Asymptotic SEP analysis and optimization of linear-quantized precoding in massive MIMO systems

Z Wu, J Ma, YF Liu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
A promising approach to deal with the high hardware cost and energy consumption of
massive MIMO transmitters is to use low-resolution digital-to-analog converters (DACs) at …

Efficient quantized constant envelope precoding for multiuser downlink massive MIMO systems

Z Wu, YF Liu, B Jiang, YH Dai - ICASSP 2023-2023 IEEE …, 2023 - ieeexplore.ieee.org
Quantized constant envelope (QCE) precoding, a new transmission scheme that only
discrete QCE transmit signals are allowed at each antenna, has gained growing research …

Diversity order analysis for quantized constant envelope transmission

Z Wu, J Wu, WK Chen, YF Liu - IEEE Open Journal of Signal …, 2023 - ieeexplore.ieee.org
Quantized constant envelope (QCE) transmission is a popular and effective technique to
reduce the hardware cost and improve the power efficiency of 5G and beyond systems …

A Novel Negative ℓ1 Penalty Approach for Multiuser One-Bit Massive MIMO Downlink with PSK Signaling

Z Wu, B Jiang, YF Liu, YH Dai - ICASSP 2022-2022 IEEE …, 2022 - ieeexplore.ieee.org
This paper considers the one-bit precoding problem for the multiuser downlink massive
multiple-input multiple-output (MIMO) system with phase shift keying (PSK) modulation and …

An approximation proximal gradient algorithm for nonconvex-linear minimax problems with nonconvex nonsmooth terms

J He, H Zhang, Z Xu - Journal of Global Optimization, 2024 - Springer
Nonconvex minimax problems have attracted significant attention in machine learning,
wireless communication and many other fields. In this paper, we propose an efficient …