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:
Dec. 22, 2020
Filed:
Oct. 24, 2019
Applicant:
Silicon Motion, Inc., Zhubei, TW;
Inventor:
Wen-Sheng Lin, Kaohsiung, TW;
Assignee:
SILICON MOTION, INC., Zhubei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/064 (2013.01); G06F 3/0619 (2013.01); G06F 3/0679 (2013.01);
Abstract
The invention introduces a non-transitory computer program product for handling a sudden power off recovery (SPOR) to include program code to: drive a flash access interface to read pages of a current block in sequence after a power restart subsequent to a sudden power off (SPO); mark the last correct page of the current block according to page read statuses for the current block; drive the flash access interface to read protection information of pages of a temporary block in sequence, so as to mark the first incorrect page of the temporary block; and drop data of the first incorrect page and pages thereafter of the temporary block.