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:
May. 12, 2020
Filed:
Dec. 01, 2017
SK Hynix Inc., Gyeonggi-do, KR;
Jang Hwan Jun, Gyeonggi-do, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
A data storage device includes a nonvolatile memory device including a plurality of memory blocks each of which includes a plurality of regions; and a controller suitable for controlling the nonvolatile memory device, the controller comprising: a block designation unit suitable for performing a leveldesignation operation, by storing start data in a levelmanagement block among the memory blocks, storing a location of the levelmanagement block in a levelmanagement block among the memory blocks, and storing integrity check data in the levelmanagement block; and a recovery unit suitable for performing a recovery operation to the levelmanagement block depending on a state of a current levelmanagement block corresponding to a last location stored in the levelmanagement block in the case where a sudden power-off occurs.