ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,581, issued on Oct. 20, was assigned to Nokia Technologies Oy (Espoo, Finland).

"Devices, methods and apparatuses for transforming sampled signal" was invented by Oana-Elena Barbu (Aalborg, Denmark), Diomidis Michalopoulos (Munich) and Muhammad Ikram Ashraf (Espoo, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure disclose devices, methods and apparatuses for transforming sampled signal. The terminal device receives, from a network device, a request that the terminal device applies a transformation operation to a sampled signal; obtains a transformed signal by applying the transformation operation to the sa...