ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,802, issued on April 29, was assigned to QUALCOMM Inc. (San Diego).

"Mobile terminated (MT) paging procedure for IP multimedia subsystem (IMS) calls" was invented by Juan Zhang (Beijing), Haris Zisimopoulos (London) and Sebastian Speicher (Wallisellen, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of wireless communication by a UE (user equipment) includes transmitting a list to an IMS (IP multimedia subsystem) service center. The list includes multiple mobile station international subscriber directory numbers (MSISDNs). The method also includes receiving a paging message indicating different causes for the paging message. A met...