2 papers
eess.SP2026
Multi-dimensional Parameter Estimation in RIS-aided MU-MIMO-OFDM Channels
Linlin Mo, Yi Song, Fabio Saggese +3
We address the channel estimation (CE) problem in reconfigurable intelligent surface (RIS) aided orthogonal frequency-division multiplexing (OFDM) systems by proposing a dual-struc…
cs.IT2024
Iterative Equalization of CPM With Unitary Approximate Message Passing
Zilong Liu, Yi Song, Qinghua Guo +3
Continuous phase modulation (CPM) has extensive applications in wireless communications due to its high spectral and power efficiency. However, its nonlinear characteristics pose s…