4 papers
Robust Beamforming for Practical RIS-Aided RSMA Systems with Imperfect SIC under Transceiver Hardware Impairments
Xuejun Cheng, Qian Zhang, Yunnuo Xu +3
Reconfigurable intelligent surface (RIS)-aided rate-splitting multiple access (RSMA) systems have demonstrated remarkable potential in enhancing spectral efficiency. However, most…
Optimality Analysis of RSMA Degenerating to SDMA Under Imperfect SIC
Xuejun Cheng, Qian Zhang, Yunnuo Xu +3
This document serves as supplementary material for our journal submission, providing detailed mathematical proofs and derivations that support the results presented in the main man…
Robust Design for Multi-Antenna LEO Satellite Communications with Fractional Delay and Doppler Shifts: An RSMA-OTFS Approach
Yunnuo Xu, Yumeng Zhang, Yijie Mao +3
Low-Earth-orbit (LEO) satellite communication systems face challenges due to high satellite mobility, which hinders the reliable acquisition of instantaneous channel state informat…
Uplink Rate-Splitting Multiple Access for Mobile Edge Computing with Short-Packet Communications
Jiawei Xu, Yumeng Zhang, Yunnuo Xu +1
In this paper, a Rate-Splitting Multiple Access (RSMA) scheme is proposed to assist a Mobile Edge Computing (MEC) system where local computation tasks from two users are offloaded…