4 papers
Interlayer Error Calibration for Stacked Intelligent Metasurfaces:Modeling, Algorithms, and Future Perspectives
Xing Jia, Hao Liu, Haoxian Niu +3
Stacked intelligent metasurfaces (SIMs) have recently emerged as a key enabler for realizing electromagnetic wave-domain signal processing in next-generation wireless networks. How…
Stacked Intelligent Metasurfaces for Wireless Communications: Applications and Challenges
Hao Liu, Jiancheng An, Xing Jia +6
The rapid growth of wireless communications has created a significant demand for high throughput, seamless connectivity, and extremely low latency. To meet these goals, a novel tec…
Multi-User MISO with Stacked Intelligent Metasurfaces: A DRL-Based Sum-Rate Optimization Approach
Hao Liu, Jiancheng An, George C. Alexandropoulos +3
Stacked intelligent metasurfaces (SIMs) represent a novel signal processing paradigm that enables over-the-air processing of electromagnetic waves at the speed of light. Their mult…
Stacked Intelligent Metasurface Enabled Near-Field Multiuser Beamfocusing in the Wave Domain
Xing Jia, Jiancheng An, Hao Liu +4
Intelligent surfaces represent a breakthrough technology capable of customizing the wireless channel cost-effectively. However, the existing works generally focus on planar wavefro…