GPS grade control technology requires a substantial initial capital investment, as well as requires a slightly different approach to grading operations vs. traditional grade staking. This combination ...

A system that improves the accuracy of the GPS satellite navigation system. A satellite's positioning accuracy is impeded by errors in its clock and signal delays caused by atmospheric conditions.

This Saturday, some of your GPS systems could start partying like it's 1999. It's a scenario reminiscent of the panic that preceded the Y2K bug in late 1999. Older computer systems that rely on the 24 ...

WASHINGTON (Reuters) -The U.S. Federal Communications Commission said on Wednesday it plans to vote next month to explore alternatives to GPS after national security concerns have been raised about ...

The omnipresent system that people use for navigation and positioning is increasingly vulnerable. Can it be improved?

The United States’ GPS system, which is operated by the Defense Department, offers every one of us critical infrastructure around what is known as positioning, navigation and timing (PNT). Positioning ...

The U.S. Air Force's first Lockheed Martin built-GPS III satellite, launched in December 18. Lockheed Martin deployed its first GPS II satellite recently, and now confirms the unit is communicating ...

If the GPS fails, how would a pilot find an airport to land his plane safely? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better ...

MIT scientists have developed an acoustic system that acts like an underwater GPS, yet doesn't need batteries to operate. The system is instead powered by modulated audio signals reflected from the ...