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:
Nov. 24, 2015

Filed:

Mar. 31, 2014
Applicant:

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

Inventor:

Jin Ah Kim, Seongnam-si, KR;

Assignee:

SK Hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 11/4076 (2006.01); G11C 11/402 (2006.01); G11C 11/408 (2006.01);
U.S. Cl.
CPC ...
G11C 11/4076 (2013.01); G11C 11/402 (2013.01); G11C 11/4085 (2013.01);
Abstract

Disclosed herein are an active control device, a semiconductor device and system including the same. The active control device may include a refresh control unit configured for outputting a refresh signal by controlling a delay time for a refresh start time when a refresh operation is performed and a precharge signal generation unit configured for generating a bank precharge signal for precharging a bank in response to the refresh signal. The refresh control unit may include a refresh delay unit for delaying a bank-active signal for a specific time and outputting a delay signal, and the refresh delay unit may be operably coupled with a plurality of banks in common.


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