ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,506,831, issued on Dec. 23, was assigned to ZTE Corp. (Guangdong, China).
"Multimedia file distribution method, multimedia control method, multimedia management platform, caller ring back tone platform and computer-readable storage medium" was invented by Chunxiao Qian (Guangdong, China), Gang Li (Guangdong, China) and Peng Wang (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relate to the field of communication technology, and provide a multimedia file distribution method, including: determining an offsite calling associated number corresponding to at least one subscriber number, with the offsite calling associat...