8 papers
Fluid Antenna Systems under Channel Uncertainty and Hardware Impairments: Trends, Challenges, and Future Research Directions
Saeid Pakravan, Mohsen Ahmadzadeh, Ming Zeng +3
Fluid antenna systems (FAS) have recently emerged as a promising paradigm for achieving spatially reconfigurable, compact, and energy-efficient wireless communications in beyond fi…
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…
Resource Allocation for Pinching-Antenna Systems: State-of-the-Art, Key Techniques and Open Issues
Ming Zeng, Ji Wang, Octavia A. Dobre +4
Pinching antennas have emerged as a promising technology for reconfiguring wireless propagation environments, particularly in high-frequency communication systems operating in the…
Energy-Efficient Design for Downlink Pinching-Antenna Systems with QoS Guarantee
Ming Zeng, Ji Wang, Gui Zhou +2
Pinching antennas have recently garnered significant attention due to their ability to dynamically reconfigure wireless propagation environments. Despite notable advancements in th…
Frequency-Selective Modeling and Analysis for OFDM-Integrated Wideband Pinching-Antenna Systems
Jian Xiao, Ji Wang, Ming Zeng +2
This letter investigates the integration of pinching-antenna systems (PASS) with orthogonal frequency division multiplexing (OFDM) to ensure their compatibility and to explore the…
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…