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:
Dec. 26, 2006
Filed:
Feb. 07, 2005
Applicants:
Juri Krieger, Brookline, MA (US);
Stuart Spitzer, Lynnfield, MA (US);
Inventors:
Juri Krieger, Brookline, MA (US);
Stuart Spitzer, Lynnfield, MA (US);
Assignee:
Spansion LLC, Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present memory device includes a first electrode, a passive layer on and in contact with the first electrode, the passive layer including copper sulfide, a barrier layer on and in contact with the passive layer, an active layer on and in contact with the barrier layer, and a second electrode on and in contact with the active layer. The inclusion of the barrier layer in this environment increases switching speed of the memory device, while also improving data retention thereof.