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:
Aug. 27, 2002
Filed:
Feb. 17, 2001
Applicant:
Inventors:
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 1/114 ;
U.S. Cl.
CPC ...
G11C 1/114 ;
Abstract
A magnetic tunnel junction element includes a first magnetic layer and a second magnetic layer acting as a memory layer, and a first insulating layer sandwiched between the first and second magnetic layers. Further, the magnetic tunnel junction element includes a third magnetic layer on a side of the second magnetic layer opposite from the first insulating layer. This third magnetic layer constitutes a closed magnetic circuit together with the second magnetic layer.