GPS III satellites have yet to achieve initial operational capability with the L5 second civil frequency.
Credit: U.S. Air Force
Satellite navigation’s vulnerability to jamming and spoofing is not new. But GPS is under siege from hostile forces as users experience a steep increase in interference with its signals—and not just in war zones. Legacy GPS has two Achilles’ heels: weak signals and no encryption. The U.S. has known...
Multiple Approaches Are Pursued To Mitigate GPS’ Growing Vulnerability is available to both Aviation Week & Space Technology and AWIN subscribers.
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