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:
Apr. 30, 2019
Filed:
May. 12, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Takuma Yasukawa, Kashiwa, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/34 (2006.01); G11C 11/56 (2006.01); G11C 16/04 (2006.01); G11C 29/44 (2006.01);
U.S. Cl.
CPC ...
G11C 16/3418 (2013.01); G11C 11/5628 (2013.01); G11C 16/3459 (2013.01); G11C 16/0483 (2013.01); G11C 2029/4402 (2013.01); G11C 2211/5641 (2013.01);
Abstract
A storage control device includes a determination unit configured to determine whether each area in a nonvolatile storage is set to be in a partition corresponding to a Multi Level Cell (MLC) mode or to be in a partition corresponding to a Single Level Cell (SLC) mode and a control unit configured to perform data refreshing at a higher frequency on an area determined to be set to be in the partition corresponding to the MLC mode than on an area determined to be set to be in the partition corresponding to the SLC mode.