Abstract: Efficient beam training is the key challenge in the codebook-based configuration of reconfigurable intelligent surfaces (RISs) because the beam training overhead can have a strong impact on ...
Milwaukee's oft-debated streetcar, The Hop, is not in service after a cement truck drove into the transit systems overhead ...
Abstract: Due to large amounts of available spectrum at high frequencies, millimeter-wave (mmWave) technology has gained extensive research attention in 5G communications, whereas mmWave links suffer ...
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