ALEXANDRIA, Va., June 10 -- United States Patent no. 12,294,579, issued on May 6, was assigned to ZTE Corp. (Guangdong, China).

"Authentication method and apparatus, device, and storage medium" was invented by Peng Wang (Guangdong, China), Liyong Cai (Guangdong, China) and Chen Song (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are an authentication method and apparatus, a device, and a storage medium. The method includes, if an optical line terminal operates in at least two bands, setting at least one low-delay band at least one non-low-delay band; after receiving, in a non-low-delay band, a first serial number sent by an optical network unit (ONU) or an auxiliary authentication ...