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cs.IT2025
Precoding-free Hierarchical Rate-Splitting Multiple Access via Stacked Intelligent Metasurface
Hiroaki Hashida, Boya Di
Interference management is a central bottleneck in dense multi-antenna wireless networks. Therefore, in this study, we present a digital precoding-free hierarchical rate-splitting…
cs.IT2025
Revisiting Near-Far Field Boundary in Dual-Polarized XL-MIMO Systems
Shuhao Zeng, Boya Di, Hongliang Zhang +2
Extremely large-scale multiple-input multiple-output (XL-MIMO) is expected to be an important technology in future sixth generation (6G) networks. Compared with conventional single…