Raphael Stauffer
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View article: Estimation of tropospheric parameters with GNSS smartphones in a differential approach
Estimation of tropospheric parameters with GNSS smartphones in a differential approach Open
With the introduction of the operating system Android 7 Nougat in the year 2016, it became possible to access Global Navigation Satellite System (GNSS) code and carrier phase observations. These observations can be processed with the state…
View article: Low-Cost GNSS and Real-Time PPP: Assessing the Precision of the u-blox ZED-F9P for Kinematic Monitoring Applications
Low-Cost GNSS and Real-Time PPP: Assessing the Precision of the u-blox ZED-F9P for Kinematic Monitoring Applications Open
With the availability of low-cost, mass-market dual-frequency GNSS (Global Navigation Satellite System) receivers, standalone processing methods such as Precise Point Positioning (PPP) are no longer restricted to geodetic-grade GNSS equipm…
View article: Low-cost and smartphone GNSS sensors: current capabilities and perspectives for seismic and tropospheric monitoring applications
Low-cost and smartphone GNSS sensors: current capabilities and perspectives for seismic and tropospheric monitoring applications Open
<p>In recent years, dual-frequency GNSS chipsets became available on the mass market. The ongoing developments in sensor and processing technologies steadily improve the positioning performance so that nowadays sub-decimeter accuraci…
View article: Tropospheric Parameter Estimation with Dual-Frequency GNSS Smartphones
Tropospheric Parameter Estimation with Dual-Frequency GNSS Smartphones Open
<p>With the introduction of the operating system Android 7 Nougat in the year 2016, it became possible to access the GNSS code and carrier phase observations on Android smartphones. These observations can now be processed with state-…