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:
Dec. 07, 2010
Filed:
May. 20, 2009
Applicants:
Hyung Dong Roh, Seoul, KR;
Hyoung Joong Kim, Seoul, KR;
Jeong Jin Roh, Yongin-si, KR;
Yi Gyeong Kim, Daejeon, KR;
Jong Kee Kwon, Daejeon, KR;
Inventors:
Hyung Dong Roh, Seoul, KR;
Hyoung Joong Kim, Seoul, KR;
Jeong Jin Roh, Yongin-si, KR;
Yi Gyeong Kim, Daejeon, KR;
Jong Kee Kwon, Daejeon, KR;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a switched capacitor circuit which prevents leakage current by equalizing voltages at nodes where leakage current tends to flow in a sampling mode, and prevents errors in an output signal by minimizing voltage drop caused by leakage current in an integrating mode.