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:
Dec. 29, 2015

Filed:

Oct. 16, 2013
Applicant:

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

Inventor:

Bok Rim Ko, Seoul, KR;

Assignee:

SK Hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 8/18 (2006.01); G11C 7/22 (2006.01); G11C 7/10 (2006.01);
U.S. Cl.
CPC ...
G11C 7/222 (2013.01); G11C 8/18 (2013.01); G11C 7/1093 (2013.01); G11C 7/22 (2013.01);
Abstract

Semiconductor devices are provided. The semiconductor device includes an internal clock generator and an internal strobe signal generator. The internal clock generator generates an internal clock signal having a frequency which is higher than that of an input clock signal according to a phase difference between the input clock signal generated from an external device and a first input control signal. The internal strobe signal generator generates an internal strobe signal having a frequency which is higher than that of an input strobe signal according to a phase difference between the input strobe signal generated from the external device and a second input control signal.


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