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:
Nov. 15, 2011
Filed:
Dec. 18, 2009
Applicants:
Sung-hoon Bea, Nowon-gu, KR;
Hwan Cho, Goyang-si, KR;
Inventors:
Sung-Hoon Bea, Nowon-gu, KR;
Hwan Cho, Goyang-si, KR;
Assignee:
Dongbu HiTek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/02 (2006.01); H03K 4/08 (2006.01); H03K 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A slope compensation circuit includes an oscillator for generating a first clock signal having a reference frequency, a ramp signal generator for generating a ramp signal having a duty ratio of about 50% or higher based on the first clock signal, and a slope compensation signal generator for outputting a slope compensation current based on the ramp signal.