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.

Date of Patent:
Jul. 28, 2015

Filed:

Sep. 05, 2013
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Yosuke Kondo, Kanagawa, JP;

Kenji Yoshida, Kanagawa, JP;

Assignee:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/10 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1008 (2013.01);
Abstract

According to one embodiment, storage device, a CRC generator device and a CRC generation method includes A storage device includes: a storage unit, a data reading unit, and a CRC generation device. The CRC generation deviceincludes a CRC generation unitgenerates a first CRC value; an ECC unitdetects an error sequence in a reverse order; a CRC reverse operation unitcalculates a CRC reverse operation result for the error sequence; a CRC generation shift register groupto retain CRC conversion information; an error sequence CRC generation unitobtains a second CRC value; and an XOR unitobtains a CRC value for an errorless recording sequence.


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