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04/27/2023
A Versatile Low-Complexity Feedback Scheme for FDD Systems via Generative Modeling
In this work, we propose a versatile feedback scheme which can be deploy...
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02/01/2023
Predicting CSI Sequences With Attention-Based Neural Networks
In this work, we consider the problem of multi-step channel prediction i...
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01/20/2023
Asymptotic Behavior of Zero-Forcing Precoding based on Imperfect Channel Knowledge for Massive MISO FDD Systems
In this work, we study the asymptotic behavior of the zero-forcing preco...
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01/16/2023
Learning a Gaussian Mixture Model from Imperfect Training Data for Robust Channel Estimation
In this letter, we propose a Gaussian mixture model (GMM)-based channel ...
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10/27/2022
High SNR Analysis of RIS aided MIMO BC Channels
We analyze the influence of an reconfigurable intelligent surface (RIS) ...
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07/13/2022
Learning Representations for CSI Adaptive Quantization and Feedback
In this work, we propose an efficient method for channel state informati...
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05/07/2022
Channel Estimation based on Gaussian Mixture Models with Structured Covariances
In this work, we propose variations of a Gaussian mixture model (GMM) ba...
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04/10/2022
Machine Learning-Based CSI Feedback With Variable Length in FDD Massive MIMO
To fully unlock the benefits of multiple-input multiple-output (MIMO) ne...
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10/28/2021
Distributed Joint Multi-cell Optimization of IRS Parameters with Linear Precoders
We present distributed methods for jointly optimizing Intelligent Reflec...
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04/03/2021