Ellen Hall

About Ellen Hall

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Ellen Hall is the president & CEO at Spirent Federal Systems.

Posts by Ellen Hall

What does the future hold for military and commercial systems dependent on current GPS? Posted on 17 Mar 2023 in the Featured Stories & Latest News & Opinions & Space & Earth & UAV/UGV categories.

With APNT and LEO PNT coming on strong, what does the future hold for military and commercial systems dependent on the current configuration of GPS? Read more»

History of the GNSS industry and milestones ahead Posted on 25 Sep 2020 in the From the Magazine categories.

The history of GPS is fascinating. In 1957, a study by JHU’s Advanced Physics Laboratory (APL) utilized the Doppler effect to monitor the recently launched Sputnik, allowing researchers to pinpoint... Read more»