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.

Date of Patent:
Sep. 27, 2016

Filed:

Jul. 02, 2015
Applicant:

Excelliance Mos Corporation, Hsinchu County, TW;

Inventors:

Meng-Ju Hsieh, Hsinchu County, TW;

Pao-Chuan Lin, Hsinchu County, TW;

Assignee:

Excelliance MOS Corporation, Hsinchu County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 3/158 (2013.01);
Abstract

A voltage converter including a constant turned-on time signal generator, a first transistor, a second transistor, an inductor, a ripple signal compensator, and a ripple injection circuit is provided. The ripple signal compensator is coupled to an output terminal of the voltage converter and a second terminal of the first transistor, and generates an adjusted ripple signal according to a switching voltage on a second terminal of the first transistor and an output signal of the voltage converter. The ripple rejection circuit generates a ripple injection signal according to the adjusted ripple signal. Wherein, the constant turned-on time signal generator generates a first and second driving signals for respectively driving the first and second transistors according to the ripple injection signal.


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