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 ...

In a world of information overload, it can feel soothing to stick your head in the sand. Don’t want to hear what the doctor might say? It’s easy not to make a follow-up appointment. Did a favorite ...

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 ...

Walt Maddox, a rock and doo-wop legend with The Marcels, has died. He was 88. “He was a great musician, music manager and hell of a nice guy,” former KDKA reporter Paul Martino wrote on Facebook on ...