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:
May. 31, 2022
Filed:
Sep. 01, 2020
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Ji Hwan Park, Gyeonggi-do, KR;
Jun Il Moon, Gyeonggi-do, KR;
Byung Kuk Yoon, Gyeonggi-do, KR;
Myeong Jae Park, Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/14 (2014.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H03K 5/14 (2013.01); H03K 2005/00052 (2013.01);
Abstract
A delay circuit includes a first delay line suitable for delaying a first clock by a delay value that is adjusted based on a delay control code; a delay control circuit suitable for comparing a phase of the first clock delayed through the first delay line with a phase of a second clock to generate the delay control code; and a second delay line having, based on a delay control code, a delay value corresponding to a half of the delay value of the first delay line.