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:
Apr. 14, 2009
Filed:
Sep. 09, 2005
Applicants:
Kouji Ichiba, Chuo-ku, JP;
Takeshi Naka, Chuo-ku, JP;
Inventors:
Kouji Ichiba, Chuo-ku, JP;
Takeshi Naka, Chuo-ku, JP;
Assignees:
Torex Semiconductor Ltd., Tokyo, JP;
Device Engineering Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 11/16 (2006.01); H03K 5/13 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a phase compensation circuit having a resistance connected to the output side of an error amplifier, a capacitor, and a conductance amplifier functioning as a capacitance amplifier circuit, capacitance is amplified by the conductance amplifier and used, whereby an essentially required capacitance is ensured, even when the capacitance of the capacitor is small.