2 papers
eess.SP2019
Two-Timescale Channel Estimation for Reconfigurable Intelligent Surface Aided Wireless Communications
Chen Hu, Linglong Dai
Channel estimation is challenging for the reconfigurable intelligent surface (RIS)-aided wireless communications. Since the number of coefficients of the cascaded channel among the…
eess.SP2019
Deep Learning for Beamspace Channel Estimation in Millimeter-Wave Massive MIMO Systems
Xiuhong Wei, Chen Hu, Linglong Dai
Millimeter-wave massive multiple-input multiple-output (MIMO) can use a lens antenna array to considerably reduce the number of radio frequency (RF) chains, but channel estimation…