ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,739,312, issued on Sept. 15, was assigned to CHONGQING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS (Chongqing, China).

"Methods for edge cache replacement based on deep reinforcement learning" was invented by Qian Liu (Chongqing, China), Sihong Wang (Chongqing, China), Qilie Liu (Chongqing, China) and Zhi Qi (Chongqing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for edge cache replacement based on deep reinforcement learning is provided, including: constructing a system network model; obtaining a caching state of an MEC server in the system network model; calculating a total delay for all users to obtain cached contents based on a tot...