ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,653, issued on Sept. 22, was assigned to QUALCOMM Inc. (San Diego).

"Techniques for serving cell activation and deactivation using reference signals" was invented by Kazuki Takeda (Minato-ku, Japan) and Changhwan Park (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be configured to receive, while the UE is in wireless communications with a first serving cell supported by a base station, an indication to activate or deactivate a second serving cell supported by the base station. The UE may receive a reference signal from the base station via ...