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:
May. 26, 2015
Filed:
Sep. 04, 2013
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Osamu Torii, Tokyo, JP;
Riki Suzuki, Kanagawa, JP;
Ryo Yamaki, Kanagawa, JP;
Naoaki Kokubun, Kanagawa, JP;
Daisuke Miyashita, Kanagawa, JP;
Kohei Oikawa, Kanagawa, JP;
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Abstract
According to one embodiment, a memory controller includes: a first flash encoding unit that performs flash encoding on user data according to a first scheme to generate user data flash codes; an encoding unit that performs an error correction encoding process on the user data flash codes to generate parities; a second flash encoding unit that performs flash encoding on the parities according to a second scheme to generate parity flash codes; and a memory I/F that writes the user data flash codes and the parity flash codes to the nonvolatile memory.