Nature Communications (Jan 2021)

An optical neural chip for implementing complex-valued neural network

  • H. Zhang,
  • M. Gu,
  • X. D. Jiang,
  • J. Thompson,
  • H. Cai,
  • S. Paesani,
  • R. Santagati,
  • A. Laing,
  • Y. Zhang,
  • M. H. Yung,
  • Y. Z. Shi,
  • F. K. Muhammad,
  • G. Q. Lo,
  • X. S. Luo,
  • B. Dong,
  • D. L. Kwong,
  • L. C. Kwek,
  • A. Q. Liu

DOI
https://doi.org/10.1038/s41467-020-20719-7
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 11

Abstract

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Most demonstrations of optical neural networks for computing have been so far limited to real-valued frameworks. Here, the authors implement complex-valued operations in an optical neural chip that integrates input preparation, weight multiplication and output generation within a single device.