Robust Linear Processing for Downlink Multiuser MIMO System With Imperfectly Known Channel
Pengfei Ma (1), Xiaochuan Zhao (1), Mugen Peng (1), Wenbo Wang (1), ((1) Beijing University of Posts, Telecommunications, Beijing, China)
TL;DR
This paper introduces a robust downlink multiuser MIMO scheme that leverages channel mean and antenna correlations to mitigate performance loss caused by imperfect CSI estimation.
Contribution
It presents a novel robust processing method that improves MIMO system performance under channel estimation uncertainties.
Findings
Enhanced system robustness to CSI errors
Improved downlink MIMO throughput
Reduced performance degradation
Abstract
This paper proposes a roust downlink multiuser MIMO scheme that exploits the channel mean and antenna correlations to alleviate the performance penalty due to the mismatch between the true and estimated CSI.
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Taxonomy
TopicsAdvanced MIMO Systems Optimization · Cooperative Communication and Network Coding · Advanced Wireless Network Optimization