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:
Jun. 05, 2018

Filed:

Mar. 09, 2017
Applicants:

Industrial Technology Research Institute, Hsinchu, TW;

Intel Corporation, Santa Clara, CA (US);

Inventors:

Chao-Jen Huang, Taichung, TW;

Ching-Ju Lin, Hsinchu, TW;

Su-Hwan Kim, Santa Clara, CA (US);

Assignees:

Industrial Technology Research Institute, Chutung Township, Hsinchu, TW;

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/00 (2006.01); H02M 1/00 (2006.01); H02J 3/38 (2006.01); H02M 3/158 (2006.01); H02M 7/04 (2006.01); H02M 1/08 (2006.01);
U.S. Cl.
CPC ...
H02J 3/382 (2013.01); H02J 3/385 (2013.01); H02J 3/387 (2013.01); H02M 1/08 (2013.01); H02M 3/1582 (2013.01); H02M 7/04 (2013.01); H02M 2001/0009 (2013.01);
Abstract

A maximum power point tracking method is provided. The method includes the following steps. Perform a power conversion operation by a converter according to a duty cycle signal so as to convert an input power supplied by an energy harvester into an output power, wherein the converter includes an inductor, and a current flowing through the inductor increases in an energy-storing duration and decreases in an energy-releasing duration. Obtain a length of the energy-releasing duration. Adjust the duty cycle signal according to the length of the energy-releasing duration so as to track a maximum power point of the input power or the output power.


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