Current Issue - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design


Coping with Dynamics Using Bicomplex Numbers and Kalman Filter Tracking

A look at recent testing and the advantages of using KF tracking to process GNSS meta-signals.

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First Steps Toward a Fully Operational LEO PNT Payload

The payload will augment existing GNSS constellations with additional navigation signals from LEO, while relying on GNSS for orbit determination and time synchronization.

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Developing A Truly Global RTK Network

How GEODNET’s blockchain-based decentralized network approach is scaling global GNSS correction network density and coverage. 

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Launching Xona’s Ravens: Commercial Satnav from LEO

The startup plans to launch its first demonstration mission on SpaceX’s Transporter 5 in May, with the goal of displaying high-quality commercial PNT LEO signals from a payload suitable for small satellite deployment.

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Washington View – Deja Vu All Over Again: Ligado’s 5G Network Set For Collision Course With GPS? 

Will the network, which some are still fighting, be ready for a September rollout, and if so, what are the implications for GPS and the people who rely on it?

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Brussels View: EU Space Community Talks Security, Defense and Galileo

Speakers at the 14th European Space Conference in Brussels discussed the need to defend EU assets against unfriendly attacks. Recent events in Eastern Europe would seem to lend force to such concerns, as the European Union makes headway toward the intersection of civil infrastructure and security and defense.

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The Inertialist: Inertial Testing – Tricks of the Trade

Guest contributor Marius Gheorghe of Ideal Aerosmith Inc. explores time-tested techniques and exclusive insights for effective inertial sensor and system testing. 

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