61 citations · 62 across the 2 of their papers we have counts for
3 papers
cs.IT2021★ 1 cited
Privacy-preserving Channel Estimation in Cell-free Hybrid Massive MIMO Systems
Jun Xu, Xiaodong Wang, Pengcheng Zhu +1
We consider a cell-free hybrid massive multiple-input multiple-output (MIMO) system with users and access points (APs), each with antennas and radio freque…
eess.SP2019
Power Minimization for Wireless Backhaul Based Ultra-Dense Cache-enabled C-RAN
Jun Xu, Pengcheng Zhu, Jiamin Li +1
This correspondence paper investigates joint design of small base station (SBS) clustering, multicast beamforming for access and backhaul links, as well as frequency allocation in…
eess.SP2019★ 61 cited
Deep Learning Based Pilot Design for Multi-user Distributed Massive MIMO Systems
Jun Xu, Pengcheng Zhu, Jiamin Li +1
This letter proposes a deep learning based pilot design scheme to minimize the sum mean square error (MSE) of channel estimation for multi-user distributed massive multiple-input m…