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:
Feb. 25, 2014
Filed:
Sep. 07, 2010
Applicants:
Guchang Han, Singapore, SG;
Jinjun Qiu, Singapore, SG;
LI Wang, Singapore, SG;
Wee Kay Yeo, Singapore, SG;
Chenchen Wang, Singapore, SG;
Inventors:
Guchang Han, Singapore, SG;
Jinjun Qiu, Singapore, SG;
Li Wang, Singapore, SG;
Wee Kay Yeo, Singapore, SG;
Chenchen Wang, Singapore, SG;
Assignee:
Agency for Science, Technology and Research, Singapore, SG;
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 (2006.01); G11B 5/127 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ultrahigh differential current perpendicular to the plane dual spin valve read head with high pinning stability. The high pinning stability may be achieved using the same anti-ferromagnetic materials for two spin valves by introducing a double synthetic anti-ferromagnetic structure in one of the two spin valves.