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. 10, 2019

Filed:

Aug. 01, 2017
Applicant:

Inventronics (Hangzhou), Inc., Hangzhou, Zhejiang, CN;

Inventors:

Shiwei Luo, Zhejiang, CN;

Delai Jiang, Zhejiang, CN;

Assignee:

INVENTRONICS (HANGZHOU), INC., Hangzhou, Zhejiang, unknown;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33576 (2013.01); H02M 3/335 (2013.01); H02M 2001/0009 (2013.01); Y02B 70/1433 (2013.01);
Abstract

A resonant converter includes a resonant current truncating unit, a resonant current processing unit and a driving control unit. The resonant current truncating unit is connected in series in a current loop of a resonance circuit and is configured to periodically truncate to acquire a sampling interval and acquire a sampling signal characterizing a resonant current in the sampling interval. The resonant current processing unit is configured to perform an averaging process on the sampling signal to acquire a feedback signal. The driving control unit is configured to control a switching state of the main switch of the primary circuit based on the feedback signal, to make the resonant converter output a stable current.


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