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.
Patent No.:
Date of Patent:
Sep. 17, 2019
Filed:
Aug. 27, 2018
Applicant:
SK Hynix Inc., Incheon-si, Gyeonggi-do, KR;
Inventor:
Hyun Bae Lee, Incheon-si, KR;
Assignee:
SK hynix Inc., Icheon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/156 (2006.01); H03K 3/017 (2006.01);
U.S. Cl.
CPC ...
H03K 5/1565 (2013.01); H03K 3/017 (2013.01);
Abstract
A duty cycle correction circuit is provided. The duty cycle correction circuit may include a correction circuit configured to correct a duty cycle of an external clock signal according to a locking signal. The duty cycle correction circuit may include a locking signal detection circuit configured to generate the locking signal for correcting the duty cycle of the external clock signal, using an internal clock signal generated in a semiconductor circuit.