Nature Photonics
12 April 2021
Large-scale neuromorphic optoelectronic computing with a reconfigurable diffractive processing unit
Tiankuang Zhou1,2,3,4, Xing Lin1,2,5✉, Jiamin Wu1,2, Yitong Chen1,2, Hao Xie1,2, Yipeng Li1,2, Jingtao Fan1,2, Huaqiang Wu5,6,7, Lu Fang2,3,6✉ and Qionghai Dai1,2,6✉
1 Department of Automation, Tsinghua University, Beijing, China.
2 Institute for Brain and Cognitive Sciences, Tsinghua University, Beijing, China.
3 Department of Electronic Engineering, Tsinghua University, Beijing, China.
4 Graduate School at Shenzhen, Tsinghua University, Shenzhen, China.
5 Beijing Innovation Center for Future Chips, Tsinghua University, Beijing, China.
6 Beijing National Research Center for Information Science and Technology, Tsinghua University, Beijing, China.
7 Institute of Microelectronics, Tsinghua University, Beijing, China.
10.1038/s41566-021-00796-w
Artistic impression of optical computing performed by modulating the incident light with layers of diffractive structures, comprised of programmable liquid crystal array. A photodetector array then converts diffracted photons into electrons to realize a reconfigurable optoelectronic processor.
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