ALEXANDRIA, Va., March 26 -- United States Patent no. 12,260,297, issued on March 25, was assigned to Google LLC (Mountain View, Calif.).
"Two-qubit gates implemented with a tunable coupler" was invented by Charles Neill (Goleta, Calif.) and Anthony Edward Megrant (Goleta, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems and apparatus for implementing two-qubit gates using a tunable coupler. In one aspect, a method of implementing a two-qubit gate includes: applying a unitary transformation control signal to a tunable coupler arranged between a first data qubit and a second data qubit to obtain a target unitary transformation of the first data qubit and the second data qubit, wherein th...