method for analyzing whether a phone call is answered by a human agent. The computer-implemented method receives phone call audio data of the phone call and separates the phone call audio data into caller stream data and agent stream data that each includes a plurality of frames and calculates decibel level for each frame. In response to measuring alternating groups of frames in the caller stream data and age...