Article GPS (Part 1) - Structure, mode of operation, technical and physical fundamentals of GPS
by Capt. Gunter Schütze, Thailand/Germany - published on 30 January 2020
Article GPS (Part 2), physical and technical errors of GNSS - an error analysis
by Capt. Gunter Schütze, Thailand/Germany - published on 26 February 2020
In my announced sequel, the second part of GPS, it is primarily about the technical and physical operational and functional limitations to which GPS is subject. These limitations, in part, have serious implications for the accuracy of GPS, and even go as far as limiting the functionality of GPS in its functions or even making it impossible. In doing so,
Article GPS (Part 3) - Accidental interferences and intended Interferences by extern technical sytems
by Capt. Gunter Schütze, Thailand/Germany - published on 6 May 2020
Article New Study on GNSS Interference in the Baltic Sea
by GPSPATRON Sp. z o. o. - published on 12 March 2025
GNSS interference has become a growing challenge in the Baltic Sea, affecting maritime navigation, aviation, and critical infrastructure. While numerous datasets and services, such as gpsjam.org, spoofing.skai-data-services.com, and flightradar24, report high-altitude GNSS interference based on ADS-B data, there is a significant lack of studies focusing on ground-level interference.
Opinion Hybrid War at Sea
by Frank Diegel - published on 25 March 2025
Electronic warfare in the Baltic Sea is escalating rapidly, with GPS and AIS disruptions posing growing risks to maritime navigation. Russia’s hybrid strategy is targeting both safety and stability in one of Europe’s most critical shipping regions. Pilots and crews now face a new reality: navigating under threat.