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:
Aug. 26, 2014

Filed:

Feb. 02, 2011
Applicants:

Masato Suto, Osaka, JP;

Toshiyuki Honda, Kyoto, JP;

Inventors:

Masato Suto, Osaka, JP;

Toshiyuki Honda, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01); G06F 11/10 (2006.01); G06F 12/02 (2006.01); G11C 29/04 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1068 (2013.01); G06F 12/0246 (2013.01); G11C 2029/0411 (2013.01); G06F 2212/1032 (2013.01); G06F 3/0679 (2013.01); G06F 3/064 (2013.01); G06F 3/0619 (2013.01);
Abstract

Upon copying data stored on a page in a copy source block of a nonvolatile memory to a page of a copy destination block, an access control unit of a memory controller copies data stored on a page associated with a first copy method to a page of the copy destination block after error correction by an error correction control unit copies data stored on a page associated with a second copy method to a page of the copy destination block without performing the error correction by the error correction control unit according to a copy mode stored in a copy mode storage area, and changes the copy mode associated with the copy destination block to a copy mode that is different from the copy mode of the copy source block.


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