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:
Oct. 20, 2020

Filed:

Jan. 24, 2019
Applicant:

Silicon Motion, Inc., Jhubei, Hsinchu County, TW;

Inventors:

Chia-Chi Liang, Zhubei, TW;

Hsuan-Ping Lin, Taichung, TW;

Assignee:

Silicon Motion, Inc., Hsinchu County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); G06F 3/06 (2006.01); G06F 11/07 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/0604 (2013.01); G06F 3/064 (2013.01); G06F 3/0619 (2013.01); G06F 3/0673 (2013.01); G06F 3/0679 (2013.01); G06F 11/076 (2013.01); G06F 11/0727 (2013.01);
Abstract

A data storage device includes a memory controller and a memory device. The memory controller includes multiple memory blocks, and each memory block includes multiple pages. The memory controller is coupled to the memory device and configured to access the memory device. In an initialization procedure of the data storage device, the memory controller is configured to determine whether a sudden power-off has occurred during a first write operation to write data to a first memory block, and when a sudden power-off is determined to have occurred during the first write operation, the memory controller is configured to select a second memory block that is and write data to the second memory block in a second write operation.


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