http://hackaday.com/2013/08/05/centimeter-level-precision-gp...
I have a friend who build an automatic lawnmower as his pet project at uni,and he used two GPS receivers to get <10cm accurancy which allowed the lawnmower to make automatic turns around the garden.
http://hackaday.com/2013/08/05/centimeter-level-precision-gp...
I have a friend who build an automatic lawnmower as his pet project at uni,and he used two GPS receivers to get <10cm accurancy which allowed the lawnmower to make automatic turns around the garden.