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. 14, 2015

Filed:

Apr. 01, 2013
Applicants:

Texas A&m University System, College Station, TX (US);

King Abdulaziz City for Science and Technology, Riyadh, SA;

Inventors:

Zeyang Liao, College Station, TX (US);

M. Al-Amri, Riyadh, SA;

M. Suhail Zubiary, College Station, TX (US);

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 19/195 (2006.01); B82Y 10/00 (2011.01); G06N 99/00 (2010.01);
U.S. Cl.
CPC ...
H03K 19/195 (2013.01); B82Y 10/00 (2013.01); G06N 99/002 (2013.01); Y10S 977/933 (2013.01);
Abstract

Preservation of quantum entanglement in a two-qubit system is achieved by use of the disclosed systems. Three different example two-qubit systems are shown: (1) a system employing a weak measurement, (2) a system in which a generalized amplitude dampening occurs without use of a weak measurement, and (3) an extended system in which the system is prepared in a more robust state less susceptible to decoherence prior to a generalized amplitude dampening.


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