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:
Oct. 05, 2010

Filed:

Jul. 21, 2008
Applicants:

Takaaki Furuyama, Kani, JP;

Makoto Niimi, Nagoya, JP;

Masahiro Niimi, Okazaki, JP;

Inventors:

Takaaki Furuyama, Kani, JP;

Makoto Niimi, Nagoya, JP;

Masahiro Niimi, Okazaki, JP;

Assignee:

Spansion LLC, Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A nonvolatile memory devicecapable of preventing interference between a read operation and a rewrite operation, and capable of preventing malfunctions that may occur in the event the read operation and the rewrite operation are performed simultaneously between memory blocks is provided. The nonvolatile memory deviceis provided with a plurality of banks, a rewrite control unitto which a first power source line VCCand a first ground line VSSare connected and which is adapted to control a rewrite operation with respect to a bank i, and a read control unitto which a second power source line VCCand a second ground line VSSare connected and which is adapted to control a read operation with respect to a bank j, wherein the rewrite control unitand the read control unitare arranged so as to be spaced from each another.


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