3 papers
cs.IT2026
Covering-radius and Collinearity- Minimizing Pilots for Channel Estimation in TDD Systems
Xu Zhu, Yi Zeng, Tiejun Li
This letter studies pilot design for orthogonal frequency-division multiplexing-based time-division duplex (TDD) systems under a sliding-window latest-slot recovery framework that…
eess.SP2024
Quasi-Newton OMP Approach for Super-Resolution Channel Estimation and Extrapolation
Yi Zeng, Mingguang Han, Xiaoguang Li +1
Channel estimation and extrapolation are fundamental issues in MIMO communication systems. In this paper, we proposed the quasi-Newton orthogonal matching pursuit (QNOMP) approach…
eess.SP2024
DMRA: An Adaptive Line Spectrum Estimation Method through Dynamical Multi-Resolution of Atoms
Mingguang Han, Yi Zeng, Xiaoguang Li +1
We proposed a novel dense line spectrum super-resolution algorithm, the DMRA, that leverages dynamical multi-resolution of atoms technique to address the limitation of traditional…