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.
Patent No.:
Date of Patent:
Sep. 12, 2017
Filed:
Aug. 24, 2016
Semiconductor Manufacturing International (Shanghai) Corporation, Shanghai, CN;
Abstract
A method for manufacturing a magnetoresistive sensor may include the following steps: forming a trench structure in a substrate, wherein the step of forming the trench structure comprises performing a wet etching process on a substrate material member, wherein the trench structure has a first side, a second side, and a third side, wherein the second side is connected through the first side to the third side, wherein the second side is at a first obtuse angle with respect to a side of the substrate, and wherein the third side is at a second obtuse angle with respect to the side of the substrate; forming a first magnetic element on the first side of the trench structure; forming a second magnetic element on the second side of the trench structure; and forming a third magnetic element on the third side of the trench structure.
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