No, as I explain here: https://www.reddit.com/r/rfelectronics/comments/6nb6ky/do_cell_phones_receive_gps_signals_from_the_local/ https://www.reddit.com/r/rfelec

No, as I explain here: https://www.reddit.com/r/rfelectronics/comments/6nb6ky/do_cell_phones_receive_gps_signals_from_the_local/ https://www.reddit.com/r/rfelectronics/comments/6nb6ky/do_ce... To get halfway decent holdover performance, you want all the precision you can get when the constellation is good. That requires the best skyview (and least multipath) you can manage.