102 citations · 181 across the 19 of their papers we have counts for
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cs.IT2021
Cooperative Reflection Design with Timing Offsets in Distributed Multi-RIS Communications
Yaqiong Zhao, Wei Xu, Huan Sun +2
This letter investigates a wireless communication system deploying distributed reconfigurable intelligent surfaces (RISs). Existing works have assumed that perfect timing synchroni…
cs.IT2021
A Lightweight Deep Network for Efficient CSI Feedback in Massive MIMO Systems
Yuyao Sun, Wei Xu, Le Liang +3
To fully exploit the advantages of massive multiple-input multiple-output (m-MIMO), accurate channel state information (CSI) is required at the transmitter. However, excessive CSI…