ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,557,000, issued on Feb. 17, was assigned to TELEFONAKTIEBOLAGET LM ERICSSON ((Publ) Stockholm, Sweden).

"Handling of complete message at condition PSCell addition change" was invented by Cecilia Eklof (Taby, Sweden) and Icaro Leonardo Da Silva (Solna, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a master node includes determining to configure conditional PSCell addition or change (CPAC). A request is transmitted to a SN to prepare a conditional SN addition, a response therefrom confirms that a UE may be accepted unless a canceling message is later received. A RRC message is transmitted to the UE containing CPAC configurati...