GNSS Blogs
How Satellite Orbit Errors Affect GNSS Accuracy
Why can a GNSS receiver still produce positioning errors even under open skies? Many people associate GNSS accuracy mainly with factors such as antenna quality, satellite visibility, multipath, or atmospheric...
How Satellite Orbit Errors Affect GNSS Accuracy
Why can a GNSS receiver still produce positioning errors even under open skies? Many people associate GNSS accuracy mainly with factors such as antenna quality, satellite visibility, multipath, or atmospheric...
Why Does GNSS Require at Least 4 Satellites for Positioning?
Have you ever wondered this: when using satellite navigation, we notice that the receiver can pick up signals from dozens of satellites. Yet, geometrically, only three satellites should be enough...
Why Does GNSS Require at Least 4 Satellites for Positioning?
Have you ever wondered this: when using satellite navigation, we notice that the receiver can pick up signals from dozens of satellites. Yet, geometrically, only three satellites should be enough...
Triple-Frequency vs Dual-Frequency GNSS for RTK
As global satellite navigation systems continue to evolve, RTK technology has become more precise and reliable. Modern GNSS satellites - including GPS, GLONASS, Galileo, and BeiDou - now provide multi-frequency...
Triple-Frequency vs Dual-Frequency GNSS for RTK
As global satellite navigation systems continue to evolve, RTK technology has become more precise and reliable. Modern GNSS satellites - including GPS, GLONASS, Galileo, and BeiDou - now provide multi-frequency...