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. 29, 2014

Filed:

Oct. 29, 2010
Applicants:

Susumu Ogawa, Tokyo, JP;

David Williams, Cambridge, GB;

Hiroshi Fukuda, Tokyo, JP;

Katsuyoshi Washio, Tokyo, JP;

Inventors:

Susumu Ogawa, Tokyo, JP;

David Williams, Cambridge, GB;

Hiroshi Fukuda, Tokyo, JP;

Katsuyoshi Washio, Tokyo, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/33 (2006.01);
U.S. Cl.
CPC ...
Abstract

A magnetoresistance device comprises a substrate, an elongate semiconductor channel extending in a first direction and at least two conductive leads providing a set of contacts to the channel. The device may comprise an optional semiconductor shunt in contact with the channel. The optional shunt, channel and set of contacts are stacked relative to the substrate in a second direction which is perpendicular to the first direction and the surface of the substrate. The device has a side face running along the channel. The device is responsive to a magnetic field generally perpendicular to the side face.


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