We reported in January that portable navigation systems were booming in Europe, but it looks like we might have been too conservative. Dutch company TomTom, the leading European manufacturer of ...

TomTom creates navigation devices and software. The company offers portable GPS units, maps and traffic services designed for easy use and precise guidance. Since its founding in 1991, TomTom has ...

A GPS navigation unit that is built into the ... Earlier units included a CD player. In the mid-1990s, car navigation systems emerged, and by 2000, in-dash systems became a luxury car option.

We point you in the right direction for the best GPS apps and units. Are you lost searching for the right car navigation system? CHOICE's tests, reviews and comparisons will help you find your way ...

The ESP8266 combines the timestamp from the GPS messages and the PPS signal to synchronize itself with the atomic clock aboard the orbiting satellite. To prevent the system from drifting too far ...