Topographic maps and trail mapping are essential for off roading. Satellite communication: If you're going deep into the wilderness, opt for a GPS with satellite communication, like the Garmin ...

Signals from the global navigation satellite system can be jammed and spoofed, so a Google spinout is working on an ...

Project: Autonomous Localization for GPS-denied Aerial Tracking and Reconnaissance (ALLIGATR) Team Abstract: ALLIGATR is an unmanned aerial system designed for navigating and surveying ground ...

Built-in TopoActive maps, color touchscreen displays and extended ... 1 Some jurisdictions regulate or prohibit the use of satellite communication devices. It is the responsibility of the user ...