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:
May. 16, 2023

Filed:

Mar. 25, 2022
Applicant:

Silergy Semiconductor Technology (Hangzhou) Ltd, Hangzhou, CN;

Inventors:

Zhiyuan Shen, Hangzhou, CN;

Kaiwei Yao, Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1586 (2021.05); H02M 3/1584 (2013.01); H02M 1/0025 (2021.05);
Abstract

A concentration control circuit can include: a voltage feedback circuit configured to generate a current reference signal representing an error between a voltage reference signal and an output voltage feedback signal shared by each of a plurality of power stage circuits of a multi-phase power converter to adjust a respective phase current; and a clock signal generation circuit configured to generate a clock signal to adjust at least one of switching frequency and phase of each of the power stage circuits, where the clock signal is adjusted in accordance with a change of the current reference signal.


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