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:
Jun. 28, 2022
Filed:
Mar. 11, 2021
Silicon Motion, Inc., Hsinchu County, TW;
Ching-Hui Lin, Hsinchu County, TW;
Silicon Motion, Inc., Hsinchu County, TW;
Abstract
A control method of a flash memory controller, wherein the control method includes the steps of: when data is written to a page of any block of a flash memory module, recording a write time in the page; create a write time table, wherein the write time table records block numbers of blocks having data written therein and corresponding write time; compress the write time table to generate a compressed write time table, wherein the compressed write time table contains multiple time ranges and corresponding indexes, each index corresponds to a page of the flash memory module, and the page records block numbers of all blocks whose writing time is within the corresponding time range.