3 papers
cs.IT2024
Sum Rate Maximization for Movable Antenna-Aided Downlink RSMA Systems
Cixiao Zhang, Size Peng, Yin Xu +5
Rate splitting multiple access (RSMA) is regarded as a crucial and powerful physical layer (PHY) paradigm for next-generation communication systems. Particularly, users employ succ…
cs.IT2024
Fluid Antenna Grouping Index Modulation Design for MIMO Systems
Xinghao Guo, Yin Xu, Dazhi He +3
Index modulation (IM) significantly enhances the spectral efficiency of fluid antennas (FAs) enabled multiple-input multiple-output (MIMO) systems, which is named FA-IM. However, d…
cs.IT2023
Capacity-based Spatial Modulation Constellation and Pre-scaling Design
Xinghao Guo, Hanjiang Hong, Yin Xu +3
Spatial Modulation (SM) can utilize the index of the transmit antenna (TA) to transmit additional information. In this paper, to improve the performance of SM, a non-uniform conste…