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. 21, 2024

Filed:

Nov. 10, 2022
Applicant:

Fsp Technology Inc., Taoyuan, TW;

Inventors:

Chien-Li Tsai, Taoyuan, TW;

Chih-Fan Lin, Taoyuan, TW;

Chih-Hsien Hsieh, Taoyuan, TW;

Assignee:

FSP TECHNOLOGY INC., Taoyuan, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02J 3/46 (2006.01); H02J 3/38 (2006.01); H02M 7/12 (2006.01);
U.S. Cl.
CPC ...
H02J 3/46 (2013.01); H02J 3/381 (2013.01); H02M 7/12 (2013.01);
Abstract

A power supply system with current sharing includes a current sharing bus, a plurality of power supply units, and a plurality of controllers. The power supply units are connected to each other through the current sharing bus. Each power supply unit provides a current sharing signal value to the current sharing bus, and provides an output current to a load. Each controller receives current sharing signal values provided from other power supply units and current signal values corresponding to the output currents. When determining that the current signal value is less than a reference current sharing signal value, the controller increases an output voltage of the power supply unit to increase the output current. Otherwise, the controller decreases the output voltage to decrease the output current so that so that the output currents of the power supply units are shared to supply power to the load.


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