Superconducting device that mixes surface acoustic waves and microwave signals
AssigneeInternational Business Machines Corporation
InventorBaleegh Abdo
Life of this patent
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Abstract
A superconducting device that mixes surface acoustic waves and microwave signals and techniques for fabricating the same are provided. A superconducting device can comprise a superconducting surface acoustic wave resonator and a superconducting microwave resonator. The superconducting device can also comprise a Josephson ring modulator coupled to the superconducting surface acoustic wave resonator and the superconducting microwave resonator. The Josephson ring modulator can be a dispersive nonlinear three-wave mixing element.
Claims19
A superconducting device, comprising:
- a superconducting surface acoustic wave resonator;
- a superconducting microwave resonator;
- and
- a Josephson ring modulator coupled to the superconducting surface acoustic wave resonator and the superconducting microwave resonator, wherein the Josephson ring modulator is a dispersive nonlinear three-wave mixing element.
A superconducting circuit, comprising:
- a superconducting surface acoustic wave resonator;
- a Josephson ring modulator coupled to the superconducting surface acoustic wave resonator;
- and
- a superconducting microwave resonator coupled to the Josephson ring modulator, wherein the Josephson ring modulator is a dispersive nonlinear three-wave mixing element, and wherein the superconducting surface acoustic wave resonator is realized on a low-loss piezo-electric dielectric substrate.
A method, comprising:
- forming a Josephson ring modulator that comprises one or more Josephson junctions arranged in a Wheatstone-bridge configuration;
- and
- coupling the Josephson ring modulator to a superconducting surface acoustic wave resonator and a superconducting microwave resonator, wherein the Josephson ring modulator is a dispersive nonlinear three-wave mixing element.
Dependencies are inferred from the claim text.