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.

Date of Patent:
Mar. 29, 2011

Filed:

Dec. 30, 2008
Applicants:

Enzo Michele Donze, San Giuseppe Jato, IT;

Salvatore Polizzi, Palermo, IT;

Greg Komoto, Sacramento, CA (US);

Inventors:

Enzo Michele Donze, San Giuseppe Jato, IT;

Salvatore Polizzi, Palermo, IT;

Greg Komoto, Sacramento, CA (US);

Assignee:

STMicroelectronics S.r.l., Agrate Brianza, IT;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A memory device including a memory array comprising a set of phase change memory cells configured to store data. The memory device further includes a protection register including a set of protection cells configured to store protection information of the memory cells. The protection cells of the protection register are memory cells of the memory array.


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