ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,543,158, issued on Feb. 3, was assigned to AT&T Intellectual Property I LP (Atlanta).

"Apparatuses and methods for facilitating energy efficiency in networks and systems" was invented by Hongyan Lei (Plano, Texas) and Yupeng Jia (South Pasadena, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the subject disclosure may include, for example, determining that a network load would consume a first amount of power if supported by a first frequency band of a network, resulting in a first determination, determining that the network load would consume a second amount of power if supported by a second frequency band of the network that is differe...