I noted that some manufacturer selling devices with two GPS unit which connect to two GPS antenna.
one such example is shown here: https://www.oxts.com//app/uploads/2017/07/xOEM_handpng.png
What is the benefit and what type of signal processing is involved?
one such example is shown here: https://www.oxts.com//app/uploads/2017/07/xOEM_handpng.png
What is the benefit and what type of signal processing is involved?