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:
Oct. 30, 2012
Filed:
Jun. 23, 2010
Shinji Kawano, Yokohama, JP;
Kazunori Sato, Yokohama, JP;
Hitoshi Shimono, Yokohama, JP;
Eriko Chiba, Yokohama, JP;
Shinji Kawano, Yokohama, JP;
Kazunori Sato, Yokohama, JP;
Hitoshi Shimono, Yokohama, JP;
Eriko Chiba, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to one embodiment, a memory system includes a first memory chip includes a first temporary memory and a first block, a second memory chip includes a second temporary memory and a second block, and a memory controller that controls writing of logical pages to the first and second memory chips. The memory controller forms a second unit having the same page number as the first unit by the first temporary memory and the lowermost physical page in the first block, forms a third unit having the same page number as the first unit by the second temporary memory and the lowermost physical page in the second block, and writes the logical pages by an interleave operation in order of the second unit, the third unit, the first unit in the first block, and the first unit in the second block.