ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,877, issued on March 24, was assigned to Telefonaktiebolaget LM Ericsson (publ) (Stockholm).

"Method and apparatus for determining a poor network quality area" was invented by Fengpei Zhang (Guangzhou, China) and Baiping Chen (Guangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure provide methods and apparatuses for determining a poor network quality area. A method performed by a server comprises determining at least one poor network quality area based on network status data from at least one of at least one terminal device, a network device, or an application server. The method further comprises sendi...