Introduction - If you have any usage issues, please Google them yourself
GNSS software receiver code, on the basis of GNURadio, wrote signal processing and flow chart (using C++), supported SIMD and GPU acceleration, the key calculation is implemented by the special library written by oneself, supported GN3S V2, RTLSDR, osmosdr and many other devices on the hardware, supported GPS L1C/A, L2, Galileo E1, E5a.