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:
Apr. 07, 2026

Filed:

Nov. 26, 2018
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Albert Frisch, Stuttgart, DE;

Harry Barowski, Schoenaich, DE;

Markus Brink, White Plains, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06N 10/00 (2022.01); G06F 15/78 (2006.01); H01F 6/06 (2006.01); H01L 39/02 (2006.01); H05B 3/00 (2006.01); H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
G06N 10/00 (2019.01); G06F 15/7807 (2013.01); H01F 6/06 (2013.01); H01L 39/025 (2013.01); H05B 3/0033 (2013.01); H05K 7/20372 (2013.01);
Abstract

An embodiment of a method for qubit tuning includes generating a first magnetic field through a portion of a first layer, the first layer comprising a material exhibiting superconductivity in a cryogenic temperature range, the portion of the first layer above a critical temperature. In an embodiment, the method includes cooling the portion of the first layer at least to the critical temperature. In an embodiment, the method includes generating, in response to cooling the portion of the first layer at least to the critical temperature, a second magnetic field to magnetically interact with a qubit of a quantum processor chip such that a first magnetic flux of the first layer causes a first change in a first resonance frequency of the qubit by a first frequency shift value.


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