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. 07, 2019
Filed:
Jul. 13, 2017
Applicant:
Silicon Motion, Inc., Jhubei, TW;
Inventors:
Assignee:
Silicon Motion, Inc., Jhubei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/52 (2006.01); G11C 29/04 (2006.01); G11C 29/42 (2006.01); G06F 11/10 (2006.01); H03M 13/00 (2006.01);
U.S. Cl.
CPC ...
G11C 29/52 (2013.01); G06F 11/108 (2013.01); G06F 11/1068 (2013.01); G06F 11/1076 (2013.01); G11C 2029/0411 (2013.01);
Abstract
A data storage device includes a flash memory and a controller. The flash memory includes a plurality of chips, each of the chips includes a plurality of pages, the pages are arranged to assemble into a super block, the pages of the super block are numbered 0˜X from top to bottom of the super block, the pages with number 0˜Y−1 constitute a data area, and the pages with numbers Y˜X constitute a RAID parity area. The controller corrects data of the data area according to data of the RAID parity area when the data in the data area cannot be successfully read.