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:
Sep. 19, 2017

Filed:

Jun. 06, 2016
Applicant:

Taiwan Semiconductor Manufacturing Company Ltd., Hsinchu, TW;

Inventors:

Yu-Der Chih, Hsin-Chu, TW;

Tien-Wei Chiang, Taipei, TW;

Chun-Jung Lin, Hsinchu, TW;

Harry-Hak-Lay Chuang, Paya Lebar Crescent, SG;

William J. Gallagher, Hsinchu, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/00 (2006.01); G11C 11/16 (2006.01); H01L 43/10 (2006.01); H01L 43/08 (2006.01);
U.S. Cl.
CPC ...
G11C 11/1675 (2013.01); G11C 11/16 (2013.01); G11C 11/161 (2013.01); G11C 11/1673 (2013.01); H01L 43/08 (2013.01); H01L 43/10 (2013.01);
Abstract

A method for controlling a magnetic memory device is provided. The method includes: applying a first control signal and a second control signal to a ferromagnetic fixed layer and a ferromagnetic free layer of the magnetic memory device respectively, wherein a first voltage level of the first control signal is lower than a second voltage level of the second control signal; sensing a first current signal flowing through the magnetic memory device; and determining a logical state of a first data bit according to the first current signal.


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