ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,736, issued on April 15, was assigned to Ordnance Survey Ltd. (London).
"Method and system for time authentication" was invented by Stephen Hancock (Southhampton, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Existing networks of precisely surveyed GNSS receivers that are used for dGNSS or RTK positioning techniques can be used to measure GNSS time across a territory or region such as a country. The measured GNSS time base signals from each receiver are then fed back to a collating service, similar to the existing dGNSS/RTK systems, which also receives an accurate time base signal from a trusted third-party time base supplier which mai...