most citedCramer-Rao Bounds for Activity Detection in Conventional and Fluid Antenna Systems

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cs.IT2026

Modeling and Performance Analysis for Fluid Antenna System Enabled UAV Near-Field Communications

Hao Jiang, Wangqi Shi, Zhentian Zhang +3

Fluid antenna systems (FASs) offer a promising solution for unmanned aerial vehicle (UAV) air-to-ground (A2G) communications by enabling reconfigurable radiation characteristics. A…

cs.IT2026

Learned Blockwise Port Activation for Real Time Beamforming in Fluid Antenna Arrays

Yuanhui Wu, Zhentian Zhang, Hanjiang Hong +5

Fluid antenna arrays (FAAs), support multiuser downlink transmission by activating a subset of reconfigurable ports. The activation mask jointly determines the effective channel an…

cs.IT2026

Electromagnetic-Aware Fluid Antenna Array

Zhentian Zhang, Yuanhui Wu, Hao Jiang +2

Fluid antenna arrays (FAAs) offer a promising means of exploiting spatial degrees of freedom through adaptive port positioning. However, most existing communication models treat an…

cs.IT2026

Finite-Blocklength ISAC Multiple Access: A Source-Channel Coding Perspective

Zhentian Zhang, Kaitao Meng, Hao Jiang +1

Future networks must serve massive populations of devices that sense and communicate simultaneously under short-packet constraints, yet the fundamental limits of integrated sensing…

cs.IT2026

Peak Sidelobe Suppression in Planar Fluid Antenna Array

Haoyu Liang, Zhentian Zhang, Yuanhui Wu +3

Fluid antenna systems (FAS) have emerged as a promising technology for next-generation wireless communications, offering inherent reconfigurability and spatial adaptability. A dist…

cs.IT2026

Fluid-Antenna-Aided Active User Detection With 1D-CNN Channel Reconstruction for Unsourced Random Access

Haoyu Liang, Zhentian Zhang, Hao Jiang +2

In this paper, we investigate the application of fluid antenna systems (FAS) for active user detection (AUD) in unsourced random access (URA). A channel reconstruction method based…