ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,388, issued on July 1, was assigned to ZTE Corp. (Shenzhen, China).

"Operation and maintenance management method of network slice subnet, apparatus, system, device and medium" was invented by Shubin Yue (Shenzhen, China), Hua Ni (Shenzhen, China) and Yongsheng Du (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The embodiments of the present application relate to communication technology field, and discloses an operation and maintenance management method of a network slice subnet, including: obtaining a performance analysis result of each network function (NF) in the network slice subnet, wherein the performance analysis result is obta...