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:
Jul. 11, 2006
Filed:
Jun. 16, 2004
Applicants:
Claudio Resta, Villa di Tirano, IT;
Ferdinando Bedeschi, Monza, IT;
Fabio Pellizzer, Follina, IT;
Giulio Casagrande, Vignate, IT;
Inventors:
Claudio Resta, Villa di Tirano, IT;
Ferdinando Bedeschi, Monza, IT;
Fabio Pellizzer, Follina, IT;
Giulio Casagrande, Vignate, IT;
Assignee:
STMicroelectronics, S.r.l., , IT;
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A memory device of a phase change type, wherein a memory cell has a memory element of calcogenic material switcheable between at least two phases associated with two different states of the memory cell. A write stage is connected to the memory cell and has a capacitive circuit configured to generate a discharge current having no constant portion and to cause the memory cell to change state.