no code implementations • 6 Mar 2024 • Yunfei Li, Yiting Luo, Weiqiang Tan, ChunGuo Li, Shaodan Ma, Guanghua Yang
In this study, we address a joint localization and channel estimation problem encompassing distance-dependent noise, unknown channel parameters, and uncertainties in sensor node locations.
no code implementations • 2 Mar 2024 • Yunfei Li, Yiting Luo, Xianda Wu, Zheng Shi, Shaodan Ma, Guanghua Yang
As opposed to existing works that treat channel estimation and localization independently, this paper exploits the intrinsic coupling and nonlinear relationships between the channel parameters and user location for enhancement of both localization and channel reconstruction.
no code implementations • 7 Dec 2023 • Binggui Zhou, Xi Yang, Jintao Wang, Shaodan Ma, Feifei Gao, Guanghua Yang
Accurate channel state information (CSI) is essential for downlink precoding at the base station (BS), especially for frequency FDD wideband massive MIMO systems with OFDM.
2 code implementations • 2 Mar 2023 • Binggui Zhou, Xi Yang, Shaodan Ma, Feifei Gao, Guanghua Yang
To further improve the estimation accuracy, we propose a parameter-instance transfer learning approach to transfer the channel knowledge learned from the high-density pilots pre-acquired during the training dataset collection period.
no code implementations • 19 Oct 2021 • Binggui Zhou, Guanghua Yang, Zheng Shi, Shaodan Ma
Smart healthcare has achieved significant progress in recent years.