ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,924, issued on March 18, was assigned to Hewlett Packard Enterprise Development LP (Spring, Texas).

"Differentiable content addressable memory" was invented by Giacomo Pedretti (Cernusco sul Naviglio, Italy), Catherine Graves (Milpitas, Calif.), Sergey Serebryakov (Milpitas, Calif.) and John Paul Strachan (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the disclosure provide a system, method, or computer readable medium for providing a differentiable content addressable memory (aCAM) that implements an analog input analog storage and analog output learning memory. The analog output of the differentiable CAM can provide input ...