I'm guessing you stick one on each mobile phone mast and then you can get position anywhere that you can get a mobile signal from three masts - oh,wait...
Not a member of The Register?
Create a new account
Remember me on this computer?
The Register - Independent news and views for the tech community. Part of Situation Publishing
Join our daily or weekly newsletters, subscribe to a specific section or set News alerts
Biting the hand that feeds IT © 1998–2020