5 papers · 1 filter
Neuromorphic Infrared Fibre-Optic Event-Based Sensing with Fast and Efficient Photonic-Electronic Spiking Neurons
Dylan Black, Giovanni Donati, Joshua Robertson +5
Current photonic technologies for remote sensing require the capture of large amounts of data, suffering as a result from high energy consumption, excessive data redundancy and sto…
Impact of Surface Passivation on the Efficiency and High-speed Modulation of III-V GaAs/AlGaAs Nanopillar Array LEDs
Bejoys Jacob, João Azevedo, João Lourenço +3
III-V semiconductor nanolight sources with deep-subwavelength dimensions (1 m) are essential for miniaturized photonic devices such as nanoLEDs and nanolasers. However, the…
Resonate-and-Fire Photonic-Electronic Spiking Neurons for Fast and Efficient Light-Enabled Neuromorphic Processing Systems
Andrew Adair, Dafydd Owen-Newns, Giovanni Donati +7
Neuromorphic computing seeks to replicate the spiking dynamics of biological neurons for brain-inspired computation. While electronic implementations of artificial spiking neurons…
Ultrafast and compact photonic-electronic leaky integrate-and-fire circuits based upon resonant tunnelling diodes
Joshua Robertson, Dylan Black, Giovanni Donati +8
This work provides a first report of ultrafast and compact photonic-electronic neuromorphic temporal leaky integrate-and-fire neuronal circuits built with Resonant Tunnelling Diode…
Photonic-electronic spiking neuron with multi-modal and multi-wavelength excitatory and inhibitory operation for high-speed neuromorphic sensing and computing
Weikang Zhang, MatÄj Hejda, Qusay Raghib Ali Al-Taai +6
We report a multi-modal spiking neuron that allows optical and electronic input and control, and wavelength-multiplexing operation, for use in novel high-speed neuromorphic sensing…