5 papers
Movable IRS-Aided ISAC Systems: Joint Beamforming and Position Optimization
Yue Geng, Tee Hiang Cheng, Kai Zhong +2
Driven by intelligent reflecting surface (IRS) and movable antenna (MA) technologies, movable IRS (MIRS) has been proposed to improve the adaptability and performance of convention…
Physical Layer Security Performance of Pinching-Antenna Systems With In-Waveguide Attenuation
Xiaochen Zhang, Haitao Du, Yanyu Cheng +2
Pinching antenna (PA) systems have recently gained significant attention. While their physical-layer security (PLS) is being explored, most studies rely on idealized lossless model…
CRLB Minimization for ISAC Systems with Segmented Waveguide-Enabled Pinching Antenna
Yue Geng, Tee Hiang Cheng, Kah Chan Teh +1
Pinching-antenna (PA) has recently attracted considerable research attention in wireless systems, realized by attaching small dielectric particles along a waveguide. Building upon…
FlowCritic: Bridging Value Estimation with Flow Matching in Reinforcement Learning
Shan Zhong, Shutong Ding, He Diao +3
Reliable value estimation serves as the cornerstone of reinforcement learning (RL) by evaluating long-term returns and guiding policy improvement, significantly influencing the con…
Joint Beamforming and Antenna Position Optimization for IRS-Aided Multi-User Movable Antenna Systems
Yue Geng, Tee Hiang Cheng, Kai Zhong +2
Intelligent reflecting surface (IRS) and movable antenna (MA) technologies have been proposed to enhance wireless communications by creating favorable channel conditions. This pape…