5 papers
Holographic Surface Enabled Integrated Sensing and Communications
Haobo Zhang, Shuhao Zeng, Xinyuan Hu +12
Integrated sensing and communications (ISAC) is an essential 6G capability for joint data transmission and environmental sensing. To support 6G scenarios with stringent ISAC perfor…
Achievable Degrees of Freedom Analysis and Optimization in Massive MIMO via Characteristic Mode Analysis
Shaohua Yue, Siyu Miao, Shuhao Zeng +2
Massive multiple-input multiple-output (MIMO) is esteemed as a critical technology in 6G communications, providing large degrees of freedom (DoF) to improve multiplexing gain. This…
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…
Intelligent Reflecting Surface Based Localization of Mixed Near-Field and Far-Field Targets
Weifeng Zhu, Qipeng Wang, Shuowen Zhang +3
This paper considers an intelligent reflecting surface (IRS)-assisted bi-static localization architecture for the sixth-generation (6G) integrated sensing and communication (ISAC)…
Directivity-Aware Degrees of Freedom Analysis for Extremely Large-Scale MIMO
Shaohua Yue, Liang Liu, Boya Di
Extremely large-scale multiple-input multiple-output (XL-MIMO) communications, enabled by numerous antenna elements integrated into large antenna surfaces, can provide increased ef…