National Defense magazine
By Sandra I. Erwin

One of the Pentagon’s best-known inventions, the GPS satellite, could be replaced in the foreseeable future by technology that is far cheaper and more resistant to jamming. Finding an alternative to GPS not only could save the Pentagon billions of dollars but also would make the military less vulnerable to signal disruptions, said Defense Secretary Ashton Carter.

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Brad P

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“The Father of GPS,” Dr. Brad Parkinson recently gave a presentation on the three most important things that must be done to protect GPS.

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