Search Results for author: Seung-Eun Hong

Found 4 papers, 0 papers with code

Learning Decentralized Power Control in Cell-Free Massive MIMO Networks

no code implementations5 Mar 2023 DaeSung Yu, Hoon Lee, Seung-Eun Hong, Seok-Hwan Park

This paper studies learning-based decentralized power control methods for cell-free massive multiple-input multiple-output (MIMO) systems where a central processor (CP) controls access points (APs) through fronthaul coordination.

A Bipartite Graph Neural Network Approach for Scalable Beamforming Optimization

no code implementations12 Jul 2022 Junbeom Kim, Hoon Lee, Seung-Eun Hong, Seok-Hwan Park

However, the fixed computation structure of existing deep neural networks (DNNs) lacks flexibility with respect to the system size, i. e., the number of antennas or users.

Deep Learning Methods for Joint Optimization of Beamforming and Fronthaul Quantization in Cloud Radio Access Networks

no code implementations6 Jul 2021 DaeSung Yu, Hoon Lee, Seok-Hwan Park, Seung-Eun Hong

An efficient learning solution is proposed which constructs a DNN to produce a low-dimensional representation of optimal beamforming and quantization strategies.

Quantization

Deep Learning Methods for Universal MISO Beamforming

no code implementations2 Jul 2020 Junbeom Kim, Hoon Lee, Seung-Eun Hong, Seok-Hwan Park

This letter studies deep learning (DL) approaches to optimize beamforming vectors in downlink multi-user multi-antenna systems that can be universally applied to arbitrarily given transmit power limitation at a base station.

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