ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,231,965, issued on Feb. 18, was assigned to Blackpin Inc. (Seoul, South Korea).

"Method and device for changing secondary base station in wireless mobile communication system" was invented by Soenghun Kim (Hanam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus for secondary base station change in a mobile communication system are provided. Method for secondary node change includes receiving conditional reconfiguration information from the base station, transmitting to the base station a first response message with a transaction identifier, performing evaluation based on the configuration generated by a second base st...