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:
May. 29, 2018

Filed:

Jul. 07, 2016
Applicant:

SK Hynix Inc., Gyeonggi-do, KR;

Inventors:

Byoung-Sung You, Gyeonggi-do, KR;

Jin-Woong Kim, Gyeonggi-do, KR;

Jong-Min Lee, Gyeonggi-do, KR;

Assignee:

SK Hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G06F 12/0868 (2016.01); G06F 12/02 (2006.01); G06F 12/06 (2006.01); G06F 12/0804 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0868 (2013.01); G06F 12/0246 (2013.01); G06F 12/0607 (2013.01); G06F 12/0804 (2013.01); G06F 2212/1021 (2013.01); G06F 2212/2022 (2013.01); G06F 2212/281 (2013.01); G06F 2212/312 (2013.01); G06F 2212/608 (2013.01); G06F 2212/7203 (2013.01);
Abstract

A memory system may include a plurality of first and second memory devices each comprising M-bit multi-level cells (MLCs), M-bit multi-buffers, and transmission buffers, a cache memory suitable for caching data inputted to or outputted from the plurality of first and second memory devices, and a controller suitable for programming program data cached by the cache memory to a memory device selected among the first and second memory devices by transferring the program data to M-bit multi-buffers of the selected memory device whenever the program data are cached by M bits into the cache memory, and controlling the selected memory device to perform a necessary preparation operation, except for a secondary preparation operation, of a program preparation operation, until an input of the program data is ended or the M-bit multi-buffers of the selected memory device are full.


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