Abstract: We propose a two-stage Doppler compensation method for 100-Gbit/s inter-satellite laser communications. We experimentally demonstrate its better Doppler shift tolerance and ~2.5(0.5) orders ...
Abstract: This letter proposes a deep unfolding network, termed Global Attention FISTA Network (GAFNet), for sparse channel estimation in the delay-Doppler (DD) domain of Orthogonal Time-Frequency ...
Yet another round of potentially severe storms is threatening the Chicago area Friday, the latest in a string of systems eyeing the region this week. With virtually the entire Chicago area under a ...
As the Artemis II astronauts hurtled around the moon during their historic flyby, basking in unprecedented views of the illuminated lunar far side, pilot Victor Glover described the visuals as “sci-fi ...
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