search

osqzss / gps-sdr-sim

Software-Defined GPS Signal Simulator
MIT License
2.75k stars 773 forks source link

Inaccurate Altitude #403

Closed cl-cv closed 2 months ago

cl-cv commented 2 months ago

Hi,

I am running GPS through a bladeRF into a u-blox receiver. I am simulating coordinates -60, -60, 10. After getting a position fix, the altitude in u-blox fluctuates between -20 and -90. Why am I seeing these inaccuracies?