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Published in 2023 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2022.3202160
Abstract: An efficient beam and channel acquisition and tracking scheme is developed under a reconfigurable hybrid beamforming (R-HBF) architecture for wideband millimeter wave (mmWave) multiple input multiple output (MIMO) systems. Under such an R-HBF, a hierarchical…
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Keywords:
channel;
beam;
beam channel;
mmwave mimo ... See more keywords
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recommendations!
1
Published in 2023 at "Journal of Mechanisms and Robotics"
DOI: 10.1115/1.4062607
Abstract: Large workpieces are important components of core equipment in aerospace and other fields, where the machining mainly focuses on the surfaces and inner cavities. However, there are no machining robots that can not only achieve…
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Keywords:
hybrid robot;
rhr;
machining large;
large workpieces ... See more keywords