85 citations · 194 across the 15 of their papers we have counts for
15 papers · 1 filter
Prior-Aided Iterative Channel Reconstruction with Optimized Frame Structure for DSE Mitigation in CP-OTFS-Based LEO Satellite Systems
Yiyan Cheng, Tiejun Lv, Yashuai Cao +2
Orthogonal time frequency space (OTFS) modulation has emerged as a promising solution to mitigate the severe Doppler shift in low Earth orbit (LEO) satellite communications. Howeve…
A Learnable SIM Paradigm: Fundamentals, Training Techniques, and Applications
Hetong Wang, Yashuai Cao, Tiejun Lv
Stacked intelligent metasurfaces (SIMs) represent a breakthrough in wireless hardware by comprising multilayer, programmable metasurfaces capable of analog computing in the electro…
A Harmony Composition-Inspired Tensor Modalization Method for Near-Field IRS Channel Estimation
Wenzhou Cao, Yashuai Cao, Tiejun Lv +1
Intelligent reflecting surfaces (IRSs) are poised to revolutionize next-generation wireless communication systems by enhancing channel quality and spectrum efficiency through advan…
Efficient Off-Grid Near-Field Cascade Channel Estimation for XL-IRS Systems via Tucker Decomposition
Wenzhou Cao, Yashuai Cao, Tiejun Lv +1
Accurate cascaded channel state information is pivotal for extremely large-scale intelligent reflecting surfaces (XL-IRS) in next-generation wireless networks. However, the large X…
ARIS-RSMA Enhanced ISAC System: Joint Rate Splitting and Beamforming Design
Xin Jin, Tiejun Lv, Yashuai Cao +2
This letter proposes an active reconfigurable intelligent surface (ARIS) assisted rate-splitting multiple access (RSMA) integrated sensing and communication (ISAC) system to overco…
Stacked Intelligent Metasurfaces-Based Electromagnetic Wave Domain Interference-Free Precoding
Hetong Wang, Yashuai Cao, Tiejun Lv +4
This paper introduces an interference-free multi-stream transmission architecture leveraging stacked intelligent metasurfaces (SIMs), from a new perspective of interference exploit…