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:
Aug. 23, 2011
Filed:
Sep. 30, 2009
Applicants:
Jin-gook Kim, Suwon-si, KR;
Kwang-ii Park, Yongin-si, KR;
Seung-jun Bae, Hwaseong-si, KR;
Si-hong Kim, Gunpo-si, KR;
Dae-hyun Chung, Daejeon, KR;
Inventors:
Jin-Gook Kim, Suwon-si, KR;
Kwang-II Park, Yongin-si, KR;
Seung-Jun Bae, Hwaseong-si, KR;
Si-Hong Kim, Gunpo-si, KR;
Dae-Hyun Chung, Daejeon, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03L 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An AC-coupling phase interpolator and a DLL using the same are provided. The AC-coupling phase interpolator includes a coupling capacitor generating and outputting a coupling signal by AC-coupling to an interpolation signal obtained by phase-interpolating an input signal. Thereby, it is possible to correct duty of an input signal and adjust the level of an output signal.