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. 04, 2003

Filed:

May. 27, 1998
Applicant:
Inventors:

Michael J. Bohlinger, Minnetonka, MN (US);

Tamara K. Bratland, Minneapolis, MN (US);

Hong Wan, Maple Grove, MN (US);

Assignee:

Honeywell International Inc., Morristown, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 4/300 ; H01L 4/302 ; H01L 4/304 ; H01L 4/306 ; H01L 4/308 ; H01L 4/310 ;
U.S. Cl.
CPC ...
H01L 4/300 ; H01L 4/302 ; H01L 4/304 ; H01L 4/306 ; H01L 4/308 ; H01L 4/310 ;
Abstract

Two sensor units are formed from magnetoresistive material. Elements of the first sensor unit have a total anisotropy field in a first direction. Elements of the second sensor unit have a total anisotropy field in a second direction. An integral coil sets a direction of magnetization in the elements of the first and second sensor units. An output of the first sensor unit is representative of magnetic field components perpendicular to the first direction and an output of the second sensor is representative of magnetic field components perpendicular to the second direction.


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