ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,436, issued on June 10, was assigned to BEIJING BYTEDANCE NETWORK TECHNOLOGY Co. LTD. (Beijing) and BYTEDANCE INC. (Los Angeles).

"Subpicture sub-bitstream extraction improvements" was invented by Ye-kui Wang (San Diego), Zhipin Deng (Beijing), Kai Zhang (San Diego) and Li Zhang (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments for video processing, including video coding, video decoding and video transcoding are described. One example method includes performing a conversion between a video having one or more layers having one or more video pictures having one or more subpictures and a bitstream of the video according to a rule, ...