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Quad-fold parallel all-optical imaging processing empowered by meta-optics multiplexing

delete2026-02-16
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PRE
AI
C
Cuiting Wang
Z
Z. Merrick Li
W
Wei Dai
Z
Zhike He
D
Duo Shi *
S
Shuai Wan *
DOI:10.1016/j.optlastec.2026.114962delete
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摘要

摘要

En 中文
图像处理是一项发展迅速的关键技术,在生物成像、数字重建和自动驾驶等应用领域展现出广泛潜力。超表面因其能够在亚波长尺度上调控光波前,为光学模拟计算提供了一条有前景的途径。然而,大多数已报道的方法仍局限于单一图像处理功能,限制了其可扩展性和多功能性。在此,我们提出了一种基于超表面的并行光学计算系统,可同时实现多种独立的图像处理操作。通过将螺旋相位分布和受卷积启发的算子嵌入超表面设计,并利用潘查拉特南-贝里(Pancharatnam-Berry)相位和传播相位控制,不同的图像处理通道可由特定的波长和偏振态独立触发。利用此方法,我们用一个单一设备演示了四种图像处理功能。这种紧凑型基于超表面的系统,通过实现多功能图像处理的并行计算,可能为医学成像、大规模计算视觉和下一代智能传感开辟新的机遇。
Keyword:
metasurface
optical computing
image processing
parallel processing
meta-optics

期刊

O
optics & laser technology
IF:
0
论文数:
880
被引数:
0

机构

W
Wuhan University
学者数:
5.0K
论文数: 1.7K
被引数: 10.0W
W
wuhan donghu university
学者数:
36
论文数: 25
被引数: 0
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