no code implementations • 1 Jun 2024 • Hongkang Yu, Yuan Si, Shujuan Zhang, Yijian Chen
Extremely large antenna arrays (ELAAs) can provide higher spectral efficiency.
no code implementations • 28 Apr 2024 • Yuan Si, Hongkang Yu, Yijian Chen
Unfortunately, the use of narrower beams for data transmission results in a substantial increase in the cost of beam training.
no code implementations • 9 May 2022 • Hongkang Yu, Xinquan Ye, Yijian Chen
In the cell-free massive multiple-input multiple-output (CF mMIMO) system, the centralized transmission scheme is widely adopted to manage the inter-user interference.
no code implementations • 29 Jan 2022 • Haizhou Du, Ryan Yang, Yijian Chen, Qiao Xiang, Andre Wibisono, Wei Huang
In this paper, we analyze properties of the WPM and rigorously prove convergence properties of our aggregation mechanism.
no code implementations • 7 Nov 2019 • Keming Feng, Xiao Li, Yu Han, Shi Jin, Yijian Chen
In this letter, the use of intelligent reflecting surface (IRS) to enhance the physical layer security of downlink wireless communication is investigated.