By Jürgen Rossmann, Petra Krahwinkler, and Markus Emde Modern machines such as wood harvesters can automatically cut trees and remove branches, but an expert is still needed to plan a thinning and t...
Read More →A range of unrelated events in September show that GPS, the world’s preeminent GNSS, remains a work in progress. The first in a series of deviations from normal GPS signal broadcasts during Septembe...
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A portable spoofer implemented on a digital signal processor mounts a spoofing attack, characterizes spoofing effects, and suggests possible defense tactics. GNSS users and receiver manufacturers shou...
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