ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,526,221, issued on Jan. 13, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Communication method, UP device, and CP device" was invented by Chengguang Niu (Beijing), Zhouyi Yu (Beijing) and Hongtao Guo (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application provides a communication method, a UP device, and a CP device, and pertains to the field of communications technologies. In the method, the UP device reports interface information to the CP device by using PFCP. Specifically, the UP device carries the interface information in a PFCP message, and transmits the PFCP message to the CP device. The CP device can obtain t...