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:
Jul. 10, 2012
Filed:
Oct. 13, 2009
Applicant:
Yukio Terasaki, Tokyo, JP;
Inventor:
Yukio Terasaki, Tokyo, JP;
Assignee:
TDk Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); G06F 13/28 (2006.01); G06F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The memory controller comprises a data holding unit which is composed of plural unit areas each for holding data corresponding to one logical page among logical pages each composed of plural logical sectors each assigned a logical address provided from a host system. The memory controller writes data held in a unit area which holds large amounts of write data, to the flash memories, in preference to data held in a unit area which holds small amounts of write data.