Showing cs.ITShow all
3 papers · 1 filter
cs.IT2025
Channel Estimation for XL-MIMO Systems with Decentralized Baseband Processing: Integrating Local Reconstruction with Global Refinement
Anzheng Tang, Jun-Bo Wang, Yijin Pan +6
In this paper, we investigate the channel estimation problem for extremely large-scale multiple-input multiple-output (XL-MIMO) systems with a hybrid analog-digital architecture, i…
cs.IT2024
Huygens-Fresnel Model Based Position-Aided Phase Configuration for 1-Bit RIS Assisted Wireless Communication
Xiao Zheng, Wenchi Cheng, Jiangzhou Wang
Reconfigurable intelligent surface (RIS), composed of nearly passive elements, is regarded as one of the potential paradigms to support multi-gigabit data in real-time. However, in…
cs.IT2024
Active RIS-Aided Massive MIMO Uplink Systems with Low-Resolution ADCs
Zhangjie Peng, Zecheng Lu, Xue Liu +2
This letter considers an active reconfigurable intelligent surface (RIS)-aided multi-user uplink massive multipleinput multiple-output (MIMO) system with low-resolution analog-to-d…