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:
Apr. 21, 2025

Filed:

Jan. 14, 2024
Applicant:

Silicon Motion, Inc., Hsinchu County, TW;

Inventors:

Tsung-Chieh Yang, Hsinchu, TW;

Hong-Jung Hsu, Hsinchu County, TW;

Assignee:

Silicon Motion, Inc., Hsinchu County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 13/00 (2005.12); G06F 11/10 (2005.12); G11C 11/56 (2005.12); G11C 16/10 (2005.12); H03M 13/09 (2005.12); H03M 13/15 (2005.12); G11C 16/26 (2005.12);
U.S. Cl.
CPC ...
H03M 13/098 (2012.12); G06F 11/1072 (2012.12); G06F 11/108 (2012.12); G11C 11/5628 (2012.12); G11C 16/10 (2012.12); H03M 13/1515 (2012.12); H03M 13/611 (2012.12); G11C 16/26 (2012.12); G11C 2211/5641 (2012.12);
Abstract

A flash memory storage management method includes: providing a flash memory module including single-level-cell (SLC) blocks and at least one multiple-level-cell block such as MLC block, TLC block, or QLC block; classifying data to be programmed into groups of data; respectively executing SLC programing and RAID-like error code encoding to generate corresponding parity check codes, to program the groups of data and corresponding parity check codes to the SLC blocks; when completing program of the SLC blocks, performing an internal copy to program the at least one multiple-level-cell block by sequentially reading and writing the groups of data and corresponding parity check codes from the SLC blocks to the multiple-level-cell block according to a storage order of the SLC blocks.


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