The future of AI hardware: Scientists unveil all-analog photoelectronic chip

https://techxplore.com/news/2023-10-future-ai-hardware-scientists-unveil.html

"visual data processing combining optical and electronic analog computing in single chip... diffractive neural network extracts information and reduce data dimensionality in parallel received by photodiode array generating light-induced photocurrents,.... classify high-resolution images within 72 ns... consumes 4M times less energy (6 orders magnitude improvement), 3 orders faster... industry and autonomous driving (image recognition, object detection, scene understanding), large language models, wearable health monitoring"