124 citations · 360 across the 25 of their papers we have counts for
26 papers
Generalized Reduced-WMMSE Approach for Cell-Free Massive MIMO With Per-AP Power Constraints
Wonsik Yoo, Daesung Yu, Hoon Lee +1
The optimization of cooperative beamforming vectors in cell-free massive MIMO (mMIMO) systems is presented where multi-antenna access points (APs) support downlink data transmissio…
Task-Oriented Edge Networks: Decentralized Learning Over Wireless Fronthaul
Hoon Lee, Seung-Wook Kim
This paper studies task-oriented edge networks where multiple edge internet-of-things nodes execute machine learning tasks with the help of powerful deep neural networks (DNNs) at…
Joint Precoding and Fronthaul Compression for Cell-Free MIMO Downlink With Radio Stripes
Sangwon Jo, Hoon Lee, Seok-Hwan Park
A sequential fronthaul network, referred to as radio stripes, is a promising fronthaul topology of cell-free MIMO systems. In this setup, a single cable suffices to connect access…
Rate-Splitting Multiple Access for 6G Networks: Ten Promising Scenarios and Applications
Jeonghun Park, Byungju Lee, Jinseok Choi +10
In the upcoming 6G era, multiple access (MA) will play an essential role in achieving high throughput performances required in a wide range of wireless applications. Since MA and i…
Learning Decentralized Power Control in Cell-Free Massive MIMO Networks
Daesung Yu, Hoon Lee, Seung-Eun Hong +1
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 ac…
Deep Learning for Multi-User MIMO Systems: Joint Design of Pilot, Limited Feedback, and Precoding
Jeonghyeon Jang, Hoon Lee, Il-Min Kim +1
In conventional multi-user multiple-input multiple-output (MU-MIMO) systems with frequency division duplexing (FDD), channel acquisition and precoder optimization processes have be…