ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,276, issued on Aug. 19, was assigned to AT&T Intellectual Property I LP (Atlanta).
"Digital map truth maintenance" was invented by Deva-Datta Sharma (San Ramon, Calif.) and John Oetting (Zionsville, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The described technology is generally directed towards digital map truth maintenance. Map inputs shared among multiple users of a shared overlay map service can have a range of credibility, from not credible to highly credible. The disclosed digital map truth maintenance technologies can be used to enhance credibility of shared map inputs. Credibility values can be calculated for map inputs, based on any...