ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,776,333, issued on Oct. 27, was assigned to Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V. (Munich).

"Apparatus and method for adaptive background audio gain smoothing" was invented by Alessandro Travaglini (Erlangen, Germany), Lukas Lamprecht (Erlangen, Germany), Jouni Paulus (Erlangen, Germany), Christian Uhle (Erlangen, Germany), Christian Simon (Erlangen, Germany) and Andreas Turnwald (Erlangen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for providing a sequence of output gains, wherein the sequence of output gains is suitable for attenuating a background signal of an audio signal is provided. The appar...