3 papers
physics.optics2026
Towards compact high-frequency nonreciprocal devices using nanoplasma-switched time-varying metasurfaces
Mikhail Sidorenko, Jin Zhang, Xuchen Wang +3
Time-modulated systems have received growing interest in recent years. They allow us to tailor effects, such as frequency conversion, single-direction propagation, etc. For the mic…
eess.SP2026
Hyperbolic Frequency Multicarrier Modulation for Wideband Linear Time-Varying Channels
Xuehan Wang, Jinhong Yuan, Jintao Wang +2
Numerous multicarrier modulation schemes have been proposed recently to enhance the performance in narrowband doubly dispersive channels for emerging high-mobility applications. Ho…
eess.SP2024
Analysis and Optimization of Multiple-STAR-RIS Assisted MIMO-NOMA with GSVD Precoding: An Operator-Valued Free Probability Approach
Siqiang Wang, Zhong Zheng, Jing Guo +2
Among the key enabling 6G techniques, multiple-input multiple-output (MIMO) and non-orthogonal multiple-access (NOMA) play an important role in enhancing the spectral efficiency of…