Ultrafast neuromorphic photonic image processing with a VCSEL neuron

J Robertson, P Kirkland, JA Alanis, M Hejda, J Bueno… - Scientific reports, 2022 - nature.com
The ever-increasing demand for artificial intelligence (AI) systems is underlining a significant
requirement for new, AI-optimised hardware. Neuromorphic (brain-like) processors are one …

Resonant tunneling diode nano-optoelectronic excitable nodes for neuromorphic spike-based information processing

M Hejda, JA Alanis, I Ortega-Piwonka, J Lourenço… - Physical Review …, 2022 - APS
In this work, we introduce an interconnected nano-optoelectronic spiking artificial neuron
emitter-receiver system capable of operating at ultrafast rates (about 100 ps/optical spike) …

[PDF][PDF] Photonic integrated neuro-synaptic core for convolutional spiking neural network

S **ang, Y Shi, Y Zhang, X Guo, L Zheng… - Opto-Electronic …, 2023 - researching.cn
Neuromorphic photonic computing has emerged as a competitive computing paradigm to
overcome the bottlenecks of the von-Neumann architecture. Linear weighting and nonlinear …

A hybrid-integrated photonic spiking neural network framework based on an MZI array and VCSELs-SA

Z Song, S **ang, S Zhao, Y Zhang… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
We propose an inferencing framework of a hybrid-integrated photonic spiking neural
network (PSNN) to perform pattern recognition tasks, where the linear computation is …

[HTML][HTML] Neuromorphic computing: Challenges from quantum materials to emergent connectivity

IK Schuller, A Frano, RC Dynes, A Hoffmann… - Applied Physics …, 2022 - pubs.aip.org
Big data processing and large-scale computational needs will soon be limited by local on-
chip power dissipation of available semiconductor technologies. Moreover, the increasing …

Tunable presynaptic weighting in optoelectronic spiking neurons built with laser-coupled resonant tunneling diodes

W Zhang, M Hejda, E Malysheva… - Journal of Physics D …, 2023 - iopscience.iop.org
Optoelectronic artificial spiking neurons are regarded as promising core elements for novel
photonic neuromorphic computing hardware. In this work, we investigate a modular …

The hybrid photonic convolutional neural networks based on soa and fp-sa

D Zheng, S **ang, N Li, Y Zhang, X Guo… - Journal of Lightwave …, 2024 - opg.optica.org
Photonic convolutional neural networks (PCNNs) are gaining attention owing to their
potential to overcome the von Neumann bottleneck. Here, we propose and demonstrate …

Programmable optical synaptic linking of neuromorphic photonic-electronic RTD spiking circuits

M Hejda, W Zhang, QRA Al-Taai, E Malysheva… - ACS …, 2024 - ACS Publications
Interconnectivity between functional building blocks (such as neurons and synapses)
represents a fundamental functionality for realizing neuromorphic systems. However, in the …

Photonic synaptic system for MAC operations by interconnected vertical cavity surface emitting lasers

J Robertson, JA Alanis, M Hejda… - Optical Materials …, 2022 - opg.optica.org
We report experimentally on high-speed, tuneable photonic synaptic architectures realized
with vertical cavity surface emitting lasers (VCSELs) connected in series and in parallel …

[HTML][HTML] Full-function Pavlov associative learning photonic neural networks based on SOA and DFB-SA

D Zheng, S **ang, X Guo, Y Zhang, X Zeng, X Zhu… - APL Photonics, 2024 - pubs.aip.org
Pavlovian associative learning, a form of classical conditioning, has significantly impacted
the development of psychology and neuroscience. However, the realization of a prototypical …