ALEXANDRIA, Va., May 5 -- United States Patent no. 12,621,753, issued on May 5, was assigned to Lenovo (Singapore) Pte. Ltd. (Singapore).

"Maintaining in parallel a frequency layer during cell reselection" was invented by Prateek Basu Mallick (Dreieich, Germany), Ravi Kuchibhotla (Chicago), Joachim Loehr (Wiesbaden, Germany), Genadi Velev (Darmstadt, Germany) and Hyung-Nam Choi (Ottobrunn, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses, methods, and systems are disclosed for performing cell selection/reselection on a radio frequency associated with a network slice. One apparatus includes a processor and a transceiver that camps on a first frequency layer of a RAN while in a RRC idle state...