US Patent Issued to Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung on Feb. 18 for "Audio entropy encoder/decoder with different spectral resolutions and transform lengths and upsampling and/or downsampling" (German Inventors)

ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,230,285, issued on Feb. 18, was assigned to Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. (Munich).

"Audio entropy encoder/decoder with different spectral resolutions and transform lengths and upsampling and/or downsampling" was invented by Markus Multrus (Nuremberg, Germany), Bernhard Grill (Lauf, Germany), Guillaume Fuchs (Nuremberg, Germany), Stefan Geyersberger (Wuerzburg, Germany), Nikolaus Rettelbach (Nuremberg, Germany) and Virgilio Bacigalupo (Nuremberg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An audio encoder for encoding segments of coefficients, the segments of coefficients representing different time or...