2 papers
eess.SP2026
DDA-Net: Accurate TDD Channel Estimation via Deep Unfolding the Doppler-Delay-Angle Representation of Channel Signals
Yufei Ma, Xu Zhu, Tiejun Li
In TDD massive MIMO systems, channel estimation under sparse frequency-hopping pilots is challenging: each snapshot captures only one narrow pilot block that hops across frequency,…
cs.IT2024
Alternating Subspace Method for Sparse Recovery of Signals
Xu Zhu, Yufei Ma, Xiaoguang Li +1
This work has been submitted to the IEEE for possible publication. Copyright may be transferred without notice, after which this version may no longer be accessible. Numerous renow…