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:
Dec. 10, 2019

Filed:

Apr. 25, 2018
Applicant:

SK Hynix Inc., Icheon-si, Gyeonggi-do, KR;

Inventor:

Du Hyun Kim, Seoul, KR;

Assignee:

SK hynix Inc., Icheon-si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01); G06F 11/10 (2006.01); G11C 29/52 (2006.01); G11C 5/04 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1068 (2013.01); G11C 29/52 (2013.01); G11C 5/04 (2013.01);
Abstract

A memory system includes a memory medium configured to store memory data and a media error correction code (ECC) decoder coupled to the memory medium. The media ECC decoder is configured to receive encoded read data from the memory medium, wherein the encoded read data is read from the stored memory data. The media ECC decoder is further configured to decode the encoded read data when the encoded read data is not poison data and a number of erroneous bits for the encoded read data is less than or equal to a threshold value. The media ECC decoder is also configured to skip decoding the encoded read data when the encoded read data is poison data and the number of erroneous bits for the encoded read data is less than or equal to the threshold value.


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