4 papers
Topology Design of Reconfigurable Intelligent Surfaces Based on Current Distribution and Otsu Image Segmentation
Zhen Zhang, Jun Wei Zhang, Hui Dong Li +6
Miniaturization of reconffgurable intelligent surface RIS) elements is a crucial trend in the development of RISs. It not only facilitates the attainment of multifunctional integra…
Physics-Informed Machine Learning for Efficient Reconfigurable Intelligent Surface Design
Zhen Zhang, Jun Hui Qiu, Jun Wei Zhang +4
Reconfigurable intelligent surface (RIS) is a two-dimensional periodic structure integrated with a large number of reflective elements, which can manipulate electromagnetic waves i…
Multiple-partition cross-modulation programmable metasurface empowering wireless communications
Jun Wei Zhang, Zhen Jie Qi, Li Jie Wu +14
With the versatile manipulation capability, programmable metasurfaces are rapidly advancing in their intelligence, integration, and commercialization levels. However, as the progra…
Simplified radar architecture based on information metasurface
Si Ran Wang, Zhan Ye Chen, Shao Nan Chen +10
Modern radar typically employs a chain architecture that consists of radio-frequency (RF) and intermediate frequency (IF) units, baseband digital signal processor, and information…