34 papers
AP Association for RHS-Enabled Cell-Free Uplink MIMO in Industrial Indoor UAV Networks
Liangshun Wu, Wen Chen, Zhendong Li +2
Indoor industrial UAV uplink networks face serious blockage and shadowing from shelves, metal equipment, and production facilities. UAVs are also often clustered and fly along simi…
Active Movable-Element RIS Assisted Vehicular Semantic Communications: Modeling and Optimization
Maoxin Ji, Qiong Wu, Jingbo Zhang +5
The paper proposes a vehicular semantic communication system that employs a row‑movable active reconfigurable intelligent surface (RM‑A‑RIS) whose elements can both move and amplif…
Mobile Tracking via Target-Mounted IRS-Assisted ISAC System
Ziheng Zhang, Wen Chen, Qingqing Wu +4
This paper proposes a target-mounted intelligent reflecting surface (IRS)-assisted integrated sensing and communication framework for real-time unmanned aerial vehicle (UAV) tracki…
Convergence-Latency-Aware Adaptive Modulation and Resource Allocation in RIS-Assisted Wireless Federated Learning
Liwei Wang, Wen Chen, Jun Li +4
Federated learning (FL) over wireless networks suffers from significant training latency and degraded convergence due to unreliable wireless transmission, especially under blocked…
Transmit Beamforming Design for Integrated Sensing and Communication Using Transmissive RIS Transceiver
Yuan Guo, Wen Chen, Yang Liu +2
Integrated sensing and communication (ISAC) is a key technology for future wireless networks, calling for hardware-efficient architectures to jointly support communication and sens…
Transmissive RIS Transceiver-Empowered ISAC Systems: Energy Efficiency Optimization for Perfect and Imperfect CSI
Yuan Guo, Wen Chen, Yang Liu +3
In this paper, a novel transmissive reconfigurable intelligent surface (TRIS) transceiver is employed to enable an integrated sensing and communication (ISAC) system supporting bot…