3 papers
cs.IT2019
Bit-level Optimized Neural Network for Multi-antenna Channel Quantization
Chao Lu, Wei Xu, Shi Jin +1
Quantized channel state information (CSI) plays a critical role in precoding design which helps reap the merits of multiple-input multiple-output (MIMO) technology. In order to red…
cs.IT2018
MIMO Channel Information Feedback Using Deep Recurrent Network
Chao Lu, Wei Xu, Hong Shen +2
In a multiple-input multiple-output (MIMO) system, the availability of channel state information (CSI) at the transmitter is essential for performance improvement. Recent convoluti…
cs.IT2018
An Enhanced SCMA Detector Enabled by Deep Neural Network
Chao Lu, Wei Xu, Hong Shen +2
In this paper, we propose a learning approach for sparse code multiple access (SCMA) signal detection by using a deep neural network via unfolding the procedure of message passing…