NeuroQNet
NEUROQNET NEUROMORPHIC COMPUTING USING QUANTUM DOT - NETWORKS

  • P.I.: Ingo Fischer
  • Partners: TU Berlin, UBFC Besancon, IFISC
  • Web page: http://neuroqnet.com/
  • Start date: March 1, 2016
  • End date: Feb. 28, 2018

The ever-increasing demand for information processing of massive data volumes at ultra-high bit rates requires novel computing concepts and their implementation in unconventional hardware. The main objective (OI) of this project is to implement Reservoir Computing (RC), a neuro-inspired information processing scheme, in an optical network of nano-structures. Its realization requires spectrally tailored Quantum Dot (QD) micropillar arrays (QDMPA) (OII), and diffractive coupling to establish all-optical networks including 100s of such emitters (OIII). Our underlying interdisciplinary approach combines three recent concepts by bridging nanostructures to a macroscopic complex system which is utilized for powerful computation. Namely, these concepts are RC as the functional concept, QDMPAs as the hardware platform, and diffractive coupling schemes for scalable optical networks to implement the complex neuro-inspired systems, capable of ultra-high speed information processing. It represents a unique opportunity to integrate these three concepts into a fully functional computing system with great potential in terms of performance, speed, compactness, energy-efficiency and future extensions to quantum machine learning.

Researchers

  • Apostolos Argyris

    Apostolos Argyris

  • Ingo Fischer

    Ingo Fischer

  • Moritz Pflüger

    Moritz Pflüger

  • Julián Bueno

    Julián Bueno

Recent Publications

Injection locking and coupling large VCSEL arrays via diffraction in an external cavity

Pflüger, Moritz; Brunner, Daniel; Heuser, Tobias; Lott, James A.; Reitzenstein, Stephan; Fischer, Ingo
Optics Express 31, 8704-8713 (2023)

Developing a photonic hardware platform for brain-inspired computing based on 5 × 5 VCSEL arrays

Heuser, Tobias; Pflüger, Moritz; Fischer, Ingo; Lott, James A; Brunner, Daniel; Reitzenstein, Stephan
Journal of Physics: Photonics 2, 044002 (2020)

Tutorial: Photonic neural networks in delay systems

Brunner, D.; Penkovsky, B.; Marquez, A.; Jacquot, M.; Fischer, I.; Larger, L.
Journal of Applied Physics 124, 152004 (1-14) (2018)

Conditions for reservoir computing performance using semiconductor lasers with delayed optical feedback

Bueno, Julian; Brunner, Daniel; Soriano, Miguel C.; Fischer, Ingo
Optics Express 25 (3), 2401-2412 (2017)

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