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:
Mar. 24, 2015

Filed:

Nov. 05, 2013
Applicant:

Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;

Inventors:

Dae-Jeong Kim, Seoul, KR;

Kabyong Kim, Suwon-si, KR;

Kwang-Woo Lee, Suwon-si, KR;

Heon Lee, Hwaseong-si, KR;

Inho Cho, Hwaseong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 7/22 (2006.01); G11C 11/406 (2006.01); G11C 16/34 (2006.01); G11C 29/00 (2006.01);
U.S. Cl.
CPC ...
G11C 11/40603 (2013.01); G11C 11/406 (2013.01); G11C 16/3418 (2013.01); G11C 29/82 (2013.01); G11C 2211/4063 (2013.01);
Abstract

A refresh leveraging driving method is provided which includes deciding a unit of word lines to be driven at a refresh leveraging operation to be the same as a redundancy repair row unit setting a lower row address of an input refresh leveraging address corresponding to the decided refresh leveraging row driving unit to a don't care state; and internally generating the don't care lower row address of the refresh leveraging address to drive word lines according to a combined refresh leveraging address.


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