ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,072, issued on March 31, was assigned to TENCENT AMERICA LLC (Palo Alto, Calif.).

"Method for picture output with output layer set" was invented by Byeongdoo Choi (Palo Alto, Calif.), Shan Liu (Palo Alto, Calif.) and Stephan Wenger (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for coding and decoding are provided. A method includes encoding a video stream including video data partitioned into a plurality of layers, wherein the encoding includes determining whether a first picture of the video stream is to be output based on a syntax element that indicates a mode of output layer set signaling."

The patent was...