Abstract: A novel three-dimensional (3-D)-printed wideband circularly-polarized (CP) waveguide based $4\times4$ slotted antenna array is proposed for wireless communications in the paper. For ...

Legal fights over the future of a small southern Oregon dam are intensifying in the wake of botched repairs that led to the killing of half a million juvenile Pacific lamprey and record fines from ...

This system is dedicated to the sustainable development of the ocean, combining underwater image colorization and restoration, object detection, and various neural network models to assist people in ...

Abstract: Massive multiple-input multiple-output (MIMO) for 5G is evolving into the extremely large-scale antenna array (ELAA) to increase the spectrum efficiency by orders of magnitude for 6G ...