ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,499,581, issued on Dec. 16, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Scalable coding of video and associated features" was invented by Alexander Alexandrovich Karabutov (Moscow), Hyomin Choi (Burnaby, Canada), Ivan Bajic (Burnaby, Canada), Robert A. Cohen (Burnaby, Canada), Saeed Ranjbar Alvar (Burnaby, Canada), Sergey Yurievich Ikonin (Moscow), Elena Alexandrovna Alshina (Munich) and Yin Zhao (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to scalable encoding and decoding of pictures. In particular, a picture is processed by one or more network layers of a trained module to obtain...