GPS receiver on a map. GPS (Global positioning system) uses a network of satellites to calculate the user's location on Earth. Each satellite sends a signal that is detected by the handset,and it calculates its position by triangulation. This handset is showing a position accuracy of 39 feet (just under ten metres). GPS is often used by recreational walkers and ramblers | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Molloy, Cordelia |
Bildgröße: | 3400 px × 4825 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |