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. 27, 2022
Filed:
Feb. 14, 2019
SK Hynix Inc., Gyeonggi-do, KR;
Joo Young Lee, Seoul, KR;
Sung Kwan Hong, Seoul, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
A controller for controlling a nonvolatile memory device comprising: a read count table including a plurality of read count data, wherein each of the read count data includes a read count value for one data storage region; a read count address table including a read count address indicating an address of a memory region where the read count data is stored; a flash translation layer (FTL) configured to control an operation of the nonvolatile memory device, and manage the read count table and the read count address table; and a flash interface layer (FIL) configured to control data communication between the FTL and the nonvolatile memory device, and update the read count value based on the read count address when read operation is performed on the data storage region.
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