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:
Mar. 20, 2007
Filed:
Jul. 15, 2002
Snorri T. Ingvarsson, White Plains, NY (US);
Roger H. Koch, Amawalk, NY (US);
Stuart S. Parkin, San Jose, CA (US);
Gang Xiao, Barrington, RI (US);
Snorri T. Ingvarsson, White Plains, NY (US);
Roger H. Koch, Amawalk, NY (US);
Stuart S. Parkin, San Jose, CA (US);
Gang Xiao, Barrington, RI (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
In order to dampen magnetization changes in magnetic devices, such as magnetic tunnel junctions (MTJ) used in high speed Magnetic Random Access Memory (MRAM), a transition metal selected from thetransition metals andtransition metals is alloyed into the magnetic layer to be dampened. In a preferred form, a magnetic permalloy layer is alloyed with osmium (Os) in an atomic concentration of between 4% and 15% of the alloy.