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:
Aug. 17, 2021

Filed:

Mar. 24, 2020
Applicant:

Ngk Spark Plug Co., Ltd., Nagoya, JP;

Inventors:

Yuji Matsumoto, Nagoya, JP;

Kazunari Kokubo, Nagoya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/24 (2006.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H01J 37/241 (2013.01); H02M 3/3353 (2013.01); H02M 3/33507 (2013.01);
Abstract

A discharge control apparatus for controlling a flyback power supply circuit which includes a transformer having a primary coil and a secondary coil and performing voltage conversion, and a driver for controlling energization of the primary coil. The power supply circuit supplies electric energy to a plasma reactor. The discharge control apparatus calculates, based on primary current flowing through the primary coil and primary voltage generated in the primary coil, supply energy supplied to the primary coil and regeneration energy which is a portion of the supply energy not used for the discharge in the plasma reactor. The discharge control apparatus controls the power supply circuit based on the calculated supply energy and the calculated regeneration energy. Also disclosed is a method for controlling the flyback power supply circuit.


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Matsumoto, Yuji. (2021). Discharge control apparatus and method (U.S. Patent No. 11094500). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11094500

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