Deep Learning-Based CSI Feedback for XL-MIMO Systems in the Near-Field Domain

no code implementations • 15 May 2024 • Zhangjie Peng, Ruijing Liu, Zhaotian Li, Cunhua Pan, Jiangzhou Wang

To solve this issue, we propose a deep-learning (DL)-based ExtendNLNet that can compress the CSI, and further reduce the overhead of CSI feedback.

Deep Learning-Based CSI Feedback for RIS-Aided Massive MIMO Systems with Time Correlation

no code implementations • 19 Mar 2024 • Zhangjie Peng, Zhaotian Li, Ruijing Liu, Cunhua Pan, Feiniu Yuan, Jiangzhou Wang

We use long short-term memory to learn time correlation, which can help the neural network to improve the recovery quality of the compressed CSI.

Energy Minimization for Active RIS-Aided UAV-Enabled SWIPT Systems

no code implementations • 17 Jun 2023 • Zhangjie Peng, Ruijing Liu, Cunhua Pan, Zhenkun Zhang, Jiangzhou Wang

In this paper, we consider an active reconfigurable intelligent surface (RIS)-aided unmanned aerial vehicle(UAV)-enabled simultaneous wireless information and power transfer(SWIPT) system with multiple ground users.

Total Energy