no code implementations • 5 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.
no code implementations • 12 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.
no code implementations • 6 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.
no code implementations • 2 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.