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:
Aug. 26, 2014
Filed:
Mar. 11, 2011
Applicants:
Masato Suto, Osaka, JP;
Toshiyuki Honda, Kyoto, JP;
Keizo Miyata, Osaka, JP;
Inventors:
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G11C 11/56 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G11C 11/5628 (2013.01); G06F 2212/7205 (2013.01); G06F 3/0652 (2013.01); G06F 3/0619 (2013.01); G06F 3/0679 (2013.01); G06F 12/0246 (2013.01);
Abstract
A memory controller includes a reading/writing control unit for controlling writing and reading of data to and from a physical block of a nonvolatile memory, a writing mode table for storing one of a first writing mode of protecting data against a power shutdown during writing and a second writing mode of writing data at a higher speed than the first writing mode, and a setting unit for setting the writing mode received from an access device in a writing mode table. The reading/writing control unit performs data writing based on the writing mode that has been set in the writing mode table.