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cs.IT2025★ 3 cited
Mode Switching-based STAR-RIS with Discrete Phase Shifters
MohammadHossein Alishahi, Ming Zeng, Paul Fortier +3
The increasing demand for cost-effective, high-speed Internet of Things (IoT) applications in the coming sixth-generation (6G) networks has driven research toward maximizing spectr…
eess.SP2025
Deep Learning Based Joint Channel Estimation and Positioning for Sparse XL-MIMO OFDM Systems
Zhongnian Li, Chao Zheng, Jian Xiao +4
This paper investigates joint channel estimation and positioning in near-field sparse extra-large multiple-input multiple-output (XL-MIMO) orthogonal frequency division multiplexin…
cs.IT2025
Sum Rate Maximization for NOMA-Assisted Uplink Pinching-Antenna Systems
Ming Zeng, Ji Wang, Xingwang Li +3
In this paper, we investigate an uplink communication scenario in which multiple users communicate with an access point (AP) employing non-orthogonal multiple access (NOMA). A pinc…