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:
Apr. 04, 2017

Filed:

Apr. 05, 2016
Applicant:

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

Inventors:

Hun Sam Jung, Icheon-si, KR;

Min Chang Kim, Seoul, KR;

Chang Hyun Kim, Seoul, KR;

Do Yun Lee, Yongin-si, KR;

Jae Jin Lee, Gwangju-si, KR;

Assignee:

SK HYNIX INC., Icheon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 8/00 (2006.01); G11C 11/406 (2006.01); G11C 11/4096 (2006.01); G11C 11/408 (2006.01);
U.S. Cl.
CPC ...
G11C 11/406 (2013.01); G11C 11/408 (2013.01); G11C 11/4096 (2013.01);
Abstract

A semiconductor system includes a first semiconductor device and a second semiconductor device. The first semiconductor device outputs an external command and external addresses. The second semiconductor device generates an internal active command in response to the external command, generates active addresses in response to the external addresses, generates a refresh signal and refresh addresses in response to the internal active command, performs an internal operation in response to the internal active command and the active addresses, and performs a refresh operation in response to the refresh signal and the refresh addresses.


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