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:
Apr. 24, 2007
Filed:
Dec. 23, 2004
Applicants:
Richard Kingsborough, Acton, MA (US);
Xiaobo Shi, Woburn, MA (US);
Igor Sokolik, East Boston, MA (US);
David Gaun, Brookline, MA (US);
Swaroop Kaza, Woburn, MA (US);
Inventors:
Richard Kingsborough, Acton, MA (US);
Xiaobo Shi, Woburn, MA (US);
Igor Sokolik, East Boston, MA (US);
David Gaun, Brookline, MA (US);
Swaroop Kaza, Woburn, MA (US);
Assignee:
Spansion LLC, Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 51/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present memory structure includes first and second electrodes, a passive layer, and an active layer containing nitrogen, the passive and active layers being between the first and second electrodes. Metal ions in the active layer bind to the nitrogen thereof, enhancing retention of the metal ions in the active layer for improved, stable data retention.