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. 04, 2020
Filed:
Jul. 26, 2018
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Seok-Bo Shim, Gyeonggi-do, KR;
Sang-Ho Lee, Chungcheongbuk-do, KR;
Seok-Cheol Yoon, Seoul, KR;
Yun-Young Lee, Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/406 (2006.01); G11C 11/408 (2006.01); G11C 29/52 (2006.01); G06F 11/10 (2006.01); G11C 7/10 (2006.01); G11C 29/04 (2006.01); G11C 11/4096 (2006.01);
U.S. Cl.
CPC ...
G11C 11/406 (2013.01); G06F 11/1068 (2013.01); G11C 7/1063 (2013.01); G11C 11/408 (2013.01); G11C 11/40611 (2013.01); G11C 29/52 (2013.01); G11C 7/1006 (2013.01); G11C 11/4096 (2013.01); G11C 2029/0409 (2013.01); G11C 2029/0411 (2013.01); G11C 2211/4062 (2013.01);
Abstract
A memory device includes an error correction code (ECC) block suitable for performing an ECC operation, and generating a flag signal when an error is detected and corrected through the ECC operation in data read from a memory cell array, and a refresh control block suitable for comparing an active row address with a target address in response to the flag signal, and refreshing data of a neighboring address of the target address based on a comparison result.