ALEXANDRIA, Va., March 3 -- United States Patent no. 12,568,377, issued on March 3, was assigned to Korea Advanced Institute of Science and Technology (Daejeon, South Korea).
"Method for IMEI verification and unauthorized device detection using control plane message and the system thereof" was invented by Yongdae Kim (Daejeon, South Korea), Sangwook Bae (Daejeon, South Korea), CheolJun Park (Daejeon, South Korea) and Beomseok Oh (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method and system for international mobile equipment identity (IMEI) verification and unauthorized terminal detection based on contents of control plane messages exchanged in a process of a terminal t...