ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,417,161, issued on Sept. 16, was assigned to Google LLC (Mountain View, Calif.).
"Patch and elided fidelity estimation" was invented by Sergio Boixo Castrillo (Rancho Palos Verdes, Calif.), Craig Gidney (Goleta, Calif.) and Adam Zalcman (Goleta, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems and apparatus for estimating quantum processor performance. In one aspect, a method includes defining a benchmarking circuit configured to operate on an array of qubits, wherein the benchmarking circuit comprises one or more cycles of quantum gates, each cycle comprising a respective layer of randomly sampled single-qubit gates and a layer o...