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:
Apr. 15, 2008

Filed:

Apr. 19, 2004
Applicants:

Sehat Sutardja, Los Altos Hills, CA (US);

Runsheng He, Sunnyvale, CA (US);

Jiancheng Zhang, Los Altos Hills, CA (US);

Inventors:

Sehat Sutardja, Los Altos Hills, CA (US);

Runsheng He, Sunnyvale, CA (US);

Jiancheng Zhang, Los Altos Hills, CA (US);

Assignee:

Marvell World Trade Ltd., St. Michael, BB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/40 (2006.01); H02M 1/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A digital controller for controlling a regulated output of an output regulator. The output regulator responsive to a pulse width signal for controlling the transfer of energy between an input source and the regulated output. The digital controller including a duty cycle estimator to determine a nominal duty cycle. An adjust determiner to determine an adjustment value to combine with the nominal duty cycle to generate an adjusted duty cycle. The pulse width signal being a function of the adjusted duty cycle.


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