6 papers
Memory AMP for Generalized MIMO: Coding Principle and Information-Theoretic Optimality
Yufei Chen, Lei Liu, Yuhao Chi +2
To support complex communication scenarios in next-generation wireless communications, this paper focuses on a generalized MIMO (GMIMO) with practical assumptions, such as massive…
Low-Complexity and Information-Theoretic Optimal Memory AMP for Coded Generalized MIMO
Yufei Chen, Lei Liu, Yuhao Chi +2
This paper considers a generalized multiple-input multiple-output (GMIMO) with practical assumptions, such as massive antennas, practical channel coding, arbitrary input distributi…
Asynchronous Grant-Free Random Access: Receiver Design with Partially Uni-Directional Message Passing and Interference Suppression Analysis
Zhaoji Zhang, Yuhao Chi, Qinghua Guo +3
Massive Machine-Type Communications (mMTC) features a massive number of low-cost user equipments (UEs) with sparse activity. Tailor-made for these features, grant-free random acces…
Generalized Linear Systems with OAMP/VAMP Receiver: Achievable Rate and Coding Principle
Lei Liu, Yuhao Chi, Ying Li +1
The generalized linear system (GLS) has been widely used in wireless communications to evaluate the effect of nonlinear preprocessing on receiver performance. Generalized approxima…
A High Throughput Pilot Allocation for M2M Communication in Crowded Massive MIMO Systems
Huimei Han, Xudong Guo, Ying Li
A new scheme to resolve the intra-cell pilot collision for M2M communication in crowded massive multiple-input multiple-output (MIMO) systems is proposed. The proposed scheme permi…
BRVST: Efficient and Content-Expressive Information Matching Overlay in Wireless Networks
Ying Li, Xin Wang
Efficient and flexible information matching over wireless networks has become increasingly important and challenging with the popularity of smart devices and the growth of social-n…