ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,997, issued on July 21, was assigned to Zoom Communications Inc. (San Jose, Calif.).

"Client-side composite video stream processing" was invented by Zhichu He (Hangzhou, China), Yi Guo (Hangzhou, China), Bo Ling (Saratoga, Calif.), Jing Wu (Hangzhou, China) and Yichen Zhang (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and apparatus, including computer programs encoded on computer storage media related to multi-stream video encoding for screen sharing a communications session. The system may determine an active pixel area and a remaining pixel area of a video region. of a video region. A first video stream of the ...