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. 23, 2018

Filed:

Aug. 08, 2016
Applicant:

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

Inventors:

Yong Ju Kim, Seoul, KR;

Jung Hyun Kwon, Seoul, KR;

Donggun Kim, Hwaseong-si, KR;

Sungeun Lee, Icheon-si, KR;

Jae Sun Lee, Seoul, KR;

Sang Gu Jo, Bucheon-si, KR;

Jingzhe Xu, Seoul, KR;

Do Sun Hong, Icheon-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/32 (2006.01); G06F 12/02 (2006.01); G06F 12/1009 (2016.01); G06F 12/121 (2016.01); G11C 11/4074 (2006.01); G11C 11/4091 (2006.01); G11C 11/406 (2006.01);
U.S. Cl.
CPC ...
G06F 1/3287 (2013.01); G06F 1/3275 (2013.01); G06F 12/0223 (2013.01); G06F 12/1009 (2013.01); G06F 12/121 (2013.01); G11C 11/4074 (2013.01); G11C 11/4091 (2013.01); G11C 11/40615 (2013.01); G11C 2207/2227 (2013.01);
Abstract

In an embodiment of the present disclosure, a memory module may be provided. In an embodiment of the present disclosure, a system may be provided. In an embodiment of the present disclosure, an operation of a system and memory module may be provided. The memory module may include a plurality of ranks in which a defragmentation operation of a memory is performed based on entrance of a low-power operation mode, and a vacant region of the memory is powered off based on entrance of a self-refresh mode after the defragmentation operation is ended. The memory module may include a page table of which data are updated based on an ending of the defragmentation operation of the memory.


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