Two-Timescale Design for Reconfigurable Intelligent Surface-Aided Massive MIMO Systems With Imperfect CSI.
Kangda ZhiCunhua PanHong RenKezhi WangMaged ElkashlanMarco Di RenzoRobert SchoberH. Vincent PoorJiangzhou WangLajos HanzoPublished in: IEEE Trans. Inf. Theory (2023)