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:
Aug. 27, 2019
Filed:
Nov. 02, 2015
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Gil Bok Choi, Daejeon, KR;
Suk Kwang Park, Chungcheongbuk-do, KR;
Min Sang Park, Chungcheongbuk-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/14 (2006.01); G06F 11/00 (2006.01);
U.S. Cl.
CPC ...
G06F 11/14 (2013.01); G06F 11/00 (2013.01);
Abstract
A memory system includes a semiconductor memory device including memory cells and an internal Random Access Memory (RAM); and a controller suitable for transmitting read retry table information to the semiconductor memory device when a read operation for the memory cells fails, wherein the internal RAM stores a read retry table during operation of the memory system, and wherein the semiconductor memory device performs a read retry operation with a read retry voltage determined based on the read retry table and the read retry table information.