ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,881, issued on May 27, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).
"Method and apparatus of subsample interpolation filtering" was invented by Alexey Konstantinovich Filippov (Moscow), Vasily Alexeevich Rufitskiy (Moscow) and Elena Alexandrovna Alshina (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "Intra- or inter-prediction can be used for video encoding and decoding. For that purpose, an apparatus and methods obtain a filter (a set of coefficients) from a set of filters based on the subsample position (p) defined for the set of positions of predicted samples, where the set of filters is obtained by combining at least tw...