The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 10, 2017

Filed:

Aug. 14, 2012
Applicants:

Quentin P. Herr, Ellicott City, MD (US);

Ofer Naaman, Ellicott City, MD (US);

Anna Y. Herr, Ellicott City, MD (US);

Inventors:

Quentin P. Herr, Ellicott City, MD (US);

Ofer Naaman, Ellicott City, MD (US);

Anna Y. Herr, Ellicott City, MD (US);

Assignee:

Northrop Grumman Systems Corporation, Falls Church, VA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 19/195 (2006.01); H03K 3/38 (2006.01); H03K 19/166 (2006.01); G06N 99/00 (2010.01);
U.S. Cl.
CPC ...
H03K 19/1954 (2013.01); G06N 99/002 (2013.01); H03K 3/38 (2013.01); H03K 19/166 (2013.01);
Abstract

Systems and methods are provided for applying flux to a quantum-coherent superconducting circuit. In one example, a system includes a long-Josephson junction (LJJ), an inductive loop coupled to the LJJ and inductively coupled to the quantum-coherent superconducting circuit, and a single flux quantum (SFQ) controller configured to apply a SFQ pulse to a first end of the LJJ that propagates the SFQ pulse to a second end of the LJJ, while also applying a flux quantum to the inductive loop resulting in a first value of control flux being applied to the quantum-coherent superconducting circuit.


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