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Northrop Grumman’s New Navigation Substitute Works Where GPS Won’t, Company Says

Northrop Grumman’s New Navigation Substitute Works Where GPS Won’t, Company Says
The first E-2D Advanced Hawkeye equipped with aerial refueling conducts its first flight at St. Augustine, Fla. (Photo Credit: U.S. Navy)

NATIONAL HARBOR, Md. — The business case for Northrop Grumman's [NOC] assured position, navigation and timing (A-PNT) solution is tricky, on its face — GPS is better, and as long as you have GPS, you don't need it. Naveen Joshi, Northrop's director of A-PNT readily admits that. But, the Defense Department is starting to worry about those fringe cases when GPS isn't available, such as when it is being jammed. The modernization of GPS satellites to broadcast M-code, or the…

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