Hellen Systems News Today

The Department of Transportation (DOT) submitted its “National Timing Resilience and Security Act: Roadmap to Implementation” report to Congress in mid-January. Following a competitive application process, demonstrations and review of 11 candidate technologies to back up GPS capabilities, the DOT concluded that “none of the systems can universally backup the positioning and navigations capabilities provided byGPS and its augmentations.” However, “all vendors demonstrated some PNT perf...

The United States’ GPS system, which is operated by the Defense Department, offers every one of us critical infrastructure around what is known as positioning, navigation and timing (PNT). Positioning and navigation is obvious every time we open up a maps app, but timing is also a critical function of GPS — offering our smartphones […]