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cs.IT2024
On the Downlink Average Energy Efficiency of Non-Stationary XL-MIMO
Jun Zhang, Jiacheng Lu, Jingjing Zhang +3
Extra large-scale multiple-input multiple-output (XL-MIMO) is a key technology for future wireless communication systems. This paper considers the effects of visibility region (VR)…
cs.IT2024
Beyond MMSE: Rank-1 Subspace Channel Estimator for Massive MIMO Systems
Bin Li, Ziping Wei, Shaoshi Yang +4
To glean the benefits offered by massive multi-input multi-output (MIMO) systems, channel state information must be accurately acquired. Despite the high accuracy, the computationa…