ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,395, issued on April 29, was assigned to Nokia Solutions and Networks Oy (Espoo, Finland).

"Ris-based enhanced positioning" was invented by Muhammad Tayyab (Oulu, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A base station selects, in response to a location request for a UE, RIS(s) to use for positioning purposes for the UE. The base station performs a process with the selected RISs to determine information used to configure the UE with RS configuration for using the selected RIS(s) for the positioning purposes. The base station sends the RS configuration to the UE. An RIS receives signals including RSs to be used for positioning purposes f...