ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,464,453, issued on Nov. 4, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).
"Communication method and communication apparatus" was invented by Kai Xu (Shanghai), Hongwei Wang (Shanghai) and Yifan Wang (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "This application provides a communication method and apparatus. The method may include: A cell in a first frequency range determines to enter an energy saving state. A terminal device accesses a cell in a second frequency range through cell selection. When the terminal device needs to enter the cell in the first frequency range, the cell in the second frequency range assists the termina...