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. 07, 2017

Filed:

Feb. 01, 2013
Applicant:

Mcube, Incorporated, San Jose, CA (US);

Inventor:

Anthony F. Flannery, Jr., San Jose, CA (US);

Assignee:

mCube Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 33/18 (2006.01); G01R 33/09 (2006.01); G01R 35/00 (2006.01);
U.S. Cl.
CPC ...
G01R 33/18 (2013.01); G01R 33/09 (2013.01); G01R 35/005 (2013.01);
Abstract

A method and structure for operating a magnetoresistive sensor system includes applying a set-reset process wherein the set-reset signal is phased through the magnetoresistive element in such a way that the set-reset field of each region is not released until the adjacent field is aligned. Starting at one end of the magnetoresistive element, the set-reset signal is activated. This aligns the domains directly underneath the first of the set-reset elements. Before this field is released, the adjacent set-reset is activated, which aligned the domains in the adjacent field. Once the adjacent field has been realigned, the set-reset field in the first region can be released, and the set-reset field in the next region can be activated. In this way, no more than two set-reset elements must be active at any one time.


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