From the 1 of 15 linked papers with an AI index.
15 papers
Mode Switching for RDARS-Aided ISAC Systems: From Optimization to Deep Unfolding
Chengwang Ji, Haiquan Lu, Qiaoyan Peng +3
The paper studies how to improve integrated sensing and communication (ISAC) systems that use reconfigurable distributed antennas and reflecting surfaces (RDARS) by introducing mut…
Pinching-Antenna Enabled Multicell Wireless Systems
Yunshu Chen, Qing Xue, Meng Hua +2
Pinching antenna (PA) systems have recently emerged as a promising flexible-antenna technology, which can reconstruct the wireless propagation environment by dynamically adjusting…
Deep Learning-Based Channel Extrapolation for Dual-Band Massive MIMO Systems
Qikai Xiao, Kehui Li, Binggui Zhou +1
Future wireless communication systems will increasingly rely on the integration of millimeter wave (mmWave) and sub-6 GHz bands to meet heterogeneous demands on high-speed data tra…
Delay-Doppler Domain Channel Estimation: What if Sparsity is Unknown?
Zijian Yang, Yulin Shao, Fen Hou +1
Sparsity in the delay-Doppler (DD) domain enables efficient channel estimation, but the realization-wise sparsity level is rarely known in advance, and it fluctuates. What if we co…
Multi-Mode Pinching-Antenna Systems: Polarization-Aware Full-Wave Modeling and Optimization
Dengke Wei, Runxin Zhang, Yulin Shao +2
Millimeter-wave and terahertz communications face a fundamental challenge: overcoming severe path loss without sacrificing spectral efficiency. Pinching antenna systems (PASS) addr…
Joint Sparsity and Beamforming Design for RDARS-Aided Systems
Chengwang Ji, Haiquan Lu, Qiaoyan Peng +2
Reconfigurable distributed antennas and reflecting surface (RDARS) has emerged as a promising architecture for communication and sensing performance enhancement. In particular, the…