ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,577, issued on Sept. 22, was assigned to NOKIA TECHNOLOGIES OY (Espoo, Finland).

"Port-group specific precoding parameter sets for CJT with M-TRP" was invented by Rana Ahmed (Munich) and Filippo Tosato (Bures sur Yvette, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A terminal device includes means for: receiving, from a network device, a port group configuration indicating at least two groups of antenna ports in a channel state information reference signal, CSI-RS, resource set including one or more CSI-RS resources, the at least two CSI-RS port groups being associated with at least two respective transmission reception points, TRPs, using...