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:
Jan. 28, 2025

Filed:

Mar. 03, 2020
Applicant:

The University of Chicago, Chicago, IL (US);

Inventors:

David Schuster, Chicago, IL (US);

Srivatsan Chakram, Chicago, IL (US);

Assignee:

THE UNIVERSITY OF CHICAGO, Chicago, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06N 10/70 (2022.01); G06N 10/40 (2022.01);
U.S. Cl.
CPC ...
G06N 10/70 (2022.01); G06N 10/40 (2022.01);
Abstract

Technologies for resource-efficient quantum error correction are disclosed. A quantum computer may include physical gate qubits, capable of general quantum gate operations such as single-qubit operations and nearest-neighbor two-qubit operations. Each physical qubit gate may be controllably coupled to a quantum memory. The quantum memory may have a lower per-gate error rate than the physical qubit gates as well as a lower per-qubit cost. Because errors accrue at a lower rate in the quantum memory, the physical gate qubits may be able to perform error correction for a large number of logical qubits in the quantum memory, even if the physical gate qubits have an error rate relatively close to an error threshold.


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