4 papers
Neural Channel Knowledge Map Assisted Scheduling Optimization of Active IRSs in Multi-User Systems
Xintong Chen, Zhenyu Jiang, Jiangbin Lyu +1
Intelligent Reflecting Surfaces (IRSs) have potential for significant performance gains in next-generation wireless networks but face key challenges, notably severe double-pathloss…
Quasi-Static IRS: 3D Shaped Beamforming for Area Coverage Enhancement
Zhenyu Jiang, Xintong Chen, Jiangbin Lyu +2
Intelligent reflecting surface (IRS) is a promising paradigm to reconfigure the wireless environment for enhanced communication coverage and quality. However, to compensate for the…
AFDM Channel Estimation in Multi-Scale Multi-Lag Channels
Rongyou Cao, Yuheng Zhong, Jiangbin Lyu +2
Affine Frequency Division Multiplexing (AFDM) is a brand new chirp-based multi-carrier (MC) waveform for high mobility communications, with promising advantages over Orthogonal Fre…
Fast Online Movement Optimization of Aerial Base Stations Based on Global Connectivity Map
Yiling Wang, Jiangbin Lyu, Liqun Fu
Aerial base stations (ABSs) mounted on unmanned aerial vehicles (UAVs) are capable of extending wireless connectivity to ground users (GUs) across a variety of scenarios. However,…