4 papers
RIS-Aided Integrated Sensing and Communication Waveform Design With Tunable PAPR
Jinlong Wu, Lixin Li, Wensheng Lin +3
Low peak-to-average power ratio (PAPR) transmission is an important and favorable requirement prevalent in radar and communication systems, especially in transmission links integra…
Improved AFSA-Based Beam Training Without CSI for RIS-Assisted ISAC Systems
Yunxiang Shi, Lixin Li, Wensheng Lin +2
In this paper, we consider transmit beamforming and reflection patterns design in reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) syst…
Emergency Communication: OTFS-Based Semantic Transmission with Diffusion Noise Suppression
Kexin Zhang, Xin Zhang, Lixin Li +3
Due to their flexibility and dynamic coverage capabilities, Unmanned Aerial Vehicles (UAVs) have emerged as vital platforms for emergency communication in disaster-stricken areas.…
Security Enhancement of Quantum Communication in Space-Air-Ground Integrated Networks
Yixiao Zhang, Wei Liang, Lixin Li +1
This paper investigates a transmission scheme for enhancing quantum communication security, aimed at improving the security of space-air-ground integrated networks (SAGIN). Quantum…