Review demonstrates the capabilities and applications of spaceborne GNSS reflectometry using CYGNSS data, highlighting technological developments for future Earth remote sensing missions.
Key Points
Review the theoretical foundations and historical progress of spaceborne GNSS reflectometry while evaluating CYGNSS performance and future Earth observation missions.
Synthesized the operational theory of GNSS bistatic radar remote sensing using transmitted navigation signals scattered off Earth's surface.
Evaluated performance metrics, science data products, and scientific applications from NASA’s Cyclone Global Navigation Satellite System (CYGNSS) mission.
Surveyed past, current, and upcoming spaceborne GNSS-R missions along with emerging receiver and hardware technological developments.
GNSS-R effectively retrieves surface environmental parameters by measuring alterations in reflected navigation signals.
NASA's CYGNSS constellation demonstrates robust performance across a diverse range of Earth science data products and applications.
Ongoing advances in GNSS-R receiver technology and scheduled follow-on satellite constellations are expanding operational remote sensing capabilities.