To enhance the accuracy, integrity, continuity, availability, and resilience of Positioning, Navigation, and Timing (PNT), we regard Global Navigation Satellite System (GNSS) as the primary source and consider additional PNT data sources — including...
We conducted a comprehensive assessment of GNSS signal quality across diverse dynamic and static scenarios. Dynamic environments include viaduct-up and viaduct-down segments, urban canyons...
Our team maps the major global risk vectors—environmental, geopolitical, technological, societal, and economic—and illustrates their dense interconnections. Climate-action failure emerges as a central node linked to extreme weather, water...
