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:
Oct. 13, 2020

Filed:

Dec. 13, 2018
Applicant:

SK Hynix Inc., Gyeonggi-do, KR;

Inventors:

Duck-Hoi Koo, Gyeonggi-do, KR;

Yong-Tae Kim, Seoul, KR;

Assignee:

SK hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01); G06F 12/02 (2006.01); G11C 11/56 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0658 (2013.01); G06F 3/064 (2013.01); G06F 3/0659 (2013.01); G06F 12/0246 (2013.01); G11C 11/5628 (2013.01); G11C 11/5642 (2013.01);
Abstract

A memory system may include: a memory device comprising a plurality of channels, a plurality of dies coupled to the respective channels, and a plurality of super blocks; and a controller suitable for controlling the memory device, wherein the controller includes: a detector suitable for searching for a first available reserved block in a first die, when a bad block has occurred in the first die which is coupled to a first channel and belongs to a first super block group, and searching for a second available reserved block in a second die which is coupled to the first channel and belongs to a second super block group when the first available reserved block is not present in the first die; and an assignor suitable for replacing the bad block with the second available reserved block when the second available reserved block is present.


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