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:
Dec. 30, 2025

Filed:

Nov. 08, 2024
Applicant:

Silicon Motion, Inc., Hsinchu County, TW;

Inventor:

Tsung-Chieh Yang, Hsinchu, TW;

Assignee:

Silicon Motion, Inc., Hsinchu County, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/10 (2016.01);
U.S. Cl.
CPC ...
G06F 3/0619 (2013.01); G06F 3/0653 (2013.01); G06F 3/0679 (2013.01); G06F 12/10 (2013.01);
Abstract

A method for performing read-disturbance detection of memory device with aid of hashing-based address mapping for data integrity control and associated apparatus are provided. The method may include: establishing a read count table for recording multiple first read counts with respect to multiple first addresses; performing the hashing-based address mapping on a set of second addresses at which reading operations are detected in order to convert the set of second addresses into a set of first addresses, for updating a set of first read counts; monitoring at least a highest first read count to determine whether the highest first read count reaches a first read count threshold; performing reverse mapping on a first address at which the highest first read count is detected in order to convert the first address into a set of target second addresses; and performing a media scan procedure with respect to the target second addresses.


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