MIT Quantum Photonics Laboratory’s Post

Now on #NaturePhotonics: a fully integrated optical neural network on a single chip: https://lnkd.in/dM-WCsa6 As deep neural networks continue to transform industries, the limitations of traditional CMOS electronics, particularly in energy consumption and throughput, are becoming more apparent. Saumil Bandyopadhyay et. al tackle this challenge head-on by leveraging photonic integrated circuits to achieve unprecedented performance in optical processing. In this work, they use a scalable photonic integrated circuit integrating coherent optical processors for both *matrix algebra* and *nonlinear activation* functions. They demonstrate a deep neural network processing (6 neurons, 3 layers) with a latency of just 410 ps, utilizeing processing at the speed of light. Morover, they implement backpropagation-free training with 92.5% accuracy on a six-class vowel classification task—comparable to digital systems but orders of magnitude faster. This work opens new pathways for ultrafast optical computing in real-time applications, from high-speed communications to advanced sensing and AI. Thank you National Science Foundation (NSF), Research Laboratory of Electronics at MIT, and colabroators from Nokia and Periplous. #Photonics #ArtificialIntelligence #DeepLearning #NaturePhotonics #NeuralNetworks #Innovation

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Impressive paper👏 and truly inspiring. Have you ever thought about the potential benefits of packaging the chip using flip-chipping instead of wire bonding? ➕This could enhance thermal management, improve alignment precision, and reduce the overall footprint. We would love to discuss this further with you! 🤝

Kendall Read

Deeptech/Hardtech Startup Commercialization

1w

SO cool. 😎

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William Wilson

Executive Director | Center for Nanoscale Systems

1w

Very cool…

Sivan Trajtenberg-Mills

Postdoctoral Researcher at Massachusetts Institute of Technology

5h

Finally!

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Mustafa Yucel

PhD student - EPFL - xMIT

2w

What an art ! Good Job Dr Saumil Bandyopadhyay

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