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03/06/2020
Statistical Beamforming for FDD Downlink Massive MIMO via Spatial Information Extraction and Beam Selection
In this paper, we study the beamforming design problem in frequency-divi...
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12/19/2019
Matrix-Calibration-Based Cascaded Channel Estimation for Reconfigurable Intelligent Surface Assisted Multiuser MIMO
Reconfigurable intelligent surface (RIS) is envisioned to be an essentia...
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10/25/2019
Double-Sparsity Learning Based Channel-and-Signal Estimation in Massive MIMO with Generalized Spatial Modulation
In this paper, we study joint antenna activity detection, channel estima...
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03/16/2018
Load Balancing for 5G Ultra-Dense Networks using Device-to-Device Communications
Load balancing is an effective approach to address the spatial-temporal ...
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08/26/2016