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.:

US 9748835 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 29, 2017

Filed:

Nov. 17, 2014
Applicant:

Infineon Technologies Austria Ag, Villach, AT;

Inventor:

Christoph Braun, Munich, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2007.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 1/4225 (2013.01); H02M 2001/0003 (2013.01); Y02B 70/126 (2013.01);
Abstract

A circuitry for providing a power factor correction is suggested. The circuitry includes a digital pulse width modulator, a switching element, a control unit, and a combiner. An output of the digital pulse width modulator is connected to the switching element. The combiner determines a combined signal based on an output of the control unit and an input signal. The combined signal is conveyed towards the digital pulse width modulator. An output of the switching element provides a feedback signal for the digital pulse width modulator and for the control unit such that an error in the feedback signal is reduced.


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Braun, Christoph. (2017). Digital power factor correction (U.S. Patent No. 9748835). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9748835

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