ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,947, issued on July 8, was assigned to OP Solutions LLC (Amherst, Mass.).

"Methods and systems for combined lossless and lossy coding" was invented by Hari Kalva (Boca Raton, Fla.), Borivoje Furht (Boca Raton, Fla.) and Velibor Adzic (Canton, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An encoder includes circuitry configured to receive a video signal and generate an encoded bitstream for decoding by a decoder which identifies, in the bitstream, a current frame, wherein the current frame includes a plurality of regions, detect, in the bitstream, an indication that a first region is encoded according to a lossless encoding protocol and another ...