3 ms·
That's part of what the 4th connected satellite does. Also this is one of the better descriptions of trilateration I've seen. http://gis.stackexchange.com/q
by bargl 12y ago
That's part of what the 4th connected satellite does. Also this is one of the better descriptions of trilateration I've seen.
http://gis.stackexchange.com/questions/12866/why-does-gps-positioning-require-four-satellites http://gis.stackexchange.com/questions/12866/why-does-gps-po...
- nly 12y agoAndrew Holme explains a some of these things succinctly on his home made GPS receiver project page[0]. Search for "Solving for user position", where he even mentions ionospheric propagation. He also has an appendix showing his math[1] [0] http://www.aholme.co.uk/GPS/Main.htm http://www.aholme.co.uk/GPS/Main.htm [1] http://www.aholme.co.uk/GPS/user_position_solution.pdf http://www.aholme.co.uk/GPS/user_position_solution.pdf