Physics-Inspired Deep Learning Anti-Aliasing Framework in Efficient Channel State Feedback

no code implementations • 12 Mar 2024 • Yu-Chien Lin, Yan Xin, Ta-Sung Lee, Charlie, Zhang, Zhi Ding

Acquiring downlink channel state information (CSI) at the base station is vital for optimizing performance in massive Multiple input multiple output (MIMO) Frequency-Division Duplexing (FDD) systems.

AI-Enabled Unmanned Vehicle-Assisted Reconfigurable Intelligent Surfaces: Deployment, Prototyping, Experiments, and Opportunities

no code implementations • 6 Nov 2023 • Li-Hsiang Shen, Kai-Ten Feng, Ta-Sung Lee, Yuan-Chun Lin, Shih-Cheng Lin, Chia-Chan Chang, Sheng-Fuh Chang

In this article, we have provided some fundamentals of RIS deployment in theory and hardware perspectives as well as utilization of artificial intelligence (AI) and machine learning.

Multi-agent Reinforcement Learning

A Scalable Deep Learning Framework for Multi-rate CSI Feedback under Variable Antenna Ports

no code implementations • 20 Apr 2022 • Yu-Chien Lin, Ta-Sung Lee, Zhi Ding

Channel state information (CSI) at transmitter is crucial for massive MIMO downlink systems to achieve high spectrum and energy efficiency.