Photon-Driven Synapse Advances Neuromorphic Systems Research
TL;DR. Researchers developed a photon-modulated artificial synapse for low-power neuromorphic computing, replicating brain-like memory and processing in hardware. - The new device uses optical signals entirely, differing from traditional systems that rely on electrical signals at some stage. - It stores optical information in a rare-earth-doped crystal, mimicking biological synapses' history-dependent plasticity effects. - This advancement could lower energy consumption and improve vision systems by combining computational and memory functions.
- A new artificial synapse operates entirely with light, removing reliance on electrical signals.
- The device uses a rare-earth-doped crystal to store optical information and mimic synaptic plasticity.
- This optical approach reduces energy use and noise, improving processing for vision systems.
- Researchers developed a model to track how excited carriers are generated, trapped, and released within the crystal.
Sources
- Photon-driven synapse advances low-power neuromorphic systems — techxplore.com