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:
Sep. 26, 2017

Filed:

Dec. 03, 2014
Applicant:

SK Hynix Inc., Gyeonggi-do, KR;

Inventors:

Sung-Jin Lee, Gyeonggi-do, KR;

Won-Seok Hwang, Gyeonggi-do, KR;

Assignee:

SK Hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 21/02 (2006.01); H03K 23/40 (2006.01); H04N 5/378 (2011.01); H03M 1/56 (2006.01); H03M 1/12 (2006.01);
U.S. Cl.
CPC ...
H03K 21/026 (2013.01); H03K 23/40 (2013.01); H04N 5/378 (2013.01); H03M 1/123 (2013.01); H03M 1/56 (2013.01);
Abstract

A Double Data Rate (DDR) counter includes an input clock control portion suitable for generating a first clock corresponding to a state of a input clock based on a counter enable signal, and an LSB control portion suitable for holding a least significant bit based on the counter enable signal and successively performing a counting operation on the first clock in multiple sections.


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