ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,539, issued on June 17, was assigned to Hewlett Packard Enterprise Development LP (Spring, Texas).
"Reconfigurable all-optical activation functions having normalized output power" was invented by Yuan Yuan (Milpitas, Calif.), Yiwei Peng (Houston), Stanley Cheung (Milpitas, Calif.) and Zhihong Huang (Milpitas, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, devices, and methods are provided for all-optical reconfigurable activation devices for realizing various activations functions having normalized output power. The device and systems disclosed herein include an interferometer comprising a first branch formed of a first waveguide and...