467 citations · 3.3k across the 111 of their papers we have counts for
7 papers · 2 filters
Channel Estimation for Extremely Large-Scale Massive MIMO Systems
Yu Han, Shi Jin, Chao-Kai Wen +1
Extremely large-scale massive multiple-input multiple-output (MIMO) has shown considerable potential in future mobile communications. However, the use of extremely large aperture a…
3-D Positioning and Environment Mapping for mmWave Communication Systems
Jie Yang, Shi Jin, Chao-Kai Wen +2
Millimeter-wave (mmWave) cloud radio access networks (CRANs) provide new opportunities for accurate cooperative localization, in which large bandwidths, large antenna arrays, and i…
Compression and Acceleration of Neural Networks for Communications
Jiajia Guo, Jinghe Wang, Chao-Kai Wen +2
Deep learning (DL) has achieved great success in signal processing and communications and has become a promising technology for future wireless communications. Existing works mainl…
Model-Driven Deep Learning for MIMO Detection
Hengtao He, Chao-Kai Wen, Shi Jin +1
In this paper, we investigate the model-driven deep learning (DL) for MIMO detection. In particular, the MIMO detector is specially designed by unfolding an iterative algorithm and…
Data-Aided Secure Massive MIMO Transmission under the Pilot Contamination Attack
Yongpeng Wu, Chao-Kai Wen, Wen Chen +3
In this paper, we study the design of secure communication for time division duplex multi-cell multi-user massive multiple-input multiple-output (MIMO) systems with active eavesdro…
Artificial Intelligence-aided Receiver for A CP-Free OFDM System: Design, Simulation, and Experimental Test
Jing Zhang, Chao-Kai Wen, Shi Jin +1
Orthogonal frequency division multiplexing (OFDM), usually with sufficient cyclic prefix (CP), has been widely applied in various communication systems. The CP in OFDM consumes add…
FDD Massive MIMO Based on Efficient Downlink Channel Reconstruction
Yu Han, Qi Liu, Chao-Kai Wen +2
Massive multiple-input multiple-output (MIMO) systems deploying a large number of antennas at the base station considerably increase the spectrum efficiency by serving multiple use…