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. 19, 2025

Filed:

Dec. 27, 2022
Applicant:

Honor Device Co., Ltd., Shenzhen, CN;

Inventor:

Lixin Zhang, Shenzhen, CN;

Assignee:

HONOR DEVICE CO., LTD., Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/21 (2006.01); H02J 7/00 (2006.01); H02J 7/34 (2006.01); H02J 50/10 (2016.01); H02J 50/12 (2016.01); H02M 1/00 (2007.01); H02M 3/156 (2006.01); H02M 3/158 (2006.01); H02M 7/44 (2006.01); H02M 7/48 (2007.01); H04R 3/00 (2006.01); H04R 29/00 (2006.01);
U.S. Cl.
CPC ...
H03F 3/21 (2013.01); H04R 3/00 (2013.01); H04R 29/001 (2013.01); H03F 2200/03 (2013.01); H04R 2201/028 (2013.01); H04R 2430/01 (2013.01);
Abstract

An electronic device and a power supply method for a smart power amplifier are provided. The electronic device includes a battery, a switch circuit, a boost circuit, a smart power amplifier, a speaker, and a controller. The battery is connected to a first end of the switch circuit, a second end of the switch circuit is connected to an input end of the smart power amplifier, a third end of the switch circuit is connected to an input end of the boost circuit, an output end of the boost circuit is connected to the input end of the smart power amplifier, and an output end of the smart power amplifier is connected to the speaker. The boost circuit is configured to perform boost conversion on an output voltage of the battery.


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