The new signal (L1C, marked with blue) is 3-5 dBHz stronger and more robust than the legacy L1 C/A signal (marked with orange). (Image: Octavian Andrei)

4th GPS civilian signal goes live

January 21, 2020

A new GPS civilian signal is now available for use. The new signal is stronger, more accurate, more […]

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This article is tagged with FGI, Finnish Geospatial Research Institute, GPS III, L1C, L1C civil signal, PRN04, SVN74 and posted in Featured Stories, GNSS, Latest News

Figure 1. Theoretical spectra of the four signals transmitted by a GPS III satellite in the L1 frequency band. (Image: Authors)

First light: Broadcast of L1C by GPS III

March 19, 2019

Less than three weeks after its launch, the first GPS III satellite, SVN74, started transmitting navigation signals. SVN74 […]

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This article is tagged with GPS III, GPS III satellite, GPS modernization, L1C, navigation signal, satellite launch, SVN74, SVN74 signal and posted in From the Magazine, GNSS