Optical feature extraction engine for AI de-serializes data streams by sampling input signal and dividing into multiple parallel high-speed branches

https://techxplore.com/news/2025-10-electronics-optical-feature-unprecedented-latency.html

"integrated on-chip system with tunable power splitters/ precise delay lines... matrix-vector multiplication performs feature extraction at 12.5 GHz in <250.5 ps, a record (>10 GHz expected in real-world applications)... better performance in image classification/ increased pixel accuracy in semantic segmentation (such as identifying organs in computed tomography scans)... requires fewer electronic parameters for more efficient hybrid AI... multitasking applications in scene recognition, medical assistance, digital finance"