Accurate estimation of the ionosphere is essential for reliable Global Navigation Satellite System (GNSS) positioning, timing, and space weather applications. A key challenge lies in converting slant ...

Urban environments present unique challenges for GNSS, which is the backbone of many navigation applications including smartphones and autonomous vehicles. The performance of GNSS systems deteriorates ...

Everyday life is saturated with location-dependent devices. They are multiplying faster than ever and their requirements have ...

Accurate smartphone positioning in dense urban environments remains challenging due to signal blockage, multipath effects, and unreliable satellite visibility.

During a public workshop at the Italian Space Agency on Oct. 14-15, the Lunar GNSS Receiver Experiment (LuGRE) project team celebrated the closure of the project and released the data collected to the ...

Navigating through dense urban landscapes has long posed challenges for satellite-based navigation systems, often resulting in significant errors or complete service failures. However, a ...

In a research article recently published in Space: Science & Technology, researchers from Chinese Academy of Military Science, Tsinghua University, and Beihang University together work on how to ...