Integration of programmable diffraction with digital neural networks

MS Sakib Rahman, A Ozcan - ACS Photonics, 2024 - ACS Publications
Optical imaging and sensing systems based on diffractive elements have seen massive
advances over the last several decades. Earlier generations of diffractive optical processors …

[HTML][HTML] Recent progress in intelligent electromagnetic computing

LIU Che, Y Kaiqiao, BAO Jianghan, YU Wenming… - 雷达学报, 2023 - radars.ac.cn
Since the introduction of Maxwell's equations in the 19th century, computational
electromagnetics has dramatically increased development. This growth can be attributed to …

[HTML][HTML] 智能电磁计算的若干进展

刘彻, 杨恺乔, 鲍江涵, 俞文明, 游检卫, 李廉林… - 雷达学报, 2023 - radars.ac.cn
自19 世纪建立麦克斯韦方程以来, 计算电磁学经历了百年的稳定发展, 现已发展出有限差分法,
有限元法, 矩量法等数值算法和高频近似方法, 是现代电子与信息领域的重要基石. 近年来 …

Real-data-driven real-time reconfigurable microwave reflective surface

E Wen, X Yang, DF Sievenpiper - Nature Communications, 2023 - nature.com
Manipulating the electromagnetic (EM) scattering behavior from an arbitrary surface
dynamically on arbitrary design goals is an ultimate ambition for many EM stealth and …

Simultaneous integration of pattern, frequency and polarization diversities in broadband programmable metasurface for computational imaging

J Du, B Liu, GB Wu, KF Chan, CH Chan, Q Zhang - Optics Express, 2024 - opg.optica.org
The field diversity of a metasurface stands out as a crucial figure of merit for computational
imaging. Conventional techniques typically leverage either pattern diversity through a …

Dreamer: Dual-RIS-aided Imager in Complementary Modes

F Wang, Y Huang, Z Feng, R Xiong, Z Li… - arXiv preprint arXiv …, 2024 - arxiv.org
Reconfigurable intelligent surfaces (RISs) have emerged as a promising auxiliary
technology for radio frequency imaging. However, existing works face challenges of faint …