ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,984, issued on May 19, was assigned to NOKIA TECHNOLOGIES OY (Espoo, Finland).

"Apparatus for CSI reporting overhead reduction via joint CSI report quantization and encoding" was invented by Rana Ahmed Salem (Munich), Youngsoo Yuk (Seoul, South Korea), Keeth Saliya Jayasinghe Laddu (Espoo, Finland), Marco Maso (Issy les Moulineaux, France), Filippo Tosato (Bures sur Yvette, France) and Salah Eddine Hajri (Antony, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques of generating CSI reports include designating at least one of the reports as a reference and the other reports as dependent on the reference. For example, a dependent CSI repor...