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:
Mar. 31, 2020

Filed:

Oct. 25, 2018
Applicants:

Purdue Research Foundation, West Lafayette, IN (US);

The Regents of the University of California, Oakland, CA (US);

Inventors:

Kerem Yunus Camsari, Lafayette, IN (US);

Supriyo Datta, West Lafayette, IN (US);

Sayeef Salahuddin, Walnut Creek, CA (US);

Assignees:

Purdue Research Foundation, West Lafayette, IN (US);

THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/16 (2006.01); H01L 43/10 (2006.01); H01L 27/22 (2006.01); H01L 43/02 (2006.01); G06F 7/58 (2006.01); G11C 11/54 (2006.01);
U.S. Cl.
CPC ...
G11C 11/1659 (2013.01); G06F 7/588 (2013.01); G11C 11/161 (2013.01); G11C 11/1673 (2013.01); G11C 11/54 (2013.01); H01L 27/228 (2013.01); H01L 43/02 (2013.01); H01L 43/10 (2013.01);
Abstract

A two-terminal stochastic switch is disclosed. The switch includes a magnetic tunnel junction (MTJ) stack, an access switch controlled by a first terminal and coupled to the MTJ stack, such that when the access switch is on, electrical current flows from a first source coupled to the MTJ stack, through the MTJ stack, and through the access switch to a second source, and a digital buffer coupled to the MTJ stack and the access switch which is configured to transform an analog signal associated with a voltage division across the MTJ stack and the access switch to a digital signal, output of the digital buffer forming a second terminal.


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