ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,445, issued on May 27, was assigned to Hitachi Energy Ltd (Zurich, Switzerland).

"Channel assignment in a wireless communication system" was invented by Michele Luvisotto (Vasteras, Sweden), Zhibo Pang (Vasteras, Sweden), Xiaolin Jiang (Vasteras, Sweden), Roger Jansson (Vasteras, Sweden) and Marek Czepulonis (Cracow, Poland).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, a method can be performed by a network controller of the wireless communication system. The method includes classifying each available channel in the wireless communication system into one of multiple channel categories according to performance and usability charac...